COR


Line plots across dimensions of each concept
Tables

Table of contents



us-gaap:CommonStockValue
us-gaap:StatementEquityComponents
us-gaap:SharesOutstanding

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax

us-gaap:Revenues

us-gaap:CostsAndExpenses

us-gaap:GeneralAndAdministrativeExpense

us-gaap:SellingAndMarketingExpense

us-gaap:OperatingIncomeLoss

us-gaap:InterestExpense

us-gaap:InterestPaidNet

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:Land
us-gaap:RealEstateProperties

us-gaap:FurnitureAndFixturesGross

us-gaap:Goodwill

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:LongTermDebt

us-gaap:MinorityInterest

us-gaap:StockholdersEquity

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:MinorityInterest

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:ShareBasedCompensation

us-gaap:AmortizationOfFinancingCosts

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividends

us-gaap:Dividends
us-gaap:StatementEquityComponents
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName
us-gaap:StatementScenario, us-gaap:AwardType, us-gaap:PlanName

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

cor:IncreaseDecreaseInRightOfUseAssetsAndLeaseLiabilitiesNet

cor:MinimumPercentageOfDistributionOfTaxableIncomeToQualifyAsREIT
us-gaap:StatementEquityComponents
cor:MinorityInterestDecreaseFromRedemptionsShares
us-gaap:DebtInstrument
cor:PercentageOfNotesPurchasedInCash
us-gaap:DebtInstrument
cor:PercentageOfPrincipalAmountOfNotes
us-gaap:DebtInstrument
cor:PercentageOfPurchasePrice
us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName
cor:PercentageOfTargetNumberOfSharesForPsasGrantedInYearsTwoAndThree
us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName
cor:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformanceAdjustmentInPeriod
us-gaap:StatementScenario, us-gaap:AwardType, us-gaap:PlanName

us-gaap:AmortizationOfAboveAndBelowMarketLeases
us-gaap:StatementScenario, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths
us-gaap:StatementClassOfStock
us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:ConstructionInProgressExpendituresIncurredButNotYetPaid

us-gaap:Depreciation

us-gaap:DepreciationAndAmortization

us-gaap:DirectCostsOfLeasedAndRentedPropertyOrEquipment

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInDeferredLeasingFees

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities
us-gaap:AwardType
us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InterestCostsCapitalized

us-gaap:LeaseAndRentalExpense

us-gaap:LeaseCost
dei:LegalEntity
us-gaap:MinorityInterestDecreaseFromRedemptions
us-gaap:StatementEquityComponents

us-gaap:NumberOfReportableSegments

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeaseExpense

us-gaap:OperatingLeaseInitialDirectCostExpenseOverTerm

us-gaap:OperatingLeaseLeaseIncome

us-gaap:OperatingLeaseLeaseIncomeLeasePayments

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeaseVariableLeaseIncome
us-gaap:ProductOrService
us-gaap:OperatingLeasesIncomeStatementLeaseRevenue

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax

us-gaap:PaymentsForCapitalImprovements

us-gaap:PaymentsForTenantImprovements

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:ProceedsFromIssuanceOfUnsecuredDebt

us-gaap:ProceedsFromLongTermLinesOfCredit

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:RealEstateTaxesAndInsurance

us-gaap:RepaymentsOfLongTermLinesOfCredit

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
us-gaap:RealEstateProperties
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName
us-gaap:StatementScenario, us-gaap:AwardType, us-gaap:PlanName
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName
us-gaap:StatementScenario, us-gaap:AwardType, us-gaap:PlanName
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures
us-gaap:AwardType, us-gaap:PlanName
us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised
us-gaap:StatementEquityComponents

us-gaap:StraightLineRent

us-gaap:VariableLeaseCost
us-gaap:DebtInstrument
cor:DebtInstrumentFixedChargeCoverageRatio
us-gaap:ConsolidatedEntities, us-gaap:CreditFacility, us-gaap:DebtInstrument
cor:DebtInstrumentLeverageRatio
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrument
us-gaap:Range, us-gaap:DebtInstrument
us-gaap:Range, us-gaap:DebtInstrument
cor:DebtInstrumentSecuredDebtRatio
us-gaap:DebtInstrument
cor:DebtInstrumentSecuredRatioCovenantCompliance

cor:InternalSalesCommissions

cor:InternalUseSoftwareNet

cor:LongTermDebtMaturityAfterYearFour
us-gaap:ConsolidatedEntities
cor:MinorityInterestOwnershipPercentage
us-gaap:ConsolidatedEntities
cor:OperatingPartnershipUnitsNumber
us-gaap:ConsolidatedEntities, us-gaap:Ownership

cor:OtherInitialDirectCosts

cor:RealEstateInvestmentPropertyGross

cor:ThirdPartyCommissions

us-gaap:AccountsAndNotesReceivableNet

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent

us-gaap:AccumulatedDistributionsInExcessOfNetIncome

us-gaap:AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax

us-gaap:AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables

us-gaap:AssetRetirementObligation

us-gaap:BelowMarketLeaseAccumulatedAmortization
us-gaap:ProductOrService
us-gaap:ContractualObligation
us-gaap:UnderlyingAssetClass

us-gaap:DebtInstrumentCarryingAmount
us-gaap:CreditFacility
us-gaap:DebtInstrument
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument
us-gaap:DebtInstrumentFaceAmount
us-gaap:SubsequentEventType
us-gaap:CreditFacility
us-gaap:DebtInstrumentInterestRateEffectivePercentage
us-gaap:DebtInstrument
us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DeferredCostsLeasingNet

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredRentReceivablesNet
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation
us-gaap:DerivativeFairValueOfDerivativeNet
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeFixedInterestRate

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

us-gaap:DevelopmentInProcess
us-gaap:RealEstateProperties

us-gaap:DividendsPayableCurrentAndNoncurrent
us-gaap:AwardType, us-gaap:PlanName
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:InvestmentBuildingAndBuildingImprovements
us-gaap:RealEstateProperties
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument
us-gaap:LettersOfCreditOutstandingAmount
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity

us-gaap:LongTermDebtFairValue

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
us-gaap:ConsolidatedEntities, us-gaap:Ownership
us-gaap:MinorityInterestOwnershipPercentageByNoncontrollingOwners
us-gaap:ConsolidatedEntities, us-gaap:Ownership
us-gaap:MinorityInterestOwnershipPercentageByParent

us-gaap:OffMarketLeaseUnfavorable

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OtherAssets

us-gaap:OtherAssetsMiscellaneous

us-gaap:OtherLiabilities

us-gaap:PrepaidExpenseCurrentAndNoncurrent

us-gaap:RealEstateInvestmentPropertyAccumulatedDepreciation

us-gaap:RealEstateInvestmentPropertyAtCost
us-gaap:RealEstateProperties

us-gaap:RealEstateInvestmentPropertyNet

us-gaap:RedeemableNoncontrollingInterestEquityRedemptionValue

us-gaap:RentalProperties
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName
us-gaap:StatementScenario, us-gaap:AwardType, us-gaap:PlanName
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName

us-gaap:SharePrice

us-gaap:UnamortizedDebtIssuanceExpense

Tables

  2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:CommonStockValue ██▄▄▄▃▃▃▃▁▁▁▁▁▁0.4220.420.3740.3730.3730.3640.3640.3630.3630.340.340.3380.3380.3380.338
 us-gaap:SharesOutstanding us-gaap:StatementEquityComponents us-gaap:CommonStockNA42.5334237.90593337.70104237.68838236.89037136.90182936.70869136.6984234.45972834.45421334.24081534.24150434.22794434.193619
us-gaap:CommonStockSharesIssued NA42.5334237.90593337.70104237.68838236.89037136.90182936.70869136.6984234.45972834.45421334.24081534.24150434.22794434.193619
us-gaap:CommonStockSharesOutstanding NA42.5334237.90593337.737.68838236.89037136.90182936.70869134.45972834.45972834.45421334.24081534.24150434.19361934.193619
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▅▁42.40439639.99301137.504349NA37.13215536.61853336.547065NA35.72147834.22032134.164235NA34.11416934.05381633.981776
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▅▁42.23453439.8732637.335892NA36.9509536.46342136.347781NA35.51209134.04939133.935564NA33.87888133.83572733.558787
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount NA0.0005660.002054NA0.00010.0002280.039754NA0.0010030.0009080.03776NA0.0012050.0005620.039937
us-gaap:EarningsPerShareBasic ▄▅▃▄▂▅▅▅▅▇█▁▂▂▃0.50.520.480.510.470.540.540.540.520.570.60.440.470.460.49
us-gaap:EarningsPerShareDiluted ▄▅▃▄▂▅▆▆▅▇█▁▂▂▃0.50.520.480.510.470.530.540.540.520.570.590.440.460.460.48
  2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
  2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
  2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax ▁▁▁▁▁▁▁███▇▇▇▇▇21.14420.89720.08519.47719.08218.77618.416139.146139.18136.447129.619125.946123.068117.886114.921
us-gaap:Revenues █▇▇▇▆▆▅▅▅▅▄▃▂▂▁153.981150.543147.362146.035144.891142.906138.895139.146139.18136.447129.619125.946123.068117.886114.921
us-gaap:CostsAndExpenses █▇▆▅▅▄▂▂▃▁118.455114.85113.174110.351111.248106.85103.462103.78104.707100.344NANANANANA
us-gaap:GeneralAndAdministrativeExpense ▆▇▆▅▅█▄▅▄▅▃▄▄▃▁10.85411.60311.26710.64110.67112.28210.1710.53410.07410.2979.18510.1579.7599.5088.124
us-gaap:SellingAndMarketingExpense ▇▇█▆▅▇▆▅▄▅▄▂▂▁▁5.9015.8376.1445.5275.4765.7845.6525.3945.185.3695.084.6164.6434.4144.503
us-gaap:OperatingIncomeLoss ▇▇▆▇▅█▇▇▆██▅▂▁▁35.52635.69334.18835.68433.64336.05635.43335.36634.47336.10336.33733.66730.79930.08230.264
us-gaap:InterestExpense █▇█▇█▇▆▆▆▅▄▃▂▂▁11.38410.58611.18310.91710.98610.3119.4989.4489.4338.9077.7386.6356.4475.9585.107
us-gaap:InterestPaidNet ▅▅█▅▂▅▃▆▃▆▂▅▁▃▁10.238.91614.679.4374.87510.4616.3511.375.7911.0654.3549.9423.0395.9693.302
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▄▆▂▆▁███▆24.14225.10723.00524.76722.65725.74525.93525.91825.04NANANANANANA
us-gaap:IncomeTaxExpenseBenefit ▅▅▅▅▅▄▅▅▅▁▆▅▇▄█0.010.0190.0170.0220.0130.0020.030.020.02-0.0830.0330.0240.064-0.0110.097
us-gaap:ProfitLoss ▃▄▁▃▁▅▅▅▄▆█▆▃▃▄24.13225.08822.98824.74522.64425.74325.90525.89825.0227.27928.56627.00824.28824.13525.06
us-gaap:OtherComprehensiveIncomeLossNetOfTax █▆▁1.84-3.171-16.914NA-0.326-0.662-4.664-5.2130.4540.180.5770.6180.128-0.1530.61
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▃▃▁▅▅▆▅▅▆██▆▆▆▆3.2243.3341.3585.7375.1256.0485.125.0056.5347.9428.4316.2786.4836.3636.861
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▇▆▁▇▆▇▆▅▇▇██▇▆▇25.97221.9176.07425.57122.31825.08121.24120.68525.47427.45929.14327.62624.41623.98225.67
us-gaap:ComprehensiveIncomeNetOfTax █▆▁▇▆▇▅▅▇▇▇▇▆▆▆22.74818.5834.71619.83417.19319.03316.12115.6818.9419.51720.71221.34817.93317.61918.809
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic █▇▄▆▄▆▆▆▅▆▇▁▂▂▃21.13220.67117.84819.19417.4519.53519.66119.63118.619.38920.30214.91215.75815.64316.292
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▁▃▄▄▄▅▅▅▆██▅▆▆▆3.04.4175.145.5515.1946.2086.2446.2676.427.898.2646.0996.4466.4076.684
  2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
  2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:Assets ███▇▇▆▆▅▅▄▃▂▁▁▁2182.9782168.892144.2592100.9992046.7422001.4441932.8621853.6671818.221767.0981640.4141532.6591499.9561485.5081452.589
us-gaap:Liabilities ██▇▇▆▆▅▅▄▄▃▂▁▁▁2080.1942037.3081979.8111887.1111803.4161725.3211626.6921519.0341454.5951382.4981237.0881114.015947.73915.065863.923
us-gaap:LiabilitiesAndStockholdersEquity ███▇▇▆▆▅▅▄▃▂▁▁▁2182.9782168.892144.2592100.9992046.7422001.4441932.8621853.6671818.221767.0981640.4141532.6591499.9561485.5081452.589
us-gaap:StockholdersEquity ▁▁▂▂▃▃▄▄▅▄▅▅███90.266114.373120.514158.162180.196199.748221.705242.555263.785258.47270.894281.02407.32419.476431.526
  2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:CashAndCashEquivalentsAtCarryingValue ▁▁▁▁▂▁▁▁▂▁▁▂▂█▁2.8942.6863.3073.0484.7032.8362.2942.5995.3062.8343.0795.2474.68222.3342.386
us-gaap:Land ██▅▅▃▁▁▁▇▇▆▆▆▆▆100.432100.43294.59394.59390.387.76586.95586.95597.63697.63697.29597.25897.25897.25897.258
  2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:FurnitureAndFixturesGross ▂▁▁▂▂▁▂▃▄▅▆█4.7264.5894.5074.8484.8294.6074.725.0065.375.6865.866.408NANANA
us-gaap:Goodwill ▁▁▁▁▁▁▁▁▁▁▁▁▁▁█40.64640.64640.64640.64640.64640.64640.64640.64640.64640.64640.64640.64640.64640.64641.191
us-gaap:FiniteLivedIntangibleAssetsNet ▁▁▂▂▃▄▅▆▇▇▄▅▆▇█2.9593.2753.63.9394.3285.6946.3246.9437.5788.2595.7276.3146.9897.6648.743
us-gaap:OperatingLeaseRightOfUseAsset ▆▆▇▇▇▇▇██▇▁▁166.807171.576175.999172.976177.535181.27186.311190.304194.732181.19588.78192.984NANANA
  2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
  2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:LongTermDebt █▇▇▆▆▅▅▄▄▃▃▃▂▁▁1686.811615.2411572.0071478.4021380.5411310.1141210.7161130.8231073.4791030.536986.974939.57788.787769.503719.657
us-gaap:MinorityInterest ▁▁▃▃▃▄▄▅▅▆▇▇▇██12.51817.20943.93455.72663.1376.37584.46592.07899.84126.13132.432137.624144.906150.967157.14
  2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:StockholdersEquity ▁▁▂▂▃▃▄▄▅▄▅▅███90.266114.373120.514158.162180.196199.748221.705242.555263.785258.47270.894281.02407.32419.476431.526
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest ▁▁▂▃▃▃▄▄▅▅▅▆▇██102.784131.582164.448213.888243.326276.123306.17334.633363.625384.6403.326418.644552.226570.443588.666
us-gaap:CommonStockValue ██▄▄▄▃▃▃▃▁▁▁▁▁▁0.4220.420.3740.3730.3730.3640.3640.3630.3630.340.340.3380.3380.3380.338
us-gaap:AdditionalPaidInCapitalCommonStock ██▆▅▅▅▄▄▄▂▂▂▁▁▁551.227545.814516.133512.324508.209498.828494.923491.314487.848463.887460.404457.495450.594447.796444.653
us-gaap:MinorityInterest ▁▁▃▃▃▄▄▅▅▆▇▇▇██12.51817.20943.93455.72663.1376.37584.46592.07899.84126.13132.432137.624144.906150.967157.14
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue ██▁4.4654.4773.726NA3.963.8643.5933.343.2143.3642.7412.5752.5652.5631.952
  2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▃█▃▄▆▄▃▆▅▅▃▃▁▃▂57.28882.9554.55463.87472.33459.47455.90370.02564.36966.0258.34758.37245.04954.9950.945
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅▅▃▁▃▁▃▄▆▆▆▇█▇▇-69.385-67.513-87.169-103.508-81.804-105.108-81.841-80.502-54.7-60.425-60.016-46.977-36.845-44.948-45.194
us-gaap:NetCashProvidedByUsedInFinancingActivities ▅▂▇▇▅█▆▄▃▃▃▂▁▄▃12.305-16.05832.87437.97911.33746.17625.6337.77-7.197-5.84-0.499-10.83-25.8569.906-7.794
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▇▇▇▇█▇▇▆█▇▆▇▁0.208-0.6210.259-1.6551.8670.542-0.305-2.7072.472-0.245-2.1680.565-17.652NANA
  2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▃█▃▄▆▄▃▆▅▅▃▃▁▃▂57.28882.9554.55463.87472.33459.47455.90370.02564.36966.0258.34758.37245.04954.9950.945
us-gaap:ProfitLoss ▃▄▁▃▁▅▅▅▄▆█▆▃▃▄24.13225.08822.98824.74522.64425.74325.90525.89825.0227.27928.56627.00824.28824.13525.06
us-gaap:IncreaseDecreaseInAccountsReceivable █▃▆▁▂▆▇▁▃▄▂▄▇▄▂9.226-1.9073.952-5.135-3.5183.8317.658-5.922-0.818-0.241-3.9421.227.0870.633-3.853
us-gaap:ShareBasedCompensation ██▆▆▇▆▆▅▅▅▃▃▃▃▁4.1564.1723.4823.6033.7323.6173.4323.1743.0523.1862.6262.4012.3742.3691.802
us-gaap:AmortizationOfFinancingCosts ███▇▇▆▄▄▄▃▃▂▂▁▁1.0281.0431.0290.970.9010.8560.6110.6140.6370.5530.5660.4450.4450.4170.369
  2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅▅▃▁▃▁▃▄▆▆▆▇█▇▇-69.385-67.513-87.169-103.508-81.804-105.108-81.841-80.502-54.7-60.425-60.016-46.977-36.845-44.948-45.194
  2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▅▂▇▇▅█▆▄▃▃▃▂▁▄▃12.305-16.05832.87437.97911.33746.17625.6337.77-7.197-5.84-0.499-10.83-25.8569.906-7.794
us-gaap:PaymentsOfDividends ███▇█▅▆▄▄▃▄▃▃▁▁58.79158.7760.00858.57558.65252.7953.88449.26949.58446.58647.59946.3344.99840.18840.968
us-gaap:Dividends ██▁59.36159.35959.313NA59.10359.01353.31453.10849.66349.66847.30247.11243.25643.18738.132
  2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31

None

us-gaap:CommonStockValue

us-gaap:CommonStockValue


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value422000.0420000.0374000.0373000.0373000.0364000.0364000.0363000.0363000.0340000.0340000.0338000.0338000.0338000.0338000.0334000.0334000.0334000.0303000.0301000.0261000.0259000.0214000.0212000.0212000.0211000.0210000.0209000.0208000.0208000.0207000.0207000.0206000.0205000.0204000.0204000.0195000.0194000.0194000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:SharesOutstanding us-gaap:StatementEquityComponents

us-gaap:SharesOutstanding

us-gaap:CommonStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value42373737363636363434343434343333333030262622212121212121212121212120201984919190.00.0
Percentage of SharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

None

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value4237373736363636343434343434333333303026262221212121212121212121212020191919
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value4237373736363634343434343434333333303026262221212121212121212121212020191919
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value423937373636353434343433333230262521212121212121212020191919190.640893
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value423937363636353433333333333230262421212120202020202020191919190.640893
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302010-12-31
Value566.02054.0100.0228.039754.01003.0908.037760.01205.0562.039937.07757.0059408.040565.043013.070153.0146220.0165550.0262470.0211720.0210810.0133170.0200910.01315200.023806.0998070.01391500.0782990.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0.50.520.480.510.470.540.540.540.520.570.60.440.470.460.490.450.360.380.370.320.260.230.210.220.150.180.130.150.140.130.090.090.060.040.030.010.01-0.08-0.17-0.17-3.14
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 End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0.50.520.480.510.470.530.540.540.520.570.590.440.460.460.480.440.360.370.370.320.260.220.210.210.140.180.130.150.140.120.090.090.060.040.030.010.01-0.08-0.17-0.17-3.14
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:RevenueFromContractWithCustomerIncludingAssessedTax

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value21202019191818139139136129125123117114
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues13.713.913.613.313.213.113.3100.0100.0100.0100.00.0100.0100.0100.0

None

us-gaap:Revenues

us-gaap:Revenues


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value153150147146144142138139139136129125123117114
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value118114113110111106103103104100
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues76.976.376.875.676.874.874.574.675.273.5

None

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GeneralAndAdministrativeExpense


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value101111101012101010109.185109.7599.5088.1248.3999.4328.8188.729.7188.6447.9527.8656.267.1456.7328.6277.0927.0456.1777.0037.1336.3896.0366.3525.884.7475.6025.6174.9871.9970.417
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues7.07.77.67.37.48.67.37.67.27.57.18.17.98.17.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:SellingAndMarketingExpense

us-gaap:SellingAndMarketingExpense


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value5.9015.8376.1445.5275.4765.7845.6525.3945.185.3695.084.6164.6434.4144.5034.3084.4654.5014.2214.1173.7754.2563.7823.4133.8063.7473.5883.4743.2063.9363.7893.3892.2312.5812.1291.6191.3151.4331.3771.3410.0650.057
Percentage of SellingAndMarketingExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues3.83.94.23.83.84.04.13.93.73.93.93.73.83.73.90.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value35353435333635353436363330303027222221191614131210129.3099.749.2598.8666.8055.9365.0593.8142.2341.0721.125-3.473-5.814-8.697-4.4281.344
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues23.123.723.224.423.225.225.525.424.826.528.026.725.025.526.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:InterestExpense

us-gaap:InterestExpense


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1110111010109.4989.4489.4338.9077.7386.6356.4475.9585.1074.6983.2222.682.0121.9212.1881.731.2651.3621.3611.4151.1730.7590.7080.7830.4391.3141.5951.3091.0180.8380.9161.2692.2522.3250.680.399
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues7.47.07.67.57.67.26.86.86.86.56.05.35.25.14.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value108.916149.4374.875106.35115.79114.3549.9423.0395.9693.3025.6161.8492.3151.7481.7181.8841.5141.1031.1141.1481.1010.7092.161.3451.2070.6539.584-1.118-4.4551.4811.3910.861.0091.11.2781.034
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues6.65.910.06.53.47.34.68.24.28.13.47.92.55.12.90.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value242523242225252525
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues15.716.715.617.015.618.018.718.618.0

None

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value10000.019000.017000.022000.013000.02000.030000.020000.020000.0-83000.033000.024000.064000.0-11000.097000.074000.0-2000.043000.04000.014000.034000.066000.049000.018000.022000.0-22000.020000.0-34000.056000.0206000.0173000.045000.0522000.0662000.0-125000.0-226000.0-55000.0-165000.0-84000.0-223000.0
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues0.00.00.00.00.00.00.00.00.0-0.10.00.00.1-0.00.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:ProfitLoss

us-gaap:ProfitLoss


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value2425222422252525252728272424252319191917141212128.99108.1189.0298.5097.8796.1954.5782.9471.8481.3430.4620.263-3.588-7.916-10.722-5.1060.945
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues15.716.715.616.915.618.018.718.618.020.022.021.419.720.521.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:AccumulatedDistributionsInExcessOfNetIncome


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value212017171919191819202017171816141413119.0047.6236.6526.7495.2315.9684.8175.224.985
Percentage of ProfitLoss87.682.477.677.175.975.975.874.371.171.177.473.573.573.373.373.871.268.165.762.059.255.254.858.256.159.357.858.6
Percentage of Revenues13.713.712.112.013.714.214.113.414.215.716.614.515.016.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues us-gaap:AccumulatedDistributionsInExcessOfNetIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value3.04.4175.145.1946.2086.2446.2676.427.898.2646.0996.4466.4076.6846.1815.0555.7156.2615.965.5265.2595.4085.5573.7594.673.3013.8093.5243.1762.2622.2791.6241.0220.743
Percentage of ProfitLoss12.417.622.422.924.124.124.225.728.928.922.626.526.526.726.726.228.831.934.338.040.844.845.241.843.940.742.241.440.336.549.855.155.355.3
Percentage of Revenues1.92.93.53.64.34.54.54.65.86.44.85.25.45.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value212017171919191819202017171816147.85919-4.7661412126.7495.2315.9684.8175.224.9854.7033.9332.2991.3230.8260.6
Percentage of ProfitLoss87.682.477.677.175.975.975.874.371.171.177.473.573.573.373.373.839.6100.0-27.4100.0100.0100.054.858.256.159.357.858.659.763.550.244.944.744.7
Percentage of Revenues13.713.712.112.013.714.214.113.414.215.716.614.515.016.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302014-12-312014-09-302014-06-302014-03-31
Value1840000.0-3171000.0-16914000.0-326000.0-662000.0-4664000.0-5213000.0454000.0180000.0577000.0618000.0128000.0-153000.0610000.02887000.01256000.0-713000.0737000.0-935000.0636000.0
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues1.2-2.1-11.5-0.2-0.5-3.4-3.70.30.10.40.50.1-0.10.50.00.00.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value1616000.0-2088000.0-13132000.0-257000.0-502000.0-3540000.0-3951000.0340000.0128000.0410000.0439000.091000.0-109000.0433000.02040000.0888000.0-568000.0-1762000.01193000.0-1324000.0513000.0-449000.0-325000.0336000.0-424000.0288000.0
Percentage of OtherComprehensiveIncomeLossNetOfTax87.865.877.678.875.875.975.874.971.171.171.071.171.271.070.770.70.00.00.00.00.00.045.645.645.345.3
Percentage of Revenues1.0-1.4-8.9-0.2-0.4-2.5-2.80.20.10.30.30.1-0.10.40.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value224000.0-1083000.0-3782000.0-69000.0-160000.0-1124000.0-1262000.0114000.052000.0167000.0179000.037000.0-44000.0177000.0847000.0368000.0-205000.0-980000.0747000.0-1056000.0412000.0-532000.0-388000.0401000.0-511000.0348000.0
Percentage of OtherComprehensiveIncomeLossNetOfTax12.234.222.421.224.224.124.225.128.928.929.028.928.829.029.329.30.00.00.00.00.00.054.454.454.754.7
Percentage of Revenues0.1-0.7-2.6-0.0-0.1-0.8-0.90.10.00.10.10.0-0.00.20.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value1616000.0-2088000.0-13132000.0-257000.0-502000.0-3540000.0-3951000.0340000.0128000.0410000.0439000.091000.0-109000.0433000.02040000.0888000.0412000.0-2742000.02369000.0-2380000.0925000.0-981000.0-325000.0336000.0-424000.0288000.0
Percentage of OtherComprehensiveIncomeLossNetOfTax87.865.877.678.875.875.975.874.971.171.171.071.171.271.070.770.70.00.00.00.00.00.045.645.645.345.3
Percentage of Revenues1.0-1.4-8.9-0.2-0.4-2.5-2.80.20.10.30.30.1-0.10.40.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value3.2243.3341.3585.7375.1256.0485.125.0056.5347.9428.4316.2786.4836.3636.8617.0285.4235.515.2816.7084.4695.6714.8765.1694.164.1593.6498.3613.5243.1762.2622.5261.6541.0470.7280.2980.17-2.183-4.56-7.302
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues2.12.20.93.93.54.23.73.64.75.86.55.05.35.46.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value25216.0742522252120252729272423252620191619121311119.7279.7048.7549.0298.5097.8796.1954.5852.9951.8941.3150.4910.287-3.807-7.943-10.601
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues16.914.64.117.515.417.615.314.918.320.122.521.919.820.322.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value22184.71619171916151819202117171819151311127.6818.1366.2036.4245.5675.5455.1050.6684.9854.7033.9332.0591.3410.8470.5870.4910.117-1.624-3.383-3.299
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues14.812.33.213.611.913.311.611.313.614.316.017.014.614.916.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value212017191719191918192014151516141212119.3426.925.5384.5684.6643.1473.8832.7333.1352.9012.6181.8491.8621.320.8260.60.1790.112-1.53-3.372-3.351-2.010.945
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues13.713.712.113.112.013.714.214.113.414.215.711.812.813.314.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value3.04.4175.145.5515.1946.2086.2446.2676.427.898.2646.0996.4466.4076.6846.1815.0555.7156.2615.965.5265.2595.4085.5573.7594.673.3013.8093.5243.1762.2622.2791.6271.0220.7430.2780.151-2.058-4.544-7.371-3.096
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues1.92.93.53.83.64.34.54.54.65.86.44.85.25.45.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:Assets

us-gaap:Assets


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value2182216821442100204620011932185318181767164015321499148514521451135912961217116211151097108610751062105710351016965906891845827817810808808811833
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:Liabilities

us-gaap:Liabilities


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value208020371979188718031725162615191454138212371114947915863854750682598536483454436417396383354328270206187134221206196188181179178
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets95.393.992.389.888.186.284.281.980.078.275.472.763.261.659.558.955.252.749.246.143.341.440.238.837.336.334.332.328.022.821.015.926.725.324.223.322.422.121.4

None

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value2182216821442100204620011932185318181767164015321499148514521451135912961217116211151097108610751062105710351016965906891845827817810808808811833
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value90114120158180199221242263258270281407419431435443446412416368374319322325327330332334335336338229230230232221223232
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.15.35.67.58.810.011.513.114.514.616.518.327.228.229.730.032.634.433.935.833.034.229.430.030.631.031.932.734.737.037.740.027.728.228.528.827.427.527.9

None

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-09-282010-06-302009-12-31
Value2.8942.6863.3073.0484.7032.8362.2942.5995.3062.8343.0795.2474.682222.3864.4296.2962.2433.26.8549.4777.54212109.26811105.3130.7022.8038.4878.13135.5263.9986.62810317386829.266.7157.466
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.20.10.20.10.10.10.30.20.20.30.31.50.20.30.50.20.30.60.80.71.11.00.91.11.00.50.10.31.01.01.60.70.50.81.33.90.010.40.00.00.00.0

None

us-gaap:Land

us-gaap:Land


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value100100949490878686979797979797971008282767474788078797979787676768585848484848484
Percentage of Land100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.64.64.44.54.44.44.54.75.45.55.96.36.56.56.76.96.16.46.36.46.77.17.47.37.57.67.77.87.98.48.510.210.410.410.410.510.510.410.2

us-gaap:Land us-gaap:RealEstateProperties

cor:Chicago


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value7.0597.0595.4935.4935.4935.4935.4935.4935.4935.4935.4935.4935.4935.4935.4935.4935.4935.4935.4935.493
Percentage of Land7.07.05.85.86.16.36.36.35.65.65.65.65.65.65.65.56.76.77.27.3
Percentage of Assets0.30.30.30.30.30.30.30.30.30.30.30.40.40.40.40.40.40.40.50.5
Percentage of Assets cor:Chicago0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

cor:LosAngeles


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value1818181818181818282828282828282828282828
Percentage of Land18.618.619.719.720.721.321.521.529.229.229.329.329.329.329.328.434.534.537.338.0
Percentage of Assets0.90.90.90.90.90.91.01.01.61.61.71.91.91.92.02.02.12.22.32.4
Percentage of Assets cor:LosAngeles0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

cor:NewYorkCity


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value2.7292.7292.7292.7292.7292.7292.7292.7292.388
Percentage of Land2.72.72.92.93.03.13.13.12.5
Percentage of Assets0.10.10.10.10.10.10.10.10.2
Percentage of Assets cor:NewYorkCity0.00.00.00.00.00.00.00.00.0

cor:NorthernVirginia


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value212121212123222223232323232323261212119.623
Percentage of Land21.821.823.123.124.226.926.226.224.324.324.324.324.324.324.326.615.115.114.512.9
Percentage of Assets1.01.01.01.01.11.21.21.21.31.31.41.51.61.61.61.80.91.00.90.8
Percentage of Assets cor:NorthernVirginia0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

cor:SanFranciscoBay


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value4444393935313131313131313131313127272222
Percentage of Land44.044.042.242.239.535.836.136.132.132.132.332.332.332.332.331.333.733.730.130.7
Percentage of Assets2.02.01.91.91.71.61.61.71.71.81.92.02.12.12.22.22.02.11.92.0
Percentage of Assets cor:SanFranciscoBay0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:FurnitureAndFixturesGross

us-gaap:FurnitureAndFixturesGross


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value4726000.04589000.04507000.04848000.04829000.04607000.04720000.05006000.05370000.05686000.05860000.06408000.0
Percentage of FurnitureAndFixturesGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.20.20.20.20.20.30.30.30.40.4

None

us-gaap:Goodwill

us-gaap:Goodwill


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value404040404040404040404040404041414141414141414141414141414141414141414141414141
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.91.91.91.92.02.02.12.22.22.32.52.72.72.72.82.83.03.23.43.53.73.83.83.83.93.94.04.14.34.54.64.95.05.05.15.15.15.14.9

None

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value2.9593.2753.63.9394.3285.6946.3246.9437.5788.2595.7276.3146.9897.6648.7439.9133.2493.7074.1914.7145.2495.8156.4247.1127.949.0189.933111214161923283036435071
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.20.20.20.20.30.30.40.40.50.30.40.50.50.60.70.20.30.30.40.50.50.60.70.70.91.01.11.31.61.82.32.83.53.84.55.46.38.6

None

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1661711751721771811861901941818892
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.67.98.28.28.79.19.610.310.710.35.46.1

None

us-gaap:LongTermDebt

us-gaap:LongTermDebt


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312013-09-302013-06-302013-03-312012-09-302012-06-302011-12-31
Value1686161515721478138013101210113010731030986939788769719690590496391166132111154146121
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets77.374.573.370.467.565.562.661.059.058.360.261.352.651.849.547.643.538.333.617.314.612.518.717.915.1

None

us-gaap:MinorityInterest

us-gaap:MinorityInterest


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value121743556376849299126132137144150157161165167206210263267329335341345350355360364367372377380383387405408422
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.60.82.02.73.13.84.45.05.57.18.19.09.710.210.811.112.212.917.018.123.624.430.431.232.132.733.935.037.440.241.344.145.646.547.347.950.150.350.7

None

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value90114120158180199221242263258270281407419431435443446412416368374319322325327330332334335336338229230230232221223232
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.15.35.67.58.810.011.513.114.514.616.518.327.228.229.730.032.634.433.935.833.034.229.430.030.631.031.932.734.737.037.740.027.728.228.528.827.427.527.9

None

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value102131164213243276306334363384403418552570588597609613619626632642649658666673680688695699704710606610614620627632654162149
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.76.17.710.211.913.815.818.120.021.824.627.336.838.440.541.144.847.350.853.956.758.659.861.262.763.765.767.772.077.279.084.173.374.775.876.777.677.978.60.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AccumulatedDistributionsInExcessOfNetIncome


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-312011-12-312010-12-31
Value-439.028-408.021-376.835-348.509-321.72-293.209-267.849-246.929-226.184-207.048-191.013-177.566-158.926-143.881-128.797-118.038-105.756-99.942-94.002-88.891-81.99-77.772-72.202-67.538-63.084-58.649-54.992-50.264-45.953-43.078-35.987-23.545-7.46
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-427.1-310.1-229.2-162.9-132.2-106.2-87.5-73.8-62.2-53.8-47.4-42.4-28.8-25.2-21.9-19.8-17.4-16.3-15.2-14.2-13.0-12.1-11.1-10.3-9.5-8.7-8.1-7.3-6.6-6.2-5.1-3.8-1.1
Percentage of Assets-20.1-18.8-17.6-16.6-15.7-14.6-13.9-13.3-12.4-11.7-11.6-11.6-10.6-9.7-8.9-8.1-7.8-7.7-7.7-7.6-7.3-7.1-6.6-6.3-5.9-5.5-5.3-4.9-4.8-4.8-4.3-2.9-0.9
Percentage of Assets us-gaap:AccumulatedDistributionsInExcessOfNetIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value-22.355-23.84-19.158-6.026-6.666-6.235-5.733-2.1931.7581.2911.1630.7530.3140.2230.332-0.101-2.141-3.029-2.255-0.493-1.507-0.183-0.574-0.1250.2-0.1360.288-0.004-0.026-0.047-0.034-0.043-0.0530.0520.00.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-21.7-18.1-11.6-2.8-2.7-2.3-1.9-0.70.50.30.30.20.10.00.1-0.0-0.4-0.5-0.4-0.1-0.2-0.0-0.1-0.00.0-0.00.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.0
Percentage of Assets-1.0-1.1-0.9-0.3-0.3-0.3-0.3-0.10.10.10.10.00.00.00.0-0.0-0.2-0.2-0.2-0.0-0.1-0.0-0.1-0.00.0-0.00.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.0
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 End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value5515455165125084984944914874634604574504474444384364333933903363372772752722712692672652632612592612592572562412402390.00.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest536.3414.8313.9239.5208.9180.7161.6146.8134.2120.6114.2109.381.678.575.573.471.670.763.662.353.352.542.741.840.940.339.638.938.237.637.136.443.142.541.941.338.538.136.60.00.0
Percentage of Assets25.325.224.124.424.824.925.626.526.826.328.129.830.030.130.630.232.133.532.333.630.230.825.525.625.725.726.026.327.529.129.330.631.631.831.731.729.929.728.70.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value0.4220.420.3740.3730.3730.3640.3640.3630.3630.340.340.3380.3380.3380.3380.3340.3340.3340.3030.3010.2610.2590.2140.2120.2120.2110.210.2090.2080.2080.2070.2070.2060.2050.2040.2040.1950.1940.1940.00.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.40.30.20.20.20.10.10.10.10.10.10.10.10.10.10.10.10.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value1217435563768492991261321371441501571611651672062102632673293353413453503553603643673723773803833874054084220.00.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest12.213.126.726.125.927.727.627.527.532.832.832.926.226.526.727.027.227.333.433.641.741.750.851.051.251.351.551.751.952.052.252.462.262.362.462.564.664.764.50.00.0
Percentage of Assets0.60.82.02.73.13.84.45.05.57.18.19.09.710.210.811.112.212.917.018.123.624.430.431.232.132.733.935.037.440.241.344.145.646.547.347.950.150.350.70.00.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value90114120158180199221242263258270281407419431435443446619626632642649658325327330332334335336338229230230232221223232162149
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest87.886.973.373.974.172.372.472.572.567.267.267.173.873.573.373.072.872.7100.0100.0100.0100.0100.0100.048.848.748.548.348.148.047.847.637.837.737.637.535.435.335.5100.0100.0
Percentage of Assets4.15.35.67.58.810.011.513.114.514.616.518.327.228.229.730.032.634.450.853.956.758.659.861.230.631.031.932.734.737.037.740.027.728.228.528.827.427.527.90.00.0
Percentage of Assets us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:CommonStockValue

us-gaap:CommonStockValue


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value422000.0420000.0374000.0373000.0373000.0364000.0364000.0363000.0363000.0340000.0340000.0338000.0338000.0338000.0338000.0334000.0334000.0334000.0303000.0301000.0261000.0259000.0214000.0212000.0212000.0211000.0210000.0209000.0208000.0208000.0207000.0207000.0206000.0205000.0204000.0204000.0195000.0194000.0194000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value551545516512508498494491487463460457450447444438436433393390336337277275272271269267265263261259261259257256241240239
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets25.325.224.124.424.824.925.626.526.826.328.129.830.030.130.630.232.133.532.333.630.230.825.525.625.725.726.026.327.529.129.330.631.631.831.731.729.929.728.7

None

us-gaap:MinorityInterest

us-gaap:MinorityInterest


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value121743556376849299126132137144150157161165167206210263267329335341345350355360364367372377380383387405408422
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.60.82.02.73.13.84.45.05.57.18.19.09.710.210.811.112.212.917.018.123.624.430.431.232.132.733.935.037.440.241.344.145.646.547.347.950.150.350.7

None

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value4.4654.4773.7263.963.8643.5933.343.2143.3642.7412.5752.5652.5631.9522.1732.6171.4671.6551.6771.8321.6881.9261.8362.1091.5671.5571.7790.7470.6930.879
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value4.4654.4773.7253.9593.8643.5923.343.2143.3642.7392.5752.5652.5631.952.1732.6172.4692.2331.9162.0731.9481.6951.4671.6551.6761.8311.6881.9261.8362.1091.5661.5571.7780.7470.6930.878
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.099.9100.0100.0100.099.9100.0100.00.00.00.00.00.00.0100.0100.099.999.9100.0100.0100.0100.099.9100.099.9100.0100.099.9
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


None
Period End2020-03-312019-09-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312012-12-312012-09-302011-12-31
Value0.0010.0010.0010.00.00.00.0020.00.00.00.0020.00.00.0010.0010.00.00.00.0010.00.00.0010.0010.0010.00.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue0.00.00.00.00.00.00.10.00.00.00.10.00.00.00.00.00.00.00.00.00.00.10.10.10.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value4.4654.4773.7263.963.8643.5933.343.2143.3642.7412.5752.5652.5631.9522.1732.6172.472.2341.9162.0731.9481.6961.4671.6551.6771.8321.6881.9261.8362.1091.5671.5571.7790.7470.6930.879
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value578254637259557064665858455450474714131220131.27
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues37.255.137.043.749.941.640.250.346.248.445.046.336.646.644.30.00.00.00.00.00.00.00.0

None

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value-69385000.0-67513000.0-87169000.0-103510000.0-81804000.0-105110000.0-81841000.0-80502000.0-54700000.0-60425000.0-60016000.0-46977000.0-36845000.0-44948000.0-45194000.0-121680000.0-111390000.0-19636000.0-18009000.0-27462000.0-41986000.0-20232000.03696000.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-45.1-44.8-59.2-70.9-56.5-73.6-58.9-57.9-39.3-44.3-46.3-37.3-29.9-38.1-39.30.00.00.00.00.00.00.00.0

None

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value12-16.05832371146257.77-7.197-5.84-0.499-10.83-25.8569.906-7.79472676.552.195-6.029-19.996-5.96370
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues8.0-10.722.326.07.832.318.55.6-5.2-4.3-0.4-8.6-21.08.4-6.80.00.00.00.00.00.00.00.0

None

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.208-0.6210.259-1.6551.8670.542-0.305-2.7072.472-0.245-2.1680.565-17.652
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues0.1-0.40.2-1.11.30.4-0.2-1.91.8-0.2-1.70.4-14.3

None

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value578254637259557064665858455450474714131220131.27
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues37.255.137.043.749.941.640.250.346.248.445.046.336.646.644.30.00.00.00.00.00.00.00.0

None

us-gaap:ProfitLoss

us-gaap:ProfitLoss


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value2425222422252525252728272424252319191917141212128.99108.1189.0298.5097.8796.1954.5782.9471.8481.3430.4620.263-3.588-7.916-10.722-5.1060.945
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues15.716.715.616.915.618.018.718.618.020.022.021.419.720.521.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:AccumulatedDistributionsInExcessOfNetIncome


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value212017171919191819202017171816141413119.0047.6236.6526.7495.2315.9684.8175.224.985
Percentage of ProfitLoss87.682.477.677.175.975.975.874.371.171.177.473.573.573.373.373.871.268.165.762.059.255.254.858.256.159.357.858.6
Percentage of Revenues13.713.712.112.013.714.214.113.414.215.716.614.515.016.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues us-gaap:AccumulatedDistributionsInExcessOfNetIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value3.04.4175.145.1946.2086.2446.2676.427.898.2646.0996.4466.4076.6846.1815.0555.7156.2615.965.5265.2595.4085.5573.7594.673.3013.8093.5243.1762.2622.2791.6241.0220.743
Percentage of ProfitLoss12.417.622.422.924.124.124.225.728.928.922.626.526.526.726.726.228.831.934.338.040.844.845.241.843.940.742.241.440.336.549.855.155.355.3
Percentage of Revenues1.92.93.53.64.34.54.54.65.86.44.85.25.45.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value212017171919191819202017171816147.85919-4.7661412126.7495.2315.9684.8175.224.9854.7033.9332.2991.3230.8260.6
Percentage of ProfitLoss87.682.477.677.175.975.975.874.371.171.177.473.573.573.373.373.839.6100.0-27.4100.0100.0100.054.858.256.159.357.858.659.763.550.244.944.744.7
Percentage of Revenues13.713.712.112.013.714.214.113.414.215.716.614.515.016.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value9.226-1.9073.952-5.135-3.5183.8317.658-5.922-0.818-0.241-3.9421.227.0870.633-3.8539.0592.413-2.2844.011-2.068-0.9344.6450.503-1.1671.3010.0650.4-0.7533.249-2.2950.4810.0982.0810.4950.983-0.1550.4910.3140.8731.79-4.211
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value4.1564.1723.4823.6033.7323.6173.4323.1743.0523.1862.6262.4012.3742.3691.8022.0182.472.3112.0931.8091.9441.7921.5691.3591.5181.5321.7161.4331.7591.6831.8951.5671.5571.7790.7470.6930.8790.8890.4970.538
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:AmortizationOfFinancingCosts

us-gaap:AmortizationOfFinancingCosts


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1028000.01043000.01029000.0970000.0901000.0856000.0611000.0614000.0637000.0553000.0566000.0445000.0445000.0417000.0369000.0369000.0370000.0311000.0283000.0247000.0413000.0292000.0294000.0420000.0448000.0449000.0580000.0446000.0446000.0427000.0420000.0374000.0435000.0436000.0436000.0371000.0359000.0399000.0427000.0427000.0119000.0
Percentage of AmortizationOfFinancingCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value-69385000.0-67513000.0-87169000.0-103510000.0-81804000.0-105110000.0-81841000.0-80502000.0-54700000.0-60425000.0-60016000.0-46977000.0-36845000.0-44948000.0-45194000.0-121680000.0-111390000.0-19636000.0-18009000.0-27462000.0-41986000.0-20232000.03696000.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-45.1-44.8-59.2-70.9-56.5-73.6-58.9-57.9-39.3-44.3-46.3-37.3-29.9-38.1-39.30.00.00.00.00.00.00.00.0

None

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value12-16.05832371146257.77-7.197-5.84-0.499-10.83-25.8569.906-7.79472676.552.195-6.029-19.996-5.96370
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues8.0-10.722.326.07.832.318.55.6-5.2-4.3-0.4-8.6-21.08.4-6.80.00.00.00.00.00.00.00.0

None

us-gaap:PaymentsOfDividends

us-gaap:PaymentsOfDividends


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-09-30
Value585860585852534949464746444040272727272121212118181818141415128.2728.38.2578.2725.9415.965.9445.940.0
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

None

us-gaap:Dividends

us-gaap:Dividends


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value595959595953534949474743433838251916161616121212128.3668.3518.3038.2965.995
Percentage of Dividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Dividends us-gaap:StatementEquityComponents

us-gaap:AccumulatedDistributionsInExcessOfNetIncome


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value5251464544404037353333303027271717161611119.2329.1187.5827.547.4617.4465.776
Percentage of Dividends87.887.477.877.876.176.176.076.071.371.371.271.271.170.971.071.00.00.00.00.00.00.046.146.145.945.745.645.8

us-gaap:NoncontrollingInterest


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value7.2227.502131314121211141313121211117.3417.3418.9338.9358.7628.76110108.8768.8768.8768.8766.8486.8476.8476.8474.5654.5654.5654.5653.413
Percentage of Dividends12.212.622.222.223.923.924.024.028.728.728.828.828.929.129.029.00.00.00.00.00.00.053.953.954.154.354.454.254.254.354.554.654.755.055.056.9

us-gaap:Parent


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value525146454440403735333330302727179.04225-11.9321919199.1187.5827.547.4617.4465.7765.7855.7735.7253.8013.7863.7383.7312.582
Percentage of Dividends87.887.477.877.876.176.176.076.071.371.371.271.271.170.971.071.00.00.00.00.00.00.046.146.145.945.745.645.845.845.745.545.445.345.045.043.1

None

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:EmployeeStockOption, cor:EquityIncentive2010Plan


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
Value19864.028536.031746.045511.046665.048004.049133.054908.054908.062628.067789.067789.075102.0101850.0265550.0268600.0271790.0340210.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:EmployeeStockOption, cor:EquityIncentive2010Plan


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value24.7621.2519.6519.5720.2120.3120.1720.0619.619.619.0919.1219.1219.1519.0722.9622.9522.8921.77
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:RestrictedStock, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-31
Value8681.0146580.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName

srt:Maximum, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value071488.00076480.0434.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod0.048.80.00.00.00.0

srt:Minimum, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value010210.00010926.062.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod0.07.00.00.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod us-gaap:StatementScenario, us-gaap:AwardType, us-gaap:PlanName

cor:Target, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-09-30
Value040852.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod0.027.90.0

None

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-31
Value2.8942.6863.3073.0484.7032.8362.2942.5995.3062.8343.0795.2474.682224.4296.854
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cor:IncreaseDecreaseInRightOfUseAssetsAndLeaseLiabilitiesNet

cor:IncreaseDecreaseInRightOfUseAssetsAndLeaseLiabilitiesNet


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value202000.0303000.0296000.0281000.0569000.0823000.0643000.02706000.0-657000.01842000.0-1400000.0254000.0269000.0306000.01405000.0
Percentage of IncreaseDecreaseInRightOfUseAssetsAndLeaseLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cor:MinimumPercentageOfDistributionOfTaxableIncomeToQualifyAsREIT

cor:MinimumPercentageOfDistributionOfTaxableIncomeToQualifyAsREIT


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-30
Value89.100.900
Percentage of MinimumPercentageOfDistributionOfTaxableIncomeToQualifyAsREIT100.00.0100.00.00.0

cor:MinorityInterestDecreaseFromRedemptionsShares us-gaap:StatementEquityComponents

cor:MinorityInterestDecreaseFromRedemptionsShares

us-gaap:CommonStock


None
Period End2020-06-302020-03-312019-09-302019-06-302018-09-302018-03-312016-12-312016-09-30
Value4620000.02140.0800840.02770.02250000.07056.06014000.00
Percentage of MinorityInterestDecreaseFromRedemptionsShares100.0100.0100.0100.0100.0100.0100.00.0

cor:PercentageOfNotesPurchasedInCash us-gaap:DebtInstrument

cor:PercentageOfNotesPurchasedInCash

cor:SeriesCSeniorUnsecuredNoteDue2027


None
Period End2020-05-06
Value100.0
Percentage of PercentageOfNotesPurchasedInCash100.0

cor:PercentageOfPrincipalAmountOfNotes us-gaap:DebtInstrument

cor:PercentageOfPrincipalAmountOfNotes

cor:SeriesCSeniorUnsecuredNoteDue2027


None
Period End2020-05-06
Value100.0
Percentage of PercentageOfPrincipalAmountOfNotes100.0

cor:PercentageOfPurchasePrice us-gaap:DebtInstrument

cor:PercentageOfPurchasePrice

cor:SeriesCSeniorUnsecuredNoteDue2027


None
Period End2020-05-06
Value100.0
Percentage of PercentageOfPurchasePrice100.0

cor:PercentageOfTargetNumberOfSharesForPsasGrantedInYearsTwoAndThree us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName

cor:PercentageOfTargetNumberOfSharesForPsasGrantedInYearsTwoAndThree

srt:Maximum, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value173.2501.750001.7500
Percentage of PercentageOfTargetNumberOfSharesForPsasGrantedInYearsTwoAndThree100.00.0100.00.00.00.0100.00.00.0

srt:Minimum, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value24.7500.250000.2500
Percentage of PercentageOfTargetNumberOfSharesForPsasGrantedInYearsTwoAndThree14.30.014.30.00.00.014.30.00.0

cor:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformanceAdjustmentInPeriod us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName

cor:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformanceAdjustmentInPeriod

srt:Maximum, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-31
Value0-7904.000-29819.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformanceAdjustmentInPeriod0.0100.00.00.0100.0

srt:Minimum, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value038047.00018063.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformanceAdjustmentInPeriod0.0-481.40.00.0-60.60.0

cor:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformanceAdjustmentInPeriod us-gaap:StatementScenario, us-gaap:AwardType, us-gaap:PlanName

cor:Target, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-09-30
Value015073.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformanceAdjustmentInPeriod0.0-190.70.0

us-gaap:AmortizationOfAboveAndBelowMarketLeases

us-gaap:AmortizationOfAboveAndBelowMarketLeases


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312011-09-302011-06-302010-12-31
Value-34000.0-34000.0-34000.0-35000.0-47000.0-86000.0-86000.0-86000.0200000.0200000.0100000.0100000.0100000.0100000.0100000.0100000.0100000.0100000.0100000.0100000.0200000.0300000.0100000.0100000.0300000.0200000.0200000.0200000.0300000.0400000.0400000.0600000.0400000.0400000.0400000.0
Percentage of AmortizationOfAboveAndBelowMarketLeases100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths us-gaap:StatementScenario, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths

srt:ScenarioForecast, us-gaap:InterestRateSwap, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-10-01
Value7400000.0
Percentage of CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths100.0

us-gaap:CommonStockDividendsPerShareDeclared us-gaap:StatementClassOfStock

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:CommonStock


None
Period End2020-09-022020-09-302020-05-202020-03-052019-09-042019-09-302019-05-162019-03-162019-03-072018-08-312018-09-302018-05-242018-03-092017-09-302017-06-302017-03-31
Value1.221.221.221.221.221.221.221.221.11.031.031.030.980.90.90.8
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConstructionInProgressExpendituresIncurredButNotYetPaid

us-gaap:ConstructionInProgressExpendituresIncurredButNotYetPaid


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-27.5886.38646-1.188-0.9610.802663.512104.807221413-5.3829.461-17.243124-44.292-33.931-18.09-4.5042.98-17.419-3.05613-11.735-14.96512-19.583-0.273-12.4351.371-5.511-10.2213.841-14.4360.946-3.06110-2.89-1.158
Percentage of ConstructionInProgressExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Depreciation

us-gaap:Depreciation


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value3837363535323231313029272726262522212019191918171615151413131112109.99.48.88.47.87.4
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DepreciationAndAmortization

us-gaap:DepreciationAndAmortization


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value414140394036353636353332323232302626242424242222201917171616151616151515161719194.93.79
Percentage of DepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DirectCostsOfLeasedAndRentedPropertyOrEquipment

us-gaap:DirectCostsOfLeasedAndRentedPropertyOrEquipment


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value44414039413838394137
Percentage of DirectCostsOfLeasedAndRentedPropertyOrEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2.5528.222-2.579-7.5928.8544.1892.757-2.7726.6151.615-1.956-2.5342.7680.1440.8463.4973.7843.162-5.5332.4875.068-0.564-0.4590.1042.166-3.442-2.9880.3955.5761.567-3.7821.0391.452-2.2151.969-3.2430.4787.0972.941-0.176-2.109
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInDeferredLeasingFees

us-gaap:IncreaseDecreaseInDeferredLeasingFees


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value4.1683.166.1893.6952.7444.2892.6942.5323.1642.5713.4053.3593.1983.0983.663.8613.8963.0973.5416.3133.3814.0823.7795.85122.670.81.4791.1692.2261.9781.1690.3920.5621.982-0.3661.5411.0022.0380.5030.301
Percentage of IncreaseDecreaseInDeferredLeasingFees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingAssets


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value4.795-3.5612.408-0.2637.274-3.3984.519-1.2633.131-2.4984.7090.5391.6341.5087.2430.322.00.3976.1020.8742.2530.4451.9634.4940.35-1.3911.0064.4441.688-1.272.2953.312-2.3710.0481.608-0.7732.779-0.121-0.6580.9870.906
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2277000.040000.0726000.0-332000.054000.0-9676000.0857000.0-74000.0-455000.0-2657000.01911000.03606000.0-5119000.01533000.0-2255000.06216000.03467000.0-1116000.0129000.0762000.03784000.03401000.01614000.0768000.01288000.01312000.03982000.0-118000.0107000.0-587000.0860000.02272000.0-1894000.0-935000.0-1054000.0191000.0811000.01577000.0241000.01528000.025000.0
Percentage of IncreaseDecreaseInOtherOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements us-gaap:AwardType

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:EmployeeStockOption


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value20065.025298.0-1978.038172.038741.038921.0-2011.045453.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value99686.0143160.05893.0143030.0116370.0160360.0-6783.0163930.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements496.8565.9-297.9374.7300.4412.0337.3360.7

us-gaap:InterestCostsCapitalized

us-gaap:InterestCostsCapitalized


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value3.23.33.53.63.73.62.62.11.31.11.11.10.80.80.60.61.60.91.10.80.61.01.31.21.21.01.21.41.10.90.90.30.30.50.70.70.50.3
Percentage of InterestCostsCapitalized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseAndRentalExpense

us-gaap:LeaseAndRentalExpense


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
Value8.9958.3998.8728.3317.7337.6887.427.3296.5476.46.1556.0775.9315.9625.9135.9675.3345.4175.3855.445.0075.2435.1485.1135.075.0665.0285.0824.7564.7934.7544.6894.6914.5774.5884.6014.64.5474.5510.7870.692
Percentage of LeaseAndRentalExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseCost

us-gaap:LeaseCost


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value8.9668.9958.3998.8728.3317.7337.6887.427.329
Percentage of LeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MinorityInterestDecreaseFromRedemptions dei:LegalEntity

us-gaap:MinorityInterestDecreaseFromRedemptions

cor:CarlyleGroup


None
Period End2020-09-30
Value0.7
Percentage of MinorityInterestDecreaseFromRedemptions100.0

us-gaap:MinorityInterestDecreaseFromRedemptions us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


None
Period End2020-09-302020-06-302019-09-302018-12-312018-09-302016-12-312016-09-302015-12-312015-09-30
Value0.1312.5940.1740.0-0.1270.00.00.1790.0
Percentage of MinorityInterestDecreaseFromRedemptions18.70.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value-0.822-25.105-0.011-5.394-0.02-0.035-20.7470.0-0.070.0-0.0910.00.0-37.475-0.075-51.2510.0
Percentage of MinorityInterestDecreaseFromRedemptions-117.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


None
Period End2020-09-302020-06-302019-09-302018-12-312018-09-302016-12-312016-09-302015-12-312015-09-30
Value-0.002-0.046-0.0080.0-0.0230.00.0-0.040.0
Percentage of MinorityInterestDecreaseFromRedemptions-0.30.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value0.693220.0115.2280.020.035200.00.070.00.0910.00.0370.075510.0
Percentage of MinorityInterestDecreaseFromRedemptions99.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-30
Value-0.693-22.557-0.011-5.228-0.02-0.035-20.8970.0-0.070.0-0.0910.00.0
Percentage of MinorityInterestDecreaseFromRedemptions-99.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NumberOfReportableSegments

us-gaap:NumberOfReportableSegments


None
Period End2020-06-302020-03-312019-09-30
Value01.00
Percentage of NumberOfReportableSegments0.0100.00.0

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeaseCost


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value6.956.9446.8626.9046.8686.3976.3966.1386.1445.4185.2275.0895.0785.0895.088
Percentage of OperatingLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseExpense

us-gaap:OperatingLeaseExpense


None
Period End2020-09-302019-09-30
Value8.9668.331
Percentage of OperatingLeaseExpense100.0100.0

us-gaap:OperatingLeaseInitialDirectCostExpenseOverTerm

us-gaap:OperatingLeaseInitialDirectCostExpenseOverTerm


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2.83.63.33.44.03.43.43.84.03.93.94.14.14.04.1
Percentage of OperatingLeaseInitialDirectCostExpenseOverTerm100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseLeaseIncome

us-gaap:OperatingLeaseLeaseIncome


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value13212912712612512412012112174711091066464
Percentage of OperatingLeaseLeaseIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseLeaseIncomeLeasePayments

us-gaap:OperatingLeaseLeaseIncomeLeasePayments


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value10810710610410310199999898949088
Percentage of OperatingLeaseLeaseIncomeLeasePayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeasePayments


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value6.796.6926.6266.6256.4226.0886.0713.8787.4883.8336.7955.3235.175.1395.132
Percentage of OperatingLeasePayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseVariableLeaseIncome

us-gaap:OperatingLeaseVariableLeaseIncome


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value23222021222221212320181818
Percentage of OperatingLeaseVariableLeaseIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeasesIncomeStatementLeaseRevenue us-gaap:ProductOrService

us-gaap:OperatingLeasesIncomeStatementLeaseRevenue

cor:OfficeLightIndustrialAndOtherRevenue


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value2.5372.5382.7722.9613.2113.0472.6262.7792.8892.878
Percentage of OperatingLeasesIncomeStatementLeaseRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cor:RentalPowerAndRelatedRevenue


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value130127124123122121117118118116
Percentage of OperatingLeasesIncomeStatementLeaseRevenue5136.05008.24491.54174.23818.13973.84487.94258.44104.94035.7

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-1836000.0-1198000.0-114000.0-256000.0-137000.0-17000.0198000.0181000.069000.044000.032000.0-69000.0-87000.0-170000.0-297000.0-402000.0-432000.0-450000.0-456000.0-559000.0-567000.0-477000.0-328000.0-339000.0-340000.0-337000.0-118000.0
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value4000.0-4369000.0-17028000.0570000.0-463000.0-679000.0-4466000.0-5032000.0523000.0224000.0609000.0549000.041000.0-323000.0313000.02485000.0824000.0-1223000.0-3198000.01381000.0-2947000.0448000.0-1309000.0-1052000.0397000.0-1271000.0518000.02000.0-3000.0-2000.0-69000.0-13000.0-25000.0-264000.0-65000.0121000.0
Percentage of OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForCapitalImprovements

us-gaap:PaymentsForCapitalImprovements


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value6865851028077807953525445234242581055870
Percentage of PaymentsForCapitalImprovements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForTenantImprovements

us-gaap:PaymentsForTenantImprovements


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312010-12-31
Value1204000.02022000.01329000.0847000.01023000.01098000.01046000.01056000.01524000.01372000.01295000.01569000.01472000.02201000.02608000.02391000.01418000.01292000.0777000.02380000.01685000.01819000.01852000.0853000.0553000.02187000.02300000.01914000.01809000.02024000.01381000.0809000.01849000.01178000.02239000.04623000.0
Percentage of PaymentsForTenantImprovements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsOfDebtIssuanceCosts


None
Period End2020-09-302019-12-312019-09-302018-12-312018-09-302017-12-312017-09-302016-12-312016-09-302015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value30000.03993000.039000.052000.0149000.0000172000.00108000.0003000.0997000.004000.0359000.02258000.0384000.013000.0-3000.0109000.01731000.008000.06000.03440000.03426000.0
Percentage of PaymentsOfDebtIssuanceCosts100.0100.0100.0100.0100.00.00.00.0100.00.0100.00.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfUnsecuredDebt

us-gaap:ProceedsFromIssuanceOfUnsecuredDebt


None
Period End2020-09-302019-12-312019-09-302018-12-312018-09-302017-12-312017-09-302016-12-312016-09-302015-12-312015-09-302014-12-312014-09-30
Value50100750.00.00.00.00.00.00.00.00.00.0
Percentage of ProceedsFromIssuanceOfUnsecuredDebt100.0100.0100.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ProceedsFromLongTermLinesOfCredit

us-gaap:ProceedsFromLongTermLinesOfCredit


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value355810711187111886961556716732373899984060321722151628162666352152158.01435
Percentage of ProceedsFromLongTermLinesOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProceedsFromStockOptionsExercised


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value126000.099000.073000.0298000.028000.021000.017000.091000.00119000.0100000.00142000.0504000.04174000.047000.057000.0177000.01009000.0222000.0504000.0218000.0449000.0799000.01148000.0193000.0214000.0295000.0105000.0394000.0131000.0690000.079000.0387000.0408000.0
Percentage of ProceedsFromStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:ProvisionForDoubtfulAccounts


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-103000.0293000.0700000.0185000.0-89000.0222000.0-27000.071000.0-212000.057000.0-145000.0335000.0656000.0443000.0-96000.0126000.0112000.018000.0142000.0-109000.0142000.090000.078000.0-178000.0297000.0244000.0285000.03000.084000.0-117000.0274000.0268000.0240000.0200000.0142000.0328000.0-160000.0200000.020000.025000.043000.0
Percentage of ProvisionForDoubtfulAccounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RealEstateTaxesAndInsurance

us-gaap:RealEstateTaxesAndInsurance


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value5.9895.5996.195.7094.9735.9886.1964.914.6994.6934.9373.9632.6223.8244.5044.5913.5243.073.0653.7233.2163.271.9352.5193.073-0.982.9661.7082.2262.3042.222.4612.1582.1322.0142.0642.1632.1492.7431.6420.450.365
Percentage of RealEstateTaxesAndInsurance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfLongTermLinesOfCredit

us-gaap:RepaymentsOfLongTermLinesOfCredit


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-09-30
Value1411514110923358.512191602016132609.00.04.0151920.09.253.00.0
Percentage of RepaymentsOfLongTermLinesOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.00.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312018-09-302017-12-312017-09-30
Value0.00.2897.6460.0051.00.0180.00.0
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability0.0100.0100.0100.0100.00.0100.00.00.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability us-gaap:RealEstateProperties

cor:DC2WashingtonDC


None
Period End2020-09-302020-06-302020-03-31
Value0.00.07.0
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability0.00.091.6

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod

us-gaap:RestrictedStock, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-31
Value4976.04913.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName

srt:Maximum, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-09-30
Value04878.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod0.099.30.0

srt:Minimum, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-09-30
Value01049.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod0.021.40.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod us-gaap:StatementScenario, us-gaap:AwardType, us-gaap:PlanName

cor:Target, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-09-30
Value02964.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod0.060.30.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock, cor:EquityIncentive2010Plan


None
Period End2020-09-302020-06-302020-03-31
Value0.862.1399.04
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName

srt:WeightedAverage, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-09-302020-06-302020-03-31
Value00107.63
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue0.00.0108.7

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock, cor:EquityIncentive2010Plan


None
Period End2020-09-302020-06-302020-03-31
Value-0.42-0.04110.73
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName

srt:WeightedAverage, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value00125.0200114.550.1
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue-0.0-0.0112.90.00.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod

us-gaap:RestrictedStock, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-31
Value9985.0112240.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName

srt:Maximum, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value032524.00043650.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod0.029.00.00.00.00.0

srt:Minimum, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value032524.00043650.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod0.029.00.00.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod us-gaap:StatementScenario, us-gaap:AwardType, us-gaap:PlanName

cor:Target, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-09-30
Value032524.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod0.029.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock, cor:EquityIncentive2010Plan


None
Period End2020-09-302020-06-302020-03-31
Value-0.460.9790.76
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName

srt:WeightedAverage, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value00105.550084.780
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue-0.00.0116.30.00.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate

us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-30
Value00.24000.2409000.2415000.233300.25290.25290
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate0.0100.00.00.0100.00.00.0100.00.00.0100.00.0100.0100.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate

us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-30
Value00.0056000.0248000.0224000.01600.00970.00970
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate0.0100.00.00.0100.00.00.0100.00.00.0100.00.0100.0100.00.0

us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures

us-gaap:CommonStock


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-1185.0199540.0-3983.0-15567.0192010.0-11308.0-2205.0201180.0
Percentage of StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised us-gaap:AwardType, us-gaap:PlanName

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised

us-gaap:EmployeeStockOption, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-30
Value8672.03210.01154.01339.01129.007720.05161.07313.026749.0163700.03189.0
Percentage of StockIssuedDuringPeriodSharesStockOptionsExercised100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised us-gaap:StatementEquityComponents

us-gaap:CommonStock


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value8672.03210.01154.01339.01129.05775.007720.05161.007313.026749.0163700.03051.03189.09720.058700.09737.0123110.032267.020287.047417.0115810.012326.013536.014504.06584.025335.08358.043432.04604.0
Percentage of StockIssuedDuringPeriodSharesStockOptionsExercised100.0100.0100.0100.0100.00.00.0100.0100.00.0100.0100.0100.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value126000.099000.073000.028000.021000.017000.091000.00119000.0100000.00142000.0504000.04174000.047000.057000.0800000.0-262000.0193000.0214000.0295000.0105000.0394000.0131000.0690000.079000.0387000.0408000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value126000.099000.073000.028000.021000.017000.091000.00119000.0100000.00142000.0504000.04172000.047000.057000.0177000.01008000.0-5954000.02924000.0-284000.0448000.0800000.0-263000.0193000.0214000.0294000.0105000.0394000.0131000.0690000.078000.0387000.0408000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.00.00.00.00.00.00.0100.0100.4100.0100.099.7100.0100.0100.0100.098.7100.0100.0

us-gaap:Parent


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value126000.099000.073000.028000.021000.017000.091000.00119000.0100000.00142000.0504000.04174000.047000.057000.0177000.01009000.0-5948000.02922000.0-286000.0449000.0800000.0-262000.0193000.0214000.0295000.0105000.0394000.0131000.0690000.079000.0387000.0408000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StraightLineRent

us-gaap:StraightLineRent


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value492000.0264000.0496000.0-609000.0-1670000.0-1512000.0-1036000.0194000.0263000.01417000.01250000.0484000.0613000.01198000.01350000.05177000.0265000.0594000.01047000.02376000.02508000.02334000.0581000.01517000.01398000.0857000.0473000.0588000.01042000.0422000.0196000.0704000.0785000.0909000.01568000.01306000.01412000.0995000.0
Percentage of StraightLineRent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:VariableLeaseCost

us-gaap:VariableLeaseCost


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2016000.02051000.01537000.01968000.01463000.01336000.01292000.01282000.01185000.01129000.01173000.01066000.0999000.0842000.0874000.0
Percentage of VariableLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cor:DebtInstrumentFixedChargeCoverageRatio us-gaap:DebtInstrument

cor:DebtInstrumentFixedChargeCoverageRatio

cor:CreditAgreement


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-30
Value6.16.55.85.95.96.16.67.07.47.98.67.47.68.68.19.7
Percentage of DebtInstrumentFixedChargeCoverageRatio100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cor:DebtInstrumentLeverageRatio us-gaap:ConsolidatedEntities, us-gaap:CreditFacility, us-gaap:DebtInstrument

cor:DebtInstrumentLeverageRatio

srt:PartnershipInterest, us-gaap:RevolvingCreditFacility, cor:CreditAgreement


None
Period End2020-03-31
Value0.312
Percentage of DebtInstrumentLeverageRatio100.0

cor:DebtInstrumentLeverageRatio us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType

srt:PartnershipInterest, cor:SeniorUnsecuredTermLoan2024, cor:SeniorUnsecuredTermLoan


None
Period End2020-03-31
Value0.312
Percentage of DebtInstrumentLeverageRatio100.0

srt:PartnershipInterest, cor:SeniorUnsecuredTermLoan2025, cor:SeniorUnsecuredTermLoan


None
Period End2020-03-312019-12-31
Value0.3120.29
Percentage of DebtInstrumentLeverageRatio100.00.0

cor:DebtInstrumentLeverageRatio us-gaap:DebtInstrument

cor:CreditAgreement


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value32.30.3110.3120.290.2930.2740.2630.2530.2480.2430.2680.2380.2360.2240.2330.2070.182
Percentage of DebtInstrumentLeverageRatio0.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

cor:SeniorUnsecuredTermLoan2025


None
Period End2020-09-302020-06-30
Value32.30.311
Percentage of DebtInstrumentLeverageRatio0.00.0

cor:DebtInstrumentLeverageRatio us-gaap:Range, us-gaap:DebtInstrument

srt:Maximum, cor:CreditAgreement


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value60.00.0060.0060.60.0060.0060.0060.60.0060.006
Percentage of DebtInstrumentLeverageRatio0.00.01.90.00.00.00.00.00.00.0

cor:DebtInstrumentSecuredDebtRatio us-gaap:Range, us-gaap:DebtInstrument

cor:DebtInstrumentSecuredDebtRatio

srt:Maximum, cor:CreditAgreement


None
Period End2020-09-302018-06-30
Value40.00.004
Percentage of DebtInstrumentSecuredDebtRatio100.0100.0

cor:DebtInstrumentSecuredRatioCovenantCompliance us-gaap:DebtInstrument

cor:DebtInstrumentSecuredRatioCovenantCompliance

cor:CreditAgreement


None
Period End2020-09-30
Value0
Percentage of DebtInstrumentSecuredRatioCovenantCompliance0.0

cor:InternalSalesCommissions

cor:InternalSalesCommissions


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-31
Value151515151515131415161617171718181818181716151313108.6137.53
Percentage of InternalSalesCommissions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cor:InternalUseSoftwareNet

cor:InternalUseSoftwareNet


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value14151616171717171717171717161514131212103.7414.1412.1277.982.8419.1939.3448.5252.3
Percentage of InternalUseSoftwareNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cor:LongTermDebtMaturityAfterYearFour

cor:LongTermDebtMaturityAfterYearFour


None
Period End2020-09-30
Value900
Percentage of LongTermDebtMaturityAfterYearFour100.0

cor:MinorityInterestOwnershipPercentage us-gaap:ConsolidatedEntities

cor:MinorityInterestOwnershipPercentage

srt:PartnershipInterest


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value100.01.01.01.01.01.01.01.01.01.01.0
Percentage of MinorityInterestOwnershipPercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cor:OperatingPartnershipUnitsNumber us-gaap:ConsolidatedEntities

cor:OperatingPartnershipUnitsNumber

srt:PartnershipInterest


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value48484848474747474747
Percentage of OperatingPartnershipUnitsNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cor:OperatingPartnershipUnitsNumber us-gaap:ConsolidatedEntities, us-gaap:Ownership

srt:PartnershipInterest, cor:CoresiteRealtyCorporation


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value423737373636363633
Percentage of OperatingPartnershipUnitsNumber87.277.677.677.675.975.975.875.871.0

srt:PartnershipInterest, cor:LessThanWhollyOwnedSubsidiaries


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value6.14951810101011111113
Percentage of OperatingPartnershipUnitsNumber12.822.422.422.424.124.124.229.0

cor:OtherInitialDirectCosts

cor:OtherInitialDirectCosts


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value383000.0409000.0436000.0462000.0485000.0517000.0549000.0597000.0640000.0679000.0765000.0775000.0
Percentage of OtherInitialDirectCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cor:RealEstateInvestmentPropertyGross

cor:RealEstateInvestmentPropertyGross


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value22482240211020841987191018241817179917871749165816091581157215721269125611621111109910911008967954947937891837819784764743738665
Percentage of RealEstateInvestmentPropertyGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cor:ThirdPartyCommissions

cor:ThirdPartyCommissions


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value1212121011109.5949.85510101111121212131315151515121313126.328
Percentage of ThirdPartyCommissions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsAndNotesReceivableNet

us-gaap:AccountsAndNotesReceivableNet


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value31222421262926182425252827212125161316121415101011101010117.93109.901108.237.4036.5627.0456.3945.332
Percentage of AccountsAndNotesReceivableNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value9111610212313212211689887164776749557286115687556414442387463677550495044363938424126
Percentage of AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedDistributionsInExcessOfNetIncome

us-gaap:AccumulatedDistributionsInExcessOfNetIncome


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-31
Value4394083763483212932672462262071911771581431281181059994888177726763585450454335
Percentage of AccumulatedDistributionsInExcessOfNetIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value-22355000.0-23840000.0-19158000.0-6026000.0-6666000.0-6235000.0-5733000.0-2193000.01758000.01291000.01163000.0753000.0314000.0223000.0332000.0-101000.0-2141000.0-3029000.0-2255000.0-493000.0-1507000.0-183000.0-574000.0-125000.0-4000.0-26000.0-47000.0-34000.0-43000.0-53000.052000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables

us-gaap:AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value783000.01140000.0904000.0371000.0214000.0392000.0283000.0417000.0401000.0946000.0885000.01094000.01020000.0470000.030000.0209000.097000.038000.0122000.056000.0223000.0132000.0160000.0112000.0436000.0338000.0345000.0159000.0320000.0347000.0570000.0625000.0401000.0357000.0623000.0465000.0328000.0315000.0305000.0
Percentage of AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligation

us-gaap:AssetRetirementObligation


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1800000.01700000.01700000.01700000.01700000.01600000.01600000.01600000.01600000.01500000.01500000.01500000.01400000.01400000.01400000.01400000.01400000.01700000.01700000.02300000.02300000.02300000.02300000.02300000.02300000.02300000.02200000.02500000.02500000.02700000.02600000.02600000.01800000.01900000.0
Percentage of AssetRetirementObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BelowMarketLeaseAccumulatedAmortization

us-gaap:BelowMarketLeaseAccumulatedAmortization


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312014-12-312013-12-312012-12-31
Value1.6341.5851.5351.5111.464.0563.9483.846.1595.9845.7985.6085.4245.8525.6455.4395.2415.34.74.410
Percentage of BelowMarketLeaseAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractualObligation us-gaap:ProductOrService

us-gaap:ContractualObligation

cor:TelecommunicationsCapacity


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value1697475747375757576991001035.01010109.610
Percentage of ContractualObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractualObligation us-gaap:UnderlyingAssetClass

us-gaap:ConstructionContracts


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value56971451892161661881791891701071133828161849
Percentage of ContractualObligation33.4130.6193.8254.9293.1220.4249.9236.0246.6171.1107.5109.0768.0277.5156.7180.6518.8

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentCarryingAmount


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value169516241580148713871317121611361079103699194479477572369459450046139236035233331830527626023216613211159121
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount us-gaap:CreditFacility

us-gaap:RevolvingCreditFacility


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-03-312016-12-312016-09-302015-12-31
Value120991556262672912111541112161691922319494142
Percentage of DebtInstrumentCarryingAmount7.16.19.84.24.55.123.918.614.310.821.817.92.430.828.015.936.3

us-gaap:DebtInstrumentCarryingAmount us-gaap:DebtInstrument

cor:SeriesCSeniorUnsecuredNoteDue2027


None
Period End2020-07-142020-05-06
Value50100
Percentage of DebtInstrumentCarryingAmount0.00.0

us-gaap:DebtInstrumentCarryingAmount us-gaap:DebtInstrument, us-gaap:LongtermDebtType

cor:SeniorUnsecuredTermLoan2022, cor:SeniorUnsecuredTermLoan


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value200200200200200200200200200200200200200200100
Percentage of DebtInstrumentCarryingAmount11.812.312.713.414.415.216.417.618.519.320.221.225.225.814.4

cor:SeniorUnsecuredTermNotes2029, cor:SeniorUnsecuredNotes


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value200200200200200125
Percentage of DebtInstrumentCarryingAmount11.812.312.713.414.49.5

cor:SeriesCSeniorUnsecuredNoteDue2027, cor:SeniorUnsecuredNotes


None
Period End2020-09-302020-06-30
Value150100
Percentage of DebtInstrumentCarryingAmount8.86.2

us-gaap:DebtInstrumentFaceAmount us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument

us-gaap:DebtInstrumentFaceAmount

srt:PartnershipInterest, cor:SeriesCSeniorUnsecuredNoteDue2027


None
Period End2020-05-06
Value150
Percentage of DebtInstrumentFaceAmount100.0

us-gaap:DebtInstrumentFaceAmount us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


None
Period End2020-07-142020-05-062020-04-15
Value50100150
Percentage of DebtInstrumentFaceAmount0.066.70.0

us-gaap:DebtInstrumentInterestRateEffectivePercentage us-gaap:CreditFacility

us-gaap:DebtInstrumentInterestRateEffectivePercentage

us-gaap:RevolvingCreditFacility


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value1.40.01410.02450.03010.03470.03850.03940.03950.03710.03540.03430.03110.02780.02770.02530.02320.02080.02020.0198
Percentage of DebtInstrumentInterestRateEffectivePercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentInterestRateEffectivePercentage us-gaap:DebtInstrument

cor:SeniorUnsecuredTermNotes2024


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value3.910.03910.03910.03910.03910.03910.03910.03910.03910.03910.0391
Percentage of DebtInstrumentInterestRateEffectivePercentage279.3277.3159.6129.9112.7101.699.299.0105.4110.5125.7

cor:SeriesCSeniorUnsecuredNoteDue2027


None
Period End2020-05-06
Value0.0375
Percentage of DebtInstrumentInterestRateEffectivePercentage0.0

us-gaap:DebtInstrumentInterestRateEffectivePercentage us-gaap:DebtInstrument, us-gaap:LongtermDebtType

cor:SeniorUnsecuredTermLoan2022, cor:SeniorUnsecuredTermLoan


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value1.760.01760.01760.02960.03420.0380.03890.03650.03470.03340.03280.03040.02790.02790.0323
Percentage of DebtInstrumentInterestRateEffectivePercentage125.7124.871.898.398.698.798.792.493.594.495.697.7100.4100.7139.2

cor:SeniorUnsecuredTermLoan2025, cor:SeniorUnsecuredTermLoan


None
Period End2020-09-302020-06-302020-03-312019-12-31
Value2.320.02320.02320.0281
Percentage of DebtInstrumentInterestRateEffectivePercentage165.7164.594.793.4

cor:SeniorUnsecuredTermNotes2023, cor:SeniorUnsecuredNotes


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value4.190.04190.04190.04190.04190.04190.04190.04190.04190.04190.04190.04190.04190.04190.04190.04190.0419
Percentage of DebtInstrumentInterestRateEffectivePercentage299.3297.2171.0139.2120.7108.8106.3106.1118.4122.2134.7150.7151.3165.6180.6201.4207.4

cor:SeniorUnsecuredTermNotes2023, cor:SeniorUnsecuredTermLoan


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value2.860.02860.02860.03440.03770.03960.040.04010.03890.038
Percentage of DebtInstrumentInterestRateEffectivePercentage204.3202.8116.7114.3108.6102.9101.5101.5104.9107.3

cor:SeniorUnsecuredTermNotes2026, cor:SeniorUnsecuredNotes


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value4.520.04520.04520.04520.04520.0452
Percentage of DebtInstrumentInterestRateEffectivePercentage322.9320.6184.5150.2130.3117.4

cor:SeniorUnsecuredTermNotes2029, cor:SeniorUnsecuredNotes


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value4.310.04310.04310.04310.04310.0431
Percentage of DebtInstrumentInterestRateEffectivePercentage307.9305.7175.9143.2124.2111.9

cor:SeriesCSeniorUnsecuredNoteDue2027, cor:SeniorUnsecuredNotes


None
Period End2020-09-302020-06-30
Value3.750.0375
Percentage of DebtInstrumentInterestRateEffectivePercentage267.9266.0

us-gaap:DeferredCostsLeasingNet

us-gaap:DeferredCostsLeasingNet


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value28272826262523242527293030323333343434332827272319161413131514121211
Percentage of DeferredCostsLeasingNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredFinanceCostsNet


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value8190000.08759000.08493000.09098000.02241000.02472000.02660000.02880000.03098000.03311000.0796000.0957000.01119000.01281000.01442000.01604000.01766000.01927000.02089000.02251000.06649000.07100000.07181000.02421000.07930000.03297000.03738000.03312000.03758000.04206000.04303000.02520000.02419000.02854000.03607000.0
Percentage of DeferredFinanceCostsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredRentReceivablesNet

us-gaap:DeferredRentReceivablesNet


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value39393838384042434242403938373631303029262422211918171716151515141311
Percentage of DeferredRentReceivablesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeFairValueOfDerivativeNet us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation

us-gaap:DerivativeFairValueOfDerivativeNet

cor:InterestRateSwapExpiring2024October, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-09-302020-06-302020-03-31
Value-3285000.0-3470000.0-2075000.0
Percentage of DerivativeFairValueOfDerivativeNet100.0100.0100.0

cor:InterestRateSwapExpiringApril2022, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-09-302020-06-302020-03-31
Value-1313000.0-1553000.0-1104000.0
Percentage of DerivativeFairValueOfDerivativeNet40.044.853.2

cor:InterestRateSwapExpiringApril2023, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-09-302020-06-302020-03-312019-12-312018-12-31
Value-4897000.0-5411000.0-5469000.0-2819000.0-897000.0
Percentage of DerivativeFairValueOfDerivativeNet149.1155.9263.60.00.0

cor:InterestRateSwapExpiringApril2025, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-09-302020-06-302020-03-312019-12-31
Value-6256000.0-6598000.0-5918000.055000.0
Percentage of DerivativeFairValueOfDerivativeNet190.4190.1285.20.0

cor:InterestRateSwapExpiringMay2020, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-03-312019-12-312019-09-302018-12-31
Value-30000.067000.0153000.01099000.0
Percentage of DerivativeFairValueOfDerivativeNet1.40.00.00.0

cor:InterestRateSwapExpiringOctober2023, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-09-302020-06-302020-03-31
Value-1066000.0-1165000.0-738000.0
Percentage of DerivativeFairValueOfDerivativeNet32.533.635.6

cor:SecondInterestRateSwapExpiringApril2025, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-09-302019-12-31
Value-4693000.041000.0
Percentage of DerivativeFairValueOfDerivativeNet142.90.0

cor:SecondInterestRateSwapExpriingApril2025, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-03-312019-12-31
Value-4439000.041000.0
Percentage of DerivativeFairValueOfDerivativeNet213.90.0

cor:Secondinterestrateswapexpringapril2025, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-06-302019-12-31
Value-4950000.041000.0
Percentage of DerivativeFairValueOfDerivativeNet142.70.0

us-gaap:InterestRateSwap, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value-21510000.0-23147000.0-19773000.0-2656000.0-3281000.0-2938000.0
Percentage of DerivativeFairValueOfDerivativeNet654.8667.1952.90.00.00.0

us-gaap:DerivativeFixedInterestRate us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeFixedInterestRate

cor:InterestRateSwapExpiring2024October, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-09-302020-06-302020-03-31
Value0.640.00640.0064
Percentage of DerivativeFixedInterestRate100.0100.0100.0

cor:InterestRateSwapExpiringApril2022, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-09-302020-06-302020-03-31
Value0.560.00560.0056
Percentage of DerivativeFixedInterestRate87.587.587.5

cor:InterestRateSwapExpiringApril2023, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-09-302020-06-302020-03-31
Value2.720.02720.0272
Percentage of DerivativeFixedInterestRate425.0425.0425.0

cor:InterestRateSwapExpiringApril2025, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-09-302020-06-302020-03-31
Value1.590.01590.0159
Percentage of DerivativeFixedInterestRate248.4248.4248.4

cor:InterestRateSwapExpiringMay2020, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value1.430.01430.01430.02830.02830.0283
Percentage of DerivativeFixedInterestRate223.4223.4223.40.00.00.0

cor:InterestRateSwapExpiringOctober2023, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-09-302020-06-302020-03-31
Value0.610.00610.0061
Percentage of DerivativeFixedInterestRate95.395.395.3

cor:SecondInterestRateSwapExpiringApril2025, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-09-30
Value1.59
Percentage of DerivativeFixedInterestRate248.4

cor:SecondInterestRateSwapExpriingApril2025, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-03-31
Value0.0159
Percentage of DerivativeFixedInterestRate248.4

cor:Secondinterestrateswapexpringapril2025, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-06-30
Value0.0159
Percentage of DerivativeFixedInterestRate248.4

us-gaap:DerivativeNotionalAmount

us-gaap:DerivativeNotionalAmount


None
Period End2020-05-05
Value75
Percentage of DerivativeNotionalAmount100.0

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

us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value700700775325150375
Percentage of DerivativeNotionalAmount0.00.00.00.00.00.0

us-gaap:DevelopmentInProcess

us-gaap:DevelopmentInProcess


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value4153814373943893863642651991461211621531289870272210200183126106165178171161134157157104986151326973756311
Percentage of DevelopmentInProcess100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DevelopmentInProcess us-gaap:RealEstateProperties

cor:Boston


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value116.4513.0050.9315.7572.1480.6781.6440.9940.4450.1460.0285.8073.240.3770.1670.4590.3050.48910
Percentage of DevelopmentInProcess2.91.70.70.21.50.60.20.60.50.30.10.03.82.50.40.20.20.10.25.6

cor:Chicago


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value5959110100734326147.585.2584.7921011118.4396.8772.1591.7681.4061.582
Percentage of DevelopmentInProcess14.415.625.325.418.911.27.25.43.83.63.96.47.48.78.69.70.80.80.70.9

cor:Denver


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value0.8490.7860.3862.4611.4770.4190.1750.4760.2551.5932.8270.1870.3799.8478.5465.9552.0680.1960.1240.068
Percentage of DevelopmentInProcess0.20.20.10.60.40.10.00.20.11.12.30.10.27.78.78.40.80.10.10.0

cor:LosAngeles


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value12610781605246675120136.88443824125.9873.4392.6221812
Percentage of DevelopmentInProcess30.628.218.515.313.412.218.419.410.39.05.627.325.418.812.48.51.31.29.07.1

cor:Miami


None
Period End2020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302015-12-31
Value0.0160.1330.1240.20.0420.0690.0071.3830.6910.0280.0020.2540.1520.0020.001
Percentage of DevelopmentInProcess0.00.00.00.10.00.00.00.90.60.00.00.20.20.00.0

cor:NewYorkCity


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value706554563834343341
Percentage of DevelopmentInProcess16.917.212.514.39.99.09.512.725.3

cor:NorthernVirginia


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value10610410110197901279492704550393626127.383.3892954
Percentage of DevelopmentInProcess25.727.323.225.825.023.534.935.646.548.237.030.926.128.726.717.12.71.614.529.5

cor:SanFranciscoBay


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value393786721201671086941181916163.0772.7861.03521916511066
Percentage of DevelopmentInProcess9.49.819.618.430.943.429.726.020.712.616.09.910.82.42.81.580.478.855.236.0

us-gaap:DividendsPayableCurrentAndNoncurrent

us-gaap:DividendsPayableCurrentAndNoncurrent


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value62626162616155555151484846464141282828282222222218-18.772-18.686-18.804-15.051-14.902-15.564-13.384-8.64-8.58-8.489-8.453-5.996-5.996-5.967
Percentage of DividendsPayableCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions us-gaap:AwardType, us-gaap:PlanName

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions

cor:RestrictedAwards, cor:EquityIncentive2010Plan


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302012-12-31
Value25293222252819222416182013169.7
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-30
Value7.28.39.66.57.59.15.46.27.03.94.45.13.34.2
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions28.328.530.029.429.531.628.027.428.223.623.725.523.726.2

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value4.5354.224.2314.0224.9389.0058.3757.7568.7629.2348.7798.5857.911313121112111111111214141315172023303335353333282617
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentBuildingAndBuildingImprovements

us-gaap:InvestmentBuildingAndBuildingImprovements


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value2148214020151989189618221737173017011689165115611512148414751472118611741086103710241012928888772769760717668652618593573569517499480463450
Percentage of InvestmentBuildingAndBuildingImprovements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentBuildingAndBuildingImprovements us-gaap:RealEstateProperties

cor:Boston


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value1201191191191111101091071071061061069797969696959482
Percentage of InvestmentBuildingAndBuildingImprovements5.65.65.96.05.96.06.36.26.36.36.56.86.56.66.56.68.18.28.77.9

cor:Chicago


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value178177115115115114114113113113112101100100999898979593
Percentage of InvestmentBuildingAndBuildingImprovements8.38.35.85.86.16.36.66.66.76.76.86.56.66.76.86.78.38.38.89.1

cor:Denver


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value353534323232313030271919165.725.4135.3774.8784.7364.4254.349
Percentage of InvestmentBuildingAndBuildingImprovements1.61.61.71.61.71.81.81.81.81.61.21.21.10.40.40.40.40.40.40.4

cor:LosAngeles


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value380378377376368366339338334331324273245244240235232230212207
Percentage of InvestmentBuildingAndBuildingImprovements17.717.718.718.919.420.119.519.519.619.619.617.516.316.516.316.019.619.619.520.0

cor:Miami


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value1414141414141414131111111110101010101010
Percentage of InvestmentBuildingAndBuildingImprovements0.70.70.70.70.80.80.80.80.80.70.70.70.80.70.70.70.90.91.01.0

cor:NewYorkCity


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value177175173155155154153152132
Percentage of InvestmentBuildingAndBuildingImprovements8.28.28.67.88.28.58.88.88.5

cor:NorthernVirginia


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value404403401398397400347346326325324300297285284292246245219190
Percentage of InvestmentBuildingAndBuildingImprovements18.818.819.920.020.922.020.020.019.219.219.619.219.719.219.319.820.820.920.218.4

cor:SanFranciscoBay


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value837835778776703629628626626624618616610610609606369362323322
Percentage of InvestmentBuildingAndBuildingImprovements39.039.038.639.037.134.636.236.236.837.037.439.540.441.141.341.231.130.929.831.1

us-gaap:LettersOfCreditOutstandingAmount us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument

us-gaap:LettersOfCreditOutstandingAmount

srt:PartnershipInterest, cor:CreditAgreement


None
Period End2020-09-30
Value6100000.0
Percentage of LettersOfCreditOutstandingAmount100.0

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity

srt:PartnershipInterest, cor:CreditAgreement


None
Period End2020-09-302019-12-312019-11-08
Value323382950
Percentage of LineOfCreditFacilityRemainingBorrowingCapacity100.0100.0100.0

us-gaap:LongTermDebtFairValue

us-gaap:LongTermDebtFairValue


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value170016001600150014001100
Percentage of LongTermDebtFairValue100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour


None
Period End2020-09-30
Value325
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree


None
Period End2020-09-302012-09-302012-06-30
Value27012054
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo


None
Period End2020-09-302013-09-302013-06-302013-03-312012-09-302012-06-30
Value2005858583331
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0100.0100.0100.0100.0100.0

us-gaap:MinorityInterestOwnershipPercentageByNoncontrollingOwners us-gaap:ConsolidatedEntities, us-gaap:Ownership

us-gaap:MinorityInterestOwnershipPercentageByNoncontrollingOwners

srt:PartnershipInterest, cor:CarlyleGroup


None
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value12.30.1280.2240.2240.2410.241
Percentage of MinorityInterestOwnershipPercentageByNoncontrollingOwners100.0100.0100.0100.0100.0100.0

srt:PartnershipInterest, cor:LessThanWhollyOwnedSubsidiaries


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value12.30.1280.2240.2240.2240.2410.2410.2420.29
Percentage of MinorityInterestOwnershipPercentageByNoncontrollingOwners100.0100.0100.00.0100.0100.0100.00.00.0

us-gaap:MinorityInterestOwnershipPercentageByParent us-gaap:ConsolidatedEntities, us-gaap:Ownership

us-gaap:MinorityInterestOwnershipPercentageByParent

srt:PartnershipInterest, cor:CoresiteRealtyCorporation


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value87.70.8720.7760.7760.7760.7590.7590.7580.7580.71
Percentage of MinorityInterestOwnershipPercentageByParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OffMarketLeaseUnfavorable

us-gaap:OffMarketLeaseUnfavorable


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value2.3622.4122.4622.5112.5622.6292.7372.8462.9543.1833.3143.5043.6883.8794.0864.2924.0594.2674.4774.6934.9095.1265.3495.5765.8086.1856.4266.6817.057.527.9888.5399.171101011131416
Percentage of OffMarketLeaseUnfavorable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value18218619018719119419920220419197102
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value4.90.0490.0490.0490.0490.049
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0100.0100.0100.0100.0

us-gaap:OtherAssets

us-gaap:OtherAssets


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1039810410110298103102106106106103104103102969692938685777375676261554745474438373733302523
Percentage of OtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherAssetsMiscellaneous

us-gaap:OtherAssetsMiscellaneous


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value631000.0561000.0673000.03958000.03878000.0885000.02037000.01793000.02892000.02776000.02348000.01872000.01112000.01649000.01458000.01068000.04984000.0743000.01079000.01618000.0696000.01104000.06615000.08986000.03955000.03340000.06108000.05195000.09447000.08096000.09009000.07981000.04333000.05703000.04765000.0
Percentage of OtherAssetsMiscellaneous100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherLiabilities

us-gaap:OtherLiabilities


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value5454503334343731283024211918161511111112119.0499.844101111108.603
Percentage of OtherLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PrepaidExpenseCurrentAndNoncurrent

us-gaap:PrepaidExpenseCurrentAndNoncurrent


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value128.592127.6759.1176.778107.099.276.745106.778.3968.2528.7464.396.4155.4866.2332.6895.4534.2886.251
Percentage of PrepaidExpenseCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RealEstateInvestmentPropertyAccumulatedDepreciation

us-gaap:RealEstateInvestmentPropertyAccumulatedDepreciation


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value82979275672068665362159056053050047344642039536934532330328426524723121520018517015514212911510493837364554932
Percentage of RealEstateInvestmentPropertyAccumulatedDepreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RealEstateInvestmentPropertyAtCost

us-gaap:RealEstateInvestmentPropertyAtCost


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value266426222547247823762296218920831999193318711821176217101670164315421466136212951225119811741126110810721048995924883826794770685665645625610
Percentage of RealEstateInvestmentPropertyAtCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RealEstateInvestmentPropertyAtCost us-gaap:RealEstateProperties

cor:Boston


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value13713112712512211711511411311211111110810610210110110110097
Percentage of RealEstateInvestmentPropertyAtCost5.15.05.05.15.15.15.35.55.75.86.06.16.26.26.16.26.66.97.47.5

cor:Chicago


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value245244232221194163146133126123122117117116113111106104102100
Percentage of RealEstateInvestmentPropertyAtCost9.29.39.18.98.27.16.76.46.36.46.66.56.76.86.86.86.97.17.57.8

cor:Denver


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value363535353332323130292219171513116.9464.9324.5494.417
Percentage of RealEstateInvestmentPropertyAtCost1.41.41.41.41.41.41.51.51.51.51.21.11.00.90.80.70.50.30.30.3

cor:LosAngeles


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value526504476455439431424408383373359345313297281269264261258248
Percentage of RealEstateInvestmentPropertyAtCost19.819.318.718.418.518.819.419.619.219.319.219.017.817.416.816.417.217.819.019.2

cor:Miami


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value1515151515151414141313121211111111111111
Percentage of RealEstateInvestmentPropertyAtCost0.60.60.60.60.60.70.70.70.70.70.70.70.70.70.70.70.70.80.80.9

cor:NewYorkCity


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value250243230214196192190189175
Percentage of RealEstateInvestmentPropertyAtCost9.49.39.08.78.38.48.79.19.7

cor:NorthernVirginia


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value532529525522516514497463443419393374361346334330266261259254
Percentage of RealEstateInvestmentPropertyAtCost20.020.220.621.121.722.422.722.322.221.721.020.620.520.220.020.117.317.819.019.6

cor:SanFranciscoBay


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value920916904889859828768727698674669663658645643638616556457411
Percentage of RealEstateInvestmentPropertyAtCost34.635.035.535.936.236.135.134.935.034.935.836.537.437.738.538.840.037.933.531.8

us-gaap:RealEstateInvestmentPropertyNet

us-gaap:RealEstateInvestmentPropertyNet


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value18351829179117581690164315671492143814021370134813151289127512741196114310591010960950942930925923901892852795767721700687681674665639589
Percentage of RealEstateInvestmentPropertyNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RedeemableNoncontrollingInterestEquityRedemptionValue

us-gaap:RedeemableNoncontrollingInterestEquityRedemptionValue


None
Period End2020-09-30
Value703
Percentage of RedeemableNoncontrollingInterestEquityRedemptionValue100.0

us-gaap:RentalProperties

us-gaap:RentalProperties


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1419144813541363130112561203122612381256124811851162116111771203923932859827833843776751754761767735695690668660649654611601589576577
Percentage of RentalProperties100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:RestrictedStock, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-12-312019-09-302018-12-31
Value315520.0321800.0292370.0294610.0284880.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName

srt:Maximum, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value197530.0197530.0171350.0171350.0171350.0176960.0173940.0173940.0173510.0130840.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber62.661.458.658.20.00.061.10.00.00.0

srt:Minimum, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value49308.049308.034624.034624.034624.036162.050823.050823.050761.038694.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber15.615.311.811.80.00.017.80.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber us-gaap:StatementScenario, us-gaap:AwardType, us-gaap:PlanName

cor:Target, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value123430.0123430.0102990.0102990.0102990.0112380.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber39.138.435.235.00.039.5

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock, cor:EquityIncentive2010Plan


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value105.25105.13104.996.4496.3285.98
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName

srt:WeightedAverage, us-gaap:PerformanceShares, cor:EquityIncentive2010Plan


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value113.96113.96113.96107.84107.84107.84107.6996.5896.5896.5484.63
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue108.3108.4108.6111.8112.00.00.0112.30.00.00.0

us-gaap:SharePrice

us-gaap:SharePrice


None
Period End2020-09-30
Value118.88
Percentage of SharePrice100.0

us-gaap:UnamortizedDebtIssuanceExpense

us-gaap:UnamortizedDebtIssuanceExpense


None
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value2605000.02828000.03076000.03148000.06709000.07136000.05284000.05677000.06021000.06428000.04526000.04930000.05213000.05497000.03343000.03550000.03758000.03801000.02273000.01243000.0821000.0
Percentage of UnamortizedDebtIssuanceExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Line plots across dimensions of each concept


us-gaap:ProfitLoss
us-gaap:StatementEquityComponents
(None,)
None
us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents
(None,)
None
us-gaap:Land
us-gaap:RealEstateProperties
(None,)
None
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents
(None,)
None
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents
(None,)
None
us-gaap:ProfitLoss
us-gaap:StatementEquityComponents
(None,)
None
us-gaap:Dividends
us-gaap:StatementEquityComponents
(None,)
None