AUB


Line plots across dimensions of each concept
Tables

Table of contents



us-gaap:CommonStockValue

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesAuthorized

us-gaap:PreferredStockSharesAuthorized

us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare
us-gaap:ProductOrService, us-gaap:InitialApplicationPeriodCumulativeEffectTransition
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax

us-gaap:InterestAndFeeIncomeLoansAndLeases

us-gaap:MarketingAndAdvertisingExpense

us-gaap:InterestExpense

us-gaap:InterestExpenseLongTermDebt

us-gaap:InterestIncomeExpenseNet

us-gaap:InterestPaidNet

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:IncomeLossFromContinuingOperations

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:AmortizationOfIntangibleAssets
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:OperatingLeaseRightOfUseAsset
us-gaap:AdjustmentsForNewAccountingPronouncements

us-gaap:LongTermDebt

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapital

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
us-gaap:AdjustmentsForNewAccountingPronouncements
us-gaap:NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification
us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock
us-gaap:LongtermDebtType
us-gaap:DebtInstrumentInterestRateStatedPercentage

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:ProceedsFromRepaymentsOfShortTermDebt

aub:BankOwnedLifeInsuranceIncomeNetOfCashSettlements

aub:FederalHomeLoanBankRequiresBankToMaintainPercentageOfStockEqualToOutstandingBorrowings

aub:FinancingReceivableAllowanceForCreditLossesImpactOfAdoptingNewAccountingStandard
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

aub:FinancingReceivableNewModificationsRecordedInvestment
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:LoanRestructuringModification
us-gaap:LoanRestructuringModification

aub:GainsLossesOnSalesOfOtherRealEstateOwned

aub:InterestRateSwapFeesOnLoans

aub:LoanRelatedExpenses

aub:MinimumNumberOfMarketParticipants

aub:NetImpactOfAmortizationAndAccretionRelatedToAcquisition

aub:OreoAndRelatedCosts

aub:OtherComprehensiveIncomeAccretionOnUnrealizedGainLossForAvailableForSaleSecuritiesTransferredToHeldToMaturity

aub:OtherComprehensiveIncomeAccretionOnUnrealizedGainLossForAvailableForSaleSecuritiesTransferredToHeldToMaturityTax

aub:OtherComprehensiveIncomeLossReclassificationAdjustmentFromBankOwnedLifeInsuranceDuringPeriodBeforeTax

aub:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnBankOwnedLifeInsuranceArisingDuringPeriodNetOfTax

aub:PaymentsToAcquireAvailableForSaleAndRestrictedStockSecurities

aub:ProceedsFromSaleOfAvailableForSaleSecuritiesAndRestrictedStock

aub:ProvisionForLoanLeaseAndOtherLossesIncludingDiscontinuedOperations

aub:RebrandingExpense

aub:RequiredPercentageOfCommonStockInvestmentPercentageToOutstandingCapital

aub:SalesTypeAndDirectFinancingLeasesLeaseIncome

aub:TrainingAndOtherPersonnelCosts

aub:ValuationExpensesRelatedToForeclosedPropertiesAndFormerBankPremises

us-gaap:BankOwnedLifeInsuranceIncome

us-gaap:BusinessCombinationAcquisitionRelatedCosts
us-gaap:BusinessAcquisition

us-gaap:CashAcquiredFromAcquisition
us-gaap:DerivativeInstrumentRisk
us-gaap:ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:CommonStockDividendsPerShareDeclared
us-gaap:StatementClassOfStock, us-gaap:SubsequentEventType

us-gaap:DebtAndEquitySecuritiesRealizedGainLoss
us-gaap:FederalHomeLoanBankAdvancesBranchOfFHLBBank, us-gaap:VariableRate
us-gaap:DebtInstrumentBasisSpreadOnVariableRate1
us-gaap:LongtermDebtType, us-gaap:VariableRate

us-gaap:DebtInstrumentInterestRateDuringPeriod

us-gaap:DebtSecuritiesAvailableForSaleRealizedGain

us-gaap:DebtSecuritiesAvailableForSaleRealizedLoss

us-gaap:Depreciation
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeGainLossOnDerivativeNet

us-gaap:DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax

us-gaap:DiscontinuedOperationTaxEffectOfDiscontinuedOperation

us-gaap:DividendsCommonStockCash
us-gaap:StatementEquityComponents

us-gaap:EquipmentExpense

us-gaap:FederalDepositInsuranceCorporationPremiumExpense

us-gaap:FeesAndCommissionsMortgageBankingAndServicing

us-gaap:FinanceLeaseInterestExpense

us-gaap:FinanceLeaseRightOfUseAssetAmortization

us-gaap:FinancingReceivableAllowanceForCreditLossPurchasedWithCreditDeteriorationIncrease
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableModificationsNumberOfContracts2

us-gaap:GoodwillImpairmentLoss

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare

us-gaap:IncomeTaxesPaid

us-gaap:IncreaseDecreaseInMortgageLoansHeldForSale

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:InformationTechnologyAndDataProcessing

us-gaap:InterestAndDividendIncomeOperating

us-gaap:InterestExpenseDeposits

us-gaap:InterestExpenseShortTermBorrowings

us-gaap:InterestIncomeDepositsWithFinancialInstitutions

us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss

us-gaap:InterestIncomeSecuritiesTaxExempt

us-gaap:InterestIncomeSecuritiesTaxable

us-gaap:IssuanceOfStockAndWarrantsForServicesOrClaims

us-gaap:LaborAndRelatedExpense

us-gaap:LeaseCost

us-gaap:LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans

us-gaap:NetChangeInterestBearingDepositsDomestic

us-gaap:NetChangeNoninterestBearingDepositsDomestic

us-gaap:NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic

us-gaap:NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic

us-gaap:NoninterestExpense

us-gaap:NoninterestIncome

us-gaap:NoninterestIncomeOtherOperatingIncome
us-gaap:InitialApplicationPeriodCumulativeEffectTransition

us-gaap:OccupancyNet

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeaseExpense

us-gaap:OperatingLeasePayments
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax

us-gaap:OtherComprehensiveIncomeLossTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax

us-gaap:OtherDepreciationAndAmortization

us-gaap:OtherNoninterestExpense

us-gaap:PaymentsForProceedsFromProductiveAssets

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsToAcquireBusinessesGross

us-gaap:PaymentsToAcquireHeldToMaturitySecurities

us-gaap:PaymentsToAcquireLoansAndLeasesHeldForInvestment
us-gaap:StatementClassOfStock, us-gaap:SubsequentEventType
us-gaap:PreferredStockDividendsPerShareDeclared

us-gaap:ProceedsFromIssuanceOfCommonStock
us-gaap:StatementClassOfStock
us-gaap:ProceedsFromIssuanceOfPreferredStockAndPreferenceStock
us-gaap:BusinessAcquisition, us-gaap:LongtermDebtType
us-gaap:ProceedsFromIssuanceOfTrustPreferredSecurities
us-gaap:LongtermDebtType

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt

us-gaap:ProceedsFromSaleOfForeclosedAssets

us-gaap:ProfessionalFees

us-gaap:ProvisionForLoanAndLeaseLosses
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:ProvisionForLoanLeaseAndOtherLosses
us-gaap:StatementEquityComponents
us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:ShorttermDebtAverageOutstandingAmount

us-gaap:StockIssuedDuringPeriodSharesEmployeeStockOwnershipPlan

us-gaap:StockIssuedDuringPeriodSharesIssuedForServices

us-gaap:StockIssuedDuringPeriodSharesNewIssues
us-gaap:StatementClassOfStock

us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardGross

us-gaap:StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueIssuedForServices
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardGross
us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedAndRetiredDuringPeriodValue
us-gaap:StatementEquityComponents

us-gaap:SuppliesAndPostageExpense

us-gaap:TaxesOther

us-gaap:TransferToOtherRealEstate

us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment

aub:CashPledgedAsCollateral
us-gaap:FinancialInstrument
us-gaap:LongtermDebtType

aub:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
us-gaap:InformationByCategoryOfDebtSecurity
aub:DebtSecuritiesAvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions

aub:FederalFundsLinesAvailableBalance

aub:FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod
us-gaap:FinancialInstrumentPerformanceStatus
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

aub:FinancingReceivableModificationsOutstandingCommitment
us-gaap:FinancialInstrumentPerformanceStatus
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
aub:FinancingReceivableRevolvingConvertedToTermLoan
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:LongtermDebtType
aub:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFiveGross
us-gaap:LongtermDebtType
aub:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFiveGross
us-gaap:LongtermDebtType
aub:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFourGross
us-gaap:LongtermDebtType
aub:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThreeGross
us-gaap:LongtermDebtType
aub:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwoGross
us-gaap:LongtermDebtType
aub:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYearGross

aub:OtherShortTermBorrowingsIncludingFhlbAdvances

us-gaap:AccountsReceivableFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis
us-gaap:InformationByCategoryOfDebtSecurity
us-gaap:AccruedInvestmentIncomeReceivable

us-gaap:AccruedLiabilitiesFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis

us-gaap:AdvancesFromFederalHomeLoanBanks
us-gaap:FairValueByMeasurementFrequency
us-gaap:AssetsFairValueDisclosure

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:CreditRatingMoodys, us-gaap:CreditRatingStandardPoors
us-gaap:CreditRatingMoodys, us-gaap:CreditRatingStandardPoors, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue

us-gaap:AvailableForSaleSecuritiesDebtSecurities
us-gaap:CreditRatingStandardPoors, us-gaap:FinancialInstrument
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:BankOwnedLifeInsurance
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis

us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis

us-gaap:CashAndDueFromBanks

us-gaap:ClosedPortfolioAndBeneficialInterestLastOfLayerAmortizedCost
us-gaap:LongtermDebtType
us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentFairValue
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis

us-gaap:DebtInstrumentInterestRateEffectivePercentage
us-gaap:BusinessAcquisition, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentUnamortizedDiscount
us-gaap:LongtermDebtType

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:Deposits

us-gaap:DepositsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeAmountOfHedgedItem
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeAssets
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeLiabilities
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeNotionalAmount
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:FairValueDisclosureOffbalanceSheetRisksAmountLiability
us-gaap:FinancialInstrument

us-gaap:FairValueHedgeAssetsAtFairValue
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueHedgeLiabilitiesAtFairValue
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementFrequency

us-gaap:FederalFundsSold
us-gaap:FederalHomeLoanBankAdvancesBranchOfFHLBBank
us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresInterestRateAtPeriodEnd

us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable

us-gaap:FederalHomeLoanBankAdvancesLongTerm
us-gaap:FederalHomeLoanBankAdvancesBranchOfFHLBBank

us-gaap:FederalHomeLoanBankStock

us-gaap:FederalReserveBankStock

us-gaap:FinanceLeaseLiability

us-gaap:FinancingReceivableAllowanceForCreditLosses
us-gaap:CreditLossStatus
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableModificationsRecordedInvestment

us-gaap:FinancingReceivableNonaccrualNoAllowance
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableOriginatedInCurrentFiscalYear
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment

us-gaap:FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableRecordedInvestmentCurrent

us-gaap:FinancingReceivableRecordedInvestmentNonaccrualStatus
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableRevolving
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:DerivativeInstrumentRisk
us-gaap:HedgedAssetFairValueHedge
us-gaap:DerivativeInstrumentRisk
us-gaap:HedgedAssetFairValueHedgeCumulativeIncreaseDecrease

us-gaap:HeldToMaturitySecurities
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:HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment
us-gaap:CreditRatingMoodys, us-gaap:CreditRatingStandardPoors
us-gaap:CreditRatingMoodys, us-gaap:CreditRatingStandardPoors, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount

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

us-gaap:InterestBearingDepositLiabilities

us-gaap:InterestBearingDepositsInBanks
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:InterestRateDerivativeAssetsAtFairValue
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementBasis, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:InterestRateDerivativeLiabilitiesAtFairValue
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementBasis, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity
us-gaap:LongtermDebtType

us-gaap:LoansAndLeasesReceivableAllowance

us-gaap:LoansAndLeasesReceivableNetOfDeferredIncome

us-gaap:LoansAndLeasesReceivableNetReportedAmount
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:UnusualOrInfrequentItem
us-gaap:UnusualOrInfrequentItem
us-gaap:UnusualOrInfrequentItem
us-gaap:LoansAndLeasesReceivableNetReportedAmountCovered

us-gaap:LoansHeldForSaleFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementFrequency

us-gaap:LoansReceivableFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis

us-gaap:NoninterestBearingDepositLiabilities

us-gaap:OperatingLeaseLiability
us-gaap:AdjustmentsForNewAccountingPronouncements

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OtherAssets

us-gaap:OtherLiabilities

us-gaap:PledgedAssetsNotSeparatelyReportedOnStatementOfFinancialPosition
us-gaap:FinancialInstrument
us-gaap:LongtermDebtType

us-gaap:PledgedFinancialInstrumentsNotSeparatelyReportedLoansReceivablePledgedAsCollateral
us-gaap:FinancialInstrument
us-gaap:LongtermDebtType
us-gaap:FinancialInstrument, us-gaap:InformationByCategoryOfDebtSecurity
us-gaap:PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged
us-gaap:InformationByCategoryOfDebtSecurity
us-gaap:InformationByCategoryOfDebtSecurity, us-gaap:LongtermDebtType
us-gaap:StatementClassOfStock
us-gaap:PreferredStockLiquidationPreference

us-gaap:PreferredStockSharesOutstanding

us-gaap:PreferredStockValue

us-gaap:RestrictedInvestments

us-gaap:RestrictedInvestmentsAtFairValue
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivable

us-gaap:SecuritiesSoldUnderAgreementsToRepurchase

us-gaap:ShortTermBorrowings

us-gaap:SubordinatedLongTermDebt
us-gaap:ValuationAllowancesAndReservesType
us-gaap:ValuationAllowancesAndReservesBalance

Tables

  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:CommonStockValue ██████▆▆▆▆▃▃▃▃▃▃▃▃▃▃▃▃▃▄▄▄▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁104.126104.086105.827107.33108.56108.47587.2587.19287.12987.09157.74457.70857.64357.62957.50657.44457.53757.8559.15959.51459.67259.72159.79560.26760.73161.7833.0232.9332.90132.86933.5134.43334.41534.39634.67234.58134.56934.55934.53234.4634.451
us-gaap:CommonStockSharesIssued NA78.71044880.00118581.14789682.08673682.03735465.97714965.98266965.93937565.89542143.74331843.72922943.70643.67994743.60931743.55648643.61986743.85438144.78567444.99056945.11289345.15502445.16285345.51402845.87466246.67782124.97643424.91642524.88040324.85972925.2709725.96770525.95203525.9445326.1348326.05750126.04363326.03498926.00419725.95521325.933516
us-gaap:CommonStockSharesAuthorized █████▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁200.0200.0200.0200.0200.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.036.036.036.036.036.036.036.036.036.036.036.036.036.036.036.0
us-gaap:PreferredStockSharesAuthorized 0.5NA0.5NANANANANANANANANANANANANANANANANANANANANANANANANANANANA0.50.50.50.0590.50.50.50.50.50.5
us-gaap:CommonStockSharesOutstanding ██████▆▆▆▆▃▃▃▃▃▃▃▃▃▃▃▃▃▄▄▄▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁78.71305678.71044880.00118581.14789682.08673682.03735465.97714965.98266965.93937565.89542143.74331843.72922943.70643.67994743.60931743.55648643.61986743.85438144.78567444.99056945.11289345.15502445.16285345.51402845.87466246.67782124.97643424.91642524.88040324.85972925.2709725.96770525.95203525.9445326.1348326.05750126.04363326.03498926.00419725.95521325.933516
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁█78.7226979.317382NA81.83286882.12519476.533066NA66.01315265.96665.636262NA43.79243.78443.726NA43.75491543.82444.327229NA45.1716145.20981445.187516NA45.73846.29747.08NA24.96324.80225.138NA0.0259080.02588825.879NA0.0260020.025992NANANANA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic ▁█78.71176579.290352NA81.76919382.06258576.472189NA65.97565.91965.55463NA43.70663543.69343.654498NA43.56643.74658344.251276NA45.08740945.12869845.105969NA45.64930946.1948846.977416NANANANANANANANANANANANANANANA
us-gaap:EarningsPerShareBasic ▄▁█▇▇▅▇▆█▃▄▅▅▅▅▅▅▄▄▄▄▄▄▄▄▂▄▄▄▄▄▄▄▃▃▄▃▂▂▃▄3.9e-079e-086.900000000000002e-076.5e-075.9e-074.6999999999999995e-076.700000000000001e-075.8e-077.2e-072.5e-073.499999999999999e-074.6999999999999995e-074.1e-074.4e-074.8e-074.6999999999999995e-074.4e-073.8e-073.9999999999999993e-074.0000000000000003e-073.4000000000000003e-073.5e-073.2999999999999986e-073.3e-073.2e-071.7000000000000001e-073.1999999999999985e-073.2e-073.8e-073.6e-073.700000000000001e-073.7e-073.2e-073.1e-072.8e-073.3e-072.4e-072.2e-071.4999999999999991e-072.9e-073.2e-07
us-gaap:EarningsPerShareDiluted ▄▁█▇▇▅▇▆█▃▄▅▅▅▅▅▅▄▄▄▄▄▄▄▄▂▄▄▄▄▄▄▄▃▃▄▃▂▂▃▄3.9e-079e-086.900000000000002e-076.5e-075.9e-074.6999999999999995e-076.700000000000001e-075.8e-077.2e-072.5e-073.499999999999999e-074.6999999999999995e-074.1e-074.4e-074.8e-074.6999999999999995e-074.4e-073.8e-073.9999999999999993e-074.0000000000000003e-073.4000000000000003e-073.5e-073.2999999999999986e-073.3e-073.2e-071.7000000000000001e-073.1999999999999985e-073.2e-073.8e-073.6e-073.700000000000001e-073.7e-073.2e-073.1e-072.8e-073.3e-072.4e-072.2e-071.4999999999999991e-072.9e-073.2e-07
us-gaap:IncomeLossFromContinuingOperationsPerBasicShare ▄▁▇▇▆▅▇▆█▃▄▅▄3.9e-079e-086.900000000000002e-076.5e-075.9e-074.6999999999999995e-076.699999999999999e-075.9e-077.6e-072.5e-073.3999999999999987e-074.6000000000000004e-074.0000000000000003e-07NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare ▄▁▇▇▆▅▇▆█▃▄▅▄3.9e-079e-086.900000000000002e-076.5e-075.9e-074.6999999999999995e-076.699999999999999e-075.9e-077.5e-072.5e-073.3999999999999987e-074.6000000000000004e-074.0000000000000003e-07NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:InitialApplicationPeriodCumulativeEffectTransition aub:BrokerageManagementFeesNet,us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606▁█0.9541.069NANA0.8970.84NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:InitialApplicationPeriodCumulativeEffectTransition aub:InterchangeFeesNet,us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606█▁1.6971.625NANA5.6125.045NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:InitialApplicationPeriodCumulativeEffectTransition aub:MaintenanceFeesOther,us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606▁█1.6851.813NANA1.4541.376NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:InitialApplicationPeriodCumulativeEffectTransition aub:OverdraftFeesNet,us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606▁█3.2455.765NANA6.0455.782NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:InitialApplicationPeriodCumulativeEffectTransition aub:RegisteredAdvisorManagementFeesNet,us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606█▁2.0912.088NANA2.8252.875NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:InitialApplicationPeriodCumulativeEffectTransition aub:TrustAssetManagementFees,us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606▁█2.472.827NANA1.9761.339NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:InitialApplicationPeriodCumulativeEffectTransition us-gaap:FinancialServiceOther,us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606▁█1.3541.624NANA1.7021.664NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductOrService aub:InterchangeFeesNet▁▁▁▂█▇▆▇▇1.6971.6251.8542.1085.6125.0454.644.8824.792NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductOrService us-gaap:AssetManagement1▆▇█▇▆▅▅▄▃▂▁▁▁5.5155.9846.5316.0825.6985.0544.6434.4114.043.0562.9322.7942.725NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductOrService us-gaap:DepositAccount▂▇██▇▆▆▅▄▄▂▁▁4.937.5787.8717.6757.4997.1586.8736.4836.1895.8944.9264.7954.613NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductOrService us-gaap:FinancialServiceOther▄▇▆▆██▅▇▃▂▂▁▁1.3541.6241.5441.5131.7021.6641.4661.6251.2781.2331.2021.1311.12NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:InterestAndFeeIncomeLoansAndLeases ▇████▇▆▅▆▅▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁143.234151.127152.512156.651158.838144.115121.847115.817119.54112.92778.50275.94872.61268.08468.68366.1964.74762.94761.88162.65162.60460.45261.36962.3461.38661.26938.74138.89538.68739.22440.89440.83640.29940.60841.4842.66442.33242.00343.31543.57144.269
us-gaap:MarketingAndAdvertisingExpense ▄▆█▅▆▅▄▇▇▂▃▃▄▃▃▄▃▃▂▃▅▃▂▄▃▁▁▁▁▁▂▂▂▂▃▂▂2.0432.7393.6752.62.9082.3832.2093.1093.2881.4431.8751.9442.2791.741.9461.9751.9241.9381.3741.7812.3721.6871.5852.0641.6921.0651.1351.0171.1081.0521.3421.2411.4221.4681.961.4141.331NANANANA
us-gaap:InterestExpense ▅▇▇██▇▆▅▅▄▃▃▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▂25.56236.31739.08141.74442.53138.10531.54825.424.24120.90714.0913.65212.22210.0738.3417.4057.0057.0186.7126.5566.0385.6315.4465.1124.9194.454.7034.9835.2835.5326.0236.7417.2177.5277.8288.168.1338.5929.5419.7919.755
us-gaap:InterestExpenseLongTermDebt ▅▆▆█▇▇▆▆▅▅▄▄▄▄▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▂▂▂▂▁▁▁▁▁▁5.5156.4647.0318.6958.1597.1246.7356.0936.0285.4464.584.5474.7224.0462.7592.0882.0982.22.1532.1282.0992.062.1011.9742.22.0511.5171.5241.5071.5011.5661.9182.1471.7881.7871.771.7561.741.6791.4631.255
us-gaap:InterestIncomeExpenseNet █████▇▆▆▆▆▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁137.305135.008135.129136.601138.594127.547109.089105.963108.168103.74773.39271.19868.99966.56768.61567.02865.77663.73162.60563.44463.81661.96963.06564.47963.71563.75838.61237.85837.40337.75339.15938.76238.08738.34738.49139.44639.62338.839.238.64939.567
us-gaap:InterestPaidNet ▄▆█▇█▆▅▂▃▁28.44334.75541.86740.22942.96734.87132.01323.07726.12618.011NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:GainsLossesOnExtinguishmentOfDebt -10.306NA0.0-16.397NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperations ▄▁██▇▅▆▆▇▂▂▃▂30.7097.08955.87853.19648.90835.71644.27738.76249.816.57515.09220.4217.482NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▄▁██▇▅▆▆▇▂▃▃▃▃▃▃▃▃▃▃▃▃▃▂▂▁▁▁▂▁▂▂▁▁36.2238.07467.10563.9258.26441.96553.3246.16161.47818.54827.28128.18824.95225.88928.67426.59326.21822.76923.13524.78221.03821.43320.83219.519.44410.17710.41111.14213.41912.03713.35913.59611.73311.056NANANANANANANA
us-gaap:IncomeTaxExpenseBenefit ▄▁▇▇▆▄▆▅█▂█▅▅▅▅▄▅▄▄▅▄▄▄▃▃▂▂▂▃▂▃▃▂▂▂▃▂▂▁▂▃5.5140.98511.22710.7249.3566.2499.0437.39911.6781.90912.0957.536.9966.7657.8976.1926.8815.8085.326.5665.695.7325.764.5764.6642.3622.3073.1963.9563.0543.9173.973.3133.1333.1023.6822.3942.0861.3123.0333.839
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▇▇▃▆██▇▂▄▁▃▃▅▅▁▄▄▄▃▄▃▄▄▄▅▅▄▄▂▃▃▄▄▄▄▄▄12.97512.754-4.79412.30219.6718.6714.282-10.571-1.628-11.426-2.195-2.6974.4193.398-13.6680.962.540.107-1.894-1.083-5.4662.440.2871.0876.1556.916-1.6130.058-8.905-1.814-2.91.9750.4990.862-1.3871.3392.867NANANANA
us-gaap:NetIncomeLoss ▄▁██▇▅▆▅▇▂▂▃▃▃▃▃▃▂▃▃▂▂▂▂▂▁▁▁▁▁▁▁▁▁30.7097.08955.83653.23848.82335.63144.08538.19747.32716.63915.18620.65817.95619.12420.77720.40119.33716.96117.81518.21615.34815.70115.07214.92414.787.8158.1047.9469.4638.9839.4429.6268.427.923NANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▅▃▆██▆▇▃▅▁▂▂▃▃▁▃▃▂▂▂▂43.68419.84351.04265.5468.49354.30158.36727.62645.6995.21312.99117.96122.37522.5227.10921.36121.87717.06815.92117.1339.882NANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic ▅▁██▇▅▆▆▇▃▃▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▁▂▁▁▁▁▂30.7097.08955.83653.23848.82335.63144.08538.19747.32716.63915.18620.65817.95619.12420.77720.40119.33716.96117.81518.21615.34815.70115.07214.92414.787.8158.1047.9469.4638.9839.4429.6268.427.9237.2658.5436.2935.6683.97.5498.214
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:Assets █▇▇▇▇▇▅▅▅▅▃▃▃▃▃▃▃▃▃▃▃▃▃▂▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁19752.31717847.37617562.9917441.03517159.38416897.65513765.59913371.74213066.10613149.2929315.1799029.4368915.1878669.928426.7938258.238100.5617832.6117693.2917594.3137497.7067388.5597359.1717194.3347307.087294.6374176.5714047.1084056.5574051.1354095.8654028.1933982.2883947.7993907.0873914.4573851.5243812.73837.2473859.3233874.199
us-gaap:Liabilities █▇▇▇▇▇▅▅▅▅▃▃▃▃▃▃▃▃▃▃▃▃▃▂▃▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁17134.09115421.92615049.88814916.00414647.08914438.1911841.01811491.71311201.23611318.2158268.857988.0657884.3187654.2897425.7617257.2667111.366851.6336697.9246599.3016509.5726401.6436381.1466216.6616330.1116312.1243738.3323613.4373628.1283620.3623660.0023585.2443548.8523521.6953485.4483462.8763408.4083377.2113409.1623428.7273451.892
us-gaap:LiabilitiesAndStockholdersEquity █▇▇▇▇▇▅▅▅▅▃▃▃▃▃▃▃▃▃▃▃▃▃▂▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁19752.31717847.37617562.9917441.03517159.38416897.65513765.59913371.74213066.10613149.2929315.1799029.4368915.1878669.928426.7938258.238100.5617832.6117693.2917594.3137497.7067388.5597359.1717194.3347307.087294.6374176.5714047.1084056.5574051.1354095.8654028.1933982.2883947.7993907.0873914.4573851.5243812.73837.2473859.3233874.199
us-gaap:StockholdersEquity █▇███▇▆▆▆▅▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁2618.2262425.452513.1022525.0312512.2952459.4651924.5811880.0291864.871831.0771046.3291041.3711030.8691015.6311001.0321000.964989.201980.978995.367995.012988.134986.916978.025977.673976.969982.513438.239433.671428.429430.773435.863442.949433.436426.104421.639NANANA428.085NANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:CashAndCashEquivalentsAtCarryingValue █▅▄▆▃▃▃▃▆▄▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▂▁▁▁▁▂842.02504.959436.032591.92320.478283.593261.199282.212578.053342.463199.373176.961181.91183.819179.237156.175217.034133.339142.66179.194136.833137.362133.26148.692158.88142.2573.02375.08271.54776.89382.90262.33472.384111.18396.659149.77763.23484.80661.15380.138135.734
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AmortizationOfIntangibleAssets ██████▇▇▇▇▆▆▆▆▆▆▆▆▆▆▆▆▆▆▇▇▁▆▆▆▄▇▇▆▇▆▆▆▆▆4.2234.4014.6024.7644.9374.2182.9543.493.2153.1811.4271.481.5441.6371.7421.8431.71.882.012.0742.1382.2222.3332.3912.4552.616-6.8440.9210.9211.476-1.8942.8232.552.2852.6282.1181.6111.5711.4152.048NA
us-gaap:PropertyPlantAndEquipmentNet ▇▇▇███▆▇▇▇▄▄▄▄▄▄▄▄▄▅▅▅▅▅▆▆▁▁▁▁▁▁▂▂▂▂▂▂▂▂▂164.321161.139161.073168.122168.514172.522146.967155.001160.508163.076119.981120.808121.842122.512122.027123.416124.032125.357126.028129.191132.681134.429135.247138.549145.662151.8482.81582.52382.85783.36685.40987.30591.12290.98690.58990.93691.60190.59490.6891.05492.01
us-gaap:Goodwill ██████▆▆▆▆▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁935.56935.56935.56929.815930.449927.76727.2727.699725.195724.106298.528298.191298.191298.191298.2298.191297.659293.522293.522293.522293.522293.522293.522296.876296.876296.87659.459.459.459.459.459.459.459.459.459.459.457.56757.56757.56757.567
us-gaap:IntangibleAssetsNetExcludingGoodwill ▆▆▇▇▇█▄▄▄▄▁▁▁▁▂65.10569.29873.66978.24182.97688.55348.68551.56351.21150.09214.80316.01717.42218.96520.602NANANANANANANANANANANANANANANA15.77816.96618.17819.40320.71422.16223.65825.17126.82728.76230.698
us-gaap:OperatingLeaseRightOfUseAsset 53.208NA54.9NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:LongTermDebt ▇▇▇▇█▅▄▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁1047.8141077.6831077.4951137.3211220.251739.629668.481497.768507.077481.433425.262434.75434.26413.779413.308259.902274.547291.662291.198290.732300.294299.914299.542299.162298.786298.417139.049138.483137.919137.364136.815136.26155.625155.503155.381155.258155.136155.014154.892154.864155.082
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:StockholdersEquity █▇███▇▆▆▆▅▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁2618.2262425.452513.1022525.0312512.2952459.4651924.5811880.0291864.871831.0771046.3291041.3711030.8691015.6311001.0321000.964989.201980.978995.367995.012988.134986.916978.025977.673976.969982.513438.239433.671428.429430.773435.863442.949433.436426.104421.639NANANA428.085NANA
us-gaap:CommonStockValue ██████▆▆▆▆▃▃▃▃▃▃▃▃▃▃▃▃▃▄▄▄▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁104.126104.086105.827107.33108.56108.47587.2587.19287.12987.09157.74457.70857.64357.62957.50657.44457.53757.8559.15959.51459.67259.72159.79560.26760.73161.7833.0232.9332.90132.86933.5134.43334.41534.39634.67234.58134.56934.55934.53234.4634.451
us-gaap:AdditionalPaidInCapital █▇████▆▆▆▆▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁1911.9851743.4291790.3051831.6671862.7161859.5881380.2591378.941376.2941373.997610.001608.884607.666606.078605.397603.785605.018610.084631.822638.511640.936641.882643.443651.178659.179678.143170.77169.294168.6168.304176.635186.224185.733185.263187.493186.505186.177185.962185.763184.964184.681
us-gaap:RetainedEarningsAccumulatedDeficit ▇▇█▇▇▆▆▆▅▅▅▅▄▄▄▄▄▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁540.638529.606581.395545.665512.952483.005467.345438.513415.492382.299379.468373.468361.552352.335341.938329.876317.747306.685298.134288.841278.297270.618262.532254.26246.178237.864236.639232.024227.563221.33215.634209.308202.278195.933189.824184.845178.125173.655169.801167.718161.726
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax █▇▆▆▅▄▂▁▂▂▃▃▃▃▃▄▄▄▄▄▄▄▄▄▄▃▃▃▃▄▄▄▄▄▄▄▄▄▃▄▄61.30448.32935.57540.36928.0678.397-10.273-24.616-14.045-12.31-0.8841.3114.008-0.411-3.8099.8598.8996.3596.2528.1469.22914.69512.25511.96810.8814.726-2.19-0.577-0.6358.2710.08412.98411.0110.5129.6511.0379.6986.8313.5719.0997.156
 us-gaap:NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification us-gaap:AdjustmentsForNewAccountingPronouncements us-gaap:AccountingStandardsUpdate201602NA-39.053NANANA-1.133NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification us-gaap:AdjustmentsForNewAccountingPronouncements,us-gaap:StatementEquityComponents us-gaap:AccountingStandardsUpdate201602,us-gaap:RetainedEarningsNA-39.053NANANA-1.133NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification us-gaap:AdjustmentsForNewAccountingPronouncements,us-gaap:StatementEquityComponents us-gaap:AccountingStandardsUpdate201613,us-gaap:RetainedEarningsNA-39.053NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:StockIssuedDuringPeriodValueNewIssues 166.363NANANANANANANANANANANANANANANANANANANANANANA0.00.0549.523NANANANANANANANANANANANA0.001-0.116NA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue █▁2.3612.291NA2.1592.3341.871.551.5471.8121.2231.1760.971.3541.1480.9860.7970.8460.6410.4310.5540.0130.390.1170.3080.180.3740.2670.2970.0070.3180.3140.3230.3770.2380.250.2320.1450.090.2110.315NA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInOperatingActivities ▇▅█▇▄▄▇█▄▅▄▅▃▆▄▄▄▄▄▅▄▄▄▆▃▆▄▅▄▆▂▁▂▄▂▄▄▅▄▃74.85848.35685.46479.31516.9313.0970.12792.74518.1335.76314.9747.505-2.61850.47623.76826.41721.24222.41629.67939.05419.53220.57817.01159.279-2.17251.06618.41347.73828.27162.607-15.465-31.442-9.32324.537-5.1117.83915.42442.38227.678.968NA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁▆▅▇▆▇▅▄█▇▆▆▆▆▆▆▆▆▆▆▆▇▆▇▇▇▆▇▇▇▇▇▇▇▇▇▇▇▇▇-1536.536-157.124-401.0185.695-143.15633.07-413.206-665.961346.947-37.819-254.775-142.049-229.535-259.394-175.973-212.422-175.611-151.111-153.269-61.433-132.909-27.675-182.61958.14826.13104.644-143.041-22.454-42.848-10.347-26.156-16.349-53.265-36.227-43.06828.711-16.48113.474-22.402-39.205NA
us-gaap:NetCashProvidedByUsedInFinancingActivities █▂▂▂▂▁▃▂▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▂▁▂▁▂▂▂▂▁▂▁▁▁▁1798.739177.695159.658106.432163.111-23.766322.066277.375-129.487145.146262.21789.595230.244213.5175.267125.146238.064119.37487.05664.74112.84811.199150.176-127.615-7.328-86.483122.569-21.7499.231-58.26962.18937.74123.78926.214-4.9439.994-20.516-32.203-24.253-25.359NA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect █▅▃▇▅▅▄▁▇▆337.06168.927-155.888271.44236.88522.394-21.013-295.841235.59143.09NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInOperatingActivities ▇▅█▇▄▄▇█▄▅▄▅▃▆▄▄▄▄▄▅▄▄▄▆▃▆▄▅▄▆▂▁▂▄▂▄▄▅▄▃74.85848.35685.46479.31516.9313.0970.12792.74518.1335.76314.9747.505-2.61850.47623.76826.41721.24222.41629.67939.05419.53220.57817.01159.279-2.17251.06618.41347.73828.27162.607-15.465-31.442-9.32324.537-5.1117.83915.42442.38227.678.968NA
us-gaap:NetIncomeLoss ▄▁██▇▅▆▅▇▂▂▃▃▃▃▃▃▂▃▃▂▂▂▂▂▁▁▁▁▁▁▁▁▁30.7097.08955.83653.23848.82335.63144.08538.19747.32716.63915.18620.65817.95619.12420.77720.40119.33716.96117.81518.21615.34815.70115.07214.92414.787.8158.1047.9469.4638.9839.4429.6268.427.923NANANANANANANA
us-gaap:ShareBasedCompensation ██▇▇█▇▆▆▆▅▄▄▅▄▄▃▃▃▂▃▁▂▁▂▂▂▂▂▁▂▂▂▂▂▂▂▁▁▂▂2.3612.2911.9692.1592.3341.871.551.5471.8121.2231.1760.971.3541.1480.9860.7970.8460.6410.4310.5540.0130.390.1170.3080.180.3740.2670.2970.0070.3180.3140.3230.3770.2380.250.2320.1450.090.2110.315NA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁▆▅▇▆▇▅▄█▇▆▆▆▆▆▆▆▆▆▆▆▇▆▇▇▇▆▇▇▇▇▇▇▇▇▇▇▇▇▇-1536.536-157.124-401.0185.695-143.15633.07-413.206-665.961346.947-37.819-254.775-142.049-229.535-259.394-175.973-212.422-175.611-151.111-153.269-61.433-132.909-27.675-182.61958.14826.13104.644-143.041-22.454-42.848-10.347-26.156-16.349-53.265-36.227-43.06828.711-16.48113.474-22.402-39.205NA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInFinancingActivities █▂▂▂▂▁▃▂▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▂▁▂▁▂▂▂▂▁▂▁▁▁▁1798.739177.695159.658106.432163.111-23.766322.066277.375-129.487145.146262.21789.595230.244213.5175.267125.146238.064119.37487.05664.74112.84811.199150.176-127.615-7.328-86.483122.569-21.7499.231-58.26962.18937.74123.78926.214-4.9439.994-20.516-32.203-24.253-25.359NA
us-gaap:PaymentsOfDividendsCommonStock ████▇▇▆▆▆▆▄▄▄▄▄▃▃▄▃▃▃▃▃▃▃▃▂▂▂▂▁▁▁▁▁▁▁▁▁▁19.67719.82520.10620.52518.87618.83815.17615.17613.84113.8089.1868.7418.7398.7278.7158.2728.2758.418.0827.2737.2966.4316.4746.5176.1716.3323.2393.2332.9993.0642.9112.4261.9381.6941.8241.8231.8231.8141.8171.557NA
us-gaap:PaymentsForRepurchaseOfCommonStock ▁█0.049.879NANA0.00.0NANANANA0.00.00.00.00.0012.4866.96223.7288.2653.8651.7432.3879.1229.57120.94112.9650.00.00.09.49911.583-0.001-0.0012.864NANANANANANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType aub:FnbStatutoryTrustIiIndenture▁▅▇▇█3.4e-084.55e-085.01e-085.19e-085.4199999999999996e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType aub:GatewayCapitalStatutoryTrustI▁▅▇▇█3.4e-084.55e-085.01e-085.19e-085.4199999999999996e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType aub:GatewayCapitalStatutoryTrustII▁▅▇▇█2.95e-084.1e-084.5600000000000005e-084.74e-084.97e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType aub:GatewayCapitalStatutoryTrustIII▁▅▇▇█1.8e-082.95e-083.41e-083.5900000000000004e-083.82e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType aub:GatewayCapitalStatutoryTrustIV▁▅▇▇█1.85e-083e-083.46e-083.64e-083.8699999999999996e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType aub:MFCCapitalTrustII▁▅▇▇█3.15e-084.2999999999999995e-084.76e-084.94e-085.17e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType aub:PaycheckProtectionProgramLiquidityFacility3.5e-09NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType aub:StatutoryTrustOne▁▅▇▇█3.05e-084.2000000000000006e-084.66e-084.8399999999999997e-085.0700000000000004e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType aub:StatutoryTrustTwo▁▅▇▇█1.7e-082.85e-083.31e-083.49e-083.7199999999999996e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType aub:VfgLimitedLiabilityTrustIIndenture▁▅▇▇█3.03e-084.18e-084.64e-084.82e-085.05e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA

None

us-gaap:CommonStockValue

us-gaap:CommonStockValue


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1041041051071081088787878757575757575757575959595959606061333232323334343434343434343434
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.50.60.60.60.60.60.60.70.70.70.60.60.60.70.70.70.70.70.80.80.80.80.80.80.80.80.80.80.80.80.80.90.90.90.90.90.90.90.90.90.9

None

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value78808182826565656543434343434343434444454545454546242424242525252526262626262525
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:CommonStockSharesAuthorized

us-gaap:CommonStockSharesAuthorized


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value200200200200200100100100100100100100100100100100100100100100100100100100100100363636363636363636363636363636
Percentage of CommonStockSharesAuthorized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:PreferredStockSharesAuthorized

us-gaap:PreferredStockSharesAuthorized


None
Period End2020-06-302019-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value500000.0500000.0500000.0500000.0500000.059000.0500000.0500000.0500000.0500000.0500000.0500000.0
Percentage of PreferredStockSharesAuthorized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value7878808182826565656543434343434343434444454545454546242424242525252526262626262525
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value78798182766665654343434343444545454546472424250.0259080.025888250.0260020.025992
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value7879818276656565434343434344454545454646
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0.390.090.690.650.590.470.670.580.720.250.350.470.410.440.480.470.440.380.40.40.340.350.330.330.320.170.320.320.380.360.370.370.320.310.280.330.240.220.150.290.32
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0.390.090.690.650.590.470.670.580.720.250.350.470.410.440.480.470.440.380.40.40.340.350.330.330.320.170.320.320.380.360.370.370.320.310.280.330.240.220.150.290.32
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0.390.090.690.650.590.470.670.590.760.250.340.460.4
Percentage of IncomeLossFromContinuingOperationsPerBasicShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0.390.090.690.650.590.470.670.590.750.250.340.460.4
Percentage of IncomeLossFromContinuingOperationsPerDilutedShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService, us-gaap:InitialApplicationPeriodCumulativeEffectTransition

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

aub:BrokerageManagementFeesNet, us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value0.9541.0690.8970.84
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating0.60.60.50.5
Percentage of InterestAndDividendIncomeOperating aub:BrokerageManagementFeesNet us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic6060.00.00.00.0

aub:InterchangeFeesNet, us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value1.6971.6255.6125.045
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax177.9152.0625.6600.6
Percentage of InterestAndDividendIncomeOperating1.00.93.13.0
Percentage of InterestAndDividendIncomeOperating aub:InterchangeFeesNet us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic6060.00.00.00.0

aub:MaintenanceFeesOther, us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value1.6851.8131.4541.376
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax176.6169.6162.1163.8
Percentage of InterestAndDividendIncomeOperating1.01.10.80.8
Percentage of InterestAndDividendIncomeOperating aub:MaintenanceFeesOther us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic6060.00.00.00.0

aub:OverdraftFeesNet, us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value3.2455.7656.0455.782
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax340.1539.3673.9688.3
Percentage of InterestAndDividendIncomeOperating2.03.43.33.5
Percentage of InterestAndDividendIncomeOperating aub:OverdraftFeesNet us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic6060.00.00.00.0

aub:RegisteredAdvisorManagementFeesNet, us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value2.0912.0882.8252.875
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax219.2195.3314.9342.3
Percentage of InterestAndDividendIncomeOperating1.31.21.61.7
Percentage of InterestAndDividendIncomeOperating aub:RegisteredAdvisorManagementFeesNet us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic6060.00.00.00.0

aub:TrustAssetManagementFees, us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value2.472.8271.9761.339
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax258.9264.5220.3159.4
Percentage of InterestAndDividendIncomeOperating1.51.71.10.8
Percentage of InterestAndDividendIncomeOperating aub:TrustAssetManagementFees us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic6060.00.00.00.0

us-gaap:FinancialServiceOther, us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value1.3541.6241.7021.664
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax141.9151.9189.7198.1
Percentage of InterestAndDividendIncomeOperating0.80.90.91.0
Percentage of InterestAndDividendIncomeOperating us-gaap:FinancialServiceOther us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic6060.00.00.00.0

None

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductOrService

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax

aub:InterchangeFeesNet


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1.6971.6251.8542.1085.6125.0454.644.8824.792
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating1.00.90.01.23.13.00.03.73.6
Percentage of InterestAndDividendIncomeOperating aub:InterchangeFeesNet0.00.00.00.00.00.00.00.00.0

us-gaap:AssetManagement1


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value5.5155.9846.5316.0825.6985.0544.6434.4114.043.0562.9322.7942.725
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax325.0368.2352.3288.5101.5100.2100.190.484.30.00.00.00.0
Percentage of InterestAndDividendIncomeOperating3.43.50.03.43.13.10.03.43.12.50.03.33.4
Percentage of InterestAndDividendIncomeOperating us-gaap:AssetManagement10.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DepositAccount


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value4.937.5787.8717.6757.4997.1586.8736.4836.1895.8944.9264.7954.613
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax290.5466.3424.5364.1133.6141.9148.1132.8129.20.00.00.00.0
Percentage of InterestAndDividendIncomeOperating3.04.40.04.34.14.30.04.94.74.70.05.75.7
Percentage of InterestAndDividendIncomeOperating us-gaap:DepositAccount0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FinancialServiceOther


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value1.3541.6241.5441.5131.7021.6641.4661.6251.2781.2331.2021.1311.12
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax79.899.983.371.830.333.031.633.326.70.00.00.00.0
Percentage of InterestAndDividendIncomeOperating0.80.90.00.80.91.00.01.21.01.00.01.31.4
Percentage of InterestAndDividendIncomeOperating us-gaap:FinancialServiceOther0.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:InterestAndFeeIncomeLoansAndLeases

us-gaap:InterestAndFeeIncomeLoansAndLeases


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value14315115215615814412111511911278757268686664626162626061626161383838394040404041424242434344
Percentage of InterestAndFeeIncomeLoansAndLeases100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating87.988.20.087.887.787.00.088.290.390.60.089.589.488.80.088.989.089.00.089.589.689.40.089.689.489.80.090.890.690.60.089.789.088.50.089.688.688.60.089.989.8

None

us-gaap:MarketingAndAdvertisingExpense

us-gaap:MarketingAndAdvertisingExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value2.0432.7393.6752.62.9082.3832.2093.1093.2881.4431.8751.9442.2791.741.9461.9751.9241.9381.3741.7812.3721.6871.5852.0641.6921.0651.1351.0171.1081.0521.3421.2411.4221.4681.961.4141.331
Percentage of MarketingAndAdvertisingExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating1.31.60.01.51.61.40.02.42.51.20.02.32.82.30.02.72.62.70.02.53.42.50.03.02.51.60.02.42.62.40.02.73.13.20.03.02.8

None

us-gaap:InterestExpense

us-gaap:InterestExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value25363941423831252420141312108.3417.4057.0057.0186.7126.5566.0385.6315.4465.1124.9194.454.7034.9835.2835.5326.0236.7417.2177.5277.8288.168.1338.5929.5419.7919.755
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating15.721.20.023.423.523.00.019.318.316.80.016.115.013.10.09.99.69.90.09.48.68.30.07.37.26.50.011.612.412.80.014.815.916.40.017.117.018.10.020.219.8

None

us-gaap:InterestExpenseLongTermDebt

us-gaap:InterestExpenseLongTermDebt


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value5.5156.4647.0318.6958.1597.1246.7356.0936.0285.4464.584.5474.7224.0462.7592.0882.0982.22.1532.1282.0992.062.1011.9742.22.0511.5171.5241.5071.5011.5661.9182.1471.7881.7871.771.7561.741.6791.4631.255
Percentage of InterestExpenseLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating3.43.80.04.94.54.30.04.64.64.40.05.45.85.30.02.82.93.10.03.03.03.00.02.83.23.00.03.63.53.50.04.24.73.90.03.73.73.70.03.02.5

None

us-gaap:InterestIncomeExpenseNet

us-gaap:InterestIncomeExpenseNet


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value13713513513613812710910510810373716866686765636263636163646363383737373938383838393938393839
Percentage of InterestIncomeExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating84.378.80.076.676.577.00.080.781.783.20.083.985.086.90.090.190.490.10.090.691.491.70.092.792.893.50.088.487.687.20.085.284.183.60.082.983.081.90.079.880.2

None

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value28344140423432232618
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating17.520.30.022.623.721.10.017.619.714.4

None

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GainsLossesOnExtinguishmentOfDebt


None
Period End2020-06-302019-12-312019-09-30
Value-10306000.00-16397000.0
Percentage of GainsLossesOnExtinguishmentOfDebt100.00.0100.0
Percentage of InterestAndDividendIncomeOperating-6.30.0-9.2

None

us-gaap:IncomeLossFromContinuingOperations

us-gaap:IncomeLossFromContinuingOperations


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value307.0895553483544384916152017
Percentage of IncomeLossFromContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating18.94.10.029.827.021.60.029.537.613.30.024.121.5

None

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value368.0746763584153466118272824252826262223242121201919101011131213131111
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating22.24.70.035.832.225.30.035.146.414.90.033.230.733.80.035.736.032.20.035.430.131.70.028.028.314.90.026.031.427.80.029.925.924.1

None

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value5.5140.98511109.3566.2499.0437.399111.909127.536.9966.7657.8976.1926.8815.8085.326.5665.695.7325.764.5764.6642.3622.3073.1963.9563.0543.9173.973.3133.1333.1023.6822.3942.0861.3123.0333.839
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating3.40.60.06.05.23.80.05.68.81.50.08.98.68.80.08.39.58.20.09.48.18.50.06.66.83.50.07.59.37.10.08.77.36.80.07.75.04.40.06.37.8

None

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value1212-4.79412191814-10.571-1.628-11.426-2.195-2.6974.4193.398-13.6680.962.540.107-1.894-1.083-5.4662.440.2871.0876.1556.916-1.6130.058-8.905-1.814-2.91.9750.4990.862-1.3871.3392.867
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating8.07.40.06.910.911.30.0-8.0-1.2-9.20.0-3.25.44.40.01.33.50.20.0-1.5-7.83.60.01.69.010.10.00.1-20.9-4.20.04.31.11.90.02.86.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

aub:UnrealizedGainLossOnBankOwnedLifeInsurance


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value0.129-1.1810.0190.019
Percentage of OtherComprehensiveIncomeLossNetOfTax1.0-9.30.10.1
Percentage of InterestAndDividendIncomeOperating0.1-0.70.00.0
Percentage of InterestAndDividendIncomeOperating aub:UnrealizedGainLossOnBankOwnedLifeInsurance0.00.00.00.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0.00.7820.196.183-2.422-1.34-1.9220.8020.9692.2130.8960.23-0.457
Percentage of OtherComprehensiveIncomeLossNetOfTax0.06.1-4.050.3-12.3-7.2-13.5-7.6-59.5-19.4-40.8-8.5-10.3
Percentage of InterestAndDividendIncomeOperating0.00.50.03.5-1.3-0.80.00.60.71.80.00.3-0.6
Percentage of InterestAndDividendIncomeOperating us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value1213-5.06.752221916-11.387-2.517-13.359-3.011-2.8484.9513.324-16.0751.1213.6962.939-2.3571.396-7.108
Percentage of OtherComprehensiveIncomeLossNetOfTax99.0103.2104.354.9112.2107.1113.4107.7154.6116.9137.2105.6112.097.8117.6116.8145.52746.7124.4-128.9130.0
Percentage of InterestAndDividendIncomeOperating7.97.70.03.812.212.10.0-8.7-1.9-10.70.0-3.46.14.30.01.55.14.20.02.0-10.2
Percentage of InterestAndDividendIncomeOperating us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value1212-4.79412191814-10.571-1.628-11.426-2.195-2.6974.4193.398-13.6680.962.540.107-1.894-1.083-5.4662.440.2871.0876.1556.916-1.6130.058-8.905-1.814-2.91.9740.4980.862-1.3871.339
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.099.999.8100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating8.07.40.06.910.911.30.0-8.0-1.2-9.20.0-3.25.44.40.01.33.50.20.0-1.5-7.83.60.01.69.010.10.00.1-20.9-4.20.04.31.11.90.02.8
Percentage of InterestAndDividendIncomeOperating us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value307.08955534835443847161520171920201916171815151514147.8158.1047.9469.4638.9839.4429.6268.427.923
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating18.94.10.029.927.021.50.029.135.713.30.024.322.125.00.027.426.624.00.026.022.023.20.021.421.511.50.018.522.220.80.021.218.617.3

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value307.089534835443847161520171920201916171815151514147.8158.1047.9469.4638.9839.4429.6268.427.923
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating18.94.129.927.021.50.029.135.713.30.024.322.125.00.027.426.624.00.026.022.023.20.021.421.511.50.018.522.220.80.021.218.617.3
Percentage of InterestAndDividendIncomeOperating us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value4319516568545827455.213121722227.10921211715179.882
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating26.811.60.036.737.832.80.021.034.54.20.021.227.529.40.028.730.124.10.024.514.1

None

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value307.08955534835443847161520171920201916171815151514147.8158.1047.9469.4638.9839.4429.6268.427.9237.2658.5436.2935.6683.97.5498.214
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating18.94.10.029.927.021.50.029.135.713.30.024.322.125.00.027.426.624.00.026.022.023.20.021.421.511.50.018.522.220.80.021.218.617.30.017.913.212.00.015.616.7

None

us-gaap:Assets

us-gaap:Assets


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value197521784717562174411715916897137651337113066131499315902989158669842682588100783276937594749773887359719473077294417640474056405140954028398239473907391438513812383738593874
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:Liabilities

us-gaap:Liabilities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value171341542115049149161464714438118411149111201113188268798878847654742572577111685166976599650964016381621663306312373836133628362036603585354835213485346234083377340934283451
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets86.786.485.785.585.485.486.085.985.786.188.888.588.488.388.187.987.887.587.186.986.886.686.786.486.686.589.589.389.489.489.489.089.189.289.288.588.588.688.888.889.1

None

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value197521784717562174411715916897137651337113066131499315902989158669842682588100783276937594749773887359719473077294417640474056405140954028398239473907391438513812383738593874
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value2618242525132525251224591924188018641831104610411030101510011000989980995995988986978977976982438433428430435442433426421428
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets13.313.614.314.514.614.614.014.114.313.911.211.511.611.711.912.112.212.512.913.113.213.413.313.613.413.510.510.710.610.610.611.010.910.810.811.2

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

aub:AccumulatedNetInvestmentGainLossTransferredToHeldToMaturityAttributableToParent


None
Period End2020-06-302020-03-312019-12-312019-06-302019-03-312018-12-312017-12-312016-12-31
Value0.0650.070.0750.0850.090.0952.7053.377
Percentage of StockholdersEquity0.00.00.00.00.00.00.30.3
Percentage of Assets0.00.00.00.00.00.00.00.0
Percentage of Assets aub:AccumulatedNetInvestmentGainLossTransferredToHeldToMaturityAttributableToParent0.00.00.00.00.00.00.00.0

aub:UnrealizedGainLossOnBankOwnedLifeInsurance


None
Period End2020-06-302020-03-312019-12-312019-06-302019-03-312018-12-312017-12-312016-12-31
Value-2.647-2.776-1.595-0.988-1.007-1.026-1.102-1.465
Percentage of StockholdersEquity-0.1-0.1-0.1-0.0-0.0-0.1-0.1-0.1
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0
Percentage of Assets aub:UnrealizedGainLossOnBankOwnedLifeInsurance0.00.00.00.00.00.00.00.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value0.00.0-0.782-0.972-7.155-4.733-3.393-1.471-2.273-2.148-4.361-5.257-5.487-5.03-5.179
Percentage of StockholdersEquity0.00.0-0.0-0.0-0.3-0.2-0.2-0.1-0.1-0.1-0.4-0.5-0.5-0.5-0.5
Percentage of Assets0.00.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.1-0.1-0.1-0.1
Percentage of Assets us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value635137423614-5.949-22.2-10.813-11.4851.8744.8857.7332.782-0.5421514107.777108.73821171.192
Percentage of StockholdersEquity2.42.11.51.71.40.6-0.3-1.2-0.6-0.60.20.50.80.3-0.11.61.51.10.81.00.92.11.80.3
Percentage of Assets0.30.30.20.20.20.1-0.0-0.2-0.1-0.10.00.10.10.0-0.00.20.20.10.10.10.10.30.20.0
Percentage of Assets us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value61483540288.397-10.273-24.616-14.045-12.31-0.8841.3114.008-0.411-3.8099.8598.8996.3596.2528.1469.229141211104.726-2.19-0.577-0.6358.27101211109.653.571
Percentage of StockholdersEquity2.32.01.41.61.10.3-0.5-1.3-0.8-0.7-0.10.10.4-0.0-0.41.00.90.60.60.80.91.51.31.21.10.5-0.5-0.1-0.11.92.32.92.52.52.30.8
Percentage of Assets0.30.30.20.20.20.0-0.1-0.2-0.1-0.1-0.00.00.0-0.0-0.00.10.10.10.10.10.10.20.20.20.10.1-0.1-0.0-0.00.20.20.30.30.30.20.1
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312010-12-31
Value1911174317901831186218591380137813761373610608607606605603605610631638640641643651659678170169168168176186185187185
Percentage of StockholdersEquity73.071.971.272.574.175.671.773.373.875.058.358.558.959.760.560.361.262.263.564.264.965.065.866.667.569.039.039.039.439.140.542.042.944.543.4
Percentage of Assets9.79.810.210.510.911.010.010.310.510.46.56.76.87.07.27.37.57.88.28.48.58.78.79.19.09.34.14.24.24.24.34.64.74.84.8
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value104104105107108108878787875757575757575757595959595960606133323232333434343434
Percentage of StockholdersEquity4.04.34.24.34.34.44.54.64.74.85.55.55.65.75.75.75.85.95.96.06.06.16.16.26.26.37.57.67.77.67.77.87.98.18.28.1
Percentage of Assets0.50.60.60.60.60.60.60.70.70.70.60.60.60.70.70.70.70.70.80.80.80.80.80.80.80.80.80.80.80.80.80.90.90.90.90.9
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:PreferredStock


None
Period End2020-06-302010-12-31
Value0.17335
Percentage of StockholdersEquity0.08.3
Percentage of Assets0.00.9
Percentage of Assets us-gaap:PreferredStock0.00.0

us-gaap:RetainedEarnings


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value540529581545512483467438415382379373361352341329317306298288278270262254246237236232227221215209202195189169
Percentage of StockholdersEquity20.621.823.121.620.419.624.323.322.320.936.335.935.134.734.233.032.131.330.029.028.227.426.826.025.224.254.053.553.151.449.547.346.746.045.039.7
Percentage of Assets2.73.03.33.13.02.93.43.33.22.94.14.14.14.14.14.03.93.93.93.83.73.73.63.53.43.35.75.75.65.55.35.25.15.04.94.4
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value84250443659132028326128257834219917618118317915621713314217913613713314815814273757176826272111961496384618013545148
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.32.82.53.41.91.71.92.14.42.62.12.02.02.12.11.92.71.71.92.41.81.91.82.12.22.01.71.91.81.92.01.51.82.82.53.81.62.21.62.13.50.00.0

None

us-gaap:AmortizationOfIntangibleAssets

us-gaap:AmortizationOfIntangibleAssets


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value4.2234.4014.6024.7644.9374.2182.9543.493.2153.1811.4271.481.5441.6371.7421.8431.71.882.012.0742.1382.2222.3332.3912.4552.616-6.8440.9210.9211.476-1.8942.8232.552.2852.6282.1181.6111.5711.4152.048
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AmortizationOfIntangibleAssets us-gaap:FiniteLivedIntangibleAssetsByMajorClass

aub:CoreDepositsAndOtherIntangibleAssets


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value4.24.44.94.2
Percentage of AmortizationOfIntangibleAssets99.5100.099.399.6
Percentage of Assets0.00.00.00.0
Percentage of Assets aub:CoreDepositsAndOtherIntangibleAssets0.00.00.00.0

None

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value164161161168168172146155160163119120121122122123124125126129132134135138145151828282838587919090909190909192
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.80.90.91.01.01.01.11.21.21.21.31.31.41.41.41.51.51.61.61.71.81.81.81.92.02.12.02.02.02.12.12.22.32.32.32.32.42.42.42.42.4

None

us-gaap:Goodwill

us-gaap:Goodwill


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value935935935929930927727727725724298298298298298298297293293293293293293296296296595959595959595959595957575757
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.75.25.35.35.45.55.35.45.65.53.23.33.33.43.53.63.73.73.83.93.94.04.04.14.14.11.41.51.51.51.51.51.51.51.51.51.51.51.51.51.5

None

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value6569737882884851515014161718201516181920222325262830
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.40.40.40.50.50.40.40.40.40.20.20.20.20.20.40.40.50.50.50.60.60.70.70.70.8

None

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


None
Period End2020-06-302019-12-31
Value5354
Percentage of OperatingLeaseRightOfUseAsset100.0100.0
Percentage of Assets0.30.3

us-gaap:OperatingLeaseRightOfUseAsset us-gaap:AdjustmentsForNewAccountingPronouncements

us-gaap:AccountingStandardsUpdate201602


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value535457575848
Percentage of OperatingLeaseRightOfUseAsset0.0100.00.00.00.00.0
Percentage of Assets0.30.30.30.30.30.0
Percentage of Assets us-gaap:AccountingStandardsUpdate2016020.00.00.00.00.00.0

None

us-gaap:LongTermDebt

us-gaap:LongTermDebt


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value10471077107711371220739668497507481425434434413413259274291291290300299299299298298139138137137136136155155155155155155154154155
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.36.06.16.57.14.44.93.73.93.74.64.84.94.84.93.13.43.73.83.84.04.14.14.24.14.13.33.43.43.43.33.43.93.94.04.04.04.14.04.04.0

None

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value2618242525132525251224591924188018641831104610411030101510011000989980995995988986978977976982438433428430435442433426421428
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets13.313.614.314.514.614.614.014.114.313.911.211.511.611.711.912.112.212.512.913.113.213.413.313.613.413.510.510.710.610.610.611.010.910.810.811.2

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

aub:AccumulatedNetInvestmentGainLossTransferredToHeldToMaturityAttributableToParent


None
Period End2020-06-302020-03-312019-12-312019-06-302019-03-312018-12-312017-12-312016-12-31
Value0.0650.070.0750.0850.090.0952.7053.377
Percentage of StockholdersEquity0.00.00.00.00.00.00.30.3
Percentage of Assets0.00.00.00.00.00.00.00.0
Percentage of Assets aub:AccumulatedNetInvestmentGainLossTransferredToHeldToMaturityAttributableToParent0.00.00.00.00.00.00.00.0

aub:UnrealizedGainLossOnBankOwnedLifeInsurance


None
Period End2020-06-302020-03-312019-12-312019-06-302019-03-312018-12-312017-12-312016-12-31
Value-2.647-2.776-1.595-0.988-1.007-1.026-1.102-1.465
Percentage of StockholdersEquity-0.1-0.1-0.1-0.0-0.0-0.1-0.1-0.1
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0
Percentage of Assets aub:UnrealizedGainLossOnBankOwnedLifeInsurance0.00.00.00.00.00.00.00.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value0.00.0-0.782-0.972-7.155-4.733-3.393-1.471-2.273-2.148-4.361-5.257-5.487-5.03-5.179
Percentage of StockholdersEquity0.00.0-0.0-0.0-0.3-0.2-0.2-0.1-0.1-0.1-0.4-0.5-0.5-0.5-0.5
Percentage of Assets0.00.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.1-0.1-0.1-0.1
Percentage of Assets us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value635137423614-5.949-22.2-10.813-11.4851.8744.8857.7332.782-0.5421514107.777108.73821171.192
Percentage of StockholdersEquity2.42.11.51.71.40.6-0.3-1.2-0.6-0.60.20.50.80.3-0.11.61.51.10.81.00.92.11.80.3
Percentage of Assets0.30.30.20.20.20.1-0.0-0.2-0.1-0.10.00.10.10.0-0.00.20.20.10.10.10.10.30.20.0
Percentage of Assets us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value61483540288.397-10.273-24.616-14.045-12.31-0.8841.3114.008-0.411-3.8099.8598.8996.3596.2528.1469.229141211104.726-2.19-0.577-0.6358.27101211109.653.571
Percentage of StockholdersEquity2.32.01.41.61.10.3-0.5-1.3-0.8-0.7-0.10.10.4-0.0-0.41.00.90.60.60.80.91.51.31.21.10.5-0.5-0.1-0.11.92.32.92.52.52.30.8
Percentage of Assets0.30.30.20.20.20.0-0.1-0.2-0.1-0.1-0.00.00.0-0.0-0.00.10.10.10.10.10.10.20.20.20.10.1-0.1-0.0-0.00.20.20.30.30.30.20.1
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312010-12-31
Value1911174317901831186218591380137813761373610608607606605603605610631638640641643651659678170169168168176186185187185
Percentage of StockholdersEquity73.071.971.272.574.175.671.773.373.875.058.358.558.959.760.560.361.262.263.564.264.965.065.866.667.569.039.039.039.439.140.542.042.944.543.4
Percentage of Assets9.79.810.210.510.911.010.010.310.510.46.56.76.87.07.27.37.57.88.28.48.58.78.79.19.09.34.14.24.24.24.34.64.74.84.8
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value104104105107108108878787875757575757575757595959595960606133323232333434343434
Percentage of StockholdersEquity4.04.34.24.34.34.44.54.64.74.85.55.55.65.75.75.75.85.95.96.06.06.16.16.26.26.37.57.67.77.67.77.87.98.18.28.1
Percentage of Assets0.50.60.60.60.60.60.60.70.70.70.60.60.60.70.70.70.70.70.80.80.80.80.80.80.80.80.80.80.80.80.80.90.90.90.90.9
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:PreferredStock


None
Period End2020-06-302010-12-31
Value0.17335
Percentage of StockholdersEquity0.08.3
Percentage of Assets0.00.9
Percentage of Assets us-gaap:PreferredStock0.00.0

us-gaap:RetainedEarnings


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value540529581545512483467438415382379373361352341329317306298288278270262254246237236232227221215209202195189169
Percentage of StockholdersEquity20.621.823.121.620.419.624.323.322.320.936.335.935.134.734.233.032.131.330.029.028.227.426.826.025.224.254.053.553.151.449.547.346.746.045.039.7
Percentage of Assets2.73.03.33.13.02.93.43.33.22.94.14.14.14.14.14.03.93.93.93.83.73.73.63.53.43.35.75.75.65.55.35.25.15.04.94.4
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:CommonStockValue

us-gaap:CommonStockValue


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1041041051071081088787878757575757575757575959595959606061333232323334343434343434343434
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.50.60.60.60.60.60.60.70.70.70.60.60.60.70.70.70.70.70.80.80.80.80.80.80.80.80.80.80.80.80.80.90.90.90.90.90.90.90.90.90.9

None

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1911174317901831186218591380137813761373610608607606605603605610631638640641643651659678170169168168176186185185187186186185185184184
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.79.810.210.510.911.010.010.310.510.46.56.76.87.07.27.37.57.88.28.48.58.78.79.19.09.34.14.24.24.24.34.64.74.74.84.84.84.94.84.84.8

None

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value540529581545512483467438415382379373361352341329317306298288278270262254246237236232227221215209202195189184178173169167161
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.73.03.33.13.02.93.43.33.22.94.14.14.14.14.14.03.93.93.93.83.73.73.63.53.43.35.75.75.65.55.35.25.15.04.94.74.64.64.44.34.2

None

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value61483540288.397-10.273-24.616-14.045-12.31-0.8841.3114.008-0.411-3.8099.8598.8996.3596.2528.1469.229141211104.726-2.19-0.577-0.6358.27101211109.65119.6986.8313.5719.0997.156
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.30.20.20.20.0-0.1-0.2-0.1-0.1-0.00.00.0-0.0-0.00.10.10.10.10.10.10.20.20.20.10.1-0.1-0.0-0.00.20.20.30.30.30.20.30.30.20.10.20.2

None

us-gaap:NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification us-gaap:AdjustmentsForNewAccountingPronouncements

us-gaap:NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification

us-gaap:AccountingStandardsUpdate201602


None
Period End2020-03-312019-03-31
Value-39053000.0-1133000.0
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification100.0100.0
Percentage of Assets0.00.0
Percentage of Assets us-gaap:AccountingStandardsUpdate2016020.00.0

us-gaap:AccountingStandardsUpdate201613


None
Period End2020-06-302020-03-31
Value-47000.0-39053000.0
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification0.0100.0
Percentage of Assets0.00.0
Percentage of Assets us-gaap:AccountingStandardsUpdate2016130.00.0

us-gaap:NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:StatementEquityComponents

us-gaap:AccountingStandardsUpdate201602, us-gaap:RetainedEarnings


None
Period End2020-03-312019-03-31
Value-39053000.0-1133000.0
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification100.0100.0
Percentage of Assets0.00.0
Percentage of Assets us-gaap:AccountingStandardsUpdate201602 us-gaap:RetainedEarnings0.00.0

us-gaap:AccountingStandardsUpdate201613, us-gaap:RetainedEarnings


None
Period End2020-03-31
Value-39053000.0
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification100.0
Percentage of Assets0.0
Percentage of Assets us-gaap:AccountingStandardsUpdate201613 us-gaap:RetainedEarnings0.0

None

us-gaap:StockIssuedDuringPeriodValueNewIssues

us-gaap:StockIssuedDuringPeriodValueNewIssues


None
Period End2020-06-302014-09-302014-06-302014-03-312010-12-312010-09-30
Value1660.00.05490.001-0.116
Percentage of StockIssuedDuringPeriodValueNewIssues100.00.00.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.0

us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302014-09-302014-06-302014-03-31
Value1660.00.0520
Percentage of StockIssuedDuringPeriodValueNewIssues99.90.00.094.6
Percentage of Assets0.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.0

us-gaap:PreferredStock


None
Period End2020-06-30
Value0.173
Percentage of StockIssuedDuringPeriodValueNewIssues0.1
Percentage of Assets0.0
Percentage of Assets us-gaap:PreferredStock0.0

None

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2361000.02291000.02159000.02334000.01870000.01550000.01547000.01812000.01223000.01176000.0970000.01354000.01148000.0986000.0797000.0846000.0641000.0431000.0554000.013000.0390000.0117000.0308000.0180000.0374000.0267000.0297000.07000.0318000.0314000.0323000.0377000.0238000.0250000.0232000.0145000.090000.0211000.0315000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value2361000.02291000.02159000.02334000.01870000.01550000.01547000.01812000.01223000.01176000.0970000.01354000.01148000.0986000.0797000.0846000.0641000.0431000.0554000.013000.0390000.0117000.0308000.0180000.0374000.0267000.0297000.07000.0318000.0314000.0323000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value744885791613709218351447-2.6185023262122293919201759-2.1725118472862-15.465-31.442-9.32324-5.11171542278.968
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating46.028.20.044.59.37.90.070.613.728.70.056.0-3.265.90.035.529.231.70.055.828.030.40.085.2-3.274.90.0111.466.2144.60.0-69.1-20.653.50.037.532.389.40.018.5

None

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-1536.536-157.124-401.0185-143.15633-413.206-665.961346-37.819-254.775-142.049-229.535-259.394-175.973-212.422-175.611-151.111-153.269-61.433-132.909-27.675-182.6195826104-143.041-22.454-42.848-10.347-26.156-16.349-53.265-36.227-43.06828-16.48113-22.402-39.205
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating-943.4-91.70.048.1-79.020.00.0-507.0262.0-30.30.0-167.4-282.6-338.50.0-285.4-241.3-213.60.0-87.8-190.3-40.90.083.638.1153.40.0-52.4-100.4-23.90.0-35.9-117.6-79.00.060.3-34.528.40.0-80.9

None

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1798177159106163-23.766322277-129.48714526289230213175125238119876411211150-127.615-7.328-86.483122-21.7499.231-58.26962372326-4.9439-20.516-32.203-24.253-25.359
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating1104.4103.70.059.790.1-14.30.0211.2-97.8116.40.0105.6283.5278.60.0168.1327.1168.70.092.5161.516.60.0-183.4-10.7-126.80.0-50.821.6-134.60.082.952.557.10.084.0-43.0-68.00.0-52.4

None

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value33768-155.8882713622-21.013-295.841235143
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating207.040.20.0152.220.413.50.0-225.2177.9114.8

None

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value744885791613709218351447-2.6185023262122293919201759-2.1725118472862-15.465-31.442-9.32324-5.11171542278.968
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating46.028.20.044.59.37.90.070.613.728.70.056.0-3.265.90.035.529.231.70.055.828.030.40.085.2-3.274.90.0111.466.2144.60.0-69.1-20.653.50.037.532.389.40.018.5

None

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value307.08955534835443847161520171920201916171815151514147.8158.1047.9469.4638.9839.4429.6268.427.923
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating18.94.10.029.927.021.50.029.135.713.30.024.322.125.00.027.426.624.00.026.022.023.20.021.421.511.50.018.522.220.80.021.218.617.3

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value307.089534835443847161520171920201916171815151514147.8158.1047.9469.4638.9839.4429.6268.427.923
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating18.94.129.927.021.50.029.135.713.30.024.322.125.00.027.426.624.00.026.022.023.20.021.421.511.50.018.522.220.80.021.218.617.3
Percentage of InterestAndDividendIncomeOperating us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2361000.02291000.01969000.02159000.02334000.01870000.01550000.01547000.01812000.01223000.01176000.0970000.01354000.01148000.0986000.0797000.0846000.0641000.0431000.0554000.013000.0390000.0117000.0308000.0180000.0374000.0267000.0297000.07000.0318000.0314000.0323000.0377000.0238000.0250000.0232000.0145000.090000.0211000.0315000.0
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-1536.536-157.124-401.0185-143.15633-413.206-665.961346-37.819-254.775-142.049-229.535-259.394-175.973-212.422-175.611-151.111-153.269-61.433-132.909-27.675-182.6195826104-143.041-22.454-42.848-10.347-26.156-16.349-53.265-36.227-43.06828-16.48113-22.402-39.205
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating-943.4-91.70.048.1-79.020.00.0-507.0262.0-30.30.0-167.4-282.6-338.50.0-285.4-241.3-213.60.0-87.8-190.3-40.90.083.638.1153.40.0-52.4-100.4-23.90.0-35.9-117.6-79.00.060.3-34.528.40.0-80.9

None

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1798177159106163-23.766322277-129.48714526289230213175125238119876411211150-127.615-7.328-86.483122-21.7499.231-58.26962372326-4.9439-20.516-32.203-24.253-25.359
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating1104.4103.70.059.790.1-14.30.0211.2-97.8116.40.0105.6283.5278.60.0168.1327.1168.70.092.5161.516.60.0-183.4-10.7-126.80.0-50.821.6-134.60.082.952.557.10.084.0-43.0-68.00.0-52.4

None

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsCommonStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value191920201818151513139.1868.7418.7398.7278.7158.2728.2758.418.0827.2737.2966.4316.4746.5176.1716.3323.2393.2332.9993.0642.9112.4261.9381.6941.8241.8231.8231.8141.8171.557
Percentage of PaymentsOfDividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


None
Period End2020-06-302020-03-312019-06-302019-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312013-03-072012-12-312012-09-302012-06-302012-02-292012-03-31
Value0.0490.00.00.00.00.00.00.0012.4866.962238.2653.8651.7432.3879.1229.57120120.00.00.09.4999.511-0.001-0.0014.3634372.864
Percentage of PaymentsForRepurchaseOfCommonStock0.0100.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType

us-gaap:DebtInstrumentInterestRateStatedPercentage

aub:FnbStatutoryTrustIiIndenture


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.0340.04550.05010.05190.0542
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations aub:FnbStatutoryTrustIiIndenture0.00.00.00.00.0

aub:GatewayCapitalStatutoryTrustI


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.0340.04550.05010.05190.0542
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations aub:GatewayCapitalStatutoryTrustI0.00.00.00.00.0

aub:GatewayCapitalStatutoryTrustII


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.02950.0410.04560.04740.0497
Percentage of DebtInstrumentInterestRateStatedPercentage86.890.191.091.391.7
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations aub:GatewayCapitalStatutoryTrustII0.00.00.00.00.0

aub:GatewayCapitalStatutoryTrustIII


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.0180.02950.03410.03590.0382
Percentage of DebtInstrumentInterestRateStatedPercentage52.964.868.169.270.5
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations aub:GatewayCapitalStatutoryTrustIII0.00.00.00.00.0

aub:GatewayCapitalStatutoryTrustIV


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.01850.030.03460.03640.0387
Percentage of DebtInstrumentInterestRateStatedPercentage54.465.969.170.171.4
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations aub:GatewayCapitalStatutoryTrustIV0.00.00.00.00.0

aub:MFCCapitalTrustII


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.03150.0430.04760.04940.0517
Percentage of DebtInstrumentInterestRateStatedPercentage92.694.595.095.295.4
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations aub:MFCCapitalTrustII0.00.00.00.00.0

aub:PaycheckProtectionProgramLiquidityFacility


None
Period End2020-06-30
Value0.0035
Percentage of DebtInstrumentInterestRateStatedPercentage10.3
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations aub:PaycheckProtectionProgramLiquidityFacility0.0

aub:StatutoryTrustOne


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.03050.0420.04660.04840.0507
Percentage of DebtInstrumentInterestRateStatedPercentage89.792.393.093.393.5
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations aub:StatutoryTrustOne0.00.00.00.00.0

aub:StatutoryTrustTwo


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.0170.02850.03310.03490.0372
Percentage of DebtInstrumentInterestRateStatedPercentage50.062.666.167.268.6
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations aub:StatutoryTrustTwo0.00.00.00.00.0

aub:VfgLimitedLiabilityTrustIIndenture


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.03030.04180.04640.04820.0505
Percentage of DebtInstrumentInterestRateStatedPercentage89.191.992.692.993.2
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations aub:VfgLimitedLiabilityTrustIIndenture0.00.00.00.00.0

None

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value842504436591320283261282578342199
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:ProceedsFromRepaymentsOfShortTermDebt

us-gaap:ProceedsFromRepaymentsOfShortTermDebt


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-359.5650.52824-277.06-324.554-295.00830263-260.39424176-19.20669-9.694-88.944-12.537120169-42.44506.246-12.959158-13.759-32.005-38.9011122157-60.223-21.8467822-9.952-7.455-9.77413-26.742-17.926-1.936
Percentage of ProceedsFromRepaymentsOfShortTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

aub:BankOwnedLifeInsuranceIncomeNetOfCashSettlements

aub:BankOwnedLifeInsuranceIncomeNetOfCashSettlements


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value2027000.02049000.02120000.02062000.02074000.02055000.02072000.01731000.0
Percentage of BankOwnedLifeInsuranceIncomeNetOfCashSettlements100.0100.0100.0100.0100.0100.0100.0100.0

aub:FederalHomeLoanBankRequiresBankToMaintainPercentageOfStockEqualToOutstandingBorrowings

aub:FederalHomeLoanBankRequiresBankToMaintainPercentageOfStockEqualToOutstandingBorrowings


None
Period End2020-06-302020-03-312019-12-312019-09-30
Value00.042500
Percentage of FederalHomeLoanBankRequiresBankToMaintainPercentageOfStockEqualToOutstandingBorrowings0.0100.00.00.0

aub:FinancingReceivableAllowanceForCreditLossesImpactOfAdoptingNewAccountingStandard

aub:FinancingReceivableAllowanceForCreditLossesImpactOfAdoptingNewAccountingStandard


None
Period End2020-06-302020-03-31
Value0.047
Percentage of FinancingReceivableAllowanceForCreditLossesImpactOfAdoptingNewAccountingStandard0.0100.0

aub:FinancingReceivableAllowanceForCreditLossesImpactOfAdoptingNewAccountingStandard us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:CommercialPortfolioSegment


None
Period End2020-06-302020-03-31
Value0.06.184
Percentage of FinancingReceivableAllowanceForCreditLossesImpactOfAdoptingNewAccountingStandard0.013.0

us-gaap:ConsumerPortfolioSegment


None
Period End2020-06-302020-03-31
Value0.041
Percentage of FinancingReceivableAllowanceForCreditLossesImpactOfAdoptingNewAccountingStandard0.087.0

aub:FinancingReceivableNewModificationsRecordedInvestment

aub:FinancingReceivableNewModificationsRecordedInvestment


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.9132.3151.41.9020.5261.7320.619.3523.293
Percentage of FinancingReceivableNewModificationsRecordedInvestment100.0100.0100.0100.0100.0100.0100.0100.0100.0

aub:FinancingReceivableNewModificationsRecordedInvestment us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:LoanRestructuringModification

aub:CommercialAndIndustrial, aub:TroubleDebtRestructuringTermModificationAtMarketRate


None
Period End2020-06-302020-03-312019-03-31
Value0.3530.5170.441
Percentage of FinancingReceivableNewModificationsRecordedInvestment38.722.325.5

aub:ConsumerSegment, aub:TroubleDebtRestructuringTermModificationAtMarketRate


None
Period End2020-06-302019-06-302019-03-31
Value0.01-0.0010.01
Percentage of FinancingReceivableNewModificationsRecordedInvestment1.1-0.20.6

aub:Residential1To4FamilyConsumer, aub:TroubleDebtRestructuringTermModificationAtMarketRate


None
Period End2020-06-302019-06-302019-03-31
Value0.3260.0430.263
Percentage of FinancingReceivableNewModificationsRecordedInvestment35.78.215.2

aub:Residential1To4FamilyConsumer, aub:TroubleDebtRestructuringTermModificationBelowMarketRate


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value0.1721.7630.4830.937
Percentage of FinancingReceivableNewModificationsRecordedInvestment18.876.291.854.1

aub:Residential1To4FamilyRevolving, aub:TroubleDebtRestructuringTermModificationBelowMarketRate


None
Period End2020-06-30
Value0.052
Percentage of FinancingReceivableNewModificationsRecordedInvestment5.7

us-gaap:ConstructionLoans, aub:TroubleDebtRestructuringTermModificationBelowMarketRate


None
Period End2020-06-302020-03-31
Value0.00.035
Percentage of FinancingReceivableNewModificationsRecordedInvestment0.01.5

aub:FinancingReceivableNewModificationsRecordedInvestment us-gaap:LoanRestructuringModification

aub:TroubleDebtRestructuringTermModificationAtMarketRate


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value0.6890.5170.0430.789
Percentage of FinancingReceivableNewModificationsRecordedInvestment75.522.38.245.6

aub:TroubleDebtRestructuringTermModificationBelowMarketRate


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value0.2241.7980.4830.943
Percentage of FinancingReceivableNewModificationsRecordedInvestment24.577.791.854.4

aub:GainsLossesOnSalesOfOtherRealEstateOwned

aub:GainsLossesOnSalesOfOtherRealEstateOwned


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value131000.0-141000.042000.03000.0-100000.0-47000.0-193000.0328000.0
Percentage of GainsLossesOnSalesOfOtherRealEstateOwned100.0100.0100.0100.0100.0100.0100.0100.0

aub:InterestRateSwapFeesOnLoans

aub:InterestRateSwapFeesOnLoans


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value5.4843.9483.475.483.7161.461.3760.5620.898
Percentage of InterestRateSwapFeesOnLoans100.0100.0100.0100.0100.0100.0100.0100.0100.0

aub:LoanRelatedExpenses

aub:LoanRelatedExpenses


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value2.5012.6972.7932.5662.3962.2892.1091.9391.843
Percentage of LoanRelatedExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0

aub:MinimumNumberOfMarketParticipants

aub:MinimumNumberOfMarketParticipants


None
Period End2020-06-302020-03-312019-12-312019-09-30
Value04000.000
Percentage of MinimumNumberOfMarketParticipants0.0100.00.00.0

aub:NetImpactOfAmortizationAndAccretionRelatedToAcquisition

aub:NetImpactOfAmortizationAndAccretionRelatedToAcquisition


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-2329000.0-5262000.0-2699000.0-496000.0-3080000.0-1624000.0-697000.0-741000.0
Percentage of NetImpactOfAmortizationAndAccretionRelatedToAcquisition100.0100.0100.0100.0100.0100.0100.0100.0

aub:OreoAndRelatedCosts

aub:OreoAndRelatedCosts


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value411000.0688000.01546000.01005000.01473000.0684000.01025000.0452000.01122000.0
Percentage of OreoAndRelatedCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0

aub:OtherComprehensiveIncomeAccretionOnUnrealizedGainLossForAvailableForSaleSecuritiesTransferredToHeldToMaturity

aub:OtherComprehensiveIncomeAccretionOnUnrealizedGainLossForAvailableForSaleSecuritiesTransferredToHeldToMaturity


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value5000.05000.05000.05000.05000.05000.05000.05000.099000.0
Percentage of OtherComprehensiveIncomeAccretionOnUnrealizedGainLossForAvailableForSaleSecuritiesTransferredToHeldToMaturity100.0100.0100.0100.0100.0100.0100.0100.0100.0

aub:OtherComprehensiveIncomeAccretionOnUnrealizedGainLossForAvailableForSaleSecuritiesTransferredToHeldToMaturityTax

aub:OtherComprehensiveIncomeAccretionOnUnrealizedGainLossForAvailableForSaleSecuritiesTransferredToHeldToMaturityTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1000.01000.01000.01000.01000.01000.02000.01000.026000.0
Percentage of OtherComprehensiveIncomeAccretionOnUnrealizedGainLossForAvailableForSaleSecuritiesTransferredToHeldToMaturityTax100.0100.0100.0100.0100.0100.0100.0100.0100.0

aub:OtherComprehensiveIncomeLossReclassificationAdjustmentFromBankOwnedLifeInsuranceDuringPeriodBeforeTax

aub:OtherComprehensiveIncomeLossReclassificationAdjustmentFromBankOwnedLifeInsuranceDuringPeriodBeforeTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-129000.0-108000.0-20000.0-19000.0-19000.0-19000.0-19000.0-19000.0-19000.0
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromBankOwnedLifeInsuranceDuringPeriodBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0

aub:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnBankOwnedLifeInsuranceArisingDuringPeriodNetOfTax

aub:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnBankOwnedLifeInsuranceArisingDuringPeriodNetOfTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0-1289000.01000.0-647000.000
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnBankOwnedLifeInsuranceArisingDuringPeriodNetOfTax0.0100.0100.0100.00.00.0

aub:PaymentsToAcquireAvailableForSaleAndRestrictedStockSecurities

aub:PaymentsToAcquireAvailableForSaleAndRestrictedStockSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value19420813258107146120424
Percentage of PaymentsToAcquireAvailableForSaleAndRestrictedStockSecurities100.0100.0100.0100.0100.0100.0100.0100.0

aub:ProceedsFromSaleOfAvailableForSaleSecuritiesAndRestrictedStock

aub:ProceedsFromSaleOfAvailableForSaleSecuritiesAndRestrictedStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value107120279817920817827
Percentage of ProceedsFromSaleOfAvailableForSaleSecuritiesAndRestrictedStock100.0100.0100.0100.0100.0100.0100.0100.0

aub:ProvisionForLoanLeaseAndOtherLossesIncludingDiscontinuedOperations

aub:ProvisionForLoanLeaseAndOtherLossesIncludingDiscontinuedOperations


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value34605.33.792
Percentage of ProvisionForLoanLeaseAndOtherLossesIncludingDiscontinuedOperations100.0100.0100.0100.0

aub:RebrandingExpense

aub:RebrandingExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-30
Value00902000.01133000.04012000.0407000.00
Percentage of RebrandingExpense0.00.0100.0100.0100.0100.00.0

aub:RequiredPercentageOfCommonStockInvestmentPercentageToOutstandingCapital

aub:RequiredPercentageOfCommonStockInvestmentPercentageToOutstandingCapital


None
Period End2020-06-302020-03-312019-12-312019-09-30
Value00.0600
Percentage of RequiredPercentageOfCommonStockInvestmentPercentageToOutstandingCapital0.0100.00.00.0

aub:SalesTypeAndDirectFinancingLeasesLeaseIncome

aub:SalesTypeAndDirectFinancingLeasesLeaseIncome


None
Period End2020-06-302019-06-30
Value290000.00
Percentage of SalesTypeAndDirectFinancingLeasesLeaseIncome100.00.0

aub:TrainingAndOtherPersonnelCosts

aub:TrainingAndOtherPersonnelCosts


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value876000.01571000.02136000.01618000.01477000.01144000.01104000.01024000.01125000.0
Percentage of TrainingAndOtherPersonnelCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0

aub:ValuationExpensesRelatedToForeclosedPropertiesAndFormerBankPremises

aub:ValuationExpensesRelatedToForeclosedPropertiesAndFormerBankPremises


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value095000.0800000.052000.0
Percentage of ValuationExpensesRelatedToForeclosedPropertiesAndFormerBankPremises0.0100.0100.0100.0

us-gaap:BankOwnedLifeInsuranceIncome

us-gaap:BankOwnedLifeInsuranceIncome


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value2027000.02049000.02120000.02062000.02075000.02055000.02072000.01732000.01728000.01667000.01307000.01377000.01335000.02125000.01391000.01389000.01361000.01372000.01162000.01161000.01134000.01135000.01181000.01195000.01183000.01089000.0
Percentage of BankOwnedLifeInsuranceIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationAcquisitionRelatedCosts

us-gaap:BusinessCombinationAcquisitionRelatedCosts


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value0.00.00.8962.4356.371182.3141.48.273271.9170.7322.7440.00.00.00.0
Percentage of BusinessCombinationAcquisitionRelatedCosts0.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:BusinessCombinationAcquisitionRelatedCosts us-gaap:BusinessAcquisition

aub:AccessNationalBank


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.00.00.62.05.8171.80.00.0
Percentage of BusinessCombinationAcquisitionRelatedCosts0.00.067.082.191.098.277.80.00.0

us-gaap:CashAcquiredFromAcquisition

us-gaap:CashAcquiredFromAcquisition


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302011-12-312011-09-302010-12-312010-09-30
Value0.00.00.00.00.046-0.0190.2880.0091745.0380.00.00.00.00.00.00.00.00.00.00.0
Percentage of CashAcquiredFromAcquisition0.00.00.00.00.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1 us-gaap:DerivativeInstrumentRisk

us-gaap:ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1

us-gaap:AvailableforsaleSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value300000.08000000.0-1100000.01100000.01700000.02400000.0
Percentage of ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1100.0100.0100.0100.0100.0100.0

us-gaap:ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1 us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:AvailableforsaleSecurities, us-gaap:FairValueHedging


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value300000.08000000.0-9300000.01100000.01700000.02400000.0
Percentage of ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1100.0100.0845.5100.0100.0100.0

us-gaap:ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1 us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:FairValueHedging


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-600000.06800000.0-1300000.01600000.01401000.0299000.0-1900000.06400000.0208000.0-3108000.0-603000.0-50000.0553000.0-1100000.0-4090000.0-400000.0300000.03300000.0
Percentage of ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1-200.085.0118.2145.582.412.50.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:CommonStockDividendsPerShareDeclared


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0.250.250.250.250.230.230.230.230.210.210.210.20.20.20.20.190.190.190.190.170.170.150.150.150.140.140.130.120.10.080.070.070.070.070.070.070.06
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared us-gaap:StatementClassOfStock, us-gaap:SubsequentEventType

us-gaap:CommonClassA, us-gaap:SubsequentEvent


None
Period End2020-07-24
Value0.25
Percentage of CommonStockDividendsPerShareDeclared0.0

us-gaap:DebtAndEquitySecuritiesRealizedGainLoss

us-gaap:DebtAndEquitySecuritiesRealizedGainLoss


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value101.9360.0510.151
Percentage of DebtAndEquitySecuritiesRealizedGainLoss100.0100.0100.0100.0

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 us-gaap:FederalHomeLoanBankAdvancesBranchOfFHLBBank, us-gaap:VariableRate

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1

aub:AdjustableRateCreditFive, us-gaap:LondonInterbankOfferedRateLIBOR


None
Period End2020-03-31
Value-0.0075
Percentage of DebtInstrumentBasisSpreadOnVariableRate1100.0

aub:AdjustableRateCreditFour, us-gaap:LondonInterbankOfferedRateLIBOR


None
Period End2020-03-31
Value-0.0075
Percentage of DebtInstrumentBasisSpreadOnVariableRate1100.0

aub:AdjustableRateCreditOne, us-gaap:LondonInterbankOfferedRateLIBOR


None
Period End2020-03-31
Value-0.0075
Percentage of DebtInstrumentBasisSpreadOnVariableRate1100.0

aub:AdjustableRateCreditThree, us-gaap:LondonInterbankOfferedRateLIBOR


None
Period End2020-03-31
Value-0.0075
Percentage of DebtInstrumentBasisSpreadOnVariableRate1100.0

aub:AdjustableRateCreditTwo, us-gaap:LondonInterbankOfferedRateLIBOR


None
Period End2020-03-31
Value-0.005
Percentage of DebtInstrumentBasisSpreadOnVariableRate166.7

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 us-gaap:LongtermDebtType, us-gaap:VariableRate

aub:FnbStatutoryTrustIiIndenture, us-gaap:LondonInterbankOfferedRateLIBOR


None
Period End2020-03-31
Value0.031
Percentage of DebtInstrumentBasisSpreadOnVariableRate1-413.3

aub:GatewayCapitalStatutoryTrustI, us-gaap:LondonInterbankOfferedRateLIBOR


None
Period End2020-03-31
Value0.031
Percentage of DebtInstrumentBasisSpreadOnVariableRate1-413.3

aub:GatewayCapitalStatutoryTrustII, us-gaap:LondonInterbankOfferedRateLIBOR


None
Period End2020-03-31
Value0.0265
Percentage of DebtInstrumentBasisSpreadOnVariableRate1-353.3

aub:GatewayCapitalStatutoryTrustIII, us-gaap:LondonInterbankOfferedRateLIBOR


None
Period End2020-03-31
Value0.015
Percentage of DebtInstrumentBasisSpreadOnVariableRate1-200.0

aub:GatewayCapitalStatutoryTrustIV, us-gaap:LondonInterbankOfferedRateLIBOR


None
Period End2020-03-31
Value0.0155
Percentage of DebtInstrumentBasisSpreadOnVariableRate1-206.7

aub:MFCCapitalTrustII, us-gaap:LondonInterbankOfferedRateLIBOR


None
Period End2020-03-31
Value0.0285
Percentage of DebtInstrumentBasisSpreadOnVariableRate1-380.0

aub:StatutoryTrustOne, us-gaap:LondonInterbankOfferedRateLIBOR


None
Period End2020-03-31
Value0.0275
Percentage of DebtInstrumentBasisSpreadOnVariableRate1-366.7

aub:StatutoryTrustTwo, us-gaap:LondonInterbankOfferedRateLIBOR


None
Period End2020-03-31
Value0.014
Percentage of DebtInstrumentBasisSpreadOnVariableRate1-186.7

aub:VfgLimitedLiabilityTrustIIndenture, us-gaap:LondonInterbankOfferedRateLIBOR


None
Period End2020-03-31
Value0.0273
Percentage of DebtInstrumentBasisSpreadOnVariableRate1-364.0

us-gaap:DebtInstrumentInterestRateDuringPeriod

us-gaap:DebtInstrumentInterestRateDuringPeriod


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value-0.00350.0148-0.0008-0.0007-0.00020.02470.00150.00090.00150.01520.00070.00120.00140.00670.00010.0001-0.00010.0048-0.00010-0.00010.0027000.00010.00230000.003-0.0062
Percentage of DebtInstrumentInterestRateDuringPeriod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.00.0100.0100.00.00.00.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleRealizedGain

us-gaap:DebtSecuritiesAvailableForSaleRealizedGain


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value102.1640.3697.1040.8441.2131.3310.0972.0950.697
Percentage of DebtSecuritiesAvailableForSaleRealizedGain100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleRealizedLoss

us-gaap:DebtSecuritiesAvailableForSaleRealizedLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0228000.000793000.01062000.01170000.002183000.0484000.0
Percentage of DebtSecuritiesAvailableForSaleRealizedLoss0.0100.00.00.0100.0100.0100.00.0100.0100.0

us-gaap:Depreciation

us-gaap:Depreciation


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value3.6863.8313.8943.773.733.6383.3143.4263.5053.482.8762.8762.7862.6452.5982.6342.4722.5112.6792.7232.6692.705
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeGainLossOnDerivativeNet us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:DerivativeGainLossOnDerivativeNet

us-gaap:CashFlowHedging


None
Period End2020-03-31
Value1800000.0
Percentage of DerivativeGainLossOnDerivativeNet100.0

us-gaap:DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax

us-gaap:DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value0056000.0-114000.0-115000.0-761000.0-3085000.076000.0371000.0745000.0
Percentage of DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax0.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DiscontinuedOperationTaxEffectOfDiscontinuedOperation

us-gaap:DiscontinuedOperationTaxEffectOfDiscontinuedOperation


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value00-15000.014000.0-29000.0-30000.0-320000.0-196000.0-612000.012000.0229000.0133000.0271000.0
Percentage of DiscontinuedOperationTaxEffectOfDiscontinuedOperation0.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockCash

us-gaap:DividendsCommonStockCash


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1919201818151513139.1868.7418.7398.7278.7158.2728.2758.418.0827.2737.2966.4316.4746.5176.1716.3323.2393.2332.9993.0642.9112.4261.9381.6941.8241.8231.8231.8141.8171.557
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockCash us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1919201818151513139.1868.7418.7398.7278.7158.2728.2758.418.0827.2737.2966.4316.4746.5176.1716.3323.2393.2332.9993.0642.9112.4261.9381.6941.8241.8231.8231.8141.8171.557
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquipmentExpense

us-gaap:EquipmentExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value3.4063.7413.563.7193.5423.3962.9672.9833.1033.0332.6212.5592.722.6032.6082.6352.5952.6362.8563.0152.9892.8133.3173.052.6372.8681.6341.6651.7411.8451.8111.8091.8681.7631.8231.7561.6791.6621.721.6911.781
Percentage of EquipmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FederalDepositInsuranceCorporationPremiumExpense

us-gaap:FederalDepositInsuranceCorporationPremiumExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value2907000.02861000.01254000.0381000.02601000.02639000.01214000.01363000.01882000.02185000.01255000.01141000.0947000.0706000.01403000.01262000.01379000.01362000.01346000.01351000.01280000.01398000.01562000.01577000.01593000.01393000.0805000.0759000.0756000.0790000.0461000.0593000.0661000.0658000.0886000.0905000.01393000.0
Percentage of FederalDepositInsuranceCorporationPremiumExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FeesAndCommissionsMortgageBankingAndServicing

us-gaap:FeesAndCommissionsMortgageBankingAndServicing


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5.8262.0222.6893.3742.7851.4540.00.00.00.0
Percentage of FeesAndCommissionsMortgageBankingAndServicing100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:FinanceLeaseInterestExpense

us-gaap:FinanceLeaseInterestExpense


None
Period End2020-06-30
Value10000.0
Percentage of FinanceLeaseInterestExpense100.0

us-gaap:FinanceLeaseRightOfUseAssetAmortization

us-gaap:FinanceLeaseRightOfUseAssetAmortization


None
Period End2020-06-30
Value77000.0
Percentage of FinanceLeaseRightOfUseAssetAmortization100.0

us-gaap:FinancingReceivableAllowanceForCreditLossPurchasedWithCreditDeteriorationIncrease

us-gaap:FinancingReceivableAllowanceForCreditLossPurchasedWithCreditDeteriorationIncrease


None
Period End2020-06-302020-03-312020-01-01
Value02386000.02400000.0
Percentage of FinancingReceivableAllowanceForCreditLossPurchasedWithCreditDeteriorationIncrease0.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLossPurchasedWithCreditDeteriorationIncrease us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:CommercialPortfolioSegment


None
Period End2020-06-302020-03-31
Value01752000.0
Percentage of FinancingReceivableAllowanceForCreditLossPurchasedWithCreditDeteriorationIncrease0.073.4

us-gaap:ConsumerPortfolioSegment


None
Period End2020-06-302020-03-31
Value0634000.0
Percentage of FinancingReceivableAllowanceForCreditLossPurchasedWithCreditDeteriorationIncrease0.026.6

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value1411000.02160000.02292000.01574000.01670000.01696000.01086000.01401000.01201000.01480000.0696000.0887000.0827000.0845000.01003000.0534000.0660000.0828000.0933000.01298000.01024000.0672000.0604000.0694000.0512000.01659000.0889000.0337000.0721000.0834000.0340000.0680000.0350000.0341000.0
Percentage of FinancingReceivableAllowanceForCreditLossesRecovery100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:CommercialPortfolioSegment


None
Period End2020-06-302020-03-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value708000.01154000.01024000.0605000.0292000.0-36000.0400000.0191000.01408000.0445000.0107000.0369000.0575000.0
Percentage of FinancingReceivableAllowanceForCreditLossesRecovery50.253.478.959.143.5-6.057.637.384.950.131.851.268.9

us-gaap:ConsumerPortfolioSegment


None
Period End2020-06-302020-03-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value703000.01006000.0274000.0419000.0380000.0640000.0294000.0321000.0251000.0444000.0230000.0352000.0259000.0
Percentage of FinancingReceivableAllowanceForCreditLossesRecovery49.846.621.140.956.5106.042.462.715.149.968.248.831.1

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value4.6777.1516.9189.3175.9345.9396.1314.562.982.5593.3614.9893.3271.6331.8271.4632.2852.982.1652.3353.2063.8294.8291.7641.540.8875.8372.5931.8033.3858.6184.1712.5693.107
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:CommercialPortfolioSegment


None
Period End2020-06-302020-03-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value1.592.9680.7652.2862.9622.6440.9230.7610.3073.7591.8050.3872.583
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs34.041.532.871.377.454.852.349.434.664.469.621.576.3

us-gaap:ConsumerPortfolioSegment


None
Period End2020-06-302020-03-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value3.0874.1831.570.920.8672.1850.8410.7790.582.0780.7881.4160.802
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs66.058.567.228.722.645.247.750.665.435.630.478.523.7

us-gaap:FinancingReceivableModificationsNumberOfContracts2

us-gaap:FinancingReceivableModificationsNumberOfContracts2


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value12.012.09.011.010.011.07.018.015.07.012.011.013.018.018.01.05.054.015.04.02.053.0-3.0-6.0-17.084.0
Percentage of FinancingReceivableModificationsNumberOfContracts2100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillImpairmentLoss

us-gaap:GoodwillImpairmentLoss


None
Period End2020-03-312019-12-312019-09-302019-04-302018-12-312018-09-302018-04-302017-09-302013-06-30
Value0000-864000.00000
Percentage of GoodwillImpairmentLoss0.00.00.00.0100.00.00.00.00.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value00-85000.0-85000.0
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTax0.00.0100.0100.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0000000-0.01-0.0400.010.010.01
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare0.00.00.00.00.00.00.0100.0100.00.0100.0100.0100.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0000000-0.01-0.0300.010.010.01
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare0.00.00.00.00.00.00.0100.0100.00.0100.0100.0100.0

us-gaap:IncomeTaxesPaid

us-gaap:IncomeTaxesPaid


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0.1060.04.642127.4260.00.04.586.250.04.43.2160.08.14.05.3107.61.49.43.05.16.60.05.83.63.33.21.4101.3860.02.9144.5991.7740.02.4643.1225.529
Percentage of IncomeTaxesPaid100.00.0100.0100.0100.00.00.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0

us-gaap:IncreaseDecreaseInMortgageLoansHeldForSale

us-gaap:IncreaseDecreaseInMortgageLoansHeldForSale


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-21.62321-16.8039.3347.485-0.36-39.8312-12.9359.766-10.23921-16.511-10.3278.713-10.921-3.283-0.137-6.5983.52911-32.15314-15.809-4.994-51.216-17.711-40.592254126-1.248
Percentage of IncreaseDecreaseInMortgageLoansHeldForSale100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingAssets


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value61111-18.7721361710-5.6083.6621810-0.961-1.75-2.2413.6412.62-6.04514-1.9911.0931.7681.0317.1770.79210-23.91.16728-0.87-1.2811.5392.938-0.39-1.914-4.364-0.4110.909-4.7611.491-0.703
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value41110-31.4022823-7.9437.722-1.2491.304164.4435.301-9.7395.347-12.9039.2092.237-0.441-3.7211-11.2930.087.989-0.3920.172-3.571-1.0034.453-3.5256.338-1.643-3.960.9185.672-13.208120.639-1.8882.4690.268
Percentage of IncreaseDecreaseInOtherOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InformationTechnologyAndDataProcessing

us-gaap:InformationTechnologyAndDataProcessing


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value6.4546.1696.4835.7875.7395.6764.6754.8414.3224.6494.4264.2323.9273.94.0283.9173.6083.8143.6473.5493.2163.2553.323.282.7923.0741.9762.0132.0211.744
Percentage of InformationTechnologyAndDataProcessing100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestAndDividendIncomeOperating

us-gaap:InterestAndDividendIncomeOperating


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value16217117417818116514013113212487848176767472706970696768696868434242434545454546474747484849
Percentage of InterestAndDividendIncomeOperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestExpenseDeposits

us-gaap:InterestExpenseDeposits


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value192830302824191513117.6967.2346.15.0774.7864.5524.1974.1954.3494.2043.683.3213.2013.0272.552.2563.0643.3713.7013.9624.3624.7265.0235.3355.5725.9246.1666.6847.6867.9567.837
Percentage of InterestExpenseDeposits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestExpenseShortTermBorrowings

us-gaap:InterestExpenseShortTermBorrowings


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0.1861.341.1662.25.5636.5515.6643.3795.1664.2491.8141.8711.40.950.8010.7630.7080.6210.210.2230.2550.2490.1430.1080.1460.1190.0950.0620.0540.0540.0740.0690.0470.4040.4690.4660.2110.1610.1620.3670.663
Percentage of InterestExpenseShortTermBorrowings100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeDepositsWithFinancialInstitutions

us-gaap:InterestIncomeDepositsWithFinancialInstitutions


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value155000.0862000.01686000.01030000.0544000.0473000.0310000.0492000.0676000.0647000.0172000.0181000.0115000.071000.066000.065000.065000.047000.030000.023000.024000.017000.019000.021000.09000.012000.03000.03000.06000.05000.06000.06000.034000.024000.068000.022000.028000.05000.05000.049000.015000.0
Percentage of InterestIncomeDepositsWithFinancialInstitutions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss

us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1037413212713312310410210610069686664666463616061606058626263373636353536353436353532293235
Percentage of InterestIncomeExpenseAfterProvisionForLoanLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeSecuritiesTaxExempt

us-gaap:InterestIncomeSecuritiesTaxExempt


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value8.2117.7097.6348.0398.397.9836.8584.9094.1814.0083.5843.5463.5123.5623.4463.4463.4593.4393.4223.3723.3663.3243.2883.3473.3793.2792.2252.0942.0541.9871.861.8141.7891.7881.7891.7711.7691.7541.6811.6421.532
Percentage of InterestIncomeSecuritiesTaxExempt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeSecuritiesTaxable

us-gaap:InterestIncomeSecuritiesTaxable


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value11111212131311108.0127.0725.2245.1754.9824.9234.7614.7324.514.3163.9853.9543.863.8073.8353.8833.863.6482.3461.8491.9392.0692.4222.8463.1823.4542.9823.1483.6273.633.743.1763.503
Percentage of InterestIncomeSecuritiesTaxable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IssuanceOfStockAndWarrantsForServicesOrClaims

us-gaap:IssuanceOfStockAndWarrantsForServicesOrClaims


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value200000.0204000.0212000.0279000.0200000.0219000.0217000.0301000.0212000.0184000.0163000.0163000.0222000.0176000.0154000.0139000.0140000.0100000.0118000.0246000.0100000.0100000.0351000.0
Percentage of IssuanceOfStockAndWarrantsForServicesOrClaims100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LaborAndRelatedExpense

us-gaap:LaborAndRelatedExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value4950474950483839404229293032303028282525252724262829171717177.44421201918181717171717
Percentage of LaborAndRelatedExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseCost

us-gaap:LeaseCost


None
Period End2020-06-302019-06-30
Value3015000.03134000.0
Percentage of LeaseCost100.0100.0

us-gaap:LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans

us-gaap:LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans


None
Period End2020-06-30
Value0
Percentage of LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans0.0

us-gaap:NetChangeInterestBearingDepositsDomestic

us-gaap:NetChangeInterestBearingDepositsDomestic


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value773150445389-24.35610623141-15.59314183139137169113120-8.26110-13.837100-43.02411-103.94-129.3655717-69.934-48.097-6.10956-31.724-23.667104829-41.012-26.1416.776-2.757
Percentage of NetChangeInterestBearingDepositsDomestic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetChangeNoninterestBearingDepositsDomestic

us-gaap:NetChangeNoninterestBearingDepositsDomestic


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value127897-185.03514050185-95.28-3.0413543-36.431331097-48.6434929-9.69434481475-4.9655.424180-85.051-5.525282.3112041122630-8.157228.5822-10.912-18.522
Percentage of NetChangeNoninterestBearingDepositsDomestic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic

us-gaap:NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value307.0895553483544384916152017
Percentage of NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic

us-gaap:NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic


None
Period End2020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0-42000.042000.0-85000.0-85000.0-192000.0-565000.0-2473000.064000.094000.0238000.0474000.0
Percentage of NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoninterestExpense

us-gaap:NoninterestExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value102959411110510674768510459575957565655545453555351595967353434332138373536343534373335
Percentage of NoninterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoninterestIncome

us-gaap:NoninterestIncome


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value35282948302423194022171718181818171517161615131616148.3799.216119.835-0.91815141111119.96310131212
Percentage of NoninterestIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoninterestIncomeOtherOperatingIncome

us-gaap:NoninterestIncomeOtherOperatingIncome


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-1.242.1412.746121.440.8972.2581.0280.8612.9980.5480.7780.4550.997-2.4142.1482.1521.2251.4891.9071.1151.33-6.5553.7153.3823.1381.5951.4981.0441.2111.211.0670.9721.0451.1190.9180.8840.9121.0130.9181.326
Percentage of NoninterestIncomeOtherOperatingIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoninterestIncomeOtherOperatingIncome us-gaap:InitialApplicationPeriodCumulativeEffectTransition

us-gaap:DifferenceBetweenRevenueGuidanceInEffectBeforeAndAfterTopic606


None
Period End2020-06-302020-03-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.6452.1411.10.8131.90.9460.8740.7070.60.6480.4680.561
Percentage of NoninterestIncomeOtherOperatingIncome-52.0100.076.490.684.192.0101.523.6109.583.3102.956.3

us-gaap:OccupancyNet

us-gaap:OccupancyNet


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value7.2247.1337.3667.4937.5347.3996.596.5516.1596.315.0344.9394.7184.9034.9014.8414.8094.9764.8334.9155.1735.1334.9524.9025.1025.183.1042.822.7642.8553.1493.2623.0922.6472.7972.8852.6682.7542.9642.9472.871
Percentage of OccupancyNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeaseCost


None
Period End2020-06-302019-06-30
Value2928000.03134000.0
Percentage of OperatingLeaseCost100.0100.0

us-gaap:OperatingLeaseExpense

us-gaap:OperatingLeaseExpense


None
Period End2020-03-312019-09-302019-06-302019-03-31
Value2900000.02900000.03100000.03200000.0
Percentage of OperatingLeaseExpense100.0100.0100.0100.0

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeasePayments


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value3376000.03517000.03412000.03468000.0
Percentage of OperatingLeasePayments100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax

aub:UnrealizedGainLossOnBankOwnedLifeInsurance


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value0.0-1.2890.00.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax0.0100.00.00.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0.0-0.699-3.1336.025-2.595-1.46-2.1270.5750.6751.9640.7220.041-0.775
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax0.054.20.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value211410412222016-11.31-2.586-13.191-2.999-2.7295.0273.637-16.0371.1213.6983.032-1.8281.25-6.845
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax0.0-1139.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value211210017191814-10.735-1.911
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax0.0-985.20.00.00.00.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0-699000.0-7073000.06025000.0-2595000.0-1460000.0-2127000.0575000.0675000.01964000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0-1481000.0-7263000.0-158000.0-173000.0-120000.0-205000.0-227000.0-294000.0-249000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0-394000.0-1931000.0-42000.0-46000.0-32000.0-54000.0-60000.0-78000.0-66000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value8168000.01529000.0292000.05612000.073000.085000.0186000.077000.0-69000.0168000.012000.0119000.076000.0313000.038000.002000.093000.0529000.0-146000.0263000.0125000.0160000.0647000.017000.019000.0-16000.03000.034000.0-7000.0
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value2171000.0407000.077000.01492000.020000.023000.049000.020000.0-18000.045000.06000.064000.041000.0-168000.0123000.00-1000.050000.0285000.079000.0-142000.068000.086000.0348000.0-9000.0-10000.0-10000.02000.0-19000.04000.0
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossTax

us-gaap:OtherComprehensiveIncomeLossTax


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value3.4153.891.8365.913-5.346-4.3562.9660.617-3.565-1.616-1.5222.7521.7880.8040.5591.9091.5021.351-0.6711.131-1.7211.1720.5310.357-1.3751.7062.1851.651-3.7211.808
Percentage of OtherComprehensiveIncomeLossTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value2114-4.70812222016-11.31-2.586-13.191-2.999-2.7295.0273.637-16.0371.1213.6983.032-1.8281.25-6.8453.7832.2461.7986.7336.313-1.147-0.393-9.72-2.107-3.0762.1760.9920.662-1.1153.234.0593.057
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value5.5873.904-1.2513.2875.8885.3384.353-3.007-0.687-3.506-1.615-1.472.7071.9580.1810.6041.9911.6330.9840.673-3.6862.0371.210.9683.6253.3990.6180.2125.2331.135-1.6571.1720.5350.355-1.4051.9210.01.645-3.7231.822
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:OtherDepreciationAndAmortization

us-gaap:OtherDepreciationAndAmortization


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value6.5856.1645.9116.1168.1374.783.273.5841.9733.7763.5213.5233.5813.3964.7182.9222.9572.9583.043.1343.3213.625-3.8016.156.1196.0823.2258.0771.1221.476
Percentage of OtherDepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoninterestExpense

us-gaap:OtherNoninterestExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value4.4594.8116.1723.1143.1451.8021.682.0812.1741.4831.3181.3661.4321.1591.6282.4211.6561.871-0.7212.6792.8062.522-6.7425.6525.4665.187131211109.17811121113111312141113
Percentage of OtherNoninterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromProductiveAssets

us-gaap:PaymentsForProceedsFromProductiveAssets


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312011-09-302010-09-30
Value6.893.9944.3455.8564.2311.46-6.0321.6811.7510.9022.1221.8662.1173.1561.2372.0431.1741.8851.329-0.7430.9382.346-2.251-3.846
Percentage of PaymentsForProceedsFromProductiveAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value179000.02010000.0220000.0127000.0307000.01647000.0407000.0103000.0128000.02270000.0254000.0247000.018000.01048000.0141000.047000.021000.0377000.0130000.062000.011000.0213000.037000.018000.0
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireBusinessesGross

us-gaap:PaymentsToAcquireBusinessesGross


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-30
Value0.00.00.00.00.00.0120.023.3564.7586.170.2310.00.00.00.00.00.00.0
Percentage of PaymentsToAcquireBusinessesGross0.00.00.00.00.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.0

us-gaap:PaymentsToAcquireHeldToMaturitySecurities

us-gaap:PaymentsToAcquireHeldToMaturitySecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value0.00.00.00.00.047257187400.00.00.02.9584.8782.390.00.00.0
Percentage of PaymentsToAcquireHeldToMaturitySecurities0.00.00.00.00.0100.0100.0100.0100.00.00.00.0100.0100.0100.00.00.00.0

us-gaap:PaymentsToAcquireLoansAndLeasesHeldForInvestment

us-gaap:PaymentsToAcquireLoansAndLeasesHeldForInvestment


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value15361503692226781306124
Percentage of PaymentsToAcquireLoansAndLeasesHeldForInvestment100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PreferredStockDividendsPerShareDeclared us-gaap:StatementClassOfStock, us-gaap:SubsequentEventType

us-gaap:PreferredStockDividendsPerShareDeclared

aub:DepositaryShares, us-gaap:SubsequentEvent


None
Period End2020-07-24
Value0.39
Percentage of PreferredStockDividendsPerShareDeclared100.0

us-gaap:SeriesAPreferredStock, us-gaap:SubsequentEvent


None
Period End2020-07-24
Value156.6
Percentage of PreferredStockDividendsPerShareDeclared40153.8

us-gaap:ProceedsFromIssuanceOfCommonStock

us-gaap:ProceedsFromIssuanceOfCommonStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-312011-09-302010-12-312010-09-30
Value0.0240.7770.170.6940.9860.1380.0170.9640.4390.9270.0680.3970.0440.5280.6760.2710.1650.3170.3620.1460.2730.1470.1580.1290.4850.4580.6580.1730.0150.2510.1080.1190.09
Percentage of ProceedsFromIssuanceOfCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfPreferredStockAndPreferenceStock us-gaap:StatementClassOfStock

us-gaap:ProceedsFromIssuanceOfPreferredStockAndPreferenceStock

us-gaap:SeriesAPreferredStock


None
Period End2020-06-09
Value166
Percentage of ProceedsFromIssuanceOfPreferredStockAndPreferenceStock100.0

us-gaap:ProceedsFromIssuanceOfTrustPreferredSecurities us-gaap:BusinessAcquisition, us-gaap:LongtermDebtType

us-gaap:ProceedsFromIssuanceOfTrustPreferredSecurities

aub:StellaroneBankAndXenith, aub:TrustPreferredCapitalNotes


None
Period End2020-06-302020-03-31
Value0.058
Percentage of ProceedsFromIssuanceOfTrustPreferredSecurities0.0100.0

us-gaap:ProceedsFromIssuanceOfTrustPreferredSecurities us-gaap:LongtermDebtType

aub:FnbStatutoryTrustIiIndenture


None
Period End2020-06-302020-03-312019-12-312019-09-30
Value0.0120.00.0
Percentage of ProceedsFromIssuanceOfTrustPreferredSecurities0.020.50.00.0

aub:GatewayCapitalStatutoryTrustI


None
Period End2020-06-302020-03-312019-12-312019-09-30
Value0.08.00.00.0
Percentage of ProceedsFromIssuanceOfTrustPreferredSecurities0.013.70.00.0

aub:GatewayCapitalStatutoryTrustII


None
Period End2020-06-302020-03-312019-12-312019-09-30
Value0.07.00.00.0
Percentage of ProceedsFromIssuanceOfTrustPreferredSecurities0.012.00.00.0

aub:GatewayCapitalStatutoryTrustIII


None
Period End2020-06-302020-03-312019-12-312019-09-30
Value0.0150.00.0
Percentage of ProceedsFromIssuanceOfTrustPreferredSecurities0.025.60.00.0

aub:GatewayCapitalStatutoryTrustIV


None
Period End2020-06-302020-03-312019-12-312019-09-30
Value0.0250.00.0
Percentage of ProceedsFromIssuanceOfTrustPreferredSecurities0.042.70.00.0

aub:MFCCapitalTrustII


None
Period End2020-06-302020-03-312019-12-312019-09-30
Value0.05.00.00.0
Percentage of ProceedsFromIssuanceOfTrustPreferredSecurities0.08.50.00.0

aub:StatutoryTrustOne


None
Period End2020-06-302020-03-312019-12-312019-09-30
Value0.0220.00.0
Percentage of ProceedsFromIssuanceOfTrustPreferredSecurities0.038.50.00.0

aub:StatutoryTrustTwo


None
Period End2020-06-302020-03-312019-12-312019-09-30
Value0.0360.00.0
Percentage of ProceedsFromIssuanceOfTrustPreferredSecurities0.061.50.00.0

aub:TrustPreferredCapitalNotes


None
Period End2020-06-302020-03-312019-12-312019-09-30
Value0.01500.00.0
Percentage of ProceedsFromIssuanceOfTrustPreferredSecurities0.0257.30.00.0

aub:VfgLimitedLiabilityTrustIIndenture


None
Period End2020-06-302020-03-312019-12-312019-09-30
Value0.0200.00.0
Percentage of ProceedsFromIssuanceOfTrustPreferredSecurities0.034.20.00.0

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value90817068545355473633262933263127272932403534324236312328374051424340392825324132
Percentage of ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value3885000.02042000.0619000.01113000.090000.01320000.000004230000.0-91000.0-92000.01001000.0845000.01231000.0610000.002885000.0795000.0
Percentage of ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value107120279817920817827193115
Percentage of ProceedsFromSaleOfAvailableForSaleSecuritiesDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfForeclosedAssets

us-gaap:ProceedsFromSaleOfForeclosedAssets


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value0.3572.0956.7894.2940.8640.1712.6780.8891.5711.1571.420.6470.1750.2060.8552.8440.7991.3393.9350.7652.8952.7147.8792.2163.9133.82.4841.6942.5140.8774.0042.0715.5921.4853.6833.2863.6913.58
Percentage of ProceedsFromSaleOfForeclosedAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProfessionalFees

us-gaap:ProfessionalFees


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value2.9893.3073.6362.6812.632.9582.1822.8752.6712.5972.1911.9852.0921.6581.6531.8952.5481.9891.3011.9911.6691.3481.6971.41.4421.0551.2360.7950.6630.7250.7510.851.1770.7030.6790.7671.449
Percentage of ProfessionalFees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForLoanAndLeaseLosses

us-gaap:ProvisionForLoanAndLeaseLosses


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value32563.19.15.94.0254.7963.1832.423.53.7113.052.32.011.4742.3972.32.5042.011.9623.5491.754.51.81.51.2061.81.02.053.32.43.03.52.43.64.56.39.55.9123.955
Percentage of ProvisionForLoanAndLeaseLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForLoanAndLeaseLosses us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:CommercialPortfolioSegment


None
Period End2020-06-302020-03-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value3442-0.1683.4262.1063.6611.1610.937-0.643-1.1271.487-0.1561.869
Percentage of ProvisionForLoanAndLeaseLosses108.775.6-8.696.5120.381.464.562.50.0-93.482.6-15.691.2

us-gaap:ConsumerPortfolioSegment


None
Period End2020-06-302020-03-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-2.793132.130.123-0.3560.8910.4970.4530.8432.1780.4381.1680.135
Percentage of ProvisionForLoanAndLeaseLosses-8.724.4108.63.5-20.319.827.630.20.0180.624.3116.86.6

us-gaap:ProvisionForLoanLeaseAndOtherLosses

us-gaap:ProvisionForLoanLeaseAndOtherLosses


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302012-09-30
Value34602.99.15.33.7924.7253.342.1473.53.4113.052.1732.1221.7242.4722.32.6042.012.0623.7491.754.51.81.52.4
Percentage of ProvisionForLoanLeaseAndOtherLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax us-gaap:StatementEquityComponents

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax

aub:UnrealizedGainLossOnBankOwnedLifeInsurance


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value-129000.0-108000.0-19000.0-19000.0
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax100.0100.0100.0100.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0-1481000.0-7263000.0-158000.0-173000.0-120000.0-205000.0-227000.0-294000.0-249000.0-174000.0-189000.0-318000.0
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax-0.01371.30.00.0910.5631.60.00.00.00.00.00.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value8168000.01529000.0292000.05612000.073000.085000.0186000.077000.0-69000.0168000.012000.0119000.076000.0313000.038000.002000.093000.0529000.0-146000.0263000.0
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax-6331.8-1415.70.00.0-384.2-447.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value8044000.0-55000.0-6986000.05440000.0-114000.0-49000.0-33000.0-164000.0-283000.0
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax-6235.750.90.00.0600.0257.90.00.00.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value1967000.01216000.0-727000.04346000.0
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability100.0100.0100.0100.0

us-gaap:ShorttermDebtAverageOutstandingAmount

us-gaap:ShorttermDebtAverageOutstandingAmount


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value-92.461364-131.528-194.332-76.6191075-4.21-161.5370.1581133-3.88819135736.6561838525-3.771-7.8711379-0.208-25.17814249157.6142.7449410
Percentage of ShorttermDebtAverageOutstandingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesEmployeeStockOwnershipPlan

us-gaap:StockIssuedDuringPeriodSharesEmployeeStockOwnershipPlan


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value1632.034714.028253.036551.06127.01408.034477.017058.068495.05055.026603.02810.029008.034365.019817.012423.021804.023513.011251.0
Percentage of StockIssuedDuringPeriodSharesEmployeeStockOwnershipPlan100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesIssuedForServices

us-gaap:StockIssuedDuringPeriodSharesIssuedForServices


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value8640.06860.07840.06192.06085.06160.07248.05259.04914.04328.05209.06464.04856.04556.05024.05152.04400.04383.010217.0
Percentage of StockIssuedDuringPeriodSharesIssuedForServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesNewIssues

us-gaap:StockIssuedDuringPeriodSharesNewIssues


None
Period End2020-06-30
Value17250.0
Percentage of StockIssuedDuringPeriodSharesNewIssues100.0

us-gaap:StockIssuedDuringPeriodSharesNewIssues us-gaap:StatementClassOfStock

aub:DepositaryShares


None
Period End2020-06-09
Value6900000.0
Percentage of StockIssuedDuringPeriodSharesNewIssues0.0

us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardGross

us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardGross


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value19848.0142180.08247.021447.0104150.036226.05606.06664.069562.017865.017079.0747.058679.08105.03522.01694.030299.09797.06527.05845.07829.0-2214.04032.05069.003584.08659.03366.07239.0
Percentage of StockIssuedDuringPeriodSharesRestrictedStockAwardGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan

us-gaap:StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value24000.0777000.0694000.0986000.0138000.017000.0964000.0439000.0927000.068000.0397000.044000.0528000.0676000.0271000.0165000.0317000.0362000.0146000.0273000.0147000.0158000.0129000.0485000.0458000.0658000.0173000.015000.0141000.01000.0-21000.076000.043000.01000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value22000.0731000.0656000.0938000.0130000.015000.0918000.0416000.0836000.062000.0362000.040000.0489000.0630000.0245000.0148000.0288000.0331000.0131000.0249000.0137000.0147000.0120000.0438000.0425000.0612000.0169000.014000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan91.794.194.595.194.288.295.294.890.291.291.290.992.693.290.489.790.991.489.791.293.293.093.090.392.893.097.793.3

us-gaap:CommonStock


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2000.046000.038000.048000.08000.02000.046000.023000.091000.06000.035000.04000.039000.046000.026000.017000.029000.031000.015000.024000.010000.011000.09000.047000.033000.046000.04000.01000.030000.01000.008000.03000.01000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan8.35.95.54.95.811.84.85.29.88.88.89.17.46.89.610.39.18.610.38.86.87.07.09.77.27.02.36.721.3100.0-0.010.57.0100.0

us-gaap:StockIssuedDuringPeriodValueIssuedForServices

us-gaap:StockIssuedDuringPeriodValueIssuedForServices


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value200000.0204000.0279000.0200000.0219000.0217000.0301000.0212000.0184000.0163000.0163000.0222000.0176000.0154000.0139000.0140000.0100000.0118000.0246000.0100000.0100000.0351000.0
Percentage of StockIssuedDuringPeriodValueIssuedForServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueIssuedForServices us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value189000.0195000.0269000.0192000.0211000.0209000.0292000.0205000.0177000.0157000.0156000.0213000.0170000.0148000.0133000.0133000.094000.0112000.0232000.094000.094000.0331000.0
Percentage of StockIssuedDuringPeriodValueIssuedForServices94.595.696.496.096.396.397.096.796.296.395.795.996.696.195.795.094.094.994.394.094.094.3

us-gaap:CommonStock


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value11000.09000.010000.08000.08000.08000.09000.07000.07000.06000.07000.09000.06000.06000.06000.07000.06000.06000.014000.06000.06000.020000.0
Percentage of StockIssuedDuringPeriodValueIssuedForServices5.54.43.64.03.73.73.03.33.83.74.34.13.43.94.35.06.05.15.76.06.05.7

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardGross

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardGross


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-179000.0-2010000.0-127000.0-307000.0-1647000.0-407000.0-103000.0-128000.0-2270000.0-254000.0-247000.0-18000.0-1048000.0-141000.0-47000.0-21000.0-377000.0-130000.0-62000.0-11000.0-213000.0
Percentage of StockIssuedDuringPeriodValueRestrictedStockAwardGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardGross us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value-206000.0-2199000.0-138000.0-336000.0-1786000.0-455000.0-111000.0-136000.0-2363000.0-278000.0-270000.0-19000.0-1126000.0-152000.0-51000.0-24000.0-417000.0-20000.0-12000.0-1000.0-39000.0-2000.0-9000.07000.0-18000.0-10000.0-8000.0-1000.0-7000.0-8000.00
Percentage of StockIssuedDuringPeriodValueRestrictedStockAwardGross115.1109.4108.7109.4108.4111.8107.8106.2104.1109.4109.3105.6107.4107.8108.5114.3110.615.419.49.118.30.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value27000.0189000.011000.029000.0139000.048000.08000.08000.093000.024000.023000.01000.078000.011000.04000.03000.040000.020000.012000.01000.039000.02000.09000.0-7000.018000.010000.08000.01000.07000.08000.008000.05000.07000.004000.012000.07000.01000.0
Percentage of StockIssuedDuringPeriodValueRestrictedStockAwardGross-15.1-9.4-8.7-9.4-8.4-11.8-7.8-6.2-4.1-9.4-9.3-5.6-7.4-7.8-8.5-14.3-10.6-15.4-19.4-9.1-18.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockRepurchasedAndRetiredDuringPeriodValue

us-gaap:StockRepurchasedAndRetiredDuringPeriodValue


None
Period End2020-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value490.0012.4866.962238.2653.865
Percentage of StockRepurchasedAndRetiredDuringPeriodValue100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockRepurchasedAndRetiredDuringPeriodValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


None
Period End2020-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value470.02.3576.599227.8363.645
Percentage of StockRepurchasedAndRetiredDuringPeriodValue96.00.094.894.894.294.894.3

us-gaap:CommonStock


None
Period End2020-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value1.9850.0010.1290.3631.3840.4290.22
Percentage of StockRepurchasedAndRetiredDuringPeriodValue4.0100.05.25.25.85.25.7

us-gaap:SuppliesAndPostageExpense

us-gaap:SuppliesAndPostageExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value999000.01290000.01293000.01268000.01252000.01242000.01125000.01183000.01282000.01073000.01252000.01154000.01406000.01150000.01126000.01147000.01280000.01139000.01154000.01191000.01408000.01370000.01242000.01290000.01170000.01223000.0712000.0652000.0783000.0822000.0629000.0814000.0620000.0845000.0582000.0502000.0556000.0
Percentage of SuppliesAndPostageExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TaxesOther

us-gaap:TaxesOther


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value4.124.123.973.9714.0443.7642.8822.8782.8952.8862.0222.0222.0222.0221.5920.6391.6071.6181.5531.5691.5541.5511.4321.461.5071.3850.7870.7960.80.7990.7550.7460.7580.7580.7170.7110.705
Percentage of TaxesOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TransferToOtherRealEstate

us-gaap:TransferToOtherRealEstate


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value0.00.6150.0620.6450.2710.90.3870.0470.0050.0540.3250.6210.035-0.0710.4320.2460.2140.405-0.7931.0810.2880.124-3.1162.5531.6191.0851.3262.8411.5572.8292.8650.277
Percentage of TransferToOtherRealEstate0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment

us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value11000.027000.064000.063000.061000.038000.047000.081000.085000.091000.072000.0189000.077000.076000.084000.081000.082000.089000.0102000.0103000.068000.080000.075000.027.020.022000.015.022.0
Percentage of WeightedAverageNumberDilutedSharesOutstandingAdjustment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

aub:CashPledgedAsCollateral

aub:CashPledgedAsCollateral


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value2712461161337813
Percentage of CashPledgedAsCollateral100.0100.0100.0100.0100.0100.0

aub:CashPledgedAsCollateral us-gaap:FinancialInstrument

us-gaap:Derivative


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value2712461161337813
Percentage of CashPledgedAsCollateral100.0100.0100.0100.0100.0100.0

aub:CashPledgedAsCollateral us-gaap:LongtermDebtType

aub:PaycheckProtectionProgramLiquidityFacility


None
Period End2020-06-30
Value0.0
Percentage of CashPledgedAsCollateral0.0

aub:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue

aub:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value313675385
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue100.0100.0100.0100.0

aub:DebtSecuritiesAvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions us-gaap:InformationByCategoryOfDebtSecurity

aub:DebtSecuritiesAvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions

us-gaap:AvailableforsaleSecurities


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value14.020.047.0138.0
Percentage of DebtSecuritiesAvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions100.0100.0100.0100.0

aub:FederalFundsLinesAvailableBalance

aub:FederalFundsLinesAvailableBalance


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value972787682647557382
Percentage of FederalFundsLinesAvailableBalance100.0100.0100.0100.0100.0100.0

aub:FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod

aub:FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value136000.0128000.0120.0115.0115.0114.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod100.0100.0100.0100.0100.0100.0

aub:FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod us-gaap:FinancialInstrumentPerformanceStatus

us-gaap:NonperformingFinancingReceivable


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value29000.027000.024.023.026.029.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod21.321.120.020.022.625.4

us-gaap:PerformingFinancingReceivable


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value107000.0101000.096.092.089.085.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod78.778.980.080.077.474.6

aub:FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:NonperformingFinancingReceivable, aub:CommercialAndIndustrial


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value2000.01000.01.01.04.06.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod1.50.80.80.93.55.3

us-gaap:NonperformingFinancingReceivable, aub:CommercialRealEstateOwnerOccupied


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value2000.02000.02.02.02.02.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod1.51.61.71.71.71.8

us-gaap:NonperformingFinancingReceivable, aub:Residential1To4FamilyCommercial


None
Period End2020-06-302019-12-312018-12-31
Value1000.001.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod0.70.00.9

us-gaap:NonperformingFinancingReceivable, aub:Residential1To4FamilyConsumer


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value21000.022000.019.015.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod15.417.215.813.2

us-gaap:NonperformingFinancingReceivable, aub:Residential1To4FamilyRevolving


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value3000.02000.02.02.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod2.21.61.71.8

us-gaap:PerformingFinancingReceivable, aub:CommercialAndIndustrial


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value5000.04000.04.05.02.04.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod3.73.13.34.31.73.5

us-gaap:PerformingFinancingReceivable, aub:CommercialRealEstateNonOwnerOccupied


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value1000.01000.01.01.03.04.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod0.70.80.80.92.63.5

us-gaap:PerformingFinancingReceivable, aub:CommercialRealEstateOwnerOccupied


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value6000.06000.06.06.08.08.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod4.44.75.05.27.07.0

us-gaap:PerformingFinancingReceivable, aub:ConsumerSegment


None
Period End2020-06-302020-03-312019-12-31
Value5000.04000.04.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod3.73.13.3

us-gaap:PerformingFinancingReceivable, aub:OtherCommercial


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value1000.01000.01.01.01.01.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod0.70.80.80.90.90.9

us-gaap:PerformingFinancingReceivable, aub:Residential1To4FamilyCommercial


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value4000.05000.05.08.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod2.93.94.27.0

us-gaap:PerformingFinancingReceivable, aub:Residential1To4FamilyConsumer


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value79000.074000.069.052.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod58.157.857.545.6

us-gaap:PerformingFinancingReceivable, aub:Residential1To4FamilyRevolving


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value2000.02000.02.02.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod1.51.61.71.8

us-gaap:PerformingFinancingReceivable, us-gaap:ConstructionLoans


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value4000.04000.04.04.04.05.0
Percentage of FinancingReceivableModificationsNumberOfContractsAtEndOfPeriod2.93.13.33.53.54.4

aub:FinancingReceivableModificationsOutstandingCommitment

aub:FinancingReceivableModificationsOutstandingCommitment


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value26000.0026000.0026000.00
Percentage of FinancingReceivableModificationsOutstandingCommitment100.00.0100.00.0100.00.0

aub:FinancingReceivableModificationsOutstandingCommitment us-gaap:FinancialInstrumentPerformanceStatus

us-gaap:PerformingFinancingReceivable


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value26000.0026000.0026000.00
Percentage of FinancingReceivableModificationsOutstandingCommitment100.00.0100.00.0100.00.0

aub:FinancingReceivableModificationsOutstandingCommitment us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:PerformingFinancingReceivable, aub:CommercialRealEstateOwnerOccupied


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value26000.0026000.0026000.00
Percentage of FinancingReceivableModificationsOutstandingCommitment100.00.0100.00.0100.00.0

aub:FinancingReceivableRevolvingConvertedToTermLoan us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

aub:FinancingReceivableRevolvingConvertedToTermLoan

aub:CommercialAndIndustrial


None
Period End2020-03-31
Value402000.0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan100.0

aub:CommercialRealEstateNonOwnerOccupied


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

aub:CommercialRealEstateOwnerOccupied


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

aub:OtherCommercial


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

aub:Residential1To4FamilyCommercial


None
Period End2020-03-31
Value3648000.0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan907.5

srt:Multifamily


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

us-gaap:CommercialPortfolioSegment


None
Period End2020-03-31
Value4050000.0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan1007.5

us-gaap:ConstructionLoans


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

aub:FinancingReceivableRevolvingConvertedToTermLoan us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment

aub:CommercialAndIndustrial, us-gaap:Pass


None
Period End2020-03-31
Value353000.0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan87.8

aub:CommercialAndIndustrial, us-gaap:SpecialMention


None
Period End2020-03-31
Value49000.0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan12.2

aub:CommercialAndIndustrial, us-gaap:Substandard


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

aub:CommercialRealEstateNonOwnerOccupied, us-gaap:Doubtful


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

aub:CommercialRealEstateNonOwnerOccupied, us-gaap:Pass


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

aub:CommercialRealEstateNonOwnerOccupied, us-gaap:SpecialMention


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

aub:CommercialRealEstateNonOwnerOccupied, us-gaap:Substandard


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

aub:CommercialRealEstateOwnerOccupied, us-gaap:Pass


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

aub:CommercialRealEstateOwnerOccupied, us-gaap:SpecialMention


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

aub:CommercialRealEstateOwnerOccupied, us-gaap:Substandard


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

aub:OtherCommercial, us-gaap:Pass


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

aub:OtherCommercial, us-gaap:SpecialMention


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

aub:OtherCommercial, us-gaap:Substandard


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

aub:Residential1To4FamilyCommercial, us-gaap:Pass


None
Period End2020-03-31
Value810000.0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan201.5

aub:Residential1To4FamilyCommercial, us-gaap:SpecialMention


None
Period End2020-03-31
Value2762000.0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan687.1

aub:Residential1To4FamilyCommercial, us-gaap:Substandard


None
Period End2020-03-31
Value76000.0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan18.9

srt:Multifamily, us-gaap:Pass


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

srt:Multifamily, us-gaap:SpecialMention


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

srt:Multifamily, us-gaap:Substandard


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

us-gaap:CommercialPortfolioSegment, us-gaap:Doubtful


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

us-gaap:CommercialPortfolioSegment, us-gaap:Pass


None
Period End2020-03-31
Value1163000.0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan289.3

us-gaap:CommercialPortfolioSegment, us-gaap:SpecialMention


None
Period End2020-03-31
Value2811000.0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan699.3

us-gaap:CommercialPortfolioSegment, us-gaap:Substandard


None
Period End2020-03-31
Value76000.0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan18.9

us-gaap:ConstructionLoans, us-gaap:Pass


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

us-gaap:ConstructionLoans, us-gaap:SpecialMention


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

us-gaap:ConstructionLoans, us-gaap:Substandard


None
Period End2020-03-31
Value0
Percentage of FinancingReceivableRevolvingConvertedToTermLoan0.0

aub:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFiveGross us-gaap:LongtermDebtType

aub:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFiveGross

us-gaap:FederalHomeLoanBankAdvances


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-30
Value550550550750700
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFiveGross100.0100.0100.0100.0100.0

aub:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFiveGross us-gaap:LongtermDebtType

aub:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFiveGross

us-gaap:FederalHomeLoanBankAdvances


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.02002000.00.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFiveGross0.0100.0100.00.00.0

aub:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFourGross us-gaap:LongtermDebtType

aub:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFourGross

us-gaap:FederalHomeLoanBankAdvances


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.00.00.00.0140
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFourGross0.00.00.00.0100.0

aub:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThreeGross us-gaap:LongtermDebtType

aub:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThreeGross

aub:PaycheckProtectionProgramLiquidityFacility


None
Period End2020-06-30
Value189
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThreeGross100.0

aub:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwoGross us-gaap:LongtermDebtType

aub:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwoGross

us-gaap:FederalHomeLoanBankAdvances


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.00.00.03030
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwoGross0.00.00.0100.0100.0

aub:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYearGross us-gaap:LongtermDebtType

aub:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYearGross

us-gaap:FederalHomeLoanBankAdvances


None
Period End2020-06-302020-03-312019-09-302019-06-30
Value10.0306060
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYearGross100.0100.0100.0100.0

aub:OtherShortTermBorrowingsIncludingFhlbAdvances

aub:OtherShortTermBorrowingsIncludingFhlbAdvances


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value0.03803701048
Percentage of OtherShortTermBorrowingsIncludingFhlbAdvances0.0100.0100.0100.0

us-gaap:AccountsReceivableFairValueDisclosure

us-gaap:AccountsReceivableFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value6246525158564641373526252323232221222021212221212222151419
Percentage of AccountsReceivableFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsReceivableFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value62465251585646413735262523232322212220212122212122221519
Percentage of AccountsReceivableFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsReceivableFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value62465251585646413735262523232322212220
Percentage of AccountsReceivableFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedInvestmentIncomeReceivable us-gaap:InformationByCategoryOfDebtSecurity

us-gaap:AccruedInvestmentIncomeReceivable

us-gaap:AvailableforsaleSecurities


None
Period End2020-06-30
Value45
Percentage of AccruedInvestmentIncomeReceivable100.0

us-gaap:HeldtomaturitySecurities


None
Period End2020-06-30
Value6.8
Percentage of AccruedInvestmentIncomeReceivable14.9

us-gaap:AccruedLiabilitiesFairValueDisclosure

us-gaap:AccruedLiabilitiesFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value4495000.07532000.06108000.08919000.07545000.08389000.05284000.06017000.03794000.05638000.02538000.04372000.02196000.04209000.02230000.01581000.01595000.01660000.01578000.01610000.01749000.01818000.01899000.01963000.02013000.02136000.0902000.0954000.01063000.01258000.01414000.0856000.0911000.01865000.0
Percentage of AccruedLiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedLiabilitiesFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value4495000.07532000.06108000.08919000.07545000.08389000.05284000.06017000.03794000.05638000.02538000.04372000.02196000.04209000.02230000.01581000.01595000.01660000.01578000.01610000.01749000.01818000.01899000.01963000.02013000.02136000.0902000.01414000.0
Percentage of AccruedLiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedLiabilitiesFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value4495000.07532000.06108000.08919000.07545000.08389000.05284000.06017000.03794000.05638000.02538000.04372000.02196000.04209000.02230000.01581000.01595000.01660000.01578000.0
Percentage of AccruedLiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdvancesFromFederalHomeLoanBanks

us-gaap:AdvancesFromFederalHomeLoanBanks


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value355370344573939385215225200200210210190190185200200200200210210210210210210140140
Percentage of AdvancesFromFederalHomeLoanBanks100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:AssetsFairValueDisclosure

us-gaap:FairValueMeasurementsNonrecurring


None
Period End2020-06-302020-03-312019-12-31
Value6.46.611
Percentage of AssetsFairValueDisclosure100.0100.0100.0

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value0.00.6680.8630.9641.1091.52.1344344
Percentage of AssetsOfDisposalGroupIncludingDiscontinuedOperation0.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value9381536051279.4144.5610
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax us-gaap:FinancialInstrument

us-gaap:CommercialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value18138.786
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax20.016.916.3

us-gaap:CorporateBondSecurities


None
Period End2020-06-302020-03-312019-12-312018-12-312017-12-31
Value1.1222.1854.4031.1181.131
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax1.22.78.211.910.7

us-gaap:MortgageBackedSecurities


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value47232823104.4520.7982.596
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax58.444.347.445.038.447.317.524.6

us-gaap:ResidentialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value383317
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax40.841.531.8

us-gaap:USGovernmentAgenciesDebtSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.5050.3650.0110.0150.0180.006
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax0.50.40.00.00.00.0

us-gaap:USStatesAndPoliticalSubdivisions


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value3431252624143.8443.386.842
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax37.438.547.544.347.555.040.874.164.7

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

us-gaap:CommercialMortgageBackedSecurities, aub:NonAgencySecurities


None
Period End2020-06-30
Value0.062
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax0.1

us-gaap:CommercialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value188.786
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax19.916.3

us-gaap:ResidentialMortgageBackedSecurities, aub:NonAgencySecurities


None
Period End2020-06-302019-12-31
Value0.4940.476
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax0.50.9

us-gaap:ResidentialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value3716
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax40.330.9

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value4.2178.9661.91.3561.9497.01615327.686
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax us-gaap:FinancialInstrument

us-gaap:CollateralizedSecuritiesOther


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value0.00.00.00.00.00.00.00.1840.077
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax0.00.00.00.00.00.00.00.61.0

us-gaap:CommercialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value0.0880.0560.643
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax2.10.633.8

us-gaap:CorporateBondSecurities


None
Period End2020-06-302020-03-312019-12-312018-12-312017-12-31
Value2.2613.4490.5460.9830.876
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax53.638.528.76.311.4

us-gaap:MortgageBackedSecurities


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value4.9281.3250.971.4296.12812246.169
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax55.069.771.573.387.381.274.480.3

us-gaap:ResidentialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value1.5044.8720.816
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax35.754.342.9

us-gaap:USGovernmentAgenciesDebtSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.0570.0340.00.00.00.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax1.40.40.00.00.00.0

us-gaap:USStatesAndPoliticalSubdivisions


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value0.3070.5550.0290.0120.0110.0811.9416.1750.564
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax7.36.21.50.90.61.212.518.97.3

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

us-gaap:CommercialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value0.0880.619
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax2.132.6

us-gaap:ResidentialMortgageBackedSecurities, aub:NonAgencySecurities


None
Period End2020-06-30
Value1.089
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax25.8

us-gaap:ResidentialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value0.4150.816
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax9.842.9

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value192919001893185919492088178019111571126797196094894894793192792289187387410571075
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis us-gaap:CreditRatingMoodys, us-gaap:CreditRatingStandardPoors

aub:MoodySBbbBbBRating, aub:StandardPoorsBbbBbBRating


None
Period End2020-03-31
Value23
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis1.3

aub:MoodySNotRatedAgency, aub:StandardPoorsNotRatedAgency


None
Period End2020-03-31
Value1170
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis61.6

aub:MoodySNotRatedNonAgency, aub:StandardPoorsNotRatedNonAgency


None
Period End2020-03-31
Value118
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis6.2

aub:MoodysAaaAaRating, aub:StandardPoorsAaaAaRating


None
Period End2020-03-31
Value588
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis30.9

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis us-gaap:CreditRatingMoodys, us-gaap:CreditRatingStandardPoors, us-gaap:FinancialInstrument

aub:MoodySBbbBbBRating, aub:StandardPoorsBbbBbBRating, us-gaap:CollateralizedSecuritiesOther


None
Period End2020-03-31
Value0.0
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.0

aub:MoodySBbbBbBRating, aub:StandardPoorsBbbBbBRating, us-gaap:CorporateBondSecurities


None
Period End2020-03-31
Value22
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis1.2

aub:MoodySBbbBbBRating, aub:StandardPoorsBbbBbBRating, us-gaap:MortgageBackedSecurities


None
Period End2020-03-31
Value0.0
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.0

aub:MoodySBbbBbBRating, aub:StandardPoorsBbbBbBRating, us-gaap:USGovernmentAgenciesDebtSecurities


None
Period End2020-03-31
Value0.0
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.0

aub:MoodySBbbBbBRating, aub:StandardPoorsBbbBbBRating, us-gaap:USStatesAndPoliticalSubdivisions


None
Period End2020-03-31
Value1.033
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.1

aub:MoodySNotRatedAgency, aub:StandardPoorsNotRatedAgency, us-gaap:CollateralizedSecuritiesOther


None
Period End2020-03-31
Value1.608
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.1

aub:MoodySNotRatedAgency, aub:StandardPoorsNotRatedAgency, us-gaap:CorporateBondSecurities


None
Period End2020-03-31
Value0.0
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.0

aub:MoodySNotRatedAgency, aub:StandardPoorsNotRatedAgency, us-gaap:MortgageBackedSecurities


None
Period End2020-03-31
Value1153
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis60.7

aub:MoodySNotRatedAgency, aub:StandardPoorsNotRatedAgency, us-gaap:USGovernmentAgenciesDebtSecurities


None
Period End2020-03-31
Value15
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.8

aub:MoodySNotRatedAgency, aub:StandardPoorsNotRatedAgency, us-gaap:USStatesAndPoliticalSubdivisions


None
Period End2020-03-31
Value0.0
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.0

aub:MoodySNotRatedNonAgency, aub:StandardPoorsNotRatedNonAgency, us-gaap:CollateralizedSecuritiesOther


None
Period End2020-03-31
Value1.482
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.1

aub:MoodySNotRatedNonAgency, aub:StandardPoorsNotRatedNonAgency, us-gaap:CorporateBondSecurities


None
Period End2020-03-31
Value67
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis3.5

aub:MoodySNotRatedNonAgency, aub:StandardPoorsNotRatedNonAgency, us-gaap:MortgageBackedSecurities


None
Period End2020-03-31
Value49
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis2.6

aub:MoodySNotRatedNonAgency, aub:StandardPoorsNotRatedNonAgency, us-gaap:USGovernmentAgenciesDebtSecurities


None
Period End2020-03-31
Value0.0
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.0

aub:MoodySNotRatedNonAgency, aub:StandardPoorsNotRatedNonAgency, us-gaap:USStatesAndPoliticalSubdivisions


None
Period End2020-03-31
Value0.507
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.0

aub:MoodysAaaAaRating, aub:StandardPoorsAaaAaRating, us-gaap:CollateralizedSecuritiesOther


None
Period End2020-03-31
Value0.0
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.0

aub:MoodysAaaAaRating, aub:StandardPoorsAaaAaRating, us-gaap:CorporateBondSecurities


None
Period End2020-03-31
Value32
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis1.7

aub:MoodysAaaAaRating, aub:StandardPoorsAaaAaRating, us-gaap:MortgageBackedSecurities


None
Period End2020-03-31
Value38
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis2.0

aub:MoodysAaaAaRating, aub:StandardPoorsAaaAaRating, us-gaap:USGovernmentAgenciesDebtSecurities


None
Period End2020-03-31
Value2.497
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.1

aub:MoodysAaaAaRating, aub:StandardPoorsAaaAaRating, us-gaap:USStatesAndPoliticalSubdivisions


None
Period End2020-03-31
Value514
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis27.1

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis us-gaap:FinancialInstrument

us-gaap:CollateralizedSecuritiesOther


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value3.0993.093.0793.0673.5493.5378.769119.737
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.20.20.20.20.20.20.50.61.0

us-gaap:CommercialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value357353416
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis18.518.622.0

us-gaap:CorporateBondSecurities


None
Period End2020-06-302020-03-312019-12-312018-12-312017-12-31
Value132122259167113
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis6.96.413.79.411.7

us-gaap:MortgageBackedSecurities


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value1241120912151253138611381170552
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis65.363.965.464.366.463.961.256.9

us-gaap:ResidentialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value917887896
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis47.546.747.4

us-gaap:USGovernmentAgenciesDebtSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value14174.4874.4754.4624.451
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.70.90.20.20.20.2

us-gaap:USStatesAndPoliticalSubdivisions


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value504515417411485516466566295
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis26.227.122.022.124.924.726.229.630.4

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

us-gaap:CommercialMortgageBackedSecurities, aub:NonAgencySecurities


None
Period End2020-06-302019-12-31
Value2011
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis1.00.6

us-gaap:CommercialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value337405
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis17.521.4

us-gaap:ResidentialMortgageBackedSecurities, aub:NonAgencySecurities


None
Period End2020-06-302019-12-31
Value7544
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis3.92.3

us-gaap:ResidentialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value841852
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis43.645.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value23322124926324625721827326822822326727628430031431831629626323429530628228627711673736569717076
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value23722825426925225821727126822822627128128630132432632330126923930431428929228011976766973757580
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1481571641611642801912132122011451281201131081091019465605749413743402117151516161718
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1551621661631662811882092081991451301221151091131049666625851433844412218151617161819
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value152114961444141115211529134913841056806577541528525517489496502520532561691707733718725530487480475472501506495
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value159815561488146215641547134513611045795576542532525513500506509526539567712725749733732528487480489489523524511
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value27243522162122403530252323242116119.7038.38162220191724246.7916.779.0824.1162.3462.9235.6116.046
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value27253522162122403530252323242116119.7928.37162220191724246.7966.8169.1784.1682.3722.9715.6836.098
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities

us-gaap:AvailableForSaleSecuritiesDebtSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value20191972194519181999210917741883974
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:CreditRatingStandardPoors, us-gaap:FinancialInstrument

srt:StandardPoorsAAARating, us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprises


None
Period End2020-03-31
Value40
Percentage of AvailableForSaleSecuritiesDebtSecurities2.1

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value2019197219451918199921091774974
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:CollateralizedSecuritiesOther


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value3.0993.093.0793.0673.5493.5378.7699.66
Percentage of AvailableForSaleSecuritiesDebtSecurities0.20.20.20.20.20.20.51.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:CorporateBondSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value131120263229206178167113
Percentage of AvailableForSaleSecuritiesDebtSecurities6.56.113.512.010.38.59.411.7

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:MortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value1330128412311243127513901129548
Percentage of AvailableForSaleSecuritiesDebtSecurities65.965.163.364.863.865.963.756.3

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:USGovernmentAgenciesDebtSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value14174.4984.494.484.457
Percentage of AvailableForSaleSecuritiesDebtSecurities0.70.90.20.20.20.2

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:USStatesAndPoliticalSubdivisions


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value539546442438509531468301
Percentage of AvailableForSaleSecuritiesDebtSecurities26.727.722.822.925.525.226.431.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value2019197219451918199921091774974
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsRecurring, us-gaap:CollateralizedSecuritiesOther


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value3.0993.093.0793.0673.5493.5378.7699.66
Percentage of AvailableForSaleSecuritiesDebtSecurities0.20.20.20.20.20.20.51.0

us-gaap:FairValueMeasurementsRecurring, us-gaap:CorporateBondSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value131120263229206178167113
Percentage of AvailableForSaleSecuritiesDebtSecurities6.56.113.512.010.38.59.411.7

us-gaap:FairValueMeasurementsRecurring, us-gaap:MortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value1330128412311243127513901129548
Percentage of AvailableForSaleSecuritiesDebtSecurities65.965.163.364.863.865.963.756.3

us-gaap:FairValueMeasurementsRecurring, us-gaap:USGovernmentAgenciesDebtSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value14174.4984.494.484.457
Percentage of AvailableForSaleSecuritiesDebtSecurities0.70.90.20.20.20.2

us-gaap:FairValueMeasurementsRecurring, us-gaap:USStatesAndPoliticalSubdivisions


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value539546442438509531468301
Percentage of AvailableForSaleSecuritiesDebtSecurities26.727.722.822.925.525.226.431.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FinancialInstrument

us-gaap:CollateralizedSecuritiesOther


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value3.0993.093.0793.0673.5493.5378.769119.66
Percentage of AvailableForSaleSecuritiesDebtSecurities0.20.20.20.20.20.20.50.61.0

us-gaap:CommercialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value376367425
Percentage of AvailableForSaleSecuritiesDebtSecurities18.618.621.8

us-gaap:CorporateBondSecurities


None
Period End2020-06-302020-03-312019-12-312018-12-312017-12-31
Value131120263167113
Percentage of AvailableForSaleSecuritiesDebtSecurities6.56.113.59.411.7

us-gaap:MortgageBackedSecurities


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value1284123112431275139011291146548
Percentage of AvailableForSaleSecuritiesDebtSecurities65.163.364.863.865.963.760.956.3

us-gaap:ResidentialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value953916912
Percentage of AvailableForSaleSecuritiesDebtSecurities47.246.546.9

us-gaap:USGovernmentAgenciesDebtSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value14174.4984.494.484.457
Percentage of AvailableForSaleSecuritiesDebtSecurities0.70.90.20.20.20.2

us-gaap:USStatesAndPoliticalSubdivisions


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value539546442438509531468563301
Percentage of AvailableForSaleSecuritiesDebtSecurities26.727.722.822.925.525.226.429.931.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:CommercialMortgageBackedSecurities, aub:NonAgencySecurities


None
Period End2020-06-302019-12-31
Value2011
Percentage of AvailableForSaleSecuritiesDebtSecurities1.00.6

us-gaap:CommercialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value356413
Percentage of AvailableForSaleSecuritiesDebtSecurities17.621.3

us-gaap:ResidentialMortgageBackedSecurities, aub:NonAgencySecurities


None
Period End2020-06-302019-12-31
Value7544
Percentage of AvailableForSaleSecuritiesDebtSecurities3.72.3

us-gaap:ResidentialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value878868
Percentage of AvailableForSaleSecuritiesDebtSecurities43.544.6

us-gaap:BankOwnedLifeInsurance

us-gaap:BankOwnedLifeInsurance


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value32732432232031831726326126025818218118017817917717617517314214114013988
Percentage of BankOwnedLifeInsurance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BankOwnedLifeInsurance us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value32732432232031831726326126025818218118017817917717617517314214114013988
Percentage of BankOwnedLifeInsurance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BankOwnedLifeInsurance us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value327324322320318317263261260258182181180178179177176175173
Percentage of BankOwnedLifeInsurance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:CashAndCashEquivalentsFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value8425044365913201652612825783421991761811831791562171331421791361371331481581427375717682627296
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value8425044365913201652612825783421991761811831791562171331421791361371331481581427382
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value842504436591320165261282578342199176181183179156217133142
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndDueFromBanks

us-gaap:CashAndDueFromBanks


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value20219716321817116516614315313711711513512012010312895111102109112112112136117666559527152576269626154587656
Percentage of CashAndDueFromBanks100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ClosedPortfolioAndBeneficialInterestLastOfLayerAmortizedCost

us-gaap:ClosedPortfolioAndBeneficialInterestLastOfLayerAmortizedCost


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value192195207213219225224
Percentage of ClosedPortfolioAndBeneficialInterestLastOfLayerAmortizedCost100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount us-gaap:LongtermDebtType

us-gaap:DebtInstrumentCarryingAmount

aub:PaycheckProtectionProgramLiquidityFacility


None
Period End2020-06-30
Value189
Percentage of DebtInstrumentCarryingAmount100.0

us-gaap:FederalHomeLoanBankAdvances


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value560780780840930450385215225200200210210190190185200
Percentage of DebtInstrumentCarryingAmount294.90.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:SubordinatedDebt


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302016-12-31
Value158158158158158150
Percentage of DebtInstrumentCarryingAmount83.50.00.00.00.00.0

us-gaap:DebtInstrumentFairValue

us-gaap:DebtInstrumentFairValue


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value1093150114791520187917391742154212871521119810311051960970905932827659699660653666508522550443309
Percentage of DebtInstrumentFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentFairValue us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value1093150114791520187917391742154212871521119810311051960970905932827659699660653666508522550443309
Percentage of DebtInstrumentFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentFairValue us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value1125151415131549190917531756155413001535121910521070980990925952849680
Percentage of DebtInstrumentFairValue102.9100.9102.3101.9101.6100.8100.8100.8101.0100.9101.7101.9101.9102.1102.1102.2102.2102.7103.2

us-gaap:DebtInstrumentInterestRateEffectivePercentage

us-gaap:DebtInstrumentInterestRateEffectivePercentage


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value0.00320.0130.01520.01970.02290.02440.02430.0210.01810.01640.01320.01150.01020.00710.0060.00480.00480.00360.00270.00240.00250.00260.0031
Percentage of DebtInstrumentInterestRateEffectivePercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentUnamortizedDiscount us-gaap:BusinessAcquisition, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentUnamortizedDiscount

aub:Xenith, us-gaap:SubordinatedDebt


None
Period End2020-03-312019-12-312019-09-302019-06-302018-01-01
Value0.0250.0510.0770.1030.259
Percentage of DebtInstrumentUnamortizedDiscount100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentUnamortizedDiscount us-gaap:LongtermDebtType

aub:TrustPreferredCapitalNotes


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-30
Value1414141515
Percentage of DebtInstrumentUnamortizedDiscount0.058800.029215.719610.414854.4

us-gaap:SubordinatedDebt


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value1.31.31.41.41.51.51.61.61.71.71.7991.91.92.02.0
Percentage of DebtInstrumentUnamortizedDiscount0.05200.02745.11818.21456.30.00.00.00.00.00.00.00.00.00.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value31367599183503385
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger us-gaap:FinancialInstrument

us-gaap:CommercialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value0.00.014
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger0.00.019.9

us-gaap:CorporateBondSecurities


None
Period End2020-06-302020-03-312019-12-31
Value191919
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger61.654.726.5

us-gaap:MortgageBackedSecurities


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value145574149458341
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger40.973.574.781.391.288.6

us-gaap:ResidentialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value9.7441440
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger30.740.953.5

us-gaap:USGovernmentAgenciesDebtSecurities


None
Period End2020-06-302020-03-312019-12-31
Value2.4441.6190.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger7.74.40.0

us-gaap:USStatesAndPoliticalSubdivisions


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.00.00.00.00.7314.82310
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger0.00.00.00.00.41.02.6

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:CommercialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value0.014
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger0.019.9

us-gaap:ResidentialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value9.74440
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger30.753.5

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value0.5761.0420.6960.8051.7486.610114.188
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss us-gaap:FinancialInstrument

us-gaap:CommercialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value0.00.00.089
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss0.00.012.8

us-gaap:CorporateBondSecurities


None
Period End2020-06-302020-03-312019-12-31
Value0.5220.5950.291
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss90.657.141.8

us-gaap:MortgageBackedSecurities


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value0.4360.4050.581.3135.9219.141102.902
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss41.858.272.075.189.789.886.869.3

us-gaap:ResidentialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value0.0250.4360.316
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss4.341.845.4

us-gaap:USGovernmentAgenciesDebtSecurities


None
Period End2020-06-302020-03-312019-12-31
Value0.0290.0110.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss5.01.10.0

us-gaap:USStatesAndPoliticalSubdivisions


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value0.00.00.00.00.0110.0770.3750.3610.432
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss0.00.00.00.00.61.23.73.110.3

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:CommercialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value0.00.089
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss0.012.8

us-gaap:ResidentialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value0.0250.316
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss4.345.4

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value22622019811738105475
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months us-gaap:FinancialInstrument

us-gaap:CommercialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value111454
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months4.96.627.6

us-gaap:CorporateBondSecurities


None
Period End2020-06-302020-03-312019-12-31
Value764017
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months33.818.38.7

us-gaap:MortgageBackedSecurities


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value150149892669306
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months68.175.276.470.466.564.4

us-gaap:ResidentialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value86135114
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months38.261.457.5

us-gaap:USGovernmentAgenciesDebtSecurities


None
Period End2020-06-302020-03-312019-12-31
Value3.7715.3387.638
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months1.72.43.9

us-gaap:USStatesAndPoliticalSubdivisions


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value48244.5262.2960.7750.777133
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months21.411.22.32.02.00.728.1

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:CommercialMortgageBackedSecurities, aub:NonAgencySecurities


None
Period End2020-06-302019-12-31
Value0.011
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months0.05.6

us-gaap:CommercialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value1143
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months4.922.0

us-gaap:ResidentialMortgageBackedSecurities, aub:NonAgencySecurities


None
Period End2020-06-302019-12-31
Value450.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months20.10.0

us-gaap:ResidentialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value40114
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months18.057.5

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value3.6417.9241.2040.5510.2010.4175.361203.498
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss us-gaap:FinancialInstrument

us-gaap:CommercialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value0.0880.0560.554
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss2.40.746.0

us-gaap:CorporateBondSecurities


None
Period End2020-06-302020-03-312019-12-31
Value1.7392.8540.083
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss47.836.06.9

us-gaap:MortgageBackedSecurities


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value4.4920.920.390.1160.2073.48143.267
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss56.776.470.857.749.664.967.393.4

us-gaap:ResidentialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value1.4794.4360.5
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss40.656.041.5

us-gaap:USGovernmentAgenciesDebtSecurities


None
Period End2020-06-302020-03-312019-12-31
Value0.0280.0230.038
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss0.80.33.2

us-gaap:USStatesAndPoliticalSubdivisions


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value0.3070.5550.0290.0120.00.0041.5665.8140.132
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss8.47.02.42.20.01.029.227.93.8

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:CommercialMortgageBackedSecurities, aub:NonAgencySecurities


None
Period End2020-06-302019-12-31
Value0.00.024
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss0.02.0

us-gaap:CommercialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value0.0880.53
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss2.444.0

us-gaap:ResidentialMortgageBackedSecurities, aub:NonAgencySecurities


None
Period End2020-06-302019-12-31
Value1.0890.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss29.90.0

us-gaap:ResidentialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value0.390.5
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss10.741.5

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value258257273217222608860
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition us-gaap:FinancialInstrument

us-gaap:CommercialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value111469
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition4.35.725.5

us-gaap:CorporateBondSecurities


None
Period End2020-06-302020-03-312019-12-31
Value966037
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition37.223.513.6

us-gaap:MortgageBackedSecurities


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value165204164176528647
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition64.274.875.679.586.975.2

us-gaap:ResidentialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value96150154
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition37.358.556.4

us-gaap:USGovernmentAgenciesDebtSecurities


None
Period End2020-06-302020-03-312019-12-31
Value6.2156.9577.638
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition2.42.72.8

us-gaap:USStatesAndPoliticalSubdivisions


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value48244.5262.2961.5065.6143
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition18.89.61.71.10.70.916.7

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:CommercialMortgageBackedSecurities, aub:NonAgencySecurities


None
Period End2020-06-302019-12-31
Value0.011
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition0.04.1

us-gaap:CommercialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value1158
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition4.321.4

us-gaap:ResidentialMortgageBackedSecurities, aub:NonAgencySecurities


None
Period End2020-06-302019-12-31
Value450.0
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition17.70.0

us-gaap:ResidentialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value50154
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition19.656.4

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value4.2178.9661.91.3561.9497.01615327.686
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss us-gaap:FinancialInstrument

us-gaap:CommercialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value0.0880.0560.643
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss2.10.633.8

us-gaap:CorporateBondSecurities


None
Period End2020-06-302020-03-312019-12-31
Value2.2613.4490.374
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss53.638.519.7

us-gaap:MortgageBackedSecurities


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value4.9281.3250.971.4296.12812246.169
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss55.069.771.573.387.381.274.480.3

us-gaap:ResidentialMortgageBackedSecurities


None
Period End2020-06-302020-03-312019-12-31
Value1.5044.8720.816
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss35.754.342.9

us-gaap:USGovernmentAgenciesDebtSecurities


None
Period End2020-06-302020-03-312019-12-31
Value0.0570.0340.038
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss1.40.42.0

us-gaap:USStatesAndPoliticalSubdivisions


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value0.3070.5550.0290.0120.0110.0811.9416.1750.564
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss7.36.21.50.90.61.212.518.97.3

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss us-gaap:FinancialInstrument, us-gaap:UnderlyingAssetClass

us-gaap:CommercialMortgageBackedSecurities, aub:NonAgencySecurities


None
Period End2020-06-302019-12-31
Value0.00.024
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss0.01.3

us-gaap:CommercialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value0.0880.619
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss2.132.6

us-gaap:ResidentialMortgageBackedSecurities, aub:NonAgencySecurities


None
Period End2020-06-302019-12-31
Value1.0890.0
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss25.80.0

us-gaap:ResidentialMortgageBackedSecurities, us-gaap:AgencySecurities


None
Period End2020-06-302019-12-31
Value0.4150.816
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss9.842.9

us-gaap:Deposits

us-gaap:Deposits


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value15605135531330413044125151248999709834979796776991688167646614637962586095594559635818578456705638563457345686323632243265331132973199321832153175313430833066307030743095
Percentage of Deposits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DepositsFairValueDisclosure

us-gaap:DepositsFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1565313610133491308312550125159989985198149698697768736756660563706258609859445957581757815669563756345737569032383229327133213309321332333191
Percentage of DepositsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DepositsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value1565313610133491308312550125159989985198149698697768736756660563706258609859445957581757815669563756345737569032383309
Percentage of DepositsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DepositsFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value1560513553133041304412515124899970983497979677699168816764661463796258609559455963
Percentage of DepositsFairValueDisclosure99.799.699.799.799.799.899.899.899.899.8100.2100.1100.1100.1100.1100.0100.0100.0100.1

us-gaap:DerivativeAmountOfHedgedItem us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:DerivativeAmountOfHedgedItem

us-gaap:FairValueHedging


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value778283848586878882808182797865434361
Percentage of DerivativeAmountOfHedgedItem100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssets us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeAssets

aub:PayFloatingReceiveFixedInterestRateSwaps, us-gaap:Nondesignated


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value194174539.306
Percentage of DerivativeAssets100.0100.0100.0100.0

us-gaap:DerivativeAssets us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value0.00.00.00.00.00.00.00.00.00.00.0490.120.1530.1670.2110.3430.3821.7970.946
Percentage of DerivativeAssets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-03-312019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value0.0010.1820.2840.8931.8723.4682.9253.4681.5981.2531.2821.5491.4370.00.00.0
Percentage of DerivativeAssets0.00.30.00.020.10.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DerivativeLiabilities us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeLiabilities

aub:PayFixedReceiveFloatingInterestRateSwaps, us-gaap:Nondesignated


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value1941745374489.306
Percentage of DerivativeLiabilities100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeLiabilities us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value0.00.01.1471.3239.3326.3284.7862.5263.6715.0638.0059.469.9959.3549.61916171510
Percentage of DerivativeLiabilities0.00.02.11.819.30.051.40.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value14146.2568.5276.0773.0271.6840.00.0350.00.0760.3710.3680.1380.2963.5293.8163.4180.888
Percentage of DerivativeLiabilities7.58.511.711.512.60.018.10.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DerivativeNotionalAmount us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeNotionalAmount

aub:PayFixedReceiveFloatingInterestRateSwaps, us-gaap:Nondesignated


None
Period End2020-06-302020-03-312019-12-312019-09-302018-12-31
Value2064180015751392878
Percentage of DerivativeNotionalAmount100.0100.0100.0100.0100.0

aub:PayFloatingReceiveFixedInterestRateSwaps, us-gaap:Nondesignated


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value206418001575878
Percentage of DerivativeNotionalAmount100.0100.0100.0100.0

us-gaap:DerivativeNotionalAmount us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:CashFlowHedging


None
Period End2020-06-30
Value0.0
Percentage of DerivativeNotionalAmount0.0

us-gaap:DerivativeNotionalAmount us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-06-302020-03-312019-12-312019-09-302018-12-31
Value0.00.0100100152
Percentage of DerivativeNotionalAmount0.00.06.37.217.4

us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-06-302020-03-312019-12-312019-09-302018-12-31
Value127131133134137
Percentage of DerivativeNotionalAmount6.27.38.49.615.7

us-gaap:FairValueDisclosureOffbalanceSheetRisksAmountLiability

us-gaap:FairValueDisclosureOffbalanceSheetRisksAmountLiability


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value513047704900434338953953333431963029308223202205211920232009194817581644174717721692186717681785994
Percentage of FairValueDisclosureOffbalanceSheetRisksAmountLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueDisclosureOffbalanceSheetRisksAmountLiability us-gaap:FinancialInstrument

us-gaap:CommitmentsToExtendCredit


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value496846054691414337013763316730212856292621922085200119121924178716061506155715691498167416011576891
Percentage of FairValueDisclosureOffbalanceSheetRisksAmountLiability96.896.595.795.495.095.295.094.594.394.994.594.694.494.595.891.891.391.689.188.588.589.690.588.389.7

us-gaap:StandbyLettersOfCredit


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value1611652091991931891671741731551271191171108484807413914211911311713948
Percentage of FairValueDisclosureOffbalanceSheetRisksAmountLiability3.23.54.34.65.04.85.05.55.75.15.55.45.65.54.24.34.64.68.08.17.16.16.77.84.8

us-gaap:FairValueHedgeAssetsAtFairValue

us-gaap:FairValueHedgeAssetsAtFairValue


None
Period End2020-03-312019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value1000.0182000.0284000.0893000.01872000.03468000.02925000.03468000.01598000.01253000.01282000.01549000.01437000.0
Percentage of FairValueHedgeAssetsAtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueHedgeAssetsAtFairValue us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2


None
Period End2020-03-312019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value1000.0182000.0284000.0893000.01872000.03468000.02925000.03468000.01598000.01253000.01282000.01549000.01437000.0
Percentage of FairValueHedgeAssetsAtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueHedgeAssetsAtFairValue us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


None
Period End2020-03-312019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value1000.0182000.0284000.0893000.01872000.03468000.02925000.03468000.01598000.01253000.01282000.01549000.01437000.0
Percentage of FairValueHedgeAssetsAtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueHedgeAssetsAtFairValue us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


None
Period End2020-03-312019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value1000.0182000.0284000.0893000.01872000.03468000.02925000.03468000.01598000.01253000.01282000.01549000.01437000.0
Percentage of FairValueHedgeAssetsAtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueHedgeAssetsAtFairValue us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


None
Period End2020-03-312019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value1000.0182000.0284000.0893000.01872000.03468000.02925000.03468000.01598000.01253000.01282000.01549000.01437000.0
Percentage of FairValueHedgeAssetsAtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueHedgeLiabilitiesAtFairValue

us-gaap:FairValueHedgeLiabilitiesAtFairValue


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value14146.2568.5276.0773.0271.6840.0350.0760.3710.3680.1380.2963.5293.8163.4180.888
Percentage of FairValueHedgeLiabilitiesAtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueHedgeLiabilitiesAtFairValue us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value14146.2568.5276.0773.0271.6840.0350.0760.3710.3680.1380.2963.5293.8163.4180.888
Percentage of FairValueHedgeLiabilitiesAtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueHedgeLiabilitiesAtFairValue us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value14146.2568.5276.0773.0271.6840.0350.0760.3710.3680.1380.2963.5293.8163.4180.888
Percentage of FairValueHedgeLiabilitiesAtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueHedgeLiabilitiesAtFairValue us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value14146.2568.5276.0773.0271.6840.0350.0760.3710.3680.1380.2963.5293.8163.4180.888
Percentage of FairValueHedgeLiabilitiesAtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueHedgeLiabilitiesAtFairValue us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value14146.2568.5276.0773.0271.6840.0350.0760.3710.3680.1380.2963.5293.8163.4180.888
Percentage of FairValueHedgeLiabilitiesAtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FederalFundsSold

us-gaap:FederalFundsSold


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value2.86215382.6632.5231.6520.2168.4217.5528.2460.4960.8910.6780.9470.4490.8930.2510.651.6670.2371.0190.3121.1630.3110.3110.5190.1510.1540.1530.160.1550.1570.1630.1550.1620.160.1590.1750.5950.6851.796
Percentage of FederalFundsSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresInterestRateAtPeriodEnd us-gaap:FederalHomeLoanBankAdvancesBranchOfFHLBBank

us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresInterestRateAtPeriodEnd

aub:AdjustableRateCreditFive


None
Period End2020-03-312019-12-31
Value0.0070.0116
Percentage of FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresInterestRateAtPeriodEnd100.0100.0

aub:AdjustableRateCreditFour


None
Period End2020-03-312019-12-312018-12-31
Value0.0070.01160.0326
Percentage of FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresInterestRateAtPeriodEnd100.0100.00.0

aub:AdjustableRateCreditOne


None
Period End2020-03-312019-12-312018-12-31
Value0.0070.01160.0325
Percentage of FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresInterestRateAtPeriodEnd100.0100.00.0

aub:AdjustableRateCreditThree


None
Period End2020-03-312019-12-312018-12-31
Value0.0070.01160.0326
Percentage of FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresInterestRateAtPeriodEnd100.0100.00.0

aub:AdjustableRateCreditTwo


None
Period End2020-03-312019-12-312018-12-31
Value0.00950.01410.0326
Percentage of FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresInterestRateAtPeriodEnd135.7121.60.0

aub:FixedRateHybridOne


None
Period End2020-03-312019-12-312018-12-31
Value0.01580.01580.0237
Percentage of FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresInterestRateAtPeriodEnd225.7136.20.0

us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable

us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-31
Value5300530052005100510041004000390039003900270027002600250024002400230015001500150015001500140015001500150011001100110010001000793776
Percentage of FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FederalHomeLoanBankAdvancesLongTerm

us-gaap:FederalHomeLoanBankAdvancesLongTerm


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value560780780840930450385
Percentage of FederalHomeLoanBankAdvancesLongTerm100.0100.0100.0100.0100.0100.0100.0

us-gaap:FederalHomeLoanBankAdvancesLongTerm us-gaap:FederalHomeLoanBankAdvancesBranchOfFHLBBank

aub:AdjustableRateCreditFour


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value50505010.0
Percentage of FederalHomeLoanBankAdvancesLongTerm8.96.46.42.6

aub:AdjustableRateCreditOne


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value50505055
Percentage of FederalHomeLoanBankAdvancesLongTerm8.96.46.414.3

aub:AdjustableRateCreditThree


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value15015015010.0
Percentage of FederalHomeLoanBankAdvancesLongTerm26.819.219.22.6

aub:AdjustableRateCreditTwo


None
Period End2020-03-312019-12-312018-12-31
Value20020065
Percentage of FederalHomeLoanBankAdvancesLongTerm25.625.616.9

aub:FixedRateHybridOne


None
Period End2020-03-312019-12-312018-12-31
Value202025
Percentage of FederalHomeLoanBankAdvancesLongTerm2.62.66.5

us-gaap:FederalHomeLoanBankStock

us-gaap:FederalHomeLoanBankStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value38636365787472595263474042373739383428282629312423241912111113131213
Percentage of FederalHomeLoanBankStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FederalReserveBankStock

us-gaap:FederalReserveBankStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value67676767676152525242272727272323232323232323232323186.76.86.86.86.8
Percentage of FederalReserveBankStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiability


None
Period End2020-06-30
Value10
Percentage of FinanceLeaseLiability100.0

us-gaap:FinancingReceivableAllowanceForCreditLosses

us-gaap:FinancingReceivableAllowanceForCreditLosses


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-312009-12-31
Value1691414243424041414140383738383736353434333230323231303033343434394040393830
Percentage of FinancingReceivableAllowanceForCreditLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLosses us-gaap:CreditLossStatus

us-gaap:FinancialAssetAcquiredWithCreditDeterioration


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value4.53.80.2170.2170.00.00.00.00.00.0
Percentage of FinancingReceivableAllowanceForCreditLosses2.62.70.50.50.00.00.00.00.00.0

us-gaap:FinancingReceivableAllowanceForCreditLosses us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:CommercialPortfolioSegment


None
Period End2020-06-302020-03-312019-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-312010-12-31
Value11177302323212221202019242424242728
Percentage of FinancingReceivableAllowanceForCreditLosses65.955.273.271.072.870.369.066.465.965.765.971.771.471.771.170.773.6

us-gaap:ConsumerPortfolioSegment


None
Period End2020-06-302020-03-312019-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-312010-12-31
Value5863119.6458.8119.18910101010109.6839.8039.699101110
Percentage of FinancingReceivableAllowanceForCreditLosses34.144.826.829.027.229.731.033.334.234.833.928.628.628.228.929.126.5

us-gaap:FinancingReceivableModificationsRecordedInvestment

us-gaap:FinancingReceivableModificationsRecordedInvestment


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value20201918232526281917171919181513131212112224262834444147535463112
Percentage of FinancingReceivableModificationsRecordedInvestment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableNonaccrualNoAllowance

us-gaap:FinancingReceivableNonaccrualNoAllowance


None
Period End2020-06-302020-03-31
Value6844000.08537000.0
Percentage of FinancingReceivableNonaccrualNoAllowance100.0100.0

us-gaap:FinancingReceivableNonaccrualNoAllowance us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

aub:CommercialAndIndustrial


None
Period End2020-06-302020-03-31
Value093000.0
Percentage of FinancingReceivableNonaccrualNoAllowance0.01.1

aub:CommercialRealEstateOwnerOccupied


None
Period End2020-06-302020-03-31
Value1990000.03591000.0
Percentage of FinancingReceivableNonaccrualNoAllowance29.142.1

aub:Residential1To4FamilyCommercial


None
Period End2020-06-302020-03-31
Value1738000.01739000.0
Percentage of FinancingReceivableNonaccrualNoAllowance25.420.4

us-gaap:ConstructionLoans


None
Period End2020-06-302020-03-31
Value1987000.01985000.0
Percentage of FinancingReceivableNonaccrualNoAllowance29.023.3

us-gaap:FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear

aub:CommercialAndIndustrial


None
Period End2020-06-302020-03-31
Value177184
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear100.0100.0

aub:CommercialRealEstateNonOwnerOccupied


None
Period End2020-06-302020-03-31
Value11611195
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear653.8649.4

aub:CommercialRealEstateOwnerOccupied


None
Period End2020-06-302020-03-31
Value732744
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear412.3404.5

aub:ConsumerSegment


None
Period End2020-06-302020-03-31
Value1921
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear10.811.4

aub:OtherCommercial


None
Period End2020-06-302020-03-31
Value6463
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear36.234.7

aub:Residential1To4FamilyCommercial


None
Period End2020-06-302020-03-31
Value266285
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear149.9155.2

aub:Residential1To4FamilyConsumer


None
Period End2020-06-302020-03-31
Value355393
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear200.4213.9

aub:Residential1To4FamilyRevolving


None
Period End2020-06-302020-03-31
Value0.9670.975
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.50.5

srt:Multifamily


None
Period End2020-06-302020-03-31
Value251265
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear141.7144.4

us-gaap:AutomobileLoan


None
Period End2020-06-302020-03-31
Value1215
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear6.88.5

us-gaap:CommercialPortfolioSegment


None
Period End2020-06-302020-03-31
Value27472845
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear1547.01545.2

us-gaap:ConstructionLoans


None
Period End2020-06-302020-03-31
Value94105
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear53.057.1

us-gaap:ConsumerPortfolioSegment


None
Period End2020-06-302020-03-31
Value388431
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear218.6234.4

us-gaap:FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue

aub:ConsumerSegment, aub:FinancingReceivablesInNonaccrualStatus


None
Period End2020-06-302020-03-31
Value0.0790.088
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.00.0

aub:ConsumerSegment, us-gaap:FinancingReceivables1To29DaysPastDue


None
Period End2020-06-302020-03-31
Value1820
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear10.711.0

aub:ConsumerSegment, us-gaap:FinancingReceivables30To59DaysPastDue


None
Period End2020-06-302020-03-31
Value0.0020.342
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.00.2

aub:ConsumerSegment, us-gaap:FinancingReceivables60To89DaysPastDue


None
Period End2020-06-302020-03-31
Value0.00.288
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.00.2

aub:ConsumerSegment, us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDue


None
Period End2020-06-302020-03-31
Value0.2150.0
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.10.0

aub:Residential1To4FamilyConsumer, aub:FinancingReceivablesInNonaccrualStatus


None
Period End2020-06-302020-03-31
Value9.64210
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear5.45.7

aub:Residential1To4FamilyConsumer, us-gaap:FinancingReceivables1To29DaysPastDue


None
Period End2020-06-302020-03-31
Value342370
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear192.7201.1

aub:Residential1To4FamilyConsumer, us-gaap:FinancingReceivables30To59DaysPastDue


None
Period End2020-06-302020-03-31
Value0.8979.843
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.55.3

aub:Residential1To4FamilyConsumer, us-gaap:FinancingReceivables60To89DaysPastDue


None
Period End2020-06-302020-03-31
Value0.8360.384
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.50.2

aub:Residential1To4FamilyConsumer, us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDue


None
Period End2020-06-302020-03-31
Value2.3612.833
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear1.31.5

aub:Residential1To4FamilyRevolving, us-gaap:FinancingReceivables1To29DaysPastDue


None
Period End2020-06-302020-03-31
Value0.6530.661
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.40.4

us-gaap:AutomobileLoan, aub:FinancingReceivablesInNonaccrualStatus


None
Period End2020-06-302020-03-31
Value0.0850.098
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.00.1

us-gaap:AutomobileLoan, us-gaap:FinancingReceivables1To29DaysPastDue


None
Period End2020-06-302020-03-31
Value1115
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear6.78.4

us-gaap:AutomobileLoan, us-gaap:FinancingReceivables30To59DaysPastDue


None
Period End2020-06-302020-03-31
Value0.110.182
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.10.1

us-gaap:AutomobileLoan, us-gaap:FinancingReceivables60To89DaysPastDue


None
Period End2020-06-302020-03-31
Value0.0540.064
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.00.0

us-gaap:AutomobileLoan, us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDue


None
Period End2020-06-302020-03-31
Value0.0410.014
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.00.0

us-gaap:ConsumerPortfolioSegment, aub:FinancingReceivablesInNonaccrualStatus


None
Period End2020-06-302020-03-31
Value1011
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear5.76.0

us-gaap:ConsumerPortfolioSegment, us-gaap:FinancingReceivables1To29DaysPastDue


None
Period End2020-06-302020-03-31
Value373406
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear210.4220.9

us-gaap:ConsumerPortfolioSegment, us-gaap:FinancingReceivables30To59DaysPastDue


None
Period End2020-06-302020-03-31
Value1.00910
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.65.6

us-gaap:ConsumerPortfolioSegment, us-gaap:FinancingReceivables60To89DaysPastDue


None
Period End2020-06-302020-03-31
Value0.890.736
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.50.4

us-gaap:ConsumerPortfolioSegment, us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDue


None
Period End2020-06-302020-03-31
Value2.6172.847
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear1.51.5

us-gaap:FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment

aub:CommercialAndIndustrial, us-gaap:Pass