KEY


Line plots across dimensions of each concept
Tables

Table of contents



us-gaap:CommonStockValue
dei:LegalEntity

us-gaap:CommonStockSharesIssued
us-gaap:StatementEquityComponents
us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesAuthorized

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:Revenues
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ProductOrService

us-gaap:InterestExpense

us-gaap:InterestExpenseLongTermDebt
us-gaap:IncomeStatementLocation, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:IncomeLossFromContinuingOperations

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:IncomeTaxExpenseBenefit
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:IncomeTaxesPaidNet

us-gaap:ProfitLoss
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:StatementEquityComponents

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:NetIncomeLoss
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:Assets
us-gaap:ConsolidatedEntities

us-gaap:Liabilities
us-gaap:ConsolidatedEntities

us-gaap:LiabilitiesAndStockholdersEquity
us-gaap:ConsolidatedEntities

us-gaap:StockholdersEquity
us-gaap:ConsolidatedEntities

us-gaap:ShortTermInvestments
us-gaap:ConsolidatedEntities
us-gaap:PropertyPlantAndEquipmentByType
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:ConsolidatedEntities
us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures

us-gaap:Goodwill
us-gaap:StatementBusinessSegments

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:LongTermDebt
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:InvestmentType
us-gaap:FairValueByMeasurementBasis
us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent

us-gaap:MinorityInterest

us-gaap:StockholdersEquity
us-gaap:ConsolidatedEntities

us-gaap:CommonStockValue
dei:LegalEntity

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:TreasuryStockValue

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:ProfitLoss
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:StatementEquityComponents

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:PaymentsOfDividends

us-gaap:PaymentsOfDividends

us-gaap:PaymentsForRepurchaseOfCommonStock
us-gaap:ShareRepurchaseProgram

us-gaap:RepaymentsOfLongTermDebt
us-gaap:LongtermDebtType
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensation

us-gaap:DeferredTaxAssetsNet
us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsValuationAllowance
us-gaap:Range

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
us-gaap:ConsolidatedEntities

key:AverageAssets
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

key:AverageDeposits
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

key:AverageLoansAndLeases
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

key:BankingServicesIncome

key:CardsAndPaymentsIncome
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
key:CertainLoansAcquiredinTransferAccountedforasDebtSecuritiesAccretableYieldPaymentsReceivedNet
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
key:CertainLoansAcquiredinTransferAccountedforasDebtSecuritiesAccretableYieldReclassificationtofromNonaccretableDifference

key:ConsumerMortgageIncome
us-gaap:FinancialInstrument
key:FairValueInvestmentsFundedCommitments
us-gaap:FinancialInstrument, us-gaap:InvestmentType
us-gaap:FinancialInstrument
key:FairValueInvestmentsFundedOther
us-gaap:FinancialInstrument, us-gaap:InvestmentType
us-gaap:DerivativeInstrumentRisk
key:FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisOtherTransfers
us-gaap:FairValueByAssetClass

key:FdicReimbursementsPaymentsNetOfExpenses
us-gaap:InvestmentType
key:FeesAndCommissionsMortgageBankingAndServicingBeforeAmortization
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:StatementOperatingActivitiesSegment
key:FinancingReceivableAllowanceForCreditLossPercentage
us-gaap:Range, us-gaap:StatementScenario, us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:SubsequentEventType

key:FinancingReceivableAllowanceForCreditLossesLendingRelatedCommitments
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

key:FinancingReceivableAllowanceforCreditLossRecoveryIncludingDiscontinuedOperations

key:FinancingReceivableAllowanceforCreditLossWriteoffIncludingDiscontinuedOperations

key:FinancingReceivableAmountRealizedLossFromFraudIncident
us-gaap:ConsolidationItems

key:FinancingReceivableCreditLossExpenseReversalIncludingDiscontinuedOperations

key:FinancingReceivableModificationsAdditions
us-gaap:FinancingReceivablePortfolioSegment
key:FinancingReceivableModificationsConcessionsBankruptcyPlanModification
us-gaap:FinancingReceivablePortfolioSegment
key:FinancingReceivableModificationsConcessionsExtensionOfMaturityDate
us-gaap:FinancingReceivablePortfolioSegment
key:FinancingReceivableModificationsConcessionsIncreaseInNewCommitmentOrMoney
us-gaap:FinancingReceivablePortfolioSegment
key:FinancingReceivableModificationsConcessionsPaymentForCovenantModification

key:FinancingReceivableModificationsPayments

key:GainsLossesOnLeasedEquipment

key:IncomeLossFromContinuingOperationsAttributableToCommonsShareholdersPerBasicShare

key:IncomeLossFromContinuingOperationsAttributableToKeyCommonShareholders

key:IncomeLossFromContinuingOperationsAttributableToKeyCommonsShareholdersPerDilutedShare

key:IncomeTaxExpenseBenefitandTaxableEquivalentAdjustments
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

key:InterestIncomeExpenseNetTaxableEquivalent
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:Range, us-gaap:FinancialInstrument, us-gaap:StatementEquityComponents
key:InterestRateUsedToAccountForMortgageLoanAtFairValueUponAssumption

key:LoansChargedOffAndRecoveriesOfLoansPreviouslyChargedOff
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

key:NetDecreaseIncreaseInLoansExcludingAcquisitionsSalesAndTransfers

key:NetIncreaseDecreaseInShortTermInvestments

key:NetReductionToInterestIncome

key:NoninterestandOtherExpense
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

key:NumberOfFullTimeEquivalentEmployees
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

key:OperatingLeaseIncomeAndOtherLeasingGains

key:OperatingLeaseOtherOperatingLeasingGains

key:OriginationsOfLoansHeldForSaleNetOfRepayments

key:ProvisionCreditForLoanAndLeaseLosses

key:ReductionOfSecuredBorrowingAndRelatedCollateral

key:ReturnOnAverageAllocatedEquity
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

key:ReturnOnAverageAllocatedEquityContinuingOperations
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

key:SalesTypeAndDirectFinancingLeaseLeaseIncome

key:ServiceChargesOnDepositAccounts
us-gaap:FinancialInstrument
key:ServicingAssetAtAmortizedCostTemporaryImpairments
us-gaap:Range, us-gaap:FinancialInstrument, us-gaap:StatementEquityComponents
key:ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueEscrowEarnRate
us-gaap:Range, us-gaap:FinancialInstrument, us-gaap:StatementEquityComponents
key:ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueServicingCost

key:TrustAndInvestmentServicesIncome

us-gaap:AccretionExpense
us-gaap:ConsolidatedEntities, us-gaap:FairValueByAssetClass
us-gaap:AdjustmentForAmortization
us-gaap:FairValueByAssetClass, us-gaap:VariableInterestEntitiesByClassificationOfEntity

us-gaap:AmortizationOfIntangibleAssets
us-gaap:InvestmentType
us-gaap:AmortizationOfMortgageServicingRightsMSRs

us-gaap:BankOwnedLifeInsuranceIncome

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAccretion
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
us-gaap:ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
us-gaap:ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:CommunicationsAndInformationTechnology

us-gaap:DebtAndEquitySecuritiesGainLoss
us-gaap:StatementEquityComponents
us-gaap:DeferredCompensationArrangementWithIndividualAllocatedShareBasedCompensationExpense
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanInterestCost
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanSettlementsBenefitObligation

us-gaap:DepreciationAmortizationAndAccretionNet

us-gaap:DepreciationAndAmortization
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeInstrumentRisk, us-gaap:IncomeStatementLocation
us-gaap:IncomeStatementLocation
us-gaap:StatementEquityComponents
us-gaap:DividendsCommonStockCash

us-gaap:DividendsPreferredStock
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:DividendsPreferredStockCash

us-gaap:EquipmentExpense
us-gaap:BalanceSheetLocation
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1
us-gaap:BalanceSheetLocation, us-gaap:FinancialInstrument
us-gaap:DerivativeInstrumentRisk
us-gaap:FinancialInstrument, us-gaap:InformationByCategoryOfDebtSecurity
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss
us-gaap:BalanceSheetLocation, us-gaap:FinancialInstrument
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeInstrumentRisk
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements
us-gaap:BalanceSheetLocation, us-gaap:FinancialInstrument
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales
us-gaap:DerivativeInstrumentRisk
us-gaap:FairValueByAssetClass
us-gaap:BalanceSheetLocation
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3
us-gaap:DerivativeInstrumentRisk
us-gaap:FairValueByAssetClass
us-gaap:DerivativeInstrumentRisk
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
us-gaap:FinancialInstrument, us-gaap:InformationByCategoryOfDebtSecurity
us-gaap:BalanceSheetLocation
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings
us-gaap:BalanceSheetLocation, us-gaap:FinancialInstrument

us-gaap:FederalDepositInsuranceCorporationPremiumExpense

us-gaap:FeesAndCommissionsMortgageBankingAndServicing
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:StatementOperatingActivitiesSegment
us-gaap:FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1
us-gaap:FairValueByAssetClass
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
us-gaap:GainLossOnDerivativeInstrumentsNetPretax

us-gaap:GainLossOnDispositionOfAssets
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
us-gaap:GainLossOnFairValueHedgesRecognizedInEarnings

us-gaap:GainLossOnSaleOfBusiness

us-gaap:GainLossOnSalesOfLoansNet
us-gaap:Range, us-gaap:InternalCreditAssessment
us-gaap:GuaranteeObligationsLiquidationProceedsPercentage

us-gaap:ImpairedFinancingReceivableInterestIncomeAccrualMethod

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax
us-gaap:ConsolidationItems

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare

us-gaap:IncreaseDecreaseInDeferredIncomeTaxes

us-gaap:IncreaseDecreaseInDeposits

us-gaap:IncreaseDecreaseInTradingSecurities

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InterestAndDividendIncomeOperating

us-gaap:InterestAndDividendIncomeSecuritiesHeldToMaturity

us-gaap:InterestAndFeeIncomeLoansAndLeasesHeldForSale

us-gaap:InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio
us-gaap:DerivativeInstrumentRisk, us-gaap:IncomeStatementLocation, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:InterestExpenseDeposits

us-gaap:InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase

us-gaap:InterestExpenseShortTermBorrowingsExcludingFederalFundsAndSecuritiesSoldUnderAgreementsToRepurchase

us-gaap:InterestIncomeDebtSecuritiesAvailableForSaleOperating

us-gaap:InterestIncomeDebtSecuritiesTradingOperating

us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss

us-gaap:InterestIncomeExpenseNet

us-gaap:InterestIncomeOperating

us-gaap:InterestIncomeOther

us-gaap:InterestPaidNet

us-gaap:InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions
us-gaap:ConsolidatedEntities
us-gaap:InvestmentTaxCredit
us-gaap:ConsolidatedEntities, us-gaap:FairValueByAssetClass
us-gaap:FairValueByAssetClass, us-gaap:VariableInterestEntitiesByClassificationOfEntity

us-gaap:LaborAndRelatedExpense
us-gaap:DerivativeInstrumentRisk, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:LeaseAndRentalExpense

us-gaap:LeaseIncome

us-gaap:LifeInsuranceCorporateOrBankOwnedChangeInValue

us-gaap:MarketingAndAdvertisingExpense

us-gaap:NoninterestExpense

us-gaap:NoninterestIncome
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ProductOrService

us-gaap:NoninterestIncomeOther
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:OccupancyNet

us-gaap:OffBalanceSheetCreditLossLiabilityChangeInMethodCreditLossExpenseReversal
us-gaap:FairValueByAssetClass

us-gaap:OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal

us-gaap:OperatingLeaseLeaseIncome

us-gaap:OperatingLeaseLeaseIncomeLeasePayments

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax

us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsTax

us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAfterAdjustmentsAndTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax

us-gaap:OtherNoninterestExpense

us-gaap:OtherRealEstateValuationAdjustments

us-gaap:PaymentsForRepurchaseOfOtherEquity

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireHeldToMaturitySecurities

us-gaap:PaymentsToAcquireOtherInvestments

us-gaap:PaymentsToAcquireProductiveAssets
us-gaap:StatementClassOfStock
us-gaap:PreferredStockDividendsPerShareDeclared

us-gaap:ProceedsFromDivestitureOfBusinesses

us-gaap:ProceedsFromIssuanceOfCommonStock

us-gaap:ProceedsFromIssuanceOfPreferredStockAndPreferenceStock

us-gaap:ProceedsFromLifeInsurancePolicies

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt

us-gaap:ProceedsFromSaleOfLoansHeldForInvestment

us-gaap:ProceedsFromSaleOfLoansHeldForSale

us-gaap:ProceedsFromSaleOfOtherInvestments

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromSaleOfWhollyOwnedRealEstateAndRealEstateAcquiredInSettlementOfLoans

us-gaap:ProceedsFromShortTermDebt

us-gaap:ProfessionalFees

us-gaap:ProvisionForLoanLeaseAndOtherLosses

us-gaap:ProvisionForLoanLossesExpensed
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:StatementOperatingActivitiesSegment

us-gaap:RealEstateOwnedValuationAllowanceProvision1

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
us-gaap:StatementEquityComponents

us-gaap:ReinsuranceRetentionPolicyAmountRetained

us-gaap:ReinsuranceRetentionPolicyExcessRetentionAmountReinsured

us-gaap:SalesTypeLeaseInterestIncomeLeaseReceivable
us-gaap:FinancialInstrument
us-gaap:ServicingAssetAtAmortizedValueAdditions
us-gaap:FinancialInstrument
us-gaap:ServicingAssetAtAmortizedValueAmortization1
us-gaap:FinancialInstrument
us-gaap:ServicingAssetAtAmortizedValueOtherChangesThatAffectBalanceAmount
us-gaap:Range, us-gaap:FinancialInstrument, us-gaap:StatementEquityComponents
us-gaap:ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueDiscountRate
us-gaap:Range, us-gaap:FinancialInstrument, us-gaap:StatementEquityComponents
us-gaap:ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueExpectedCreditLosses
us-gaap:Range, us-gaap:FinancialInstrument, us-gaap:StatementEquityComponents
us-gaap:ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValuePrepaymentSpeed
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesNewIssues
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementEquityComponents
us-gaap:StockRepurchasedDuringPeriodShares
us-gaap:StatementEquityComponents
us-gaap:StockRepurchasedDuringPeriodValue
us-gaap:StatementEquityComponents
us-gaap:StockholdersEquityPeriodIncreaseDecrease

us-gaap:TransferOfLoansHeldForSaleToPortfolioLoans1

us-gaap:TransferOfOtherRealEstate

us-gaap:TransferOfPortfolioLoansAndLeasesToHeldForSale1
us-gaap:StatementEquityComponents
us-gaap:TreasuryStockSharesAcquired
us-gaap:ShareRepurchaseProgram
us-gaap:TreasuryStockValueAcquiredCostMethod
us-gaap:StatementEquityComponents
us-gaap:StatementClassOfStock
dei:EntityListingDepositoryReceiptRatio

key:AggregateAmountOfCertificatesOfDeposit
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:StatementOperatingActivitiesSegment
key:AllowanceForCreditImpairment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:StatementOperatingActivitiesSegment
us-gaap:StatementOperatingActivitiesSegment

key:AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLosses

key:AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue

key:AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses

key:AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue

key:AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerAggregateLosses

key:AvailableForSaleSecuritiesAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:Position
key:BankNotesAndOtherShorttermBorrowingsFairValue
us-gaap:FairValueByMeasurementFrequency, us-gaap:Position

key:CashCollateralNettedAgainstDerivativeAssets

key:CashCollateralNettedAgainstDerivativeLiabilities

key:CommercialAndConsumerTdrs

key:CommercialLettersOfCredit
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
key:CommercialLoansFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency
us-gaap:Range, us-gaap:LongtermDebtType, dei:LegalEntity
key:ContingentPaymentToRestructureDebtAgreement

key:CreditDerivativePaymentPerformanceRiskPercentage
us-gaap:CreditDerivativesByContractType

key:DebenturesAdjustmentsRelatedToFinancialInstrumentHedging

key:DeferredTaxAssetsFairValueAdjustments

key:DefinedContributionPlanEmployerDiscretionaryContributionPercentage
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
key:DepositsWithNoStatedMaturity
us-gaap:FairValueByMeasurementBasis

key:DerivativeAssetsBeforeCashCollateral
us-gaap:DerivativeInstrumentRisk
us-gaap:StatementBusinessSegments
key:ExcessOfEstimatedFairValueOverCarryingValueAsPercentageOfCarryingValue
us-gaap:FinancialInstrument
key:FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareFairValue
us-gaap:FinancialInstrument, us-gaap:InvestmentType

key:FederalNetDeferredTaxAsset

key:FinancingReceivableAccruedInterestBeforeAllowanceForCreditLoss
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:InformationByCategoryOfDebtSecurity

key:FinancingReceivableAllowanceForCreditLossIncludingDiscontinuedOperations
key:CumulativeEffectPeriodOfAdoption

key:FinancingReceivableAllowanceForCreditLossIncludingOffBalanceSheetCreditLossLiability
key:CumulativeEffectPeriodOfAdoption

key:FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairmentAllIncludingDiscontinuedOperations

key:FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairmentAllIncludingDiscontinuedOperations

key:FinancingReceivableCollectivelyEvaluatedForImpairmentAllIncludingDiscontinuedOperations

key:FinancingReceivableIndividuallyEvaluatedForImpairmentAllIncludingDiscontinuedOperations

key:FinancingReceivableLiabilityForCreditLosses
us-gaap:FinancingReceivablePortfolioSegment
key:FinancingReceivableModificationsConcessions
us-gaap:FinancingReceivablePortfolioSegment
key:FinancingReceivableModificationsConcessionsInterestRateReduction
us-gaap:FinancingReceivablePortfolioSegment
key:FinancingReceivableModificationsConcessionsOther

key:FinancingReceivableRecordedInvestmentPurchasedCreditImpairedLoans
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:LossContingenciesByNatureOfContingency
key:GuarantorObligationsMaximumExposureUndiscountedasPercentageofTotalLoansOutstanding
us-gaap:Range, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique
key:ImpairedLoanMeasurementInput
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key:ImpairedLoansFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:ValuationTechnique
us-gaap:FairValueByMeasurementFrequency
dei:LegalEntity
key:InterestRateOfTrustPreferredSecuritiesAndDebentures
us-gaap:LongtermDebtType
key:InvestmentFundFinancing

key:LoanAndOtherCommitments

key:LoanCommitments
us-gaap:FinancialInstrument

key:LoansAllIncludingDiscontinuedOperations
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:StatementOperatingActivitiesSegment
key:LoansAndLeasesReceivableIncludingLoansAtFairValueNetOfDeferredIncome
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:StatementOperatingActivitiesSegment
us-gaap:StatementOperatingActivitiesSegment
us-gaap:Range, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique
key:LoansHeldForInvestmentMeasurementInput
us-gaap:ConsolidatedEntities
key:MaximumExposureToLossUnconsolidatedVie
us-gaap:VariableInterestEntitiesByClassificationOfEntity

key:MortgageServicingAssetExcludedFromOtherRealEstate

key:NonPerformingLoans
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

key:OffBalanceSheetCreditLossLiabilityContingentGuarantees

key:OffBalanceSheetCreditLossLiabilityExcludingProvisionForOtherFinancialAssets

key:OffsettingOfFinancialAssets
us-gaap:FinancialInstrument
us-gaap:SecuritiesFinancingTransaction
us-gaap:FinancialInstrument
key:OffsettingOfFinancialLiabilities
us-gaap:SecuritiesFinancingTransaction

key:OtherRealEstateOwnedNonperformingLoan
us-gaap:FinancialInstrument
dei:LegalEntity
key:PrincipalAmountOfDebenturesNetOfDiscount

key:PrincipalInvestingCommitments

key:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization

key:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization

key:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization

key:PurchaseCardCommitments

key:PurchasedCreditImpairedLoansAllowanceIncludingDiscontinuedOperations
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
key:PurchasedCreditImpairedLoansCarryingValue

key:PurchasedCreditImpairedLoansOutstandingIncludingDiscontinuedOperations

key:RealEstateLoansAndSecuritiesPledged

key:SignificantCommitmentsToLendAdditionalFundsToBorrowersWithLoansOnNonperformingStatus
dei:LegalEntity
key:TangibleCapitalQualifyAsWellCapitalizedUnderFederalDepositInsuranceAct

key:TaxCreditInvestmentCommitments
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
key:TradingAccountsAsset
us-gaap:FairValueByMeasurementFrequency
dei:LegalEntity
key:TrustPreferredSecuritiesNetOfDiscount

key:UnrecognizedTaxBenefitsIncludingIncomeTaxPenaltiesAndInterestAccrued

us-gaap:AccruedLiabilitiesAndOtherLiabilities
us-gaap:ConsolidatedEntities

us-gaap:AdditionalCollateralAggregateFairValue
us-gaap:CreditRatingMoodys, key:CreditRatingScenario
us-gaap:CreditRatingStandardPoors, key:CreditRatingScenario

us-gaap:AdditionalPaidInCapital
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:AlternativeInvestment
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:ValuationTechnique
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:Range, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique
us-gaap:AlternativeInvestmentMeasurementInput
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:AssetsFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:AvailableForSaleSecuritiesDebtSecurities
us-gaap:FairValueByAssetClass, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByAssetClass, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:ValuationTechnique
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:BankOwnedLifeInsurance
us-gaap:ConsolidatedEntities
dei:LegalEntity
us-gaap:Capital
us-gaap:ConsolidatedEntities
dei:LegalEntity
us-gaap:CapitalRequiredForCapitalAdequacy
us-gaap:ConsolidatedEntities
dei:LegalEntity
us-gaap:CapitalRequiredToBeWellCapitalized
dei:LegalEntity
us-gaap:CapitalToRiskWeightedAssets
us-gaap:ConsolidatedEntities

us-gaap:CashAndDueFromBanks
us-gaap:ConsolidatedEntities
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:CashCashEquivalentsAndShortTermInvestments
us-gaap:FairValueByMeasurementBasis
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYield
us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:StatementEquityComponents
us-gaap:CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption
us-gaap:StatementEquityComponents
us-gaap:FederalHomeLoanBankAdvancesBranchOfFHLBBank
us-gaap:DebtInstrumentUnusedBorrowingCapacityAmount
us-gaap:FinancialInstrument
us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass
us-gaap:FinancialInstrument
us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass
us-gaap:FinancialInstrument
us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass
us-gaap:FinancialInstrument
us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass
us-gaap:Range, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique
us-gaap:DebtSecuritiesAvailableForSaleMeasurementInput
us-gaap:FinancialInstrument
us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass
us-gaap:FinancialInstrument
us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass
us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards
us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses

us-gaap:DeferredTaxAssetsUnrealizedLossesOnTradingSecurities

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax
us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationWeightedAverageInterestCreditingRate
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanBenefitObligation
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanFundedStatusOfPlan

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation
us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation
us-gaap:DefinedBenefitPlanByPlanAssetCategories
us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage

us-gaap:Deposits
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:DepositsFairValueDisclosure
us-gaap:FairValueByMeasurementBasis

us-gaap:DepositsMoneyMarketDepositsAndNegotiableOrderOfWithdrawalNOW

us-gaap:DepositsSavingsDeposits

us-gaap:DerivativeAssetCollateralObligationToReturnCashOffset
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementBasis, us-gaap:HedgingDesignation
us-gaap:DerivativeAssetFairValueGrossLiabilityAndObligationToReturnCashOffset

us-gaap:DerivativeAssetNotionalAmount
us-gaap:CreditDerivativesByContractType

us-gaap:DerivativeAssets
us-gaap:ConsolidatedEntities
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:ValuationTechnique
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis, us-gaap:HedgingDesignation
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementBasis, us-gaap:HedgingDesignation
us-gaap:FairValueByMeasurementFrequency

us-gaap:DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral
us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeLiabilityCollateralRightToReclaimCashOffset
us-gaap:FairValueByMeasurementFrequency, us-gaap:Position
us-gaap:FairValueByMeasurementBasis, us-gaap:HedgingDesignation
us-gaap:DerivativeLiabilityFairValueGrossAssetAndRightToReclaimCashOffset
us-gaap:Range, us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique
us-gaap:DerivativeLiabilityMeasurementInput

us-gaap:DerivativeLiabilityNotSubjectToMasterNettingArrangement
us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeNetLiabilityPositionAggregateFairValue
dei:LegalEntity

us-gaap:DerivativeNotionalAmount
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation
us-gaap:DisposalGroupClassification, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet
us-gaap:StatementClassOfStock
us-gaap:DividendsPayableAmountPerShare
us-gaap:ConsolidatedEntities
us-gaap:DueToAffiliateCurrentAndNoncurrent
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
us-gaap:PlanName
us-gaap:ConsolidatedEntities, us-gaap:InvestmentType
us-gaap:EquityMethodInvestments

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount
us-gaap:FinancialInstrument
us-gaap:FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments
us-gaap:FinancialInstrument, us-gaap:InvestmentType
us-gaap:ShortTermDebtType
us-gaap:FederalFundsPurchased

us-gaap:FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase
us-gaap:LongtermDebtType
us-gaap:FederalHomeLoanBankAdvancesLongTerm

us-gaap:FinanceLeaseLiability
us-gaap:LongtermDebtType

us-gaap:FinancingReceivableDeferredIncome

us-gaap:FinancingReceivableModificationsRecordedInvestment

us-gaap:FinancingReceivableRecordedInvestmentCurrent
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:GuaranteeObligationsCurrentCarryingValue
us-gaap:LossContingenciesByNatureOfContingency
us-gaap:OpenOptionContractsWrittenType

us-gaap:GuaranteeObligationsMaximumExposure
us-gaap:LossContingenciesByNatureOfContingency
us-gaap:OpenOptionContractsWrittenType
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk
us-gaap:HedgedAssetFairValueHedgeCumulativeIncreaseDecrease
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk
us-gaap:HedgedLiabilityFairValueHedge

us-gaap:HeldToMaturitySecurities
us-gaap:FairValueByMeasurementBasis
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass
us-gaap:FinancialInstrument
us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass
us-gaap:FinancialInstrument
us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass
us-gaap:FinancialInstrument
us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass
us-gaap:FinancialInstrument
us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass
us-gaap:FinancialInstrument
us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass
us-gaap:FinancialInstrument
us-gaap:HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:HeldToMaturitySecuritiesFairValue
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:ImpairedFinancingReceivableRecordedInvestment

us-gaap:ImpairedFinancingReceivableRelatedAllowance
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:ImpairedFinancingReceivableUnpaidPrincipalBalance

us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:InterestBearingDepositLiabilitiesDomestic

us-gaap:InterestBearingDomesticDepositCertificatesOfDeposits

us-gaap:InterestBearingDomesticDepositOtherTimeDeposit
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:LiabilitiesFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency

us-gaap:LoansAndLeasesReceivableAllowance
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:LoansAndLeasesReceivableCollateralForSecuredBorrowings

us-gaap:LoansAndLeasesReceivableDeferredIncome

us-gaap:LoansAndLeasesReceivableNetReportedAmount
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:InvestmentType
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:StatementOperatingActivitiesSegment
us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:StatementOperatingActivitiesSegment

us-gaap:LoansHeldForSaleFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:ValuationTechnique
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementFrequency
us-gaap:FinancialInstrument
us-gaap:Range, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique
us-gaap:LoansHeldForSaleMeasurementInput

us-gaap:LoansReceivableHeldForSaleNetNotPartOfDisposalGroup
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:LongTermDebtFairValue
us-gaap:FairValueByMeasurementBasis

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
us-gaap:ConsolidatedEntities

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
us-gaap:ConsolidatedEntities

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
us-gaap:ConsolidatedEntities

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
us-gaap:ConsolidatedEntities

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
us-gaap:ConsolidatedEntities

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
us-gaap:ConsolidatedEntities
us-gaap:LongtermDebtType
us-gaap:LongtermDebtWeightedAverageInterestRate
us-gaap:LongtermDebtType
us-gaap:MediumtermNotesNoncurrent

us-gaap:NoninterestBearingDepositLiabilitiesDomestic

us-gaap:OffBalanceSheetCreditLossLiability
key:CumulativeEffectPeriodOfAdoption

us-gaap:OperatingLeaseLiability

us-gaap:OtherAssets
us-gaap:ConsolidatedEntities
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:OtherAssetsFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency

us-gaap:OtherInvestments
us-gaap:ConsolidatedEntities
us-gaap:OtherShortTermInvestments
us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities
us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent
us-gaap:StatementEquityComponents
us-gaap:PreferredStockSharesOutstanding

us-gaap:PreferredStockValue
us-gaap:LossContingenciesByNatureOfContingency
us-gaap:RecordedUnconditionalPurchaseObligation
us-gaap:LongtermDebtType
us-gaap:SecuredDebt

us-gaap:SecuritiesForReverseRepurchaseAgreements
us-gaap:FinancialInstrument
us-gaap:SecuritiesFinancingTransaction

us-gaap:SecuritiesSoldUnderAgreementsToRepurchase
us-gaap:FinancialInstrument
us-gaap:SecuritiesFinancingTransaction
us-gaap:ShortTermDebtType
us-gaap:LongtermDebtType
us-gaap:SeniorNotes
us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
us-gaap:FinancialInstrument
us-gaap:ServicingAssetAtAmortizedValue
us-gaap:FinancialInstrument
us-gaap:ServicingAssetAtAmortizedValueFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType, us-gaap:DeferredCompensationArrangementWithIndividualShareBasedPaymentsByTypeOfDeferredCompensation
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:AwardType, us-gaap:DeferredCompensationArrangementWithIndividualShareBasedPaymentsByTypeOfDeferredCompensation

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShortTermBankLoansAndNotesPayable
us-gaap:FairValueByMeasurementBasis
us-gaap:ShortTermBorrowings
us-gaap:ShortTermDebtType
us-gaap:ShortTermDebtType
us-gaap:ShortTermDebtWeightedAverageInterestRate
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:ShorttermDebtFairValue
us-gaap:FairValueByMeasurementBasis

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents
us-gaap:LongtermDebtType
us-gaap:SubordinatedLongTermDebt
dei:LegalEntity
us-gaap:TangibleCapital
us-gaap:ConsolidatedEntities
dei:LegalEntity
us-gaap:TangibleCapitalRequiredForCapitalAdequacy
us-gaap:ConsolidatedEntities
dei:LegalEntity
us-gaap:TangibleCapitalToTangibleAssets
us-gaap:ConsolidatedEntities
dei:LegalEntity
us-gaap:TierOneRiskBasedCapital
us-gaap:ConsolidatedEntities
dei:LegalEntity
us-gaap:TierOneRiskBasedCapitalRequiredForCapitalAdequacy
us-gaap:ConsolidatedEntities
dei:LegalEntity
us-gaap:TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets
dei:LegalEntity
us-gaap:TierOneRiskBasedCapitalRequiredToBeWellCapitalized
dei:LegalEntity
us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets
us-gaap:ConsolidatedEntities
us-gaap:FairValueByMeasurementBasis
us-gaap:TimeDeposits

us-gaap:TreasuryStockShares

us-gaap:UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
us-gaap:FairValueByAssetClass, us-gaap:VariableInterestEntitiesByClassificationOfEntity
us-gaap:VariableInterestEntityConsolidatedCarryingAmountAssets

us-gaap:VariableInterestEntityNonconsolidatedCarryingAmountAssets
us-gaap:BalanceSheetLocation, us-gaap:VariableInterestEntitiesByClassificationOfEntity
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:BalanceSheetLocation
us-gaap:VariableInterestEntitiesByClassificationOfEntity

us-gaap:VariableInterestEntityNonconsolidatedCarryingAmountLiabilities
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:InvestmentType
us-gaap:InvestmentType, us-gaap:VariableInterestEntitiesByClassificationOfEntity
us-gaap:VariableInterestEntitiesByClassificationOfEntity

Tables

  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
us-gaap:CommonStockValue ███████████████▁▁▁▁1257125712571257125712571257125712571257125712571257125712571017101710171017
us-gaap:CommonStockSharesIssued ███████████████▁▁▁▁1256125612561256125612561256125612561256125612561256125612561016101610161016
 us-gaap:CommonStockSharesOutstanding us-gaap:StatementEquityComponents us-gaap:CommonStock▅▅▅▅▆▆▆▇▇▇█████▁▁▁▁975977988100310131019103410581064106910791092109710791082842842835835
us-gaap:CommonStockSharesAuthorized ████▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁2100210021002100140014001400140014001400140014001400140014001400140014001400
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding 976NA99810071016NA104910651071NA108810931086NA994838835NA838
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic 967NA9889991006NA103610521056NA107310761068NA982831827NA831
us-gaap:EarningsPerShareBasic ▁█▇▇▆███▆▂▅▆▄▂▂▃▃▄▄0.120.449999999999999960.390.40.380.459999999999999960.450.440.380.169999999999999930.320.370.280.190000000000000060.170.230.220.260.26
us-gaap:EarningsPerShareDiluted ▁█▇▇▇███▇▂▅▆▄▂▂▃▃▄▄0.120.45000000000000020.390.40.380.449999999999999960.450.440.380.169999999999999930.320.360.270.190000000000000060.170.230.220.260.25
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
us-gaap:Revenues ▆███▆█▇█▇▇▇█▆▇▄▁▁▂▁1466163816301611152116531602164715531608155416401506156613371078104310951068
 us-gaap:Revenues us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:CommercialBank▁██▇▄█▇▅▆629770779759699771753721730NANANANANANANANANANA
 us-gaap:Revenues us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:ConsumerBank▆▇█▇▅▇▅▅▁820825833825808829809810782NANANANANANANANANANA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▁▁▁▁▁▁▁▁▁███▇█▆▅▅▅▅3093363413322993493343423201608155416401506156613371078104310951068
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:ProductOrService,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:CardsAndPayments,key:CommunityBanking▄▆▇█▄▅▅▅▁384142443840404034NANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:ProductOrService,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:InvestmentBankingAndDebtPlacement,key:CorporateBanking▁▇█▅▁▇▆▆▁477578654572696747NANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:ProductOrService,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:ServiceChargesOnDepositAccounts,key:CommunityBanking▁▂▂▁▂█▅▆▆565959566084727876NANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:ProductOrService,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:TrustAndInvestmentServices,key:CommunityBanking▄▃▃▃▁▃▃▃█9390899185909091103NANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:CommunityBanking▂▂▂▃▁█▆▇█189193193195186220208215218NANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:CorporateBanking▄▇█▆▃▅▅▅▁120143148137113129126127102NANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService key:CardsAndPayments▃▄▆█▃▄▆▆▁646669726466686960NANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService key:InvestmentBankingAndDebtPlacement▁▇█▅▁▇▆▆▁477578654575706847NANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService key:ServiceChargesOnDepositAccounts▂▂▂▁▃█▂▅▄848686838797859189NANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService key:TrustAndInvestmentServices▅▃▃▄▁▄▃▄█112106105108100109106109119NANANANANANANANANANA
us-gaap:InterestExpense ▆▇██▇▇▆▅▄▄▃▃▃▂▂▁▁▁▁27030634534832729725322619317616114413212411087797170
us-gaap:InterestExpenseLongTermDebt ▅▆▇███▇▆▆▅▅▄▃▃▃▂▁▁▁901001141201201181081029291867468635950464241
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax ▅█▅▅▆▃▅▁▄▄▇▇▅▃▄▆▇▃▄010013-81-14-2-2761-6-225-6-5
us-gaap:IncomeLossFromContinuingOperations ▁█▇▇▆███▇▂▆▆▅▃▂▂▂▃▃145466413423406482482479416195363407324233171199187230222
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▁▇▆▇▆███▆▆▇█▅▃▁▃▂▃▃168541483510488574569582478447497565419270188267243306292
us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest ▁█▇▇▆███▇▂▆▆▅▃▂▂▂▃▃145466413423406482482479416196363407325232172198187233220
 us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:CommercialBank▁██▇▆█▇▆▇70315304283253302274256276NANANANANANANANANANA
 us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:ConsumerBank▁▆█▆▆▇▆▅▃105167194172164177168155131NANANANANANANANANANA
 us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome,us-gaap:StatementEquityComponents us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome,us-gaap:AccumulatedGainLossNetCashFlowHedgeParent▄█▂▁▁▃▁▁▂▂▂▃2575-6-15-195-14-18-2-102NANANANANANANA
us-gaap:IncomeTaxExpenseBenefit ▁▃▃▃▃▃▃▄▂█▅▅▃▂▁▃▂▃▃237570878292871036225113415894381669567372
 us-gaap:IncomeTaxExpenseBenefit us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome,us-gaap:StatementEquityComponents us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome,us-gaap:AccumulatedGainLossNetCashFlowHedgeParent▄█▂▁▁▃▂▁▂▂▂▃824-3-4-62-3-6-1-202NANANANANANANA
us-gaap:IncomeTaxesPaidNet ▅▅▅▁▅▄▄▄▄▄▂▇▃▇▄▆▄█▇354021-7734-108593-5771-11769461310883
us-gaap:ProfitLoss ▁█▇▇▆███▇▂▆▇▅▃▂▂▂▃▂146469416425407484482482418197364412325228173201188229217
 us-gaap:ProfitLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:CommercialBank▁██▇▆█▇▆▇70315304283253302274256276NANANANANANANANANANA
 us-gaap:ProfitLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:ConsumerBank▁▆█▆▆▇▆▅▃105167194172164177168155131NANANANANANANANANANA
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings▁█▇▇▆███▇▂▆▇▅▃▂▂▂▃▃146469416425407484482482418196364412324229172202188226219
us-gaap:ComprehensiveIncomeNetOfTax █▄▆█▆▇▄▄▃▁▄▅▄▁▃▄▄▂▄934336577953695832401388206-77364460311-13010430138093292
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▄▄▄▄▄▄▄▄▄▅▄▄▅▂▅▂▄█▁0000000001001-11-103-2
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest █▄▆█▆▇▄▄▃▁▄▅▄▁▃▄▄▂▄934336577953695832401388206-76364460312-13110530038096290
us-gaap:NetIncomeLoss ▁█▇▇▆███▇▂▆▇▅▃▂▂▂▃▃146469416425407484482482418196364412324229172202188226219
 us-gaap:NetIncomeLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:CommercialBank▁██▇▆█▇▆▇70315304283253302274256276NANANANANANANANANANA
 us-gaap:NetIncomeLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:ConsumerBank▁▆█▆▆▇▆▅▃105167194172164177168155131NANANANANANANANANANA
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic ▁▇▆▇▆███▇▂▆▇▅▃▂▃▂▃▃119442386405387461468467404182350398296209166196183220213
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▄▄▄▄▄▄▄▄▄▅▄▄▅▂▅▂▄█▁0000000001001-11-103-2
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
us-gaap:Assets █▇▇▇▆▆▆▆▆▆▆▆▆▆▆▂▁▁▁156197144988146691144545141515139613138805137792137049137698136733135824134476136453135805101150984029513395422
us-gaap:Liabilities █▇▇▇▆▆▆▆▆▆▆▆▆▆▆▂▁▁▁13878612795012957512757412558912401712359512269012210312267312148312056911949812121312080789832873318437484705
us-gaap:LiabilitiesAndStockholdersEquity █▇▇▇▆▆▆▆▆▆▆▆▆▆▆▂▁▁▁156197144988146691144545141515139613138805137792137049137698136733135824134476136453135805101150984029513395422
us-gaap:StockholdersEquity ████▆▆▆▆▅▆▆▆▅▆▅▂▁▁▁17411170381711616969159241559515208151001494415023152491525314976152401499611313110661074610705
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
us-gaap:ShortTermInvestments ▅▁▄▃▃▃▂▃▁▅▅▃▃▃▄█▆▃▂4073127233512443251125622272264616444447399325222525277532166599543627071964
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:BuildingAndBuildingImprovementsNA729NANANA747NANANA741NANANA727NANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:ConstructionInProgressNA48NANANA35NANANA38NANANA42NANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:FurnitureAndFixturesNA872NANANA907NANANA931NANANA943NANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LandNA128NANANA135NANANA138NANANA139NANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LeaseholdImprovementsNA620NANANA626NANANA633NANANA663NANANANANA
 us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures us-gaap:ConsolidatedEntities srt:ParentCompanyNA17792NANANA16387NANANA16054NANANANANANANANANA
us-gaap:Goodwill ████▇▇▇▇▇▇▇▇▇▇▇▁▁▁▁2664266426642664251625162516251625382538248724642427244624801060106010601060
us-gaap:IntangibleAssetsNetExcludingGoodwill ▄▅▅▆▆▆▆▇▇███▇▇█▁▁▁▁23625327229830031633836138741641243536238442650576574
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
us-gaap:LongTermDebt ▆▄▇▇▇▆▆▆▆▇█▅▄▄▄▃▂▁▁13732124481447014312141681373213849138531374914333151001326112324123841262211388107601018610310
 us-gaap:LongTermDebt us-gaap:FairValueByMeasurementBasis us-gaap:CarryingReportedAmountFairValueDisclosure▆▄▇▇▇▆▆▆▆▇█▅▄▄▄▃▂▁▁13732124481447014312141681373213849138531374914333151001326112324123841262211388107601018610310
 us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanType us-gaap:OtherPostretirementBenefitPlansDefinedBenefitNA0NANANA17NANANA16NANANA19NANANANANA
 us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanType us-gaap:PensionPlansDefinedBenefitNA165NANANA157NANANA174NANANA189NANANANANA
us-gaap:MinorityInterest ▁▁▁▂▂▂▂▂▂▂▂▂▂▁▂▄▄█▇000221222212202551312
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
us-gaap:StockholdersEquity ████▆▆▆▆▅▆▆▆▅▆▅▂▁▁▁17411170381711616969159241559515208151001494415023152491525314976152401499611313110661074610705
us-gaap:CommonStockValue ███████████████▁▁▁▁1257125712571257125712571257125712571257125712571257125712571017101710171017
us-gaap:RetainedEarningsAccumulatedDeficit ▇██▇▇▆▆▅▅▄▄▃▃▂▂▂▂▁▁121741246912209120051177111556112621097010624103351012598789584937892609166904289228764
us-gaap:TreasuryStockValue ██▇▇▆▆▅▃▃▃▂▁▁▂▂▂▂▂▂4956490946964457428341813910338232603150296227112623290428632881288830003008
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax █▅▆▅▃▂▁▁▂▂▃▃▃▃▄▅▄▄▄81426159-2-530-818-1166-1085-991-779-506-506-554-541-182-114-213-405-272
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
us-gaap:NetCashProvidedByUsedInOperatingActivities ▂▆▆▃▄█▄▄▂▅█▂▁▅▃▃▄▅▃-173100711791645561712386619-2117361668-184-405829136351373882190
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁▇▅▆▆▆▆▆▇▆▆▆█▆█▅▅▆▆-97221040-2485-1939-1534-1099-1424-708749-1406-2101-6551923-20131738-2845-3337-586-602
us-gaap:NetCashProvidedByUsedInFinancingActivities █▁▃▃▃▂▂▂▂▃▂▃▁▃▁▄▄▂▂10028-195113351771911-254573230-566779394891-16461112-162125162831-159189
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
us-gaap:NetCashProvidedByUsedInOperatingActivities ▂▆▆▃▄█▄▄▂▅█▂▁▅▃▃▄▅▃-173100711791645561712386619-2117361668-184-405829136351373882190
us-gaap:NetIncomeLoss ▁█▇▇▆███▇▂▆▇▅▃▂▂▂▃▃146469416425407484482482418196364412324229172202188226219
 us-gaap:NetIncomeLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:CommercialBank▁██▇▆█▇▆▇70315304283253302274256276NANANANANANANANANANA
 us-gaap:NetIncomeLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:ConsumerBank▁▆█▆▆▇▆▅▃105167194172164177168155131NANANANANANANANANANA
us-gaap:ProfitLoss ▁█▇▇▆███▇▂▆▇▅▃▂▂▂▃▂146469416425407484482482418197364412325228173201188229217
 us-gaap:ProfitLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:CommercialBank▁██▇▆█▇▆▇70315304283253302274256276NANANANANANANANANANA
 us-gaap:ProfitLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,key:ConsumerBank▁▆█▆▆▇▆▅▃105167194172164177168155131NANANANANANANANANANA
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings▁█▇▇▆███▇▂▆▇▅▃▂▂▂▃▃146469416425407484482482418196364412324229172202188226219
us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet ▆▂▄▁▅▁▄▄▆▄▁▆█▅▂▄▄▃▃362-308-43-503294-4875978336-12-548392762225-400-11-9-237-121
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁▇▅▆▆▆▆▆▇▆▆▆█▆█▅▅▆▆-97221040-2485-1939-1534-1099-1424-708749-1406-2101-6551923-20131738-2845-3337-586-602
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
us-gaap:NetCashProvidedByUsedInFinancingActivities █▁▃▃▃▂▂▂▂▃▂▃▁▃▁▄▄▂▂10028-195113351771911-254573230-566779394891-16461112-162125162831-159189
us-gaap:ProceedsFromIssuanceOfLongTermDebt █▂▄▂▅▃▂▅▃▂▇▄▂▄▃▃▄▁▅24971676201351504441257501219009500749500602976-2981304
us-gaap:RepaymentsOfLongTermDebt ▇█▄▂▅▄▂▆▅▄▂▂▂▅▂▂▄▁▆1506195967321000753411181005705267107752411498-4101441
us-gaap:PaymentsOfDividends ███▇▇▇▇▅▄▄▃▃▃▃▁▁▁▁▁2082092121911921981901411271271171181181117878686869
us-gaap:PaymentsOfDividends ███▇▇▇▇▅▄▄▃▃▃▃▁▁▁▁▁2082092121911921981901411271271171181181117878686869
us-gaap:PaymentsForRepurchaseOfCommonStock ▃▄▄▃▃▅█▃▃▄▄▂▂▂▂▁▁▁▃117241248179167278541123156198270891076773000123
 us-gaap:PaymentsForRepurchaseOfCommonStock us-gaap:ShareRepurchaseProgram key:A2019CapitalPlan117NA248NANANANANANANANANANANANANANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
us-gaap:RepaymentsOfLongTermDebt ▇█▄▂▅▄▂▆▅▄▂▂▂▅▂▂▄▁▆1506195967321000753411181005705267107752411498-4101441
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType key:SubordinatedNotesEightNA0.039NANANA0.0695NANANA0.0695NANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType key:SubordinatedNotesFourNA0.0725NANANA0.0725NANANA0.0725NANANA0.034NANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType key:SubordinatedNotesOneNA0.03136NANANA0.03136NANANA0.02075NANANA0.0725NANANA0.01066NA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType key:SubordinatedNotesSevenNA0.0695NANANA0.034NANANA0.034NANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType key:SubordinatedNotesSixNA0.034NANANA0.04625NANANA0.04625NANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType,us-gaap:SubsequentEventType key:A2.250SeniorNotesDue2027,us-gaap:SubsequentEventNANANANANANANANANANANANANANANANANANANA

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1257125712571257125712571257125712571257125712571257125712571017101710171017101710171017101710171017101710171017101710171017101710171017101710171017946946
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.80.90.90.90.90.90.90.90.90.90.90.90.90.90.91.01.01.11.11.11.11.11.11.11.11.11.11.11.11.11.21.21.21.11.11.11.11.01.0

dei:LegalEntity

key:BusinessTrusts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value17171717171717171717171717171814141414141414141414
Percentage of CommonStockValue1.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.4
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets key:BusinessTrusts0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Par Or Stated Value Per Share

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-31
Value1256125612561256125612561256125612561256125612561256125612561016101610161016101610161016101610161016101610161016101696990510169699051016101610161016101610161016946946946946946946865584584
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:StatementEquityComponents

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-312007-12-312006-12-31
Value975977988100310131019103410581064106910791092109710791082842842835835843850859868876884890897912922925936945956953952953953880880880879878878797498495388399
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Authorized

us-gaap:CommonStockSharesAuthorized



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-31
Value2100210021002100140014001400140014001400140014001400140014001400140014001400140014001400140014001400140014001400140000000014000000001400140014001400140014001400140014001400140014001400140014001400
Percentage of CommonStockSharesAuthorized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value97699810071016104910651071108810931086994838835838846857874902891928908918926940948953950952887874874874839576492
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value9679889991006103610521056107310761068982831827831839848867875884901901913920936944949948947881874874874839576492
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value0.120.449999999999999960.390.40.380.459999999999999960.450.440.380.169999999999999930.320.370.280.190000000000000060.170.230.220.260.260.280.270.290000000000000040.210.240.270.250.290.290.220.220.209999999999999960.230.240.20.199999999999999960.220.250.20.320.20.03-0.11-0.19999999999999973-0.52-0.68-1.09
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value0.120.45000000000000020.390.40.380.449999999999999960.450.440.380.169999999999999930.320.360.270.190000000000000060.170.230.220.260.250.270.260.280.210.240.260.250.290.290.220.210.219999999999999970.230.240.20.199999999999999960.220.250.190.310.20.03-0.11-0.19999999999999973-0.52-0.68-1.09
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value1466163816301611152116531602164715531608155416401506156613371078104310951068
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1743182714534011641
Percentage of Revenues1.22.61.11.70.93.22.57.02.6
Percentage of Revenues1.22.61.11.70.93.22.57.02.6
Percentage of Revenues key:CorporateAndReconcilingItems100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value629770779759699771753721730
Percentage of Revenues42.947.047.847.146.046.647.043.847.0
Percentage of Revenues42.947.047.847.146.046.647.043.847.0
Percentage of Revenues us-gaap:OperatingSegments key:CommercialBank100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value820825833825808829809810782
Percentage of Revenues55.950.451.151.253.150.250.549.250.4
Percentage of Revenues55.950.451.151.253.150.250.549.250.4
Percentage of Revenues us-gaap:OperatingSegments key:ConsumerBank100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value3093363413322993493343423201608155416401506156613371078104310951068
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues21.120.520.920.619.721.120.820.820.6100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CardsAndPayments, key:CommunityBanking



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value384142443840404034
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.312.212.313.312.711.512.011.710.6
Percentage of Revenues2.62.52.62.72.52.42.52.42.2
Percentage of Revenues us-gaap:OperatingSegments key:CardsAndPayments key:CommunityBanking0.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, key:CardsAndPayments, key:CorporateBanking



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value262527282626282926
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.47.47.98.48.77.48.48.58.1
Percentage of Revenues1.81.51.71.71.71.61.71.81.7
Percentage of Revenues us-gaap:OperatingSegments key:CardsAndPayments key:CorporateBanking0.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, key:InvestmentBankingAndDebtPlacement, key:CommunityBanking



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value000003110
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.00.00.90.30.30.0
Percentage of Revenues0.00.00.00.00.00.20.10.10.0
Percentage of Revenues us-gaap:OperatingSegments key:InvestmentBankingAndDebtPlacement key:CommunityBanking0.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, key:InvestmentBankingAndDebtPlacement, key:CorporateBanking



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value477578654572696747
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.222.322.919.615.120.620.719.614.7
Percentage of Revenues3.24.64.84.03.04.44.34.13.0
Percentage of Revenues us-gaap:OperatingSegments key:InvestmentBankingAndDebtPlacement key:CorporateBanking0.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, key:OtherNoninterestIncome, key:CommunityBanking



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value233433555
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.90.91.21.00.91.51.51.6
Percentage of Revenues0.10.20.20.20.20.20.30.30.3
Percentage of Revenues us-gaap:OperatingSegments key:OtherNoninterestIncome key:CommunityBanking0.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, key:OtherNoninterestIncome, key:CorporateBanking



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.00.00.00.00.0-1000000.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.00.0-0.30.00.00.0
Percentage of Revenues0.00.00.00.00.0-0.10.00.00.0
Percentage of Revenues us-gaap:OperatingSegments key:OtherNoninterestIncome key:CorporateBanking0.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, key:ServiceChargesOnDepositAccounts, key:CommunityBanking



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value565959566084727876
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.117.617.316.920.124.121.622.823.8
Percentage of Revenues3.83.63.63.53.95.14.54.74.9
Percentage of Revenues us-gaap:OperatingSegments key:ServiceChargesOnDepositAccounts key:CommunityBanking0.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, key:ServiceChargesOnDepositAccounts, key:CorporateBanking



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value282727272713131313
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.18.07.98.19.03.73.93.84.1
Percentage of Revenues1.91.61.71.71.80.80.80.80.8
Percentage of Revenues us-gaap:OperatingSegments key:ServiceChargesOnDepositAccounts key:CorporateBanking0.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, key:TrustAndInvestmentServices, key:CommunityBanking



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value9390899185909091103
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax30.126.826.127.428.425.826.926.632.2
Percentage of Revenues6.35.55.55.65.65.45.65.56.6
Percentage of Revenues us-gaap:OperatingSegments key:TrustAndInvestmentServices key:CommunityBanking0.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, key:TrustAndInvestmentServices, key:CorporateBanking



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value191616171519161816
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.14.84.75.15.05.44.85.35.0
Percentage of Revenues1.31.01.01.11.01.11.01.11.0
Percentage of Revenues us-gaap:OperatingSegments key:TrustAndInvestmentServices key:CorporateBanking0.00.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommunityBanking



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value189193193195186220208215218
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax61.257.456.658.762.263.062.362.968.1
Percentage of Revenues12.911.811.812.112.213.313.013.114.0
Percentage of Revenues us-gaap:OperatingSegments key:CommunityBanking0.00.00.00.00.021.520.921.622.4

us-gaap:OperatingSegments, key:CorporateBanking



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value120143148137113129126127102
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax38.842.643.441.337.837.037.737.131.9
Percentage of Revenues8.28.79.18.57.47.87.97.76.6
Percentage of Revenues us-gaap:OperatingSegments key:CorporateBanking0.00.00.00.00.022.222.023.418.2

us-gaap:ProductOrService

key:CardsAndPayments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value646669726466686960
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.719.620.221.721.418.920.420.218.8
Percentage of Revenues4.44.04.24.54.24.04.24.23.9
Percentage of Revenues key:CardsAndPayments0.00.00.00.00.00.00.00.00.0

key:InvestmentBankingAndDebtPlacement



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value477578654575706847
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.222.322.919.615.121.521.019.914.7
Percentage of Revenues3.24.64.84.03.04.54.44.13.0
Percentage of Revenues key:InvestmentBankingAndDebtPlacement0.00.00.00.00.00.00.00.00.0

key:OtherNoninterestIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value233432555
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.90.91.21.00.61.51.51.6
Percentage of Revenues0.10.20.20.20.20.10.30.30.3
Percentage of Revenues key:OtherNoninterestIncome0.00.00.00.00.00.00.00.00.0

key:ServiceChargesOnDepositAccounts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value848686838797859189
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax27.225.625.225.029.127.825.426.627.8
Percentage of Revenues5.75.35.35.25.75.95.35.55.7
Percentage of Revenues key:ServiceChargesOnDepositAccounts0.00.00.00.00.00.00.00.00.0

key:TrustAndInvestmentServices



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value112106105108100109106109119
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax36.231.530.832.533.431.231.731.937.2
Percentage of Revenues7.66.56.46.76.66.66.66.67.7
Percentage of Revenues key:TrustAndInvestmentServices0.00.00.00.00.00.00.00.00.0

Interest Expense

us-gaap:InterestExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value2703063453483272972532261931761611441321241108779717068656464666766696976848799124131141156162163182204244267303348376388
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues18.418.721.221.621.518.015.813.712.410.910.48.88.87.98.28.17.66.56.60.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Interest Expense Long Term Debt

us-gaap:InterestExpenseLongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value901001141201201181081029291867468635950464241403735333332292929323735375051535757495352505153667581
Percentage of InterestExpenseLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues6.16.17.07.47.97.16.76.25.95.75.54.54.54.04.44.64.43.83.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IncomeStatementLocation, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:InterestExpense, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedGainLossNetCashFlowHedgeParent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value1-110102-1111
Percentage of InterestExpenseLongTermDebt1.1-1.00.90.00.80.01.9-1.01.11.21.4
Percentage of Revenues0.1-0.10.10.00.10.00.1-0.10.10.10.1
Percentage of Revenues us-gaap:InterestExpense us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.00.00.00.0

Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value010013-81-14-2-2761-6-225-6-50-13-8-9-12-122-3-1159-106-9-84
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax0.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues0.00.60.00.10.2-0.50.1-0.9-0.1-0.10.50.40.1-0.4-0.10.20.5-0.5-0.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Loss From Continuing Operations

us-gaap:IncomeLossFromContinuingOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value14546641342340648248247941619536340732423317119918723022223522825120324723823523523519920119921922620520723424927433320497-57
Percentage of IncomeLossFromContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues9.928.425.326.326.729.230.129.126.812.123.424.821.514.912.818.517.921.020.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value168541483510488574569582478447497565419270188267243306292320304346267329
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues11.533.029.631.732.134.735.535.330.827.832.034.527.817.214.124.823.327.927.30.00.00.00.00.0

Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value145466413423406482482479416196363407325232172198187233220236230252203253238235234234199202199221231201207235252
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues9.928.425.326.326.729.230.129.126.812.223.424.821.614.812.918.417.921.320.60.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-30-16-85-32-11340689
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest-20.7-3.4-20.6-7.6-2.70.68.314.22.2
Percentage of Revenues-2.0-1.0-5.2-2.0-0.70.22.54.10.6
Percentage of Revenues key:CorporateAndReconcilingItems-176.5-37.2-472.2-118.5-78.65.7100.058.622.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value70315304283253302274256276
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest48.367.673.666.962.362.756.853.466.3
Percentage of Revenues4.819.218.717.616.618.317.115.517.8
Percentage of Revenues us-gaap:OperatingSegments key:CommercialBank11.140.939.037.336.239.236.435.537.8

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value105167194172164177168155131
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest72.435.847.040.740.436.734.932.431.5
Percentage of Revenues7.210.211.910.710.810.710.59.48.4
Percentage of Revenues us-gaap:OperatingSegments key:ConsumerBank12.820.223.320.820.321.420.819.116.8

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-30
Value-6-16-2-2-3-17-2-3-3-1-3-2-3-14-2-2-3-6-14-2-3-4-14-3-2-18
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest-4.1-3.4-0.5-0.5-0.7-3.5-0.4-0.6-0.7-0.5-0.8-0.5-0.9-6.0-1.2-1.0-1.6-2.6-6.4-0.8-1.3-1.6-6.9-1.2-0.8-7.7
Percentage of Revenues-0.4-1.0-0.1-0.1-0.2-1.0-0.1-0.2-0.2-0.1-0.2-0.1-0.2-0.9-0.1-0.2-0.3-0.5-1.30.00.00.00.00.00.00.0
Percentage of Revenues us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedGainLossNetCashFlowHedgeParent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value2575-6-15-195-14-18-2-102
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest17.216.1-1.5-3.5-4.71.0-2.9-3.8-0.5-0.50.00.5
Percentage of Revenues1.74.6-0.4-0.9-1.20.3-0.9-1.1-0.1-0.10.00.1
Percentage of Revenues us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302015-12-312015-09-302015-06-30
Value341100010-1
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest2.10.92.70.00.00.00.40.0-0.4
Percentage of Revenues0.20.20.70.00.00.00.10.00.0
Percentage of Revenues us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.00.00.00.0

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value2375708782928710362251134158943816695673728474946476927059597270555257756995941111728511-82-347-274-176-238
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues1.64.64.35.45.45.65.46.34.015.68.69.66.22.41.26.45.46.76.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-30
Value-2-5-1-1-1-4-2-1-1-1-1-2-1-9-1-2-1-27-921-27101212
Percentage of IncomeTaxExpenseBenefit-8.7-6.7-1.4-1.1-1.2-4.3-2.3-1.0-1.6-0.4-0.7-1.3-1.1-23.7-6.2-2.9-1.8-37.0-12.52.41.4-28.715.61.32.220.3
Percentage of Revenues-0.1-0.3-0.1-0.1-0.1-0.2-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.6-0.1-0.2-0.1-2.5-0.80.00.00.00.00.00.00.0
Percentage of Revenues us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedGainLossNetCashFlowHedgeParent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value824-3-4-62-3-6-1-202
Percentage of IncomeTaxExpenseBenefit34.832.0-4.3-4.6-7.32.2-3.4-5.8-1.6-0.80.01.3
Percentage of Revenues0.51.5-0.2-0.2-0.40.1-0.2-0.4-0.1-0.10.00.1
Percentage of Revenues us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302015-12-31
Value1140000
Percentage of IncomeTaxExpenseBenefit4.31.35.70.00.00.00.0
Percentage of Revenues0.10.10.20.00.00.00.0
Percentage of Revenues us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.00.0

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value354021-7734-108593-5771-1176946131088371192227721071523725451323395-52-267-5-2-3-15444-5617-126
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues2.42.41.3-4.82.2-0.60.50.30.60.2-3.74.3-0.74.90.74.31.29.97.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value14646941642540748448248241819736441232522817320118822921723923525418622524223027127120420520322124120020021824327132322674-39-188-402-223-498
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues10.028.625.526.426.829.330.129.326.912.323.425.121.614.612.918.618.020.920.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-29-13-82-30-105407111
Percentage of ProfitLoss-19.9-2.8-19.7-7.1-2.51.08.314.72.6
Percentage of Revenues-2.0-0.8-5.0-1.9-0.70.32.54.30.7
Percentage of Revenues key:CorporateAndReconcilingItems-170.6-30.2-455.6-111.1-71.49.4100.061.226.8

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value70315304283253302274256276
Percentage of ProfitLoss47.967.273.166.662.262.456.853.166.0
Percentage of Revenues4.819.218.717.616.618.317.115.517.8
Percentage of Revenues us-gaap:OperatingSegments key:CommercialBank11.140.939.037.336.239.236.435.537.8

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value105167194172164177168155131
Percentage of ProfitLoss71.935.646.640.540.336.634.932.231.3
Percentage of Revenues7.210.211.910.710.810.710.59.48.4
Percentage of Revenues us-gaap:OperatingSegments key:ConsumerBank12.820.223.320.820.321.420.819.116.8

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value0000000001001-113-212100102013741636-53-10
Percentage of ProfitLoss0.00.00.00.00.00.00.00.00.00.50.00.00.3-0.40.61.3-0.90.40.90.40.00.00.50.00.90.00.50.93.15.4-41.0-19.11.2-1.32.0
Percentage of Revenues0.00.00.00.00.00.00.00.00.00.10.00.00.1-0.10.10.3-0.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value14646941642540748448248241819636441232422917220218822621923823325318621924223027220420420321923620020021724026332021970-55-224-397-226-488
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.099.5100.0100.099.7100.499.4100.5100.098.7100.999.699.199.6100.097.3100.0100.0100.4100.099.5100.099.197.9100.0100.099.598.897.099.196.994.6141.0119.198.8101.398.0
Percentage of Revenues10.028.625.526.426.829.330.129.326.912.223.425.121.514.612.918.718.020.620.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value934336577953695832401388206-77364460311-1301043013809329217231022315026027024722022048167148224188209
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues63.720.535.459.245.750.325.023.613.3-4.823.428.020.7-8.37.827.936.48.527.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302013-09-302013-09-302013-06-302012-12-312012-09-302012-06-302011-12-312011-09-302011-06-30
Value0000000001001-11-103-21106-1-1011-54-24013-254
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.0100.00.00.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues0.00.00.00.00.00.00.00.00.00.10.00.00.1-0.10.1-0.10.00.3-0.20.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value934336577953695832401388206-76364460312-1311053003809629017331222215025427024722122148166137229192209269239133268
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues63.720.535.459.245.750.325.023.613.3-4.723.428.020.7-8.47.927.836.48.827.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value14646941642540748448248241819636441232422917220218822621923823325318621924223027227220420420321923620020021724026332021970-55-224-397-226-488
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues10.028.625.526.426.829.330.129.326.912.223.425.121.514.612.918.718.020.620.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-29-13-82-30-105407111
Percentage of NetIncomeLoss-19.9-2.8-19.7-7.1-2.51.08.314.72.6
Percentage of Revenues-2.0-0.8-5.0-1.9-0.70.32.54.30.7
Percentage of Revenues key:CorporateAndReconcilingItems-170.6-30.2-455.6-111.1-71.49.4100.061.226.8

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value70315304283253302274256276
Percentage of NetIncomeLoss47.967.273.166.662.262.456.853.166.0
Percentage of Revenues4.819.218.717.616.618.317.115.517.8
Percentage of Revenues us-gaap:OperatingSegments key:CommercialBank11.140.939.037.336.239.236.435.537.8

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value105167194172164177168155131
Percentage of NetIncomeLoss71.935.646.640.540.336.634.932.231.3
Percentage of Revenues7.210.211.910.710.810.710.59.48.4
Percentage of Revenues us-gaap:OperatingSegments key:ConsumerBank12.820.223.320.820.321.420.819.116.8

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value11944238640538746146846740418235039829620916619618322021323322724818021423622426626619819919721423119419421223417327917829-96-265-438-390-536
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues8.127.023.725.125.427.929.228.426.011.322.524.319.713.312.418.217.520.119.90.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value0000000001001-11-103-212106-1-10102501383741636-53-10
Percentage of NetIncomeLossAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.0100.00.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.00.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues0.00.00.00.00.00.00.00.00.00.10.00.00.1-0.10.1-0.10.00.3-0.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets

us-gaap:Assets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-31
Value1561971449881466911445451415151396131388051377921370491376981367331358241344761364531358051011509840295133954229460694206938218978491798908029293490708906398919889236869508652387431887858926288782904389184394043941679530393287969899779297834104531
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidatedEntities

srt:ParentCompany



Period End2019-12-312018-12-312017-12-31
Value224482047519410
Percentage of Assets15.514.714.1
Percentage of Assets15.514.714.1
Percentage of Assets srt:ParentCompany100.0100.0100.0

Liabilities

us-gaap:Liabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-31
Value13878612795012957512757412558912401712359512269012210312267312148312056911949812121312080789832873318437484705840058359383279792818127780383826148047280378788197892776671763477731578863793447904580741804698265583095843818235485801867328766093850
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets88.988.288.388.388.788.889.089.089.189.188.888.888.988.889.088.888.788.788.888.888.788.888.388.588.588.988.788.788.488.488.288.288.488.888.989.089.387.687.988.288.588.388.588.789.689.8

us-gaap:ConsolidatedEntities

srt:ParentCompany



Period End2019-12-312018-12-312017-12-31
Value541048804387
Percentage of Liabilities4.23.93.6
Percentage of Assets3.73.53.2
Percentage of Assets srt:ParentCompany24.123.822.6

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-31
Value1561971449881466911445451415151396131388051377921370491376981367331358241344761364531358051011509840295133954229460694206938218978491798908029293490708906398919889236869508652387431887858926288782904389184394043941679530393287969899779297834104531
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidatedEntities

srt:ParentCompany



Period End2019-12-312018-12-312017-12-31
Value224482047519410
Percentage of LiabilitiesAndStockholdersEquity15.514.714.1
Percentage of Assets15.514.714.1
Percentage of Assets srt:ParentCompany100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-31
Value174111703817116169691592415595152081510014944150231524915253149761524014996113131106610746107051059010603105301048610504104031030310206102291034010271102511015510099990599019719942511117111341082010641106631097010851996810480
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.111.811.711.711.311.211.011.010.910.911.211.211.111.211.011.211.211.311.211.211.311.211.711.411.511.111.311.311.611.511.811.711.611.211.110.910.412.111.811.511.211.411.311.110.210.0

us-gaap:ConsolidatedEntities

srt:ParentCompany



Period End2019-12-312018-12-312017-12-31
Value170381559515023
Percentage of StockholdersEquity100.0100.0100.0
Percentage of Assets11.811.210.9
Percentage of Assets srt:ParentCompany75.976.277.4

Short Term Investments

us-gaap:ShortTermInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value407312723351244325112562227226461644444739932522252527753216659954362707196432223378426923423176292255903535358230813940220822163605351947664563
Percentage of ShortTermInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.60.92.31.71.81.81.61.91.23.22.91.91.92.02.46.55.52.82.13.43.64.62.63.53.26.03.94.03.54.42.52.64.14.05.35.1

us-gaap:ConsolidatedEntities

srt:ParentCompany



Period End2019-12-312018-12-312017-12-31
Value201922
Percentage of ShortTermInvestments1.60.70.5
Percentage of Assets0.00.00.0
Percentage of Assets srt:ParentCompany0.10.10.1

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentByType

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:BuildingAndBuildingImprovements



Period End2019-12-312018-12-312017-12-312016-12-31
Value729747741727
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0
Percentage of Assets0.50.50.50.5
Percentage of Assets us-gaap:BuildingAndBuildingImprovements0.00.00.00.0

us-gaap:ConstructionInProgress



Period End2019-12-312018-12-312017-12-312016-12-31
Value48353842
Percentage of PropertyPlantAndEquipmentGross6.64.75.15.8
Percentage of Assets0.00.00.00.0
Percentage of Assets us-gaap:ConstructionInProgress0.00.00.00.0

us-gaap:FurnitureAndFixtures



Period End2019-12-312018-12-312017-12-312016-12-31
Value872907931943
Percentage of PropertyPlantAndEquipmentGross119.6121.4125.6129.7
Percentage of Assets0.60.60.70.7
Percentage of Assets us-gaap:FurnitureAndFixtures0.00.00.00.0

us-gaap:Land



Period End2019-12-312018-12-312017-12-312016-12-31
Value128135138139
Percentage of PropertyPlantAndEquipmentGross17.618.118.619.1
Percentage of Assets0.10.10.10.1
Percentage of Assets us-gaap:Land0.00.00.00.0

us-gaap:LeaseholdImprovements



Period End2019-12-312018-12-312017-12-312016-12-31
Value620626633663
Percentage of PropertyPlantAndEquipmentGross85.083.885.491.2
Percentage of Assets0.40.40.50.5
Percentage of Assets us-gaap:LeaseholdImprovements0.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

Property Plant And Equipment Net

Investments In Affiliates Subsidiaries Associates And Joint Ventures

us-gaap:ConsolidatedEntities

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures

srt:ParentCompany



Period End2019-12-312018-12-312017-12-31
Value177921638716054
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures100.0100.0100.0
Percentage of Assets12.311.711.7
Percentage of Assets srt:ParentCompany79.380.082.7

Goodwill

us-gaap:Goodwill



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-31
Value266426642664266425162516251625162538253824872464242724462480106010601060106010571057105710519799799799799799799799799179179179179179179179179179179179179179171113
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.71.81.81.81.81.81.81.81.91.81.81.81.81.81.81.01.11.11.11.11.11.11.21.11.11.11.11.11.11.11.11.11.01.01.01.01.01.01.01.01.01.00.90.90.91.1

us-gaap:StatementBusinessSegments

key:CommercialBank



Period End2019-12-312019-03-312018-12-312017-12-31
Value912912414414
Percentage of Goodwill34.236.216.516.3
Percentage of Assets0.60.60.30.3
Percentage of Assets key:CommercialBank0.00.00.00.0

key:ConsumerBank



Period End2019-12-312019-03-312018-12-312017-12-31
Value1752160021022124
Percentage of Goodwill65.863.683.583.7
Percentage of Assets1.21.11.51.5
Percentage of Assets key:ConsumerBank0.00.00.00.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-31
Value236253272298300316338361387416412435362384426505765748392101126108117127137149159171182151517181920213942465054104110116
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.20.20.20.20.20.30.30.30.30.30.30.30.30.00.10.10.10.10.10.10.10.10.10.10.20.20.20.20.20.00.00.00.00.00.00.00.00.00.00.10.10.10.10.1

Deferred Tax Assets Liabilities Net

Other Liabilities Current

Long Term Debt

us-gaap:LongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-31
Value137321244814470143121416813732138491385313749143331510013261123241238412622113881076010186103101026787137875717282137712765061546666778568476119752188989520107171099711048105921144310451111771155812865134621497814995
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.88.69.99.910.09.810.010.110.010.411.09.89.29.19.311.310.910.710.810.99.28.48.08.98.58.26.87.48.77.77.08.710.210.712.012.412.211.512.211.111.712.413.313.815.314.3

us-gaap:ConsolidatedEntities

srt:ParentCompany



Period End2019-12-312018-12-312017-12-31
Value491844003921
Percentage of LongTermDebt39.532.027.4
Percentage of Assets3.43.22.8
Percentage of Assets srt:ParentCompany21.921.520.2

srt:Subsidiaries



Period End2019-12-312018-12-312017-12-31
Value7530933210412
Percentage of LongTermDebt60.568.072.6
Percentage of Assets5.26.77.6
Percentage of Assets srt:Subsidiaries0.00.00.0

us-gaap:ConsolidatedEntities, us-gaap:InvestmentType

srt:ParentCompany, key:UnaffiliatedCompanies



Period End2019-12-312018-12-31
Value44353929
Percentage of LongTermDebt35.628.6
Percentage of Assets3.12.8
Percentage of Assets srt:ParentCompany key:UnaffiliatedCompanies0.00.0

us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value13732124481447014312141681373213849138531374914333151001326112324123841262211388107601018610310102678713787571728213771276506154
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.88.69.99.910.09.810.010.110.010.411.09.89.29.19.311.310.910.710.810.99.28.48.08.98.58.26.8
Percentage of Assets us-gaap:CarryingReportedAmountFairValueDisclosure0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent

us-gaap:RetirementPlanType

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-312016-12-31
Value0171619
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent0.0100.0100.0100.0
Percentage of Assets0.00.00.00.0
Percentage of Assets us-gaap:OtherPostretirementBenefitPlansDefinedBenefit0.00.00.00.0

us-gaap:PensionPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-312016-12-31
Value165157174189
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent0.0923.51087.5994.7
Percentage of Assets0.10.10.10.1
Percentage of Assets us-gaap:PensionPlansDefinedBenefit0.00.00.00.0

Minority Interest

us-gaap:MinorityInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-31
Value0002212222122025513121110121717161730323938282117171718272257254252281270218209206201
Percentage of MinorityInterest0.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.30.30.30.30.30.30.20.20.20.2

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-31
Value174111703817116169691592415595152081510014944150231524915253149761524014996113131106610746107051059010603105301048610504104031030310206102291034010271102511015510099990599019719942511117111341082010641106631097010851996810480
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.111.811.711.711.311.211.011.010.910.911.211.211.111.211.011.211.211.311.211.211.311.211.711.411.511.111.311.311.611.511.811.711.611.211.110.910.412.111.811.511.211.411.311.110.210.0

us-gaap:ConsolidatedEntities

srt:ParentCompany



Period End2019-12-312018-12-312017-12-31
Value170381559515023
Percentage of StockholdersEquity100.0100.0100.0
Percentage of Assets11.811.210.9
Percentage of Assets srt:ParentCompany75.976.277.4

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1257125712571257125712571257125712571257125712571257125712571017101710171017101710171017101710171017101710171017101710171017101710171017101710171017946946
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.80.90.90.90.90.90.90.90.90.90.90.90.90.90.91.01.01.11.11.11.11.11.11.11.11.11.11.11.11.11.21.21.21.11.11.11.11.01.0

dei:LegalEntity

key:BusinessTrusts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value17171717171717171717171717171814141414141414141414
Percentage of CommonStockValue1.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.41.4
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets key:BusinessTrusts0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-31
Value121741246912209120051177111556112621097010624103351012598789584937892609166904289228764861484458273808279507793760674317214706569136762659564116246607959265721555752875118509851585431587861606727
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.88.68.38.38.38.38.18.07.87.57.47.37.16.96.89.19.29.49.29.19.08.89.08.78.68.28.28.07.97.77.87.67.37.06.86.76.36.15.65.45.35.55.66.06.36.4

Treasury Stock Value

us-gaap:TreasuryStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value495649094696445742834181391033823260315029622711262329042863288128883000300828842780268125632452233522812193202019301952186817961717181518201815182319041914
Percentage of TreasuryStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.23.43.23.13.03.02.82.52.42.32.22.02.02.12.12.82.93.23.23.03.02.92.92.72.62.52.42.22.22.22.12.12.02.02.02.02.02.12.0

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-06-242013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-31
Value81426159-2-530-818-1166-1085-991-779-506-506-554-541-182-114-213-405-272-345-279-356-325-289-324-352-369-318-318-162-124-69-72-19-28143109-35-1728515319-34609765
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0
Percentage of Assets0.50.00.1-0.0-0.4-0.6-0.8-0.8-0.7-0.6-0.4-0.4-0.4-0.4-0.1-0.1-0.2-0.4-0.3-0.4-0.3-0.4-0.4-0.3-0.4-0.4-0.4-0.40.0-0.2-0.1-0.1-0.1-0.0-0.00.20.1-0.0-0.00.30.20.0-0.00.00.00.10.1

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-173100711791645561712386619-2117361668-184-4058291363513738821901161-1102855202107156559742019-107369942117263154211042412755416710843853593942-68
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-11.861.572.310.236.6103.624.137.6-13.645.8107.3-11.2-26.952.910.232.635.880.517.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-97221040-2485-1939-1534-1099-1424-708749-1406-2101-6551923-20131738-2845-3337-586-602-1417582-4311413-6481730-2778180-27741148-325712851124606279-70167213924212551498-20025451320-20684812
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-663.263.5-152.5-120.4-100.9-66.5-88.9-43.048.2-87.4-135.2-39.9127.7-128.5130.0-263.9-319.9-53.5-56.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value10028-195113351771911-254573230-566779394891-16461112-162125162831-1591894433733458-568736-20942088-202830-382169-1449-995-947-428255-1401-1542-1721-439-2236-495-3652-18941208-5365
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues684.0-119.181.9109.959.9-15.435.814.0-36.448.425.454.3-109.371.0-121.2233.4271.4-14.517.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-173100711791645561712386619-2117361668-184-4058291363513738821901161-1102855202107156559742019-107369942117263154211042412755416710843853593942-68
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-11.861.572.310.236.6103.624.137.6-13.645.8107.3-11.2-26.952.910.232.635.880.517.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value14646941642540748448248241819636441232422917220218822621923823325318621924223027227220420420321923620020021724026332021970-55-224-397-226-488
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues10.028.625.526.426.829.330.129.326.912.223.425.121.514.612.918.718.020.620.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-29-13-82-30-105407111
Percentage of NetIncomeLoss-19.9-2.8-19.7-7.1-2.51.08.314.72.6
Percentage of Revenues-2.0-0.8-5.0-1.9-0.70.32.54.30.7
Percentage of Revenues key:CorporateAndReconcilingItems-170.6-30.2-455.6-111.1-71.49.4100.061.226.8

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value70315304283253302274256276
Percentage of NetIncomeLoss47.967.273.166.662.262.456.853.166.0
Percentage of Revenues4.819.218.717.616.618.317.115.517.8
Percentage of Revenues us-gaap:OperatingSegments key:CommercialBank11.140.939.037.336.239.236.435.537.8

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value105167194172164177168155131
Percentage of NetIncomeLoss71.935.646.640.540.336.634.932.231.3
Percentage of Revenues7.210.211.910.710.810.710.59.48.4
Percentage of Revenues us-gaap:OperatingSegments key:ConsumerBank12.820.223.320.820.321.420.819.116.8

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value14646941642540748448248241819736441232522817320118822921723923525418622524223027127120420520322124120020021824327132322674-39-188-402-223-498
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues10.028.625.526.426.829.330.129.326.912.323.425.121.614.612.918.618.020.920.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-29-13-82-30-105407111
Percentage of ProfitLoss-19.9-2.8-19.7-7.1-2.51.08.314.72.6
Percentage of Revenues-2.0-0.8-5.0-1.9-0.70.32.54.30.7
Percentage of Revenues key:CorporateAndReconcilingItems-170.6-30.2-455.6-111.1-71.49.4100.061.226.8

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value70315304283253302274256276
Percentage of ProfitLoss47.967.273.166.662.262.456.853.166.0
Percentage of Revenues4.819.218.717.616.618.317.115.517.8
Percentage of Revenues us-gaap:OperatingSegments key:CommercialBank11.140.939.037.336.239.236.435.537.8

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value105167194172164177168155131
Percentage of ProfitLoss71.935.646.640.540.336.634.932.231.3
Percentage of Revenues7.210.211.910.710.810.710.59.48.4
Percentage of Revenues us-gaap:OperatingSegments key:ConsumerBank12.820.223.320.820.321.420.819.116.8

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value0000000001001-113-212100102013741636-53-10
Percentage of ProfitLoss0.00.00.00.00.00.00.00.00.00.50.00.00.3-0.40.61.3-0.90.40.90.40.00.00.50.00.90.00.50.93.15.4-41.0-19.11.2-1.32.0
Percentage of Revenues0.00.00.00.00.00.00.00.00.00.10.00.00.1-0.10.10.3-0.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value14646941642540748448248241819636441232422917220218822621923823325318621924223027220420420321923620020021724026332021970-55-224-397-226-488
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.099.5100.0100.099.7100.499.4100.5100.098.7100.999.699.199.6100.097.3100.0100.0100.4100.099.5100.099.197.9100.0100.099.598.897.099.196.994.6141.0119.198.8101.398.0
Percentage of Revenues10.028.625.526.426.829.330.129.326.912.223.425.121.514.612.918.718.020.620.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Depreciation Depletion And Amortization

Increase Decrease In Other Operating Capital Net

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value362-308-43-503294-4875978336-12-548392762225-400-11-9-237-12124485-262-3770236-291-28931206-46-79-18240249-633-390-2293127-10843551443-828436-352
Percentage of IncreaseDecreaseInOtherOperatingCapitalNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-97221040-2485-1939-1534-1099-1424-708749-1406-2101-6551923-20131738-2845-3337-586-602-1417582-4311413-6481730-2778180-27741148-325712851124606279-70167213924212551498-20025451320-20684812
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-663.263.5-152.5-120.4-100.9-66.5-88.9-43.048.2-87.4-135.2-39.9127.7-128.5130.0-263.9-319.9-53.5-56.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Payments To Acquire Property Plant And Equipment

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value10028-195113351771911-254573230-566779394891-16461112-162125162831-1591894433733458-568736-20942088-202830-382169-1449-995-947-428255-1401-1542-1721-439-2236-495-3652-18941208-5365
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues684.0-119.181.9109.959.9-15.435.814.0-36.448.425.454.3-109.371.0-121.2233.4271.4-14.517.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Proceeds From Issuance Of Long Term Debt

us-gaap:ProceedsFromIssuanceOfLongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value24971676201351504441257501219009500749500602976-2981304175010001079405307815605110077551610120100021758992773110445
Percentage of ProceedsFromIssuanceOfLongTermDebt100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value1506195967321000753411181005705267107752411498-410144112129321100816105507100330131362144757211294021825026061770732721422531031300
Percentage of RepaymentsOfLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Payments Of Dividends

us-gaap:PaymentsOfDividends



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value20820921219119219819014112712711711811811178786868696961626162555555555252525235343435614646464645464775
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments Of Dividends

us-gaap:PaymentsOfDividends



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value20820921219119219819014112712711711811811178786868696961626162555555555252525235343435614646464645464775
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value11724124817916727854112315619827089107677300012312819712911910613099198112658881
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareRepurchaseProgram

key:A2019CapitalPlan



Period End2020-03-312019-09-30
Value117248
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value1506195967321000753411181005705267107752411498-410144112129321100816105507100330131362144757211294021825026061770732721422531031300
Percentage of RepaymentsOfLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Debt Instrument Interest Rate Stated Percentage

us-gaap:LongtermDebtType

us-gaap:DebtInstrumentInterestRateStatedPercentage

key:SubordinatedNotesEight



Period End2019-12-312018-12-312017-12-312011-12-312010-12-31
Value0.0390.06950.06950.06750.0675
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations key:SubordinatedNotesEight0.00.00.00.00.0

key:SubordinatedNotesFour



Period End2019-12-312018-12-312017-12-312016-12-312016-05-202011-12-312010-12-31
Value0.07250.07250.07250.0340.0340.058750.05875
Percentage of DebtInstrumentInterestRateStatedPercentage185.9104.3104.30.00.087.087.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations key:SubordinatedNotesFour0.00.00.00.00.00.00.0

key:SubordinatedNotesOne



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value0.031360.031360.020750.07250.010660.009750.009880.0110.011120.0103
Percentage of DebtInstrumentInterestRateStatedPercentage80.445.129.90.00.00.00.00.016.515.3
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations key:SubordinatedNotesOne0.00.00.00.00.00.00.00.00.00.0

key:SubordinatedNotesSeven



Period End2019-12-312018-12-312017-12-312011-12-312010-12-31
Value0.06950.0340.0340.070.07
Percentage of DebtInstrumentInterestRateStatedPercentage178.248.948.9103.7103.7
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations key:SubordinatedNotesSeven0.00.00.00.00.0

key:SubordinatedNotesSix



Period End2019-12-312018-12-312017-12-312012-12-312011-12-312010-12-31
Value0.0340.046250.046250.0570.0570.057
Percentage of DebtInstrumentInterestRateStatedPercentage87.266.566.50.084.484.4
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations key:SubordinatedNotesSix0.00.00.00.00.00.0

us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

key:A2.250SeniorNotesDue2027, us-gaap:SubsequentEvent



Period End2020-02-06
Value0.0225
Percentage of DebtInstrumentInterestRateStatedPercentage0.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations key:A2.250SeniorNotesDue2027 us-gaap:SubsequentEvent0.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.1340.1450.1680.170.1550.1760.1290.2690.280.2240.0910.2560.230.2440.2630.2440.0150000000000000130.2410.2310.2780.0359999999999999760.2010.2670.2580.2130.1890.1980.270.250.2860.2710.2820.3390.287-0.57000000000000010.667
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value6891315192532323234
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value13.3211.9211.2813.018.0419.6719.8319.3621.1222.9724.32
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period

Share Based Compensation

us-gaap:ShareBasedCompensation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value25242423252125262726232427333017191114201313101011889101111
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value987914109014361077100111041277138917452071
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeTaxAuthority

us-gaap:StateAndLocalJurisdiction



Period End2019-12-312018-12-312017-12-312016-12-312016-06-302016-03-312015-12-312015-06-302015-03-312014-12-312013-12-312012-12-31
Value1371512134241391012
Percentage of DeferredTaxAssetsNet0.10.30.61.00.00.00.40.00.00.90.90.9

Unrecognized Tax Benefits

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value01111111111111524262626351111112233000
Percentage of DeferredTaxAssetsValuationAllowance0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:Range

srt:Maximum



Period End2019-12-312018-12-31
Value011
Percentage of DeferredTaxAssetsValuationAllowance0.0100.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset



Period End2019-12-312019-09-302019-06-302019-03-31
Value654675695694
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0

Cash And Cash Equivalents Period Increase Decrease

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value865732636607611678319784643671677
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidatedEntities

srt:ParentCompany



Period End2019-12-312018-12-312017-12-312016-12-31
Value3813324122573286
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents520.9478.0336.4485.4

Proceeds From Repayments Of Short Term Debt

key:AverageAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value1462288601441581426351401207981367291363781349155171343561324911327417350123469974139447770492649
Percentage of AverageAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value38385-31411924125940489176388733793538363
Percentage of AverageAssets26.3-3.628.628.928.922.128.427.828.4

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value69383341665496590764817646634886394861750
Percentage of AverageAssets47.439.746.246.246.381.046.446.945.8

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value38460550364173546934814-24343683449534802
Percentage of AverageAssets26.364.025.324.924.8-3.025.125.325.8

key:AverageDeposits



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value110328868110279109601107576978105626104003102556287103105102779102078615894918739047159840170469
Percentage of AverageDeposits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value950-152108013371869-46289925552341
Percentage of AverageDeposits0.9-17.51.01.21.7-4.72.72.52.3

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value36058678362043596134418484336033316932794
Percentage of AverageDeposits32.778.132.832.832.049.531.831.932.0

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value73320342729957230371289540691246827967421
Percentage of AverageDeposits66.539.466.266.066.355.265.465.765.7

key:AverageLoansAndLeases



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value96174706919569078589649320884678864486927-120868148650286133477377697611486015633159281
Percentage of AverageLoansAndLeases100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value895-229819801036-14119911931149
Percentage of AverageLoansAndLeases0.9-3.11.11.11.2-4.41.41.31.3

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value60082185582155792457210356560965617554131
Percentage of AverageLoansAndLeases62.526.263.363.863.8111.263.463.462.3

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value35197543327603188131403-22311723127631647
Percentage of AverageLoansAndLeases36.676.935.635.135.0-6.935.235.336.4

key:BankingServicesIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value62656353555852616256545554615153505557434353424142404444434541394444
Percentage of BankingServicesIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:CardsAndPaymentsIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value666769736668697162777570
Percentage of CardsAndPaymentsIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

key:CertainLoansAcquiredinTransferAccountedforasDebtSecuritiesAccretableYieldPaymentsReceivedNet

key:PurchaseCreditImpairedLoans



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-30
Value723233-6935-811-19000
Percentage of CertainLoansAcquiredinTransferAccountedforasDebtSecuritiesAccretableYieldPaymentsReceivedNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

key:CertainLoansAcquiredinTransferAccountedforasDebtSecuritiesAccretableYieldReclassificationtofromNonaccretableDifference

key:PurchaseCreditImpairedLoans



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-30
Value710-513913622-430-242534000
Percentage of CertainLoansAcquiredinTransferAccountedforasDebtSecuritiesAccretableYieldReclassificationtofromNonaccretableDifference100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

key:ConsumerMortgageIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value2014141087977776
Percentage of ConsumerMortgageIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancialInstrument

key:FairValueInvestmentsFundedCommitments

key:PrincipalInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0-20010000000
Percentage of FairValueInvestmentsFundedCommitments0.0100.00.00.0100.00.00.00.00.00.00.00.0

us-gaap:FinancialInstrument, us-gaap:InvestmentType

key:PrincipalInvestments, key:IndirectInvestments



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value0-20100
Percentage of FairValueInvestmentsFundedCommitments0.0100.00.0100.00.00.0

us-gaap:FinancialInstrument

key:FairValueInvestmentsFundedOther

key:PrincipalInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0.01000000.00.00.01000000.00.00.00.00.00.00.00.0
Percentage of FairValueInvestmentsFundedOther0.0100.00.00.0100.00.00.00.00.00.00.00.0

us-gaap:FinancialInstrument, us-gaap:InvestmentType

key:PrincipalInvestments, key:DirectInvestments



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value0.01000000.00.01000000.00.00.0
Percentage of FairValueInvestmentsFundedOther0.0100.00.0100.00.00.0

us-gaap:DerivativeInstrumentRisk

key:FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisOtherTransfers

us-gaap:OtherCreditDerivatives



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-1810-2-1-1100100-221
Percentage of FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisOtherTransfers100.0100.00.0100.0100.0100.0100.00.00.0100.00.00.0100.0100.0100.0

us-gaap:FairValueByAssetClass

key:LoansHeldForInvestmentFairValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.0-1000000.00.00.00.00.00.0-1000000.00.0
Percentage of FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisOtherTransfers-0.0-100.00.0-0.0-0.0-0.00.00.00.0

key:LoansHeldForSaleFairValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-101-10-11000-1-3
Percentage of FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisOtherTransfers55.6100.00.0-0.0100.0-100.00.00.00.0-100.00.0

key:FdicReimbursementsPaymentsNetOfExpenses



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value0-110-12011-100-267-111011-10-12907
Percentage of FdicReimbursementsPaymentsNetOfExpenses0.0100.0100.00.0100.00.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0

us-gaap:InvestmentType

key:FeesAndCommissionsMortgageBankingAndServicingBeforeAmortization

us-gaap:CommercialMortgageBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value504952494645414342374134383835313538
Percentage of FeesAndCommissionsMortgageBankingAndServicingBeforeAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ResidentialMortgageBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value66654434314433
Percentage of FeesAndCommissionsMortgageBankingAndServicingBeforeAmortization12.012.211.510.28.78.97.39.37.12.79.811.87.97.9

us-gaap:FinancingReceivablePortfolioSegment, us-gaap:StatementOperatingActivitiesSegment

key:FinancingReceivableAllowanceForCreditLossPercentage

us-gaap:CommercialPortfolioSegment, us-gaap:SegmentContinuingOperations



Period End2020-03-31
Value0.305
Percentage of FinancingReceivableAllowanceForCreditLossPercentage100.0

us-gaap:ConsumerPortfolioSegment, us-gaap:SegmentContinuingOperations



Period End2020-03-31
Value0.134
Percentage of FinancingReceivableAllowanceForCreditLossPercentage43.9

us-gaap:Range, us-gaap:StatementScenario, us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:SubsequentEventType

srt:Maximum, srt:ScenarioForecast, us-gaap:AccountingStandardsUpdate201613, us-gaap:SubsequentEvent



Period End2020-01-01
Value0.25
Percentage of FinancingReceivableAllowanceForCreditLossPercentage0.0

srt:Minimum, srt:ScenarioForecast, us-gaap:AccountingStandardsUpdate201613, us-gaap:SubsequentEvent



Period End2020-01-01
Value0.2
Percentage of FinancingReceivableAllowanceForCreditLossPercentage0.0

key:FinancingReceivableAllowanceForCreditLossesLendingRelatedCommitments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value3591092007462596264614951666366595289-10045
Percentage of FinancingReceivableAllowanceForCreditLossesLendingRelatedCommitments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value51612012-1-10-1
Percentage of FinancingReceivableAllowanceForCreditLossesLendingRelatedCommitments1.414.760.01.43.2-1.7-1.60.0-1.6

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2143832331517312528
Percentage of FinancingReceivableAllowanceForCreditLossesLendingRelatedCommitments59.634.916.044.624.228.850.039.145.9

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1405548404543323934
Percentage of FinancingReceivableAllowanceForCreditLossesLendingRelatedCommitments39.050.524.054.172.672.951.660.955.7

key:FinancingReceivableAllowanceforCreditLossRecoveryIncludingDiscontinuedOperations



Period End2020-03-312019-03-31
Value1824
Percentage of FinancingReceivableAllowanceforCreditLossRecoveryIncludingDiscontinuedOperations100.0100.0

key:FinancingReceivableAllowanceforCreditLossWriteoffIncludingDiscontinuedOperations



Period End2020-03-312019-03-31
Value10391
Percentage of FinancingReceivableAllowanceforCreditLossWriteoffIncludingDiscontinuedOperations100.0100.0

key:FinancingReceivableAmountRealizedLossFromFraudIncident



Period End2019-12-312019-09-30
Value16123
Percentage of FinancingReceivableAmountRealizedLossFromFraudIncident100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2019-12-312019-09-30
Value1294
Percentage of FinancingReceivableAmountRealizedLossFromFraudIncident75.076.4

key:FinancingReceivableCreditLossExpenseReversalIncludingDiscontinuedOperations



Period End2020-03-312019-03-31
Value34266
Percentage of FinancingReceivableCreditLossExpenseReversalIncludingDiscontinuedOperations100.0100.0

key:FinancingReceivableModificationsAdditions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value17242054149558542131206747
Percentage of FinancingReceivableModificationsAdditions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivablePortfolioSegment

key:FinancingReceivableModificationsConcessionsBankruptcyPlanModification

us-gaap:CommercialPortfolioSegment



Period End2019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0011007010290
Percentage of FinancingReceivableModificationsConcessionsBankruptcyPlanModification0.00.0100.00.00.0100.00.0100.00.0100.00.0

us-gaap:FinancingReceivablePortfolioSegment

key:FinancingReceivableModificationsConcessionsExtensionOfMaturityDate

us-gaap:CommercialPortfolioSegment



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0660-520141-127153
Percentage of FinancingReceivableModificationsConcessionsExtensionOfMaturityDate0.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivablePortfolioSegment

key:FinancingReceivableModificationsConcessionsIncreaseInNewCommitmentOrMoney

us-gaap:CommercialPortfolioSegment



Period End2019-12-312019-09-302018-12-312018-09-30
Value-4200
Percentage of FinancingReceivableModificationsConcessionsIncreaseInNewCommitmentOrMoney100.0100.00.00.0

us-gaap:FinancingReceivablePortfolioSegment

key:FinancingReceivableModificationsConcessionsPaymentForCovenantModification

us-gaap:CommercialPortfolioSegment



Period End2019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1001853262001401125
Percentage of FinancingReceivableModificationsConcessionsPaymentForCovenantModification100.00.0100.0100.0100.0100.00.0100.00.0100.0100.0

key:FinancingReceivableModificationsPayments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value18226519394128221928363314
Percentage of FinancingReceivableModificationsPayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:GainsLossesOnLeasedEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-61513-2-75-340-3-1-11723-9-10-2-1630120147283524636279754642815223626
Percentage of GainsLossesOnLeasedEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:IncomeLossFromContinuingOperationsAttributableToCommonsShareholdersPerBasicShare



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value0.120.45000000000000020.390.40.380.439999999999999950.450.440.380.169999999999999930.320.360.280.200000000000000070.170.230.220.270.260.270.260.280.230.280.260.250.250.250.210.210.209999999999999960.230.230.210.210000000000000080.240.260.210.329999999999999960.190.06-0.11-0.20000000000000018-0.5-0.68-1.03
Percentage of IncomeLossFromContinuingOperationsAttributableToCommonsShareholdersPerBasicShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:IncomeLossFromContinuingOperationsAttributableToKeyCommonShareholders



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value118439383403386459468464402181349393296213165193182224216230222246197242232229229229193196193214217195201229
Percentage of IncomeLossFromContinuingOperationsAttributableToKeyCommonShareholders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:IncomeLossFromContinuingOperationsAttributableToKeyCommonsShareholdersPerDilutedShare



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value0.120.45000000000000020.380.40.380.439999999999999950.450.440.380.170000000000000150.320.360.270.200000000000000070.160.230.220.270.260.270.260.280.230.270.260.260.250.250.210.210.209999999999999960.230.230.210.210000000000000080.240.260.210.329999999999999960.190.06-0.11-0.20000000000000018-0.5-0.68-1.03
Percentage of IncomeLossFromContinuingOperationsAttributableToKeyCommonsShareholdersPerDilutedShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:IncomeTaxExpenseBenefitandTaxableEquivalentAdjustments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value31837895901009411170265148172105482477648179
Percentage of IncomeTaxExpenseBenefitandTaxableEquivalentAdjustments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value72-53-20-26-5-2115-16
Percentage of IncomeTaxExpenseBenefitandTaxableEquivalentAdjustments22.62.4-67.9-21.1-28.9-5.0-22.313.5-22.9

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-83071626451634945
Percentage of IncomeTaxExpenseBenefitandTaxableEquivalentAdjustments-25.836.191.065.371.151.067.044.164.3

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value325160535254524741
Percentage of IncomeTaxExpenseBenefitandTaxableEquivalentAdjustments103.261.476.955.857.854.055.342.358.6

key:InterestIncomeExpenseNetTaxableEquivalent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value9899879809899851008993987952952962987929948788605612610598
Percentage of InterestIncomeExpenseNetTaxableEquivalent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-11-14-14-10-8-7-5-5-6
Percentage of InterestIncomeExpenseNetTaxableEquivalent-1.1-1.4-1.4-1.0-0.8-0.7-0.5-0.5-0.6

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value410415399405399417415418405
Percentage of InterestIncomeExpenseNetTaxableEquivalent41.542.040.741.040.541.441.842.442.5

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value590586595594594598583574553
Percentage of InterestIncomeExpenseNetTaxableEquivalent59.759.460.760.160.359.358.758.258.1

us-gaap:Range, us-gaap:FinancialInstrument, us-gaap:StatementEquityComponents

key:InterestRateUsedToAccountForMortgageLoanAtFairValueUponAssumption

srt:Maximum, us-gaap:CommercialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.03370.00.0034999999999999996-0.00160000000000000070.03180.00.00220000000000000060.00159999999999999730.02840.00.0
Percentage of InterestRateUsedToAccountForMortgageLoanAtFairValueUponAssumption100.00.0100.0100.0100.00.0100.0100.0100.00.00.0

srt:Minimum, us-gaap:CommercialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.00010.00.00010.00.00.00.00.00.00.00.0
Percentage of InterestRateUsedToAccountForMortgageLoanAtFairValueUponAssumption0.30.02.9-0.00.00.00.00.00.00.00.0

srt:WeightedAverage, us-gaap:CommercialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.0132-9.99999999999994e-05-0.000200000000000000520.000100000000000001130.01399.99999999999994e-050.00149999999999999960.000100000000000001130.0118-0.00019999999999999880.0
Percentage of InterestRateUsedToAccountForMortgageLoanAtFairValueUponAssumption39.20.0-5.7-6.343.70.068.26.341.50.00.0

key:LoansChargedOffAndRecoveriesOfLoansPreviouslyChargedOff



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value849819765646060605451326658724444463742
Percentage of LoansChargedOffAndRecoveriesOfLoansPreviouslyChargedOff100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value115122200-1-10
Percentage of LoansChargedOffAndRecoveriesOfLoansPreviouslyChargedOff1.215.361.93.10.00.0-1.7-1.70.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value404035233019262219
Percentage of LoansChargedOffAndRecoveriesOfLoansPreviouslyChargedOff47.640.817.835.446.931.743.336.735.2

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value434340403440363935
Percentage of LoansChargedOffAndRecoveriesOfLoansPreviouslyChargedOff51.243.920.361.553.166.760.065.064.8

key:NetDecreaseIncreaseInLoansExcludingAcquisitionsSalesAndTransfers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value89022068137519677804511205251179349645772551079721766663-110193340172713606672401029922626607-15615321009419-2021560518-541-1234-743-1225-1774-2108-2437-4048-2113-2468
Percentage of NetDecreaseIncreaseInLoansExcludingAcquisitionsSalesAndTransfers100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:NetIncreaseDecreaseInShortTermInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value2801-2079908-68-51290-3741002-28034541471-3-250-441-338311632729743-1258-156-8911927-871
Percentage of NetIncreaseDecreaseInShortTermInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:NetReductionToInterestIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value677988877766677654444444455767666719-38
Percentage of NetReductionToInterestIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:NoninterestandOtherExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value83988984192287591286689490399789590292011201005689639672662
Percentage of NoninterestandOtherExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value070411317-16-68
Percentage of NoninterestandOtherExpense0.00.80.04.41.51.9-1.8-0.70.9

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value317352337346338365350357346
Percentage of NoninterestandOtherExpense37.839.640.137.538.640.040.439.938.3

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value522530504535524530532543549
Percentage of NoninterestandOtherExpense62.259.659.958.059.958.161.460.760.8

key:NumberOfFullTimeEquivalentEmployees



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value16529.0-172.016898.017206.017554.0-174.018150.018376.018540.0-12.018548.018344.018386.01058.017079.013419.013403.0-42.013555.0
Percentage of NumberOfFullTimeEquivalentEmployees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5553.02.05490.05506.05563.0-64.05698.05842.05977.0
Percentage of NumberOfFullTimeEquivalentEmployees33.6-1.232.532.031.736.831.431.832.2

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2069.0-53.02226.02260.02360.0-20.02473.02467.02457.0
Percentage of NumberOfFullTimeEquivalentEmployees12.530.813.213.113.411.513.613.413.3

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value8907.0-121.09182.09440.09631.0-90.09979.010067.010106.0
Percentage of NumberOfFullTimeEquivalentEmployees53.970.354.354.954.951.755.054.854.5

key:OperatingLeaseIncomeAndOtherLeasingGains



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value30394244372835-6322716302321618171515241915173529234344192319665852
Percentage of OperatingLeaseIncomeAndOtherLeasingGains100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:OperatingLeaseOtherOperatingLeasingGains



Period End2020-03-312019-09-302019-06-302019-03-31
Value-48114
Percentage of OperatingLeaseOtherOperatingLeasingGains100.0100.0100.0100.0

key:OriginationsOfLoansHeldForSaleNetOfRepayments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value325636413173321116795317268726643280355928522873256228452825153811531644167216472109246415929763831661146312411075
Percentage of OriginationsOfLoansHeldForSaleNetOfRepayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:ProvisionCreditForLoanAndLeaseLosses



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value312-232-23090-723-191329460-2
Percentage of ProvisionCreditForLoanAndLeaseLosses100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

key:ReductionOfSecuredBorrowingAndRelatedCollateral



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value1211123877128138261221282931727446266
Percentage of ReductionOfSecuredBorrowingAndRelatedCollateral100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:ReturnOnAverageAllocatedEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value0.03410.0017999999999999960.09640.10310.10510.00050000000000000040.12570.12860.1139-0.01160.09480.10870.0865-0.00060000000000000330.05050.07290.069-0.0008999999999999980.0818
Percentage of ReturnOnAverageAllocatedEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-0.01290.0034999999999999996-0.0355-0.0139-0.0051-0.00510.02120.03920.0062
Percentage of ReturnOnAverageAllocatedEquity-37.8194.4-36.8-13.5-4.9-1020.016.930.55.4

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.060.00580.26370.24570.23660.00580.24460.22990.2531
Percentage of ReturnOnAverageAllocatedEquity176.0322.2273.5238.3225.11160.0194.6178.8222.2

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.1218-0.0065999999999999950.22820.21120.19830.0074999999999999790.20380.18880.1641
Percentage of ReturnOnAverageAllocatedEquity357.2-366.7236.7204.8188.71500.0162.1146.8144.1

key:ReturnOnAverageAllocatedEquityContinuingOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value0.03390.0017999999999999960.09570.10260.10490.00050000000000000040.12570.12780.1133-0.0114999999999999960.09450.10740.0865-0.000100000000000002860.05020.07180.0687-0.00039999999999999760.083
Percentage of ReturnOnAverageAllocatedEquityContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-0.01330.0034000000000000002-0.0368-0.0148-0.0056-0.00510.02120.03750.005
Percentage of ReturnOnAverageAllocatedEquityContinuingOperations-39.2188.9-38.5-14.4-5.3-1020.016.929.34.4

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.060.00580.26370.24570.23660.00580.24460.22990.2531
Percentage of ReturnOnAverageAllocatedEquityContinuingOperations177.0322.2275.5239.5225.51160.0194.6179.9223.4

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.1218-0.0065999999999999950.22820.21120.19830.0074999999999999790.20380.18880.1641
Percentage of ReturnOnAverageAllocatedEquityContinuingOperations359.3-366.7238.5205.8189.01500.0162.1147.7144.8

key:SalesTypeAndDirectFinancingLeaseLeaseIncome



Period End2020-03-312019-09-302019-06-302019-03-31
Value31343433
Percentage of SalesTypeAndDirectFinancingLeaseLeaseIncome100.0100.0100.0100.0

key:ServiceChargesOnDepositAccounts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value848686838284859189899190
Percentage of ServiceChargesOnDepositAccounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancialInstrument

key:ServicingAssetAtAmortizedCostTemporaryImpairments

us-gaap:CommercialMortgageBackedSecurities



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value212000
Percentage of ServicingAssetAtAmortizedCostTemporaryImpairments100.0100.0100.00.00.00.0

us-gaap:ResidentialMortgageBackedSecurities



Period End2020-03-312019-03-31
Value90
Percentage of ServicingAssetAtAmortizedCostTemporaryImpairments450.00.0

us-gaap:Range, us-gaap:FinancialInstrument, us-gaap:StatementEquityComponents

key:ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueEscrowEarnRate

srt:Maximum, us-gaap:CommercialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-03-31
Value0.01920.037
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueEscrowEarnRate100.0100.0

srt:Minimum, us-gaap:CommercialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-03-31
Value0.0120.0222
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueEscrowEarnRate62.560.0

srt:WeightedAverage, us-gaap:CommercialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-03-31
Value0.01670.0298
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueEscrowEarnRate87.080.5

us-gaap:Range, us-gaap:FinancialInstrument, us-gaap:StatementEquityComponents

key:ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueServicingCost

srt:Maximum, us-gaap:ResidentialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-03-31
Value83754375
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueServicingCost100.0100.0

srt:WeightedAverage, us-gaap:ResidentialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-03-31
Value6868
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueServicingCost0.81.6

key:TrustAndInvestmentServicesIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value13312011812211512111712813313113513494989810010095104106102109104107113110108110112114117113119110
Percentage of TrustAndInvestmentServicesIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccretionExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value10111111171747-52732389043116000
Percentage of AccretionExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:ConsolidatedEntities, us-gaap:FairValueByAssetClass

us-gaap:AdjustmentForAmortization

key:VariableInterestSponsors, us-gaap:Investments



Period End2020-03-312019-03-31
Value4946
Percentage of AdjustmentForAmortization100.0100.0

us-gaap:FairValueByAssetClass, us-gaap:VariableInterestEntitiesByClassificationOfEntity

us-gaap:Investments, key:VariableInterestSponsors



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value504843464443424148434140353231333029
Percentage of AdjustmentForAmortization0.00.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AmortizationOfIntangibleAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-30
Value171926222222232529262522222713789999101091034121012176
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentType

us-gaap:AmortizationOfMortgageServicingRightsMSRs

us-gaap:CommercialMortgageBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value323031282927252525242222222122212323
Percentage of AmortizationOfMortgageServicingRightsMSRs100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ResidentialMortgageBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value21311111111111
Percentage of AmortizationOfMortgageServicingRightsMSRs6.23.39.73.63.43.74.04.04.04.24.54.54.54.8

us-gaap:BankOwnedLifeInsuranceIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value36393233323934323237313330402928283630303138262826332626313036263030353128274239282836262527
Percentage of BankOwnedLifeInsuranceIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1339629-4-67359-465141-28
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

us-gaap:CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAccretion

key:PurchaseCreditImpairedLoans



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-30
Value699109101112121261928000
Percentage of CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAccretion100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation

us-gaap:ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1

us-gaap:InterestRateContract, us-gaap:FairValueHedging, key:InterestExpenseLongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value311-657214282128-46-25-6971014
Percentage of ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRateContract, us-gaap:FairValueHedging, us-gaap:OtherIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value000000000-54-195-35
Percentage of ChangeInUnrealizedGainLossOnFairValueHedgingInstruments10.0-0.00.00.00.00.0-0.0-0.0-0.0-771.4-190.035.70.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation

us-gaap:ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1

us-gaap:InterestRateContract, us-gaap:FairValueHedging, key:InterestExpenseDeposits



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0.00.00.0-1000000.00.00.00.01000000.00.00.00.00.0
Percentage of ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge10.00.00.0100.00.00.00.0100.00.00.00.00.0

us-gaap:InterestRateContract, us-gaap:FairValueHedging, key:InterestExpenseLongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-29473-75-152-93-139412271000
Percentage of ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge10.00.00.015200.00.00.00.02200.00.00.00.00.0

us-gaap:InterestRateContract, us-gaap:FairValueHedging, us-gaap:OtherIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0000000005720-535
Percentage of ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge10.00.00.0-0.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStockDividendsPerShareDeclared



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value0.1850.184999999999999940.1850.170.170.170.170.120.1050.1050.0950.0950.0850.085000000000000020.0850.0850.0750.074999999999999980.0750.0750.0650.0650.0650.0650.0550.054999999999999990.0550.0550.0550.050.049999999999999990.050.050.030.030.030.030.010.0100000000000000020.010.010.010.0099999999999999950.010.010.0625
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommunicationsAndInformationTechnology



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value55515356545552515254565560977045434341423840394138403838393939434341424042424546474749484847
Percentage of CommunicationsAndInformationTechnology100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtAndEquitySecuritiesGainLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value4515110011011
Percentage of DebtAndEquitySecuritiesGainLoss100.0100.0100.0100.0100.00.00.0100.0100.00.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:DeferredCompensationArrangementWithIndividualAllocatedShareBasedCompensationExpense

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-06-302014-03-312013-09-302013-06-302013-03-312012-12-31
Value1354-35466-54-4-3-44-262-1-7-5-6411-4-47
Percentage of DeferredCompensationArrangementWithIndividualAllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses

us-gaap:PensionPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-4-2-4-3-4-5-4-4-4-3-4-4-4-5-4
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets

us-gaap:PensionPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value101212121214131313171717171913
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanInterestCost

us-gaap:PensionPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value91211121111101010121212121310
Percentage of DefinedBenefitPlanInterestCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:PensionPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value72033319111-2-1-1-1171
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanSettlementsBenefitObligation

us-gaap:PensionPlansDefinedBenefit



Period End2020-03-312019-03-31
Value40
Percentage of DefinedBenefitPlanSettlementsBenefitObligation100.00.0

us-gaap:DepreciationAmortizationAndAccretionNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value545862635892959210310610398100211696262716066505371515246543261625959606265697476818588859610695
Percentage of DepreciationAmortizationAndAccretionNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DepreciationAndAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value929198978810098991031019793931007762646462
Percentage of DepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value353436373639383941
Percentage of DepreciationAndAmortization38.037.436.738.140.939.038.839.439.8

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value363535352936353435
Percentage of DepreciationAndAmortization39.138.535.736.133.036.035.734.334.0

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value212227252325252627
Percentage of DepreciationAndAmortization22.824.227.625.826.125.025.526.326.2

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value14121714121015271813177122014121513171310123911101012141291016-1113117165517
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk

us-gaap:CommodityContract



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value21221203321121111021231111121
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet14.38.311.814.38.320.00.011.116.715.45.914.316.75.07.18.36.70.011.87.720.025.033.311.19.110.010.016.77.1

us-gaap:CreditRiskContract



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-15-15-13-8-6-4-7-14-3-4-6-5-4-5-5-4-1-6-3-3-4-5-8-5-3-4-4-3-3
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet-107.1-125.0-76.5-57.1-50.0-40.0-46.7-51.9-16.7-30.8-35.3-71.4-33.3-25.0-35.7-33.3-6.7-46.2-17.6-23.1-40.0-41.7-266.7-55.6-27.3-40.0-40.0-25.0-21.4

us-gaap:ForeignExchangeContract



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value1213111110101011111010101112991099108988998912
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet85.7108.364.778.683.3100.066.740.761.176.958.8142.991.760.064.375.066.769.252.976.980.075.0266.788.981.890.080.075.085.7

us-gaap:InterestRateContract



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value216157651011118695119651095452544544
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet14.3133.388.250.050.050.066.740.761.161.535.3128.641.755.064.350.033.376.952.938.540.041.766.755.636.440.050.033.328.6

us-gaap:OtherCreditDerivatives



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value13-3221-3216-4-36-8-21000
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet92.9-25.011.814.38.3-30.013.359.3-22.2-23.135.3-114.3-16.75.00.00.00.0

us-gaap:DerivativeInstrumentRisk, us-gaap:IncomeStatementLocation

us-gaap:CommodityContract, key:CorporateServices



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value21221203321121111021231111121
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet14.38.311.814.38.320.00.011.116.715.45.914.316.75.07.18.36.70.011.87.720.025.033.311.19.110.010.016.77.1

us-gaap:CreditRiskContract, key:CorporateServices



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312013-12-312013-09-30
Value-16-2-501000210010001-100
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet-114.3-16.7-29.40.08.30.00.00.011.17.70.00.08.30.00.00.06.7-7.70.00.0

us-gaap:CreditRiskContract, us-gaap:OtherIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value1-13-8-8-7-4-7-14-5-5-6-5-5-5-5-4-2-5-3-3-4-5-8-5-3-4-4-4-3
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet7.1-108.3-47.1-57.1-58.3-40.0-46.7-51.9-27.8-38.5-35.3-71.4-41.7-25.0-35.7-33.3-13.3-38.5-17.6-23.1-40.0-41.7-266.7-55.6-27.3-40.0-40.0-33.3-21.4

us-gaap:ForeignExchangeContract, key:CorporateServices



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value1213111110101011111010101112991099108988998912
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet85.7108.364.778.683.3100.066.740.761.176.958.8142.991.760.064.375.066.769.252.976.980.075.0266.788.981.890.080.075.085.7

us-gaap:InterestRateContract, key:CorporateServices



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value111516781081198510689761095452544544
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet78.6125.094.150.066.7100.053.340.750.061.529.4142.950.040.064.358.340.076.952.938.540.041.766.755.636.440.050.033.328.6

us-gaap:InterestRateContract, us-gaap:OtherIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value-91-10-2-520201-1-130-1-10
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet-64.38.3-5.90.0-16.7-50.013.30.011.10.05.9-14.3-8.315.00.0-8.3-6.70.0

us-gaap:OtherCreditDerivatives, key:ConsumerMortgageIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value4-3500-2100-1-12-1
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet28.6-25.029.40.00.0-20.06.70.00.0-7.7-5.928.6-8.3

us-gaap:OtherCreditDerivatives, us-gaap:OtherIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value90-321-1116-4-27-10-10000
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet64.30.0-17.614.38.3-10.06.759.3-22.2-15.441.2-142.9-8.30.00.00.00.0

us-gaap:IncomeStatementLocation

key:ConsumerMortgageIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value4-3500-2100-1-12-1
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet28.6-25.029.40.00.0-20.06.70.00.0-7.7-5.928.6-8.3

key:CorporateServices



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value92724202022182525211621202119171818201614171114141414161716161720
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet64.3225.0141.2142.9166.7220.0120.092.6138.9161.594.1300.0166.7105.0135.7141.7120.0138.5117.6123.1140.0141.7366.7155.6127.3140.0140.0133.3121.4133.3177.8170.0125.0

us-gaap:OtherIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value1-12-12-6-8-10-42-7-72-16-7-2-5-5-3-5-3-3-4-5-8-5-3-4-4-4-3-4-7-7-4
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet7.1-100.0-70.6-42.9-66.7-100.0-26.77.4-38.9-53.811.8-228.6-58.3-10.0-35.7-41.7-20.0-38.5-17.6-23.1-40.0-41.7-266.7-55.6-27.3-40.0-40.0-33.3-21.4-33.3-77.8-70.0-25.0

us-gaap:StatementEquityComponents

us-gaap:DividendsCommonStockCash

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value18118218217117217517612711211410210490917272636263645557555749494949474647472927105-29-9-9-9-9-9-8-9-6-31
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsPreferredStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value2727302020231415141414142820665
Percentage of DividendsPreferredStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:DividendsPreferredStockCash

us-gaap:SeriesDPreferredStock, us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value7677667676767
Percentage of DividendsPreferredStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SeriesEPreferredStock, us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value8887887887888
Percentage of DividendsPreferredStockCash114.3133.3114.3100.0133.3133.3100.0133.3114.3116.7114.3133.3114.3

us-gaap:SeriesGPreferredStock, us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-30
Value679
Percentage of DividendsPreferredStockCash85.7116.7128.6

us-gaap:EquipmentExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value24252724242627262631292727302621212222222223252424262525272627272726252626262624262425242522
Percentage of EquipmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BalanceSheetLocation

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1

us-gaap:OtherInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-250-100000
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1100.0100.00.0100.00.00.00.00.00.0

us-gaap:BalanceSheetLocation, us-gaap:FinancialInstrument

us-gaap:OtherInvestments, key:PrincipalDirectInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value000000-11-11-2-3
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1-0.00.00.0-0.00.00.00.00.00.00.00.00.0

us-gaap:DerivativeInstrumentRisk

us-gaap:CreditRiskContract



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-16-3-500-5-6-15-5-4-5-4-3-4-3-4-2-5-313102322321
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1800.0-60.00.0-0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:InterestRateContract



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value19-112100-1-1-2000-2024-363-2-20-1-10703
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1-950.0-20.00.0-200.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FinancialInstrument, us-gaap:InformationByCategoryOfDebtSecurity

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss

us-gaap:OtherDebtSecurities, us-gaap:AvailableforsaleSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-2001050000013
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss100.00.00.0100.0100.00.00.00.00.00.0100.0100.0

us-gaap:BalanceSheetLocation, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases

us-gaap:OtherInvestments, key:PrincipalDirectInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value000-114010000
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases0.00.00.0100.0100.0100.00.0100.00.00.00.00.0

us-gaap:DerivativeInstrumentRisk

us-gaap:CreditRiskContract



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-09-302014-06-302013-09-302013-06-30
Value1000000.01000000.00.00.0-1000000.00.00.00.00.00.00.00.00.01000000.00.00.00.00.00.00.00.00.00.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases0.00.00.0-0.0-100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:InterestRateContract



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value1120000000000010000011012100
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases0.00.00.0-0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherCreditDerivatives



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value000000000000005
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases0.00.00.0-0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DerivativeInstrumentRisk

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements

us-gaap:CreditRiskContract



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value00000515644543234311-5239232
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements0.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BalanceSheetLocation, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales

us-gaap:OtherInvestments, key:PrincipalDirectInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value000-1115010103
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales0.00.00.0100.0100.0100.00.0100.00.0100.00.0100.0

us-gaap:DerivativeInstrumentRisk

us-gaap:CreditRiskContract



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-09-302014-06-302013-09-302013-06-30
Value01-1000000000000008-80000
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales0.00.00.0-0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:InterestRateContract



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value110000020000000001010111001
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales0.00.00.0-0.00.00.00.0200.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FairValueByAssetClass

key:LoansHeldForInvestmentFairValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1000000.00.00.00.00.00.00.00.00.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales0.00.00.0-0.00.00.00.00.00.0

key:LoansHeldForSaleFairValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value00010001021
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales0.00.00.0-100.00.00.00.0100.00.0200.00.0

us-gaap:BalanceSheetLocation

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3

us-gaap:OtherInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value000010004
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel30.00.00.00.0100.00.00.00.0100.0

us-gaap:DerivativeInstrumentRisk

us-gaap:InterestRateContract



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value551900112410111115030280223702514
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel30.00.00.00.0100.00.00.00.025.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FairValueByAssetClass

key:LoansHeldForSaleFairValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.00.00.00.00.01000000.00.00.00.00.00.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel30.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DerivativeInstrumentRisk

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3

us-gaap:InterestRateContract



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value1002142105060321137220583581-1272
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3100.00.0100.0100.0100.0100.0100.00.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancialInstrument, us-gaap:InformationByCategoryOfDebtSecurity

us-gaap:OtherDebtSecurities, us-gaap:AvailableforsaleSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0002400000010
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel30.00.00.02400.00.00.00.00.00.00.016.70.0

us-gaap:BalanceSheetLocation

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings

us-gaap:OtherInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-240000000
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings100.0100.00.00.00.00.00.00.00.0

us-gaap:BalanceSheetLocation, us-gaap:FinancialInstrument

us-gaap:OtherInvestments, key:PrincipalDirectInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value00000-1-12-1023
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings-0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FederalDepositInsuranceCorporationPremiumExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-30
Value98797921212120212120232189888899667778887
Percentage of FederalDepositInsuranceCorporationPremiumExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FeesAndCommissionsMortgageBankingAndServicing



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value1826232421211922201721151820151012151191311911152215138
Percentage of FeesAndCommissionsMortgageBankingAndServicing100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivablePortfolioSegment, us-gaap:StatementOperatingActivitiesSegment

us-gaap:FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease

us-gaap:CommercialPortfolioSegment, us-gaap:SegmentContinuingOperations



Period End2020-03-31
Value191
Percentage of FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease100.0

us-gaap:ConsumerPortfolioSegment, us-gaap:SegmentContinuingOperations



Period End2020-03-31
Value64
Percentage of FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease33.5

us-gaap:FinancingReceivablePortfolioSegment

us-gaap:FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1

us-gaap:ConsumerPortfolioSegment



Period End2020-03-312019-03-312016-06-302015-06-30
Value84.074.041.065.0
Percentage of FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1100.0100.0100.0100.0

us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:CommercialPortfolioSegment



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-09-302014-06-302014-03-31
Value0.00.00.00.01.00.00.00.00.00.00.00.00.00.00.00.02.00.00.00.00.02.0
Percentage of FinancingReceivableModificationsSubsequentDefaultNumberOfContracts10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConsumerPortfolioSegment



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value101.079.0102.074.075.082.055.041.047.045.052.03.034.023.041.051.054.061.065.089.093.0107.0157.0138.0
Percentage of FinancingReceivableModificationsSubsequentDefaultNumberOfContracts10.00.00.0100.00.00.00.00.00.00.00.00.00.00.0100.00.00.00.0100.00.00.00.00.00.0

us-gaap:FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-30
Value231227211112121233
Percentage of FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByAssetClass

key:RealEstateResidentialMortgage



Period End2020-03-31
Value71
Percentage of FinancingReceivableModificationsSubsequentDefaultRecordedInvestment13550.0

us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

key:RealEstateResidentialMortgage



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-78096-17-16-91552-22140
Percentage of FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1-233.3800.00.04800.0-242.9-800.0-900.015500.0200.0-200.0100.014000.0

us-gaap:FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value6235921112212311
Percentage of FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation

us-gaap:GainLossOnDerivativeInstrumentsNetPretax

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, key:InterestExpenseLongTermDebt



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-1-10-10-21-1-1-1-1
Percentage of GainLossOnDerivativeInstrumentsNetPretax100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, us-gaap:InterestIncome



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value34-8-19-24-26-15-25-2-215
Percentage of GainLossOnDerivativeInstrumentsNetPretax-3400.0800.00.02400.00.0750.0-2500.0200.0200.0-100.0-500.0

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, us-gaap:OtherIncome



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value000031000000
Percentage of GainLossOnDerivativeInstrumentsNetPretax-0.0-0.00.0-0.00.0-0.00.0-0.0-0.0-0.0-0.0

us-gaap:GainLossOnDispositionOfAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-09-302013-12-312013-09-30
Value-2112-121-1-4-40-8-2-2-12-43-10-2-1-2-4-2-4-3-1
Percentage of GainLossOnDispositionOfAssets100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation

us-gaap:GainLossOnFairValueHedgesRecognizedInEarnings

us-gaap:InterestRateContract, us-gaap:FairValueHedging, key:InterestExpenseDeposits



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0.00.00.0-1000000.00.00.00.01000000.00.00.00.00.0
Percentage of GainLossOnFairValueHedgesRecognizedInEarnings0.00.00.0100.00.00.00.0100.00.00.00.00.0

us-gaap:InterestRateContract, us-gaap:FairValueHedging, key:InterestExpenseLongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value178-3-10-11-11-5-3271014
Percentage of GainLossOnFairValueHedgesRecognizedInEarnings0.00.00.01000.00.00.00.0-300.00.00.00.00.0

us-gaap:InterestRateContract, us-gaap:FairValueHedging, us-gaap:OtherIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0000000003100
Percentage of GainLossOnFairValueHedgesRecognizedInEarnings0.00.00.0-0.00.00.00.00.00.00.00.00.00.0

us-gaap:GainLossOnSaleOfBusiness



Period End2019-12-312019-09-302018-12-312018-09-302017-12-312017-09-30
Value000500
Percentage of GainLossOnSaleOfBusiness0.00.00.0100.00.00.0

us-gaap:GainLossOnSalesOfLoansNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-202013-12-202013-12-202013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-30
Value38625642285341454470373935476129228203520381925153333427333157393222271811192918254-50-3
Percentage of GainLossOnSalesOfLoansNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:Range, us-gaap:InternalCreditAssessment

us-gaap:GuaranteeObligationsLiquidationProceedsPercentage

srt:Maximum, us-gaap:RiskLevelLow



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value0.30.00.00.00.30.00.0
Percentage of GuaranteeObligationsLiquidationProceedsPercentage100.00.00.00.0100.00.00.0

srt:Maximum, us-gaap:RiskLevelMedium



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value0.70.00.00.00.70.00.0
Percentage of GuaranteeObligationsLiquidationProceedsPercentage233.30.00.00.0233.30.00.0

srt:Minimum, us-gaap:RiskLevelHigh



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value0.70.00.00.00.70.00.0
Percentage of GuaranteeObligationsLiquidationProceedsPercentage233.30.00.00.0233.30.00.0

srt:Minimum, us-gaap:RiskLevelMedium



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value0.30.00.00.00.30.00.0
Percentage of GuaranteeObligationsLiquidationProceedsPercentage100.00.00.00.0100.00.00.0

us-gaap:ImpairedFinancingReceivableInterestIncomeAccrualMethod



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value4433443224122121221
Percentage of ImpairedFinancingReceivableInterestIncomeAccrualMethod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value176549491518496582576590486461511579430280196275251314299304346267329330305293293271272254273288280276330346393508296112-123-528-660-403-707
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-23-14-138-52-37-21983-7
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments-13.1-2.6-28.1-10.0-7.5-0.33.314.1-1.4

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value62345375345317353337305321
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments35.262.876.466.663.960.758.551.766.0

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value137218254225216231220202172
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments77.839.751.743.443.539.738.234.235.4

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-30
Value-8-21-3-3-4-21-4-4-4-2-4-4-4-23-3-4-4-9-23-4-4-5-24-4-4-30
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments-4.5-3.8-0.6-0.6-0.8-3.6-0.7-0.7-0.8-0.4-0.8-0.7-0.9-8.2-1.5-1.5-1.6-2.9-7.70.0-1.3-1.4-9.0-1.2-1.2-10.2

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedGainLossNetCashFlowHedgeParent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value3399-9-19-257-17-24-3-304
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments18.818.0-1.8-3.7-5.01.2-3.0-4.1-0.6-0.70.00.7

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302015-12-312015-09-302015-06-30
Value451500010-1
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments2.30.93.10.00.00.00.30.00.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value1332120321150-4131-4-3352-17-284-53737534310-5-7-17-9-11-1315-272-7-164-29
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTax100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value133212032
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTax100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-09-302014-06-302013-12-312013-09-302013-09-302013-06-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312009-09-302009-06-30
Value0.00.00.00.00.00.00.00.00.00.00.00.00.0-0.010.00.00.0-0.010.00.010000000000000002-0.02-0.03-0.0100000000000000020.040.040.010.00.00.01-0.01-0.010000000000000002-0.02-0.01-0.01-0.0199999999999999970.02-0.03-0.010000000000000009-0.020.01
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare0.00.00.00.00.00.00.00.00.00.00.00.00.0100.00.00.00.0100.00.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-09-302014-06-302013-12-312013-09-302013-09-302013-06-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312009-09-302009-06-30
Value0.00.00.00.00.00.00.00.00.00.00.00.00.0-0.010.00.00.0-0.010.00.010000000000000002-0.02-0.03-0.0100000000000000020.040.040.010.00.00.01-0.01-0.010000000000000002-0.02-0.01-0.01-0.0199999999999999970.02-0.03-0.010000000000000009-0.020.01
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare0.00.00.00.00.00.00.00.00.00.00.00.00.0100.00.00.00.0100.00.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInDeferredIncomeTaxes



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value1828-1331-995-865-22-16978-75-137-749023-5064377-50-343831-40-3340-4-32-72-10-2849418-61-96-64-82175-109-1653362589-176
Percentage of IncreaseDecreaseInDeferredIncomeTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInDeposits



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value34342211703177186615291232-203-4841789625-1161-105-100-13219432336-27404-953-3763542657533-19967285672377-13391805-27673-462924622-400200-808-957-2774-422-1688-5211903750
Percentage of IncreaseDecreaseInDeposits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInTradingSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
Value-24577-4125130-10912564-6753-29816054-59-39200-23-23137-11539-2157550102-68214-10996-58-1766-9-106-40-27256-170141-20-175-197635
Percentage of IncreaseDecreaseInTradingSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value801089013131501516171126707680667064
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestAndDividendIncomeOperating



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value12511285131713291304129712391205113711141109111710501062890684683673661652636646639639630649647647657667688671662684698705726760811844861892933940945977
Percentage of InterestAndDividendIncomeOperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestAndDividendIncomeSecuritiesHeldToMaturity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value6263646768717272696155555144302424242424242325232222222220181921171292101010101
Percentage of InterestAndDividendIncomeSecuritiesHeldToMaturity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.00.0100.00.0100.0

us-gaap:InterestAndFeeIncomeLoansAndLeasesHeldForSale



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value19171815132612161213179131110588101278454655545555433444546788
Percentage of InterestAndFeeIncomeLoansAndLeasesHeldForSale100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value10261046107310821066105810251000940924928948877898746567562552542532523534531526519532532532539548563538518536542543551570617649677710749786819840
Percentage of InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:IncomeStatementLocation, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:InterestRateContract, us-gaap:InterestIncome, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedGainLossNetCashFlowHedgeParent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value3466-8-19-24-26-15-25-2-215
Percentage of InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio3.36.3-0.7-1.8-2.3-2.5-1.5-2.5-0.2-0.20.10.5

us-gaap:InterestExpenseDeposits



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value16920122722320217414011291827266585749343126272626262831323437374245496071778595100110124147188212246277296300
Percentage of InterestExpenseDeposits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value610011154000110000101011011111112121211211
Percentage of InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase100.0100.00.00.0100.0100.0100.0100.0100.00.00.00.0100.0100.00.00.00.00.0100.00.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestExpenseShortTermBorrowingsExcludingFederalFundsAndSecuritiesSoldUnderAgreementsToRepurchase



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value5445444763345323232223222322212122233334433346
Percentage of InterestExpenseShortTermBorrowingsExcludingFederalFundsAndSecuritiesSoldUnderAgreementsToRepurchase100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeDebtSecuritiesAvailableForSaleOperating



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value1291371361351291151029795939190
Percentage of InterestIncomeDebtSecuritiesAvailableForSaleOperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeDebtSecuritiesTradingOperating



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value887988777677
Percentage of InterestIncomeDebtSecuritiesTradingOperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value622870772907915941924915883889897907855872721545515557546543536560554563557564550550553528544463517511579539572637726546389212-126-141-254-258
Percentage of InterestIncomeExpenseAfterProvisionForLoanLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeExpenseNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value9819799729819771000986979944938948973918938780597604602591584571582575573563583578578581583601572538553557549564597629640617625630592569589
Percentage of InterestIncomeExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeOperating



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value61216171615158812653576431222212111212210211
Percentage of InterestIncomeOperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:InterestIncomeOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value1234446565534652344556466666891191089912
Percentage of InterestIncomeOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPaidNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value267301331314305260243190199156161130151121118821081089339893111730103221124911016253148101160128183134199152242286301389-173972
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value1161811761631101861661551432001411351271571569871127109141681268899848486
Percentage of InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidatedEntities

us-gaap:InvestmentTaxCredit

key:VariableInterestSponsors



Period End2020-03-31
Value45
Percentage of InvestmentTaxCredit100.0

us-gaap:ConsolidatedEntities, us-gaap:FairValueByAssetClass

key:VariableInterestSponsors, us-gaap:Investments



Period End2020-03-31
Value46
Percentage of InvestmentTaxCredit102.2

us-gaap:FairValueByAssetClass, us-gaap:VariableInterestEntitiesByClassificationOfEntity

us-gaap:Investments, key:VariableInterestSponsors



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value4943474544414140
Percentage of InvestmentTaxCredit0.00.00.00.00.00.00.00.0

us-gaap:LaborAndRelatedExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value515551547589563576553586594608558551556648594427404429426408389409405389388398414414406391433411389385387382380371365359385362400380375359
Percentage of LaborAndRelatedExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

key:Amortization, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-30
Value-4-2-4-3-429-4-4-427-4-4-4-5-444545434445
Percentage of LaborAndRelatedExpense-0.8-0.4-0.7-0.5-0.75.0-0.7-0.7-0.74.4-0.7-0.7-0.7-0.8-0.70.91.01.20.91.21.00.71.01.01.01.2

key:AmortizationOfPriorServiceCredit, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2019-12-312019-09-302018-12-312018-09-302017-03-312016-12-312016-09-302015-12-312015-09-302015-06-30
Value-1000000.01000000.0-1000000.00.00.00.01000000.00.00.01000000.0
Percentage of LaborAndRelatedExpense-0.20.2-0.20.00.00.00.20.00.00.2

key:SettlementLoss, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-03-312016-09-302015-12-312015-09-30
Value-401-4-19
Percentage of LaborAndRelatedExpense-0.80.00.2-0.9-4.5

us-gaap:LeaseAndRentalExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312011-09-302011-06-30
Value363233322632313027282421191715141313111211111110101014141112761315442325
Percentage of LeaseAndRentalExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseIncome



Period End2020-03-312019-09-302019-06-302019-03-31
Value61767870
Percentage of LeaseIncome100.0100.0100.0100.0

us-gaap:LifeInsuranceCorporateOrBankOwnedChangeInValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value2935292928332828283429282835272425332525253325242432242525
Percentage of LifeInsuranceCorporateOrBankOwnedChangeInValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MarketingAndAdvertisingExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value21272624192526262535343021353222121717158161513518161611620181713241610102221161322191714
Percentage of MarketingAndAdvertisingExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoninterestExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value9319809391019963101296499310061098992995101312201082751703736724711669704704689662712716716711681756734714703717692680701744736769785871901855927
Percentage of NoninterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoninterestIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value477651650622536645609660601656592653577618549473431485470488437490417455435453459459429425466544485472414483454457526486492450469382706478
Percentage of NoninterestIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

key:CorporateAndReconcilingItems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2857323722604512147
Percentage of NoninterestIncome5.98.84.95.94.19.37.418.37.8

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, key:CommercialBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value219355380354300354338303325
Percentage of NoninterestIncome45.954.558.556.956.054.955.545.954.1

us-gaap:OperatingSegments, key:ConsumerBank



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value230239238231214231226236229
Percentage of NoninterestIncome48.236.736.637.139.935.837.135.838.1

us-gaap:ProductOrService

key:OtherNoninterestIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value140258277253215238235204252
Percentage of NoninterestIncome29.439.642.640.740.136.938.630.941.9

us-gaap:NoninterestIncomeOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value-8814271710332399211218853133822311911519714914-142482632361044818435641
Percentage of NoninterestIncomeOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss



Period End2020-03-312019-09-302019-03-312018-09-30
Value41500
Percentage of NoninterestIncomeOther-4.555.60.00.0

us-gaap:OccupancyNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value767672737275767978927478871127359616460666563666864736666726469656264666562657070646667636366
Percentage of OccupancyNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OffBalanceSheetCreditLossLiabilityChangeInMethodCreditLossExpenseReversal



Period End2020-01-01
Value66
Percentage of OffBalanceSheetCreditLossLiabilityChangeInMethodCreditLossExpenseReversal100.0

us-gaap:FairValueByAssetClass

key:OtherFinancialAssets



Period End2020-01-01
Value4
Percentage of OffBalanceSheetCreditLossLiabilityChangeInMethodCreditLossExpenseReversal6.1

us-gaap:OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal



Period End2020-03-312019-03-31
Value20-2
Percentage of OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal100.0100.0

us-gaap:OperatingLeaseLeaseIncome



Period End2020-03-312019-09-302019-06-302019-03-31
Value30424437
Percentage of OperatingLeaseLeaseIncome100.0100.0100.0100.0

us-gaap:OperatingLeaseLeaseIncomeLeasePayments



Period End2020-03-312019-09-302019-06-302019-03-31
Value34343333
Percentage of OperatingLeaseLeaseIncomeLeasePayments100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value810-81164511266344-97-110-217-134-348-7110203-12376-5687-24-39433622-59
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value07-215-1-1500090-11610-214-38
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax0.0-8.6-1.22.9-0.4-4.4-0.0-0.0-0.0-6.7-0.0-2.1-14.30.00.00.0-1.0-11.4-50.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value402-116220480133-26-35-65-32-109
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax49.613.637.839.930.138.726.831.830.023.9333.318.8

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value408-76104291184226-72-66-150-1090346-286-2859128-11154-525535-332829
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax50.493.863.456.969.265.774.260.069.181.3-0.070.8-85.70.00.053.663.190.271.192.963.2-145.884.665.180.6

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value0-101301-9-2-2761-6-225-6-5-1-13-8-9
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax0.01.20.00.21.10.0-1.08.20.91.5-233.312.5-14.30.00.01.82.54.9-6.61.8-14.933.323.1

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value527-1381266106174-34-45-86-52-1515
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation

us-gaap:ForeignExchangeContract, us-gaap:NetInvestmentHedging, us-gaap:OtherIncome



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-11-1-311-21005-12-7
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax7.71.2-0.4-2.86.35.9-22.2-0.0-9.680.0-46.7

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, key:UnderwritingDiscountsFeesAndCommissions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-30
Value-3013-4-1-5-1110-10
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax-5.7-100.0-4.9-0.4-4.7-0.6-2.9-2.2-0.06.70.0

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, us-gaap:InterestExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-54-2-2-1-1-1221-10
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax-0.9-30.8-2.5-0.8-0.9-0.62.9-4.4-2.3-1.96.70.0

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, us-gaap:InterestIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value562-2986270115165-32-58-88-58-122
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax106.6223.1106.2101.5108.594.894.1128.9102.3111.56.7146.7

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value3399-9-19-257-17-24-3-304
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation

us-gaap:ForeignExchangeContract, us-gaap:NetInvestmentHedging, us-gaap:OtherIncome



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value3200031000000
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax32.3-0.0-0.0-0.0442.9-0.0-0.0-0.0-0.00.00.0

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, key:UnderwritingDiscountsFeesAndCommissions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-30
Value00000200000
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax0.00.0-0.0-0.0-0.028.6-0.0-0.0-0.00.00.0

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, us-gaap:InterestExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-11-10-1021-1-1-1-1
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax-3.01.011.1-0.04.00.0-11.8-4.233.333.30.0-25.0

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, us-gaap:InterestIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value3466-8-19-24-26-15-25-2-215
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax103.066.788.9100.096.0-371.488.2104.266.766.70.0125.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, key:InterestExpenseLongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-11-10-10-21-1-1-1-1
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, us-gaap:InterestIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value3466-8-19-24-26-15-25-2-215
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax-3400.06600.0800.00.02400.00.0750.0-2500.0200.0200.0-100.0-500.0

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, us-gaap:OtherIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0000031000000
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax-0.00.0-0.00.0-0.00.0-0.00.0-0.0-0.0-0.0-0.0

us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-11727-21683140-5-4-20-3-64
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAfterAdjustmentsAndTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value377-866821999128-12-17-63
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAfterAdjustmentsAndTax100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value0-301080301431-4-113-3-30-8-5-34-401-2-2
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax0.0100.00.0100.00.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value788-133161528288348-81-94-212-273048-13-359-6899192-13373-6677-31-36352817-51-51-156-38-7172241889-903252387
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value62301722233-603142032120-2423-651432
Percentage of OtherComprehensiveIncomeLossNetOfTax0.8-17.30.03.20.70.6-2.5-3.2-1.422.00.02.1-30.8-5.6-4.42.00.5-15.0-32.9-3.03.9209.7-38.98.67.1

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value377-866821999128-12-17-63-45-107
Percentage of OtherComprehensiveIncomeLossNetOfTax47.864.742.241.534.436.814.818.129.716.50.014.6

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value405-8093291184226-72-66-150-1660346-286-2859128-11254-515535-332829
Percentage of OtherComprehensiveIncomeLossNetOfTax51.460.257.855.163.964.988.970.270.860.80.070.8-46.279.741.259.666.784.274.077.371.4-112.991.780.0103.6

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value788-133161528288348-81-94-212-273048-13-359-6899192-13373
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value010013-81-14-2-2761-6-225-6-50-13-8-9-1-2
Percentage of OtherComprehensiveIncomeLossNetOfTax0.0-7.50.00.21.0-2.3-1.214.90.90.70.012.5-7.71.72.92.02.64.5-6.8-0.0-16.925.825.0-2.9-7.1

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value-6-230-17-2-2-2-3-360-3-1-4-20-3-2-1-2024-2-365-14-3-2-82-18-18-3-335-23-278-12
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-270-5-16-1-1-184-1-121311410-1521-401012471222
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value405-8093291184226-72-66-150-1660346-286-2859128-11254-515535-332829-64-81-81-125-22-17-28-42-11-8054123-20
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-12625-29915670-22-20-47-110204-169-183576-6733-313321-201717-38-48-48-74-13-10-17-25-6-473273-12
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoninterestExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value13113410214112914210998111149119142153150159106908688868483898577898383848294998910597869786121114110129106115136103
Percentage of OtherNoninterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherRealEstateValuationAdjustments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-09-302013-12-31
Value-1-2-3-1-24-20-2-1-1-1-1-1-1-1-200-1-1
Percentage of OtherRealEstateValuationAdjustments100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0

us-gaap:PaymentsForRepurchaseOfOtherEquity



Period End2020-03-312019-03-31
Value3532
Percentage of PaymentsForRepurchaseOfOtherEquity100.0100.0

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value1901096167810981842153618913807872772002
Percentage of PaymentsToAcquireAvailableForSaleSecuritiesDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired



Period End2019-12-312019-09-302018-12-312018-09-302017-12-312017-09-302016-12-312016-09-302015-12-312014-12-312014-09-302013-12-312013-09-302012-12-31
Value0000700048101113216-24490
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired0.00.00.00.0100.00.00.0100.00.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireHeldToMaturitySecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302009-12-312009-09-30
Value40130900486756200398886411181846271653582181953182572400619250100319001476100510051168020000
Percentage of PaymentsToAcquireHeldToMaturitySecurities100.00.0100.00.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.00.0100.0100.0100.0100.00.0100.00.00.00.00.0

us-gaap:PaymentsToAcquireOtherInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value91193141671524996721846188471371691716109111892316132159458446253560353448
Percentage of PaymentsToAcquireOtherInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireProductiveAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value122720299263717195632222664922835231434423191140262212
Percentage of PaymentsToAcquireProductiveAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementClassOfStock

us-gaap:PreferredStockDividendsPerShareDeclared

us-gaap:SeriesEPreferredStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.3828130.382813000000000070.3828130.3828130.3828130.382813000000000070.3828130.3828130.3828130.382812999999999850.3828130.3828130.395573
Percentage of PreferredStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SeriesFPreferredStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.3531250.353125000000000130.3531250.3531250.353125
Percentage of PreferredStockDividendsPerShareDeclared92.292.292.292.292.2

us-gaap:SeriesGPreferredStock



Period End2020-03-312019-12-312019-09-30
Value0.3515630.351562999999999960.53125
Percentage of PreferredStockDividendsPerShareDeclared91.891.8138.8

us-gaap:ProceedsFromDivestitureOfBusinesses



Period End2019-12-312019-09-302018-12-312018-09-302017-12-312017-09-30
Value000500
Percentage of ProceedsFromDivestitureOfBusinesses0.00.00.0100.00.00.0

us-gaap:ProceedsFromIssuanceOfCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312011-03-31
Value51122315410-44322272213289444154868625
Percentage of ProceedsFromIssuanceOfCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfPreferredStockAndPreferenceStock



Period End2019-12-312019-09-302018-12-312018-09-302017-12-312016-12-312015-12-31
Value00041204900
Percentage of ProceedsFromIssuanceOfPreferredStockAndPreferenceStock0.00.00.0100.00.0100.00.0

us-gaap:ProceedsFromLifeInsurancePolicies



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value191814111618192318151516952139812111511612682156
Percentage of ProceedsFromLifeInsurancePolicies100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value11761191938802655741816807833961100297510611374130284372274181082372473774173265074511131297131513921426136913641468108496214861767124289078613121559946458
Percentage of ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value434423402357295352409399398447460434456579462335251256280300266222237211180180233224210223199142967211220106
Percentage of ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value1017343233520201112106-31412-12-763329206362482448222021463438152091328
Percentage of ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt



Period End2020-03-312019-12-312019-03-312018-12-312018-09-302017-12-312017-09-30
Value5833380001-1
Percentage of ProceedsFromSaleOfAvailableForSaleSecuritiesDebt100.0100.00.00.00.0100.0100.0

us-gaap:ProceedsFromSaleOfLoansHeldForInvestment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-202013-12-202013-12-202013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value541549985616144613854524037402832402122204729244621147147147357320577072
Percentage of ProceedsFromSaleOfLoansHeldForInvestment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfLoansHeldForSale



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value26873877365824002045578525312955274838543228254723343391224118301110197116362501122525541262959611178412081326128718041350
Percentage of ProceedsFromSaleOfLoansHeldForSale100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfOtherInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value22012217261412101829195139127532438304532689945122148288311141233142914854366221314113
Percentage of ProceedsFromSaleOfOtherInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value011601100100000000000010008000200131111
Percentage of ProceedsFromSaleOfPropertyPlantAndEquipment0.0100.0100.00.0100.0100.00.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfWhollyOwnedRealEstateAndRealEstateAcquiredInSettlementOfLoans



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value946498771418811364366464355459512103312818593539644435554775
Percentage of ProceedsFromSaleOfWhollyOwnedRealEstateAndRealEstateAcquiredInSettlementOfLoans100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromShortTermDebt



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value59581-6482-384557738-1716
Percentage of ProceedsFromShortTermDebt100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProfessionalFees



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value445443454449435141524945467876404144404233383641414237373735554951375747445641413863414634
Percentage of ProfessionalFees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForLoanLeaseAndOtherLosses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value35910920074625962646149516663665952894545413522191261729136-54-400109103-412284
Percentage of ProvisionForLoanLeaseAndOtherLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForLoanLossesExpensed



Period End2020-03-312019-03-31
Value33964
Percentage of ProvisionForLoanLossesExpensed100.0100.0

us-gaap:FinancingReceivablePortfolioSegment

us-gaap:CommercialPortfolioSegment



Period End2020-03-312019-03-31
Value25035
Percentage of ProvisionForLoanLossesExpensed73.754.7

us-gaap:ConsumerPortfolioSegment



Period End2020-03-312019-03-31
Value8929
Percentage of ProvisionForLoanLossesExpensed26.345.3

us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:CommercialPortfolioSegment, key:CommercialLeaseFinancing



Period End2020-03-312019-03-31
Value36
Percentage of ProvisionForLoanLossesExpensed0.99.4

us-gaap:CommercialPortfolioSegment, key:CommercialRealEstateCommercialMortgage



Period End2020-03-312019-03-31
Value506
Percentage of ProvisionForLoanLossesExpensed14.79.4

us-gaap:CommercialPortfolioSegment, us-gaap:CommercialAndIndustrialSector



Period End2020-03-312019-03-31
Value18724
Percentage of ProvisionForLoanLossesExpensed55.237.5

us-gaap:CommercialPortfolioSegment, us-gaap:CommercialRealEstate



Period End2020-03-312019-03-31
Value605
Percentage of ProvisionForLoanLossesExpensed17.77.8

us-gaap:CommercialPortfolioSegment, us-gaap:ConstructionLoans



Period End2020-03-312019-03-31
Value10-1
Percentage of ProvisionForLoanLossesExpensed2.9-1.6

us-gaap:ConsumerPortfolioSegment, key:ConsumerCreditCard



Period End2020-03-312019-03-31
Value318
Percentage of ProvisionForLoanLossesExpensed9.112.5

us-gaap:ConsumerPortfolioSegment, key:ConsumerDirectLoans



Period End2020-03-312019-03-31
Value2912
Percentage of ProvisionForLoanLossesExpensed8.618.8

us-gaap:ConsumerPortfolioSegment, key:ConsumerIndirectLoans



Period End2020-03-312019-03-31
Value165
Percentage of ProvisionForLoanLossesExpensed4.77.8

us-gaap:ConsumerPortfolioSegment, key:RealEstateResidentialMortgage



Period End2020-03-312019-03-31
Value51
Percentage of ProvisionForLoanLossesExpensed1.51.6

us-gaap:ConsumerPortfolioSegment, us-gaap:HomeEquityLoan



Period End2020-03-312019-03-31
Value83
Percentage of ProvisionForLoanLossesExpensed2.44.7

us-gaap:StatementOperatingActivitiesSegment

us-gaap:SegmentDiscontinuedOperations



Period End2020-03-312019-03-31
Value32
Percentage of ProvisionForLoanLossesExpensed0.93.1

us-gaap:RealEstateOwnedValuationAllowanceProvision1



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value333431302333233211212211121
Percentage of RealEstateOwnedValuationAllowanceProvision1100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value22523-17-22-12-16-21-5-2-306111110310107-3885-84
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-6-16-2-2-3-17-2-3-3-1-3-2-3-14-2-2-3-6-14-2-3-4-14-3-2
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax-27.3-30.8-66.711.813.6141.712.514.360.050.0100.00.0-50.00.00.0-18.2-27.3-60.0-466.7-20.0-30.0-57.1466.7-37.5-25.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value2575-6-15-195-14-18-2-102
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax113.6144.2-200.088.286.4-41.787.585.740.050.0-0.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value34110000001000000010-1
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax13.67.7366.7-0.0-0.0-0.0-0.0-0.0-0.0-50.0-0.00.00.00.00.00.00.010.00.0-10.0

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-31
Value0-110000000-1000000000-10012
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax0.0-21.20.0-0.0-0.0-0.0-0.0-0.0-0.050.0-0.00.00.00.00.00.00.00.00.0-10.00.0-0.012.525.0

us-gaap:ReinsuranceRetentionPolicyAmountRetained



Period End2020-03-312019-12-312019-03-312018-12-31
Value11000
Percentage of ReinsuranceRetentionPolicyAmountRetained100.00.00.00.0

us-gaap:ReinsuranceRetentionPolicyExcessRetentionAmountReinsured



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value124280916000
Percentage of ReinsuranceRetentionPolicyExcessRetentionAmountReinsured100.0100.0100.00.0100.0100.00.00.00.0

us-gaap:SalesTypeLeaseInterestIncomeLeaseReceivable



Period End2020-03-312019-09-302019-06-302019-03-31
Value28313130
Percentage of SalesTypeLeaseInterestIncomeLeaseReceivable100.0100.0100.0100.0

us-gaap:FinancialInstrument

us-gaap:ServicingAssetAtAmortizedValueAdditions

us-gaap:CommercialMortgageBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value1114101762517122112107726301294
Percentage of ServicingAssetAtAmortizedValueAdditions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:ResidentialMortgageBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value0000000000000028
Percentage of ServicingAssetAtAmortizedValueAdditions0.00.00.00.00.00.00.00.00.00.00.00.00.00.0933.3

us-gaap:FinancialInstrument

us-gaap:ServicingAssetAtAmortizedValueAmortization1

us-gaap:CommercialMortgageBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value29292928292725252524222222342110222324
Percentage of ServicingAssetAtAmortizedValueAmortization1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ResidentialMortgageBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value213111111111111
Percentage of ServicingAssetAtAmortizedValueAmortization16.93.410.33.63.43.74.04.04.04.24.54.54.52.94.8

us-gaap:FinancialInstrument

us-gaap:ServicingAssetAtAmortizedValueOtherChangesThatAffectBalanceAmount

us-gaap:CommercialMortgageBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value2437302318362529273924192827311571611
Percentage of ServicingAssetAtAmortizedValueOtherChangesThatAffectBalanceAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ResidentialMortgageBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value565223232221211
Percentage of ServicingAssetAtAmortizedValueOtherChangesThatAffectBalanceAmount20.816.216.78.711.18.38.010.37.45.18.35.37.13.73.2

us-gaap:Range, us-gaap:FinancialInstrument, us-gaap:StatementEquityComponents

us-gaap:ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueDiscountRate

srt:Maximum, us-gaap:CommercialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.1142-0.0006000000000000033-0.0003999999999999976-0.034599999999999990.150.00.00.00.150.00.0
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueDiscountRate100.0100.0100.0100.0100.00.00.00.0100.00.00.0

srt:Minimum, us-gaap:CommercialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.070.00.00.00.070.00.00.00.070.00.0
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueDiscountRate61.3-0.0-0.0-0.046.70.00.00.046.70.00.0

srt:WeightedAverage, us-gaap:CommercialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.09240.000200000000000005730.00039999999999999760.00070000000000000620.09190.0008000000000000090.00039999999999999760.00070000000000000620.08990.00200000000000000180.0010000000000000009
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueDiscountRate80.9-33.3-100.0-2.061.30.00.00.059.90.00.0

us-gaap:Range, us-gaap:FinancialInstrument, us-gaap:StatementEquityComponents

us-gaap:ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueExpectedCreditLosses

srt:Maximum, us-gaap:CommercialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.020.00.00.00.02-0.0099999999999999980.00.00.030.00.0
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueExpectedCreditLosses100.00.00.00.0100.0100.00.00.0100.00.00.0

srt:Maximum, us-gaap:ResidentialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.0850.00.00.10.0-0.0099999999999999950.00.110.00.0
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueExpectedCreditLosses425.00.00.0500.0-0.00.00.0366.70.00.0

srt:Minimum, us-gaap:CommercialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.00970.00.00.00.010.00.00.00.010.00.0
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueExpectedCreditLosses48.50.00.00.050.0-0.00.00.033.30.00.0

srt:Minimum, us-gaap:ResidentialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.0750.00.00.0750.0-0.0100000000000000090.00.0850.00.0
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueExpectedCreditLosses375.00.00.0375.0-0.00.00.0283.30.00.0

srt:WeightedAverage, us-gaap:CommercialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.01140.00.0-0.000100000000000001130.0114-0.0001999999999999988-0.00010000000000000113-9.99999999999994e-050.01180.0-0.0009999999999999992
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueExpectedCreditLosses57.00.00.00.057.02.00.00.039.30.00.0

srt:WeightedAverage, us-gaap:ResidentialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.07520.0-9.999999999998899e-050.07540.0-0.0100000000000000090.00.0854-0.000100000000000002860.0
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueExpectedCreditLosses376.00.00.0377.0-0.00.00.0284.70.00.0

us-gaap:Range, us-gaap:FinancialInstrument, us-gaap:StatementEquityComponents

us-gaap:ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValuePrepaymentSpeed

srt:Maximum, us-gaap:ResidentialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.556-0.0145000000000000680.0090000000000000080.033000000000000030.58760.0096000000000000530.0575999999999999850.0075999999999999960.48630.190299999999999970.10770000000000002
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValuePrepaymentSpeed100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:Minimum, us-gaap:ResidentialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.105-0.0167999999999999950.0110999999999999990.0162999999999999950.09320.00180000000000001-0.00120000000000000660.000200000000000005730.08370.01210.0010000000000000009
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValuePrepaymentSpeed18.9115.9123.349.415.918.8-2.12.617.26.40.9

srt:WeightedAverage, us-gaap:ResidentialMortgageBackedSecurities, key:DiscountedCashFlow



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.1716-0.015800000000000010.0201000000000000070.0259000000000000060.0993-0.0026999999999999940.0017999999999999960.00050000000000000040.09120.00309999999999999170.007300000000000001
Percentage of ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValuePrepaymentSpeed30.9109.0223.378.516.9-28.13.16.618.81.66.8

us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesNewIssues

us-gaap:PreferredStock



Period End2019-12-312019-09-302019-06-302018-12-312018-09-302016-12-31
Value0.00.0450000.00.0425000.0500000.0
Percentage of StockIssuedDuringPeriodSharesNewIssues0.00.0100.00.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value5100500050106150600150003011300030-10200100003
Percentage of StockIssuedDuringPeriodSharesShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueNewIssues

us-gaap:AdditionalPaidInCapital



Period End2019-12-312019-09-302019-06-302018-12-312018-09-302016-12-312011-12-312011-09-302011-06-302011-03-312009-12-312009-09-30
Value00-150-13000452900
Percentage of StockIssuedDuringPeriodValueNewIssues0.00.0100.00.0100.00.00.00.0100.0100.00.00.0

us-gaap:PreferredStock



Period End2019-12-312019-09-302019-06-302018-12-312018-09-302016-12-31
Value004500425500
Percentage of StockIssuedDuringPeriodValueNewIssues0.00.0-3000.00.0-3269.20.0

us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value041619-6711920-5220-419-5232-5715-981015-19-810-120-57-4-11-18-711-40-82300-68-77-35-75-16-92
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value10528969771448911257103269171128-12497118-117611252287493985-58811004422318108
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation0.0700.056.231.6-144.863.6155.620.0-171.255.0-625.036.8-198.181.2-159.646.7-114.380.0-6.7-126.3-119.80.0-800.0-55.0-133.3-275.0-227.3-122.2-122.5400.0-225.00.0-119.5166.70.00.0-119.1-142.90.0-125.7-314.360.0-100.0133.3-117.4

us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedDuringPeriodShares

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value10001000214987971610650-10488
Percentage of StockRepurchasedDuringPeriodShares100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedDuringPeriodValue

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value72-1012
Percentage of StockRepurchasedDuringPeriodValue100.0100.00.0100.0100.0

us-gaap:TreasuryStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value35001320134319712911910613099198112658881
Percentage of StockRepurchasedDuringPeriodValue48.6-0.00.0100.01600.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StatementEquityComponents

us-gaap:StockholdersEquityPeriodIncreaseDecrease

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value0000100-101-1-41-8-230-4-60-5-1-13
Percentage of StockholdersEquityPeriodIncreaseDecrease0.00.00.00.0100.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0

us-gaap:TransferOfLoansHeldForSaleToPortfolioLoans1



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value10152005307141274118226009082701102
Percentage of TransferOfLoansHeldForSaleToPortfolioLoans1100.0100.00.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.0100.0100.0100.00.0100.0100.00.0100.0

us-gaap:TransferOfOtherRealEstate



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value92767961054810811215644457776352776111651511
Percentage of TransferOfOtherRealEstate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TransferOfPortfolioLoansAndLeasesToHeldForSale1



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-30
Value21017823862-10-404301124251342802225610110058151820002024
Percentage of TransferOfPortfolioLoansAndLeasesToHeldForSale1100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.00.00.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:TreasuryStockSharesAcquired

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312015-09-302014-12-312014-09-30
Value6121510915256710144540898
Percentage of TreasuryStockSharesAcquired100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:ShareRepurchaseProgram

us-gaap:TreasuryStockValueAcquiredCostMethod

key:A2019CapitalPlan



Period End2020-03-312019-09-30
Value152248
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0

us-gaap:StatementEquityComponents

us-gaap:TreasuryStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312015-09-302014-12-312014-09-30
Value11724124817916727854112315619927089107670123129119
Percentage of TreasuryStockValueAcquiredCostMethod77.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StatementClassOfStock

dei:EntityListingDepositoryReceiptRatio

key:DepositorySharesSeriesE



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value0.02525000.00.0250.0250.02525000.025000.0
Percentage of EntityListingDepositoryReceiptRatio100.0100.0100.0100.0100.0100.0100.0

key:DepositorySharesSeriesF



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-07-30
Value0.02525000.00.0250.0250.02525000.025000.00.025
Percentage of EntityListingDepositoryReceiptRatio100.0100.0100.0100.0100.0100.0100.00.0

key:DepositorySharesSeriesG



Period End2020-03-312019-12-312019-09-302019-06-302019-04-29
Value0.02525000.00.0250.0250.025
Percentage of EntityListingDepositoryReceiptRatio100.0100.0100.0100.00.0

key:AggregateAmountOfCertificatesOfDeposit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value1000000100000100000100000010000010000010000001000001000001000000100000100000100000100000100000100000100000100000100000100000100000100000100000100000
Percentage of AggregateAmountOfCertificatesOfDeposit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:StatementOperatingActivitiesSegment

key:AllowanceForCreditImpairment

us-gaap:CommercialPortfolioSegment, key:CommercialRealEstateCommercialMortgage, us-gaap:SegmentContinuingOperations



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-30
Value2212333423330000
Percentage of AllowanceForCreditImpairment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:CommercialPortfolioSegment, key:CommercialRealEstateLoans, us-gaap:SegmentContinuingOperations



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-30
Value2212333423330000
Percentage of AllowanceForCreditImpairment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:ConsumerPortfolioSegment, key:RealEstateResidentialMortgage, us-gaap:SegmentContinuingOperations



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-30
Value2111001201010011
Percentage of AllowanceForCreditImpairment100.050.0100.050.00.00.033.350.00.033.30.033.30.00.00.00.0

us-gaap:ConsumerPortfolioSegment, us-gaap:HomeEquityLoan, us-gaap:SegmentContinuingOperations



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-30
Value1000000.00.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.00.00.00.00.0
Percentage of AllowanceForCreditImpairment50.00.0100.050.033.333.333.325.050.033.333.333.30.00.00.00.0

us-gaap:FinancingReceivablePortfolioSegment, us-gaap:StatementOperatingActivitiesSegment

us-gaap:CommercialPortfolioSegment, us-gaap:SegmentContinuingOperations



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-30
Value3323455756645000
Percentage of AllowanceForCreditImpairment150.0150.0200.0150.0133.3166.7166.7175.0250.0200.0200.0133.30.00.00.00.0

us-gaap:ConsumerPortfolioSegment, us-gaap:SegmentContinuingOperations



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-09-302016-06-302015-12-312015-09-302015-06-30
Value312211231001111
Percentage of AllowanceForCreditImpairment150.050.0200.0100.033.333.366.775.050.00.00.00.00.00.00.0

us-gaap:StatementOperatingActivitiesSegment

us-gaap:SegmentContinuingOperations



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value644556710687650111111111
Percentage of AllowanceForCreditImpairment300.0200.0400.0250.0166.7200.0233.3250.0300.0266.7233.3200.00.00.00.00.00.00.00.00.00.00.00.0

key:AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLosses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value7173128232624945140112431077695439450557559362054208861701071942952733204283421665
Percentage of AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value173014632137061455722529248052839427358277862703224112230812439025969779827534873137336226946464779034950981719573101089140856514673424
Percentage of AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value56018112207340283125133369486497182778570336321102754173421665
Percentage of AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value124772505048259726647814711738123811099112901204612235924038569353812529204152055592405402827051080869399519140856514643121
Percentage of AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerAggregateLosses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-06-30
Value21131102316239431194903794570306817162181847130811007413127426345110
Percentage of AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerAggregateLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

key:AvailableForSaleSecuritiesAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-06-302013-03-312012-12-312012-09-30
Value48373828658142982180324158202471562015405160411121126202031193121052215362145294706390540725006680470918801570333
Percentage of AvailableForSaleSecuritiesAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:Position

key:BankNotesAndOtherShorttermBorrowingsFairValue

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring, us-gaap:Short



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value1241931710143769272192
Percentage of BankNotesAndOtherShorttermBorrowingsFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:Short



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value482686669713669530600633541562616
Percentage of BankNotesAndOtherShorttermBorrowingsFairValue388.73610.52158.110185.76690.03785.71621.610550.0588.0780.6320.8

us-gaap:FairValueByMeasurementFrequency, us-gaap:Position

us-gaap:FairValueMeasurementsRecurring, us-gaap:Short



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value606705700720679544637639633634808
Percentage of BankNotesAndOtherShorttermBorrowingsFairValue488.73710.52258.110285.76790.03885.71721.610650.0688.0880.6420.8

key:CashCollateralNettedAgainstDerivativeAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value3702072121606833-116-127-105-23-73-37-25155222241310377394364514518230289270308327368440494503513450486511354264331538469406381
Percentage of CashCollateralNettedAgainstDerivativeAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:CashCollateralNettedAgainstDerivativeLiabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value156695166803730425117115094253510813964295141631261055541792127321121130191021231
Percentage of CashCollateralNettedAgainstDerivativeLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:CommercialAndConsumerTdrs



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-06-302016-03-312016-03-312015-12-312015-12-312015-09-302015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value18162048136260652113186343-10412772228319280228712300268270264266294338349311294320323274293276277252242297360
Percentage of CommercialAndConsumerTdrs100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

key:CommercialLettersOfCredit



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value918623114313912111910012496
Percentage of CommercialLettersOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

key:CommercialLoansFairValueDisclosure

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value64529223325171611157154186112698521323310795
Percentage of CommercialLoansFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31<