ARE


Line plots across dimensions of each concept
Tables

Table of contents



us-gaap:CommonStockValue
us-gaap:StatementEquityComponents
us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesAuthorized
us-gaap:ForwardContractIndexedToIssuersEquityType
us-gaap:ForwardContractIndexedToIssuersEquityType, us-gaap:SubsequentEventType

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax
us-gaap:ProductOrService

us-gaap:CostsAndExpenses

us-gaap:GeneralAndAdministrativeExpense

us-gaap:InterestExpense

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:ProfitLoss

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:Assets
us-gaap:ConsolidatedEntities

us-gaap:Liabilities
us-gaap:ConsolidatedEntities

us-gaap:LiabilitiesAndStockholdersEquity
us-gaap:ConsolidatedEntities

us-gaap:StockholdersEquity
us-gaap:ConsolidatedEntities

us-gaap:CashAndCashEquivalentsAtCarryingValue
us-gaap:ConsolidatedEntities
us-gaap:StatementGeographical
us-gaap:Land

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
us-gaap:RelatedPartyTransactionsByRelatedParty, dei:LegalEntity

us-gaap:LongTermDebt

us-gaap:MinorityInterest
us-gaap:ConsolidatedEntities

us-gaap:StockholdersEquity
us-gaap:ConsolidatedEntities

us-gaap:CommonStockValue

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss

us-gaap:ProfitLoss

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquireInvestments

us-gaap:NetCashProvidedByUsedInFinancingActivities
us-gaap:LongtermDebtType
us-gaap:DebtInstrumentInterestRateStatedPercentage

us-gaap:ShareBasedCompensation

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

are:CapitalizedLeaseCosts

are:Cumulativeeffectofadjustmentuponadoptionofnewaccountingstandardupdate
us-gaap:StatementEquityComponents
us-gaap:ForwardContractIndexedToIssuersEquityType
are:Expectednetproceedsfromissuanceofcommonstock
us-gaap:PlanName

are:GrossOperatingLeaseCosts

are:Issuanceofnoncontrollinginteresttojointventurepartner

are:Noncashleaseliability

are:Noncashrightofuseasset
us-gaap:Range, us-gaap:ShortTermDebtType
are:Numberofmaturitydaysfromdateofissuance

are:OtherComprehensiveIncomeLossNetofTaxIncludingPortionAttributabletoNonredeemableNoncontrollingInterest
us-gaap:StatementEquityComponents

are:Percentageoftotalrevenues
us-gaap:ProductOrService
us-gaap:ProductOrService, us-gaap:AdjustmentsForNewAccountingPronouncements
are:RevenueSubjectToTheASUOnRecognitionOfRevenueArisingFromContractsWithCustomers
us-gaap:StatementEquityComponents
are:TemporaryEquityDecreasefromDistributionstoNoncontrollingInterest
us-gaap:StatementEquityComponents
are:Temporaryequitycontributionfromnoncontrollinginterests
us-gaap:ShortTermDebtType
are:Weightedaverageyieldtomaturitycommercialpaper

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:AdjustmentsToAdditionalPaidInCapitalDividendsInExcessOfRetainedEarnings

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:AmortizationOfAboveAndBelowMarketLeases

us-gaap:AmortizationOfDebtDiscountPremium

us-gaap:AmortizationOfFinancingCosts

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CommonStockDividendsPerShareDeclared
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty
us-gaap:ContributionOfProperty
us-gaap:DebtInstrument, us-gaap:RelatedPartyTransactionsByRelatedParty, dei:LegalEntity
us-gaap:DebtInstrumentBasisSpreadOnVariableRate1
us-gaap:DebtInstrument, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:VariableRate, dei:LegalEntity
us-gaap:LongtermDebtType, us-gaap:SubsequentEventType, us-gaap:VariableRate
us-gaap:LongtermDebtType, us-gaap:VariableRate

us-gaap:DepreciationAndAmortization

us-gaap:DirectCostsOfLeasedAndRentedPropertyOrEquipment

us-gaap:DirectFinancingLeaseLeaseIncome

us-gaap:DividendsCommonStockCash
us-gaap:StatementEquityComponents

us-gaap:DividendsPreferredStock

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EquityMethodInvestmentDividendsOrDistributions

us-gaap:EquitySecuritiesFvNiGainLoss
us-gaap:InvestmentType

us-gaap:EquitySecuritiesFvNiRealizedGainLoss
us-gaap:InvestmentType

us-gaap:EquitySecuritiesFvNiUnrealizedGainLoss
us-gaap:InvestmentType

us-gaap:GainLossOnInvestments

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:ImpairmentOfRealEstate
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:SubsequentEventType
us-gaap:RelatedPartyTransactionsByRelatedParty, dei:LegalEntity

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncreaseDecreaseInDeferredLeasingFees

us-gaap:IncreaseDecreaseInLeasingReceivables

us-gaap:IncreaseDecreaseInOperatingLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncrementalCommonSharesAttributableToEquityForwardAgreements

us-gaap:InterestCostsCapitalized

us-gaap:InterestCostsIncurred

us-gaap:InterestPaidNet

us-gaap:LeaseCost

us-gaap:LeaseIncome

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest
us-gaap:StatementEquityComponents
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty
us-gaap:NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1

us-gaap:NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:NotesAssumed1

us-gaap:OperatingLeaseLeaseIncome

us-gaap:OperatingLeasePayments

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted

us-gaap:PaymentsForProceedsFromDepositsOnRealEstateAcquisitions

us-gaap:PaymentsForRepurchaseOfConvertiblePreferredStock

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsPreferredStockAndPreferenceStock

us-gaap:PaymentsOfFinancingCosts

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsToAcquireEquityMethodInvestments

us-gaap:PaymentsToAcquireRealEstate
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:SubsequentEventType
us-gaap:StatementGeographical
us-gaap:SubsequentEventType

us-gaap:PaymentsToDevelopRealEstateAssets

us-gaap:PaymentsToMinorityShareholders
us-gaap:StatementEquityComponents

us-gaap:PreferredStockAccretionOfRedemptionDiscount

us-gaap:ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital

us-gaap:ProceedsFromIssuanceOfCommercialPaper

us-gaap:ProceedsFromIssuanceOfCommonStock
us-gaap:ForwardContractIndexedToIssuersEquityType
us-gaap:ForwardContractIndexedToIssuersEquityType, us-gaap:SubsequentEventType

us-gaap:ProceedsFromIssuanceOfSeniorLongTermDebt
us-gaap:LongtermDebtType

us-gaap:ProceedsFromLongTermLinesOfCredit

us-gaap:ProceedsFromMinorityShareholders

us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments

us-gaap:RepaymentsOfCommercialPaper

us-gaap:RepaymentsOfLongTermLinesOfCredit

us-gaap:RepaymentsOfSecuredDebt
us-gaap:StatementEquityComponents
us-gaap:SharesPaidForTaxWithholdingForShareBasedCompensation
us-gaap:ForwardContractIndexedToIssuersEquityType
us-gaap:StockIssuedDuringPeriodSharesNewIssues
us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementEquityComponents

us-gaap:StraightLineRent
us-gaap:StatementEquityComponents
us-gaap:TemporaryEquityNetIncome

are:AccruedConstruction
us-gaap:ForwardContractIndexedToIssuersEquityType
are:CommonStockValueAvailableForFutureIssuance
us-gaap:PlanName

are:Cumulativeunrealizedgainslossesoninvestments
us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:InvestmentType
us-gaap:InvestmentType
us-gaap:LongtermDebtType
are:DebtInstrumentPercentageOfOutstandingBalance

are:DeferredCostsLeasingAndFinanceNet

are:DeferredRentLiability

are:DirectFinancingLeaseUnearnedIncome

are:DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsAccumulatedOtherComprehensiveIncomeLoss

are:DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsAreaofRealEstate

are:DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsAssets

are:DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsLiabilities

are:DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsNetAssets

are:GroundAndOperatingLeaseObligationDue
us-gaap:StatementGeographical
are:ImprovementsOthers

are:LongtermDebtPercentageBearingFixedInterestAmountNet
us-gaap:LongtermDebtType

are:LongtermDebtPercentageBearingVariableInterestAmountNet
us-gaap:LongtermDebtType

are:NumberOfRealEstatePropertiesAcquired
us-gaap:StatementGeographical

are:PrepaidRentAndTenantSecurityDeposits

are:RealEstateCorporateOperations
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency
are:SeniorNotesFairValueDisclosure

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent

us-gaap:AccountsPayableAndOtherAccruedLiabilities

us-gaap:AccountsReceivableNet

us-gaap:AdditionalPaidInCapital

us-gaap:AssetRetirementObligation

us-gaap:BelowMarketLeaseNet
us-gaap:Range, us-gaap:StatementScenario
us-gaap:CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments
us-gaap:SubsequentEventType
us-gaap:CapitalLeasesNetInvestmentInDirectFinancingLeases

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentInterestRateEffectivePercentage
us-gaap:DebtInstrument, us-gaap:RelatedPartyTransactionsByRelatedParty, dei:LegalEntity
us-gaap:LongtermDebtType

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet
us-gaap:LongtermDebtType

us-gaap:DeferredCompensationPlanAssets

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredRentReceivablesNet

us-gaap:DepositsAssets
us-gaap:StatementGeographical
us-gaap:DevelopmentInProcess

us-gaap:DirectFinancingLeaseNetInvestmentInLease

us-gaap:DividendsPayableCurrentAndNoncurrent
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty
us-gaap:EquityMethodInvestmentOwnershipPercentage
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:RealEstateProperties
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:SubsequentEventType
us-gaap:RelatedPartyTransactionsByRelatedParty, dei:LegalEntity
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:InvestmentType
us-gaap:EquitySecuritiesFvNi
us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency, us-gaap:InvestmentType
us-gaap:InvestmentType

us-gaap:EquitySecuritiesFvNiAndWithoutReadilyDeterminableFairValue

us-gaap:EquitySecuritiesFvNiCost
us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:InvestmentType
us-gaap:InvestmentType
us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency, us-gaap:InvestmentType
us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount
us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency, us-gaap:InvestmentType
us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:InvestmentType

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FiniteLivedIntangibleAssetAcquiredInPlaceLeases
us-gaap:StatementGeographical
us-gaap:InvestmentBuildingAndBuildingImprovements
us-gaap:StatementGeographical
us-gaap:LandAvailableForDevelopment

us-gaap:LineOfCredit
us-gaap:FairValueByMeasurementBasis
us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency
us-gaap:LinesOfCreditFairValueDisclosure
us-gaap:ShortTermDebtType
us-gaap:LongTermCommercialPaperCurrent

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear
us-gaap:LongtermDebtType

us-gaap:NetInvestmentInLeaseAllowanceForCreditLoss
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency
us-gaap:NotesPayableFairValueDisclosure

us-gaap:NotesReceivableNet
us-gaap:StatementGeographical
us-gaap:NumberOfRealEstateProperties

us-gaap:OperatingLeaseLiability

us-gaap:OtherAccountsPayableAndAccruedLiabilities

us-gaap:OtherAssets
us-gaap:ConsolidatedEntities

us-gaap:OtherAssetsMiscellaneous
us-gaap:ConsolidatedEntities
us-gaap:OtherLiabilities

us-gaap:PrepaidExpenseCurrentAndNoncurrent
us-gaap:StatementGeographical
us-gaap:RealEstateInvestmentPropertyAccumulatedDepreciation
us-gaap:StatementGeographical
us-gaap:RealEstateInvestmentPropertyAtCost

us-gaap:RealEstateInvestmentPropertyNet
us-gaap:ConsolidatedEntities
us-gaap:StatementGeographical
us-gaap:StatementGeographical
us-gaap:RentalProperties

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue
us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents
us-gaap:ForwardContractIndexedToIssuersEquityType, us-gaap:SubsequentEventType
us-gaap:SaleOfStockPricePerShare

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived

us-gaap:SecuredDebt
us-gaap:FairValueByMeasurementBasis

us-gaap:SeniorLongTermNotes
us-gaap:FairValueByMeasurementBasis

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests
us-gaap:ConsolidatedEntities
us-gaap:StatementEquityComponents

Tables

  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:CommonStockValue █████████▁▁▁▁1111111110000
 us-gaap:CommonStockSharesOutstanding us-gaap:StatementEquityComponents us-gaap:CommonStock█▇▆▅▅▅▄▄▃▃▂▂▁12412011311111111110510310099949289
us-gaap:CommonStockSharesAuthorized ██████████▁▁200200200200200200200200200200100100NA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding 121NA112111111NA105102100NA939088
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic 121NA112111111NA10410199NA929088
us-gaap:EarningsPerShareBasic ▃▇▁▄▅▁█▄▆▃▄▃▃0.141.75-0.440.681.11-0.32.010.511.330.390.550.350.29
us-gaap:EarningsPerShareDiluted ▃▇▁▄▅▁█▄▆▃▄▃▃0.141.74-0.440.681.11-0.31.990.511.320.380.550.350.29
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax █▇▆▅▅▄▄▃▃▂▂▁▁439408390373358340341325320298285273270
 us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductOrService are:Incomefromrentals█▆▅▄▃▂▂▁▁437404385371354337336322317NANANANA
us-gaap:CostsAndExpenses █▆▇▅▅▄▄▃▃▂▂▁▁384349366309306285285278265253239232223
us-gaap:GeneralAndAdministrativeExpense █▇▆▆▄▄▄▄▄▂▁▂▂31292726242222222218171919
us-gaap:InterestExpense ███▆▅▆▆▅▄▄▂▂▁45454642394042383636313129
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax ▁▆▄▅▇▃▅▃▅▅█▇█-51-202-30-300323
us-gaap:ProfitLoss ▃█▁▄▆▁█▄▆▃▄▃▃30216-3687136-182196014145594147
us-gaap:ComprehensiveIncomeNetOfTax ▃█▁▄▆▁█▄▆▃▄▃▄12204-4778128-312125113645743557
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▆█▆▄▃▂▁▁▁▂▁▃▁1113118765556575
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▃█▁▄▆▁█▄▆▃▄▃▄24217-3686136-252185614251804263
us-gaap:NetIncomeLoss ▃█▁▄▆▂█▄▆▃▄▃▃18202-4778129-242135413539533441
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic ▃█▁▄▆▂█▄▆▃▄▃▃16200-4976123-302085213236513125
us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted ▃█▁▄▆▁█▄▆▃▄▃▃16199-4976123-312105213236513125
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▆█▆▄▃▂▁▁▁▂▁▃▁1113118765556575
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:Assets █▇▆▅▅▄▄▃▃▂▂▁▁19701183901705816039154801446414105135621282112103115451124510868
 us-gaap:Assets us-gaap:ConsolidatedEntities us-gaap:VariableInterestEntityPrimaryBeneficiary█▁35683039NANANANANANANANANANANA
us-gaap:Liabilities █▇▇▆▅▃▄▃▂▁▁▁▁8787822480947628712565706692656260875620564055915422
us-gaap:LiabilitiesAndStockholdersEquity █▇▆▅▅▄▄▃▃▂▂▁▁19701183901705816039154801446414105135621282112103115451124510868
 us-gaap:LiabilitiesAndStockholdersEquity us-gaap:ConsolidatedEntities us-gaap:VariableInterestEntityPrimaryBeneficiary█▁35683039NANANANANANANANANANANA
us-gaap:StockholdersEquity █▇▆▅▅▅▄▃▃▃▂▁▁9322886577907629756673416872646061945949540651574952
 us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities us-gaap:VariableInterestEntityPrimaryBeneficiary█▁18371600NANANANANANANANANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:CashAndCashEquivalentsAtCarryingValue █▃▇▃▄▃▃▅▃▄▁▁▂445189410198261234204287221254118124151
 us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConsolidatedEntities us-gaap:VariableInterestEntityPrimaryBeneficiary█▁8381NANANANANANANANANANANA
 us-gaap:Land us-gaap:StatementGeographical srt:NorthAmerica█▇▄▄▃▂▂▁24262225188618241737162515761442NA1312NANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:PropertyPlantAndEquipmentNet █▆▄▃▃▂▂▁▁▁▁▁▂29231716151412111011111112
us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures ████▇▆▅▅▄▃▁▂▁325346340334290237197192169110335850
 us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures us-gaap:RelatedPartyTransactionsByRelatedParty,dei:LegalEntity us-gaap:EquityMethodInvestee,are:MenloGateway█▆▃▁291288282279NA186NANANANANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:LongTermDebt █▇▇▆▄▄▄▄▃▂▂▂▁7305677767376356584354785684561452104764481747754430
us-gaap:MinorityInterest █▆▅▃▃▁▁▁▁▁▁▁▁157912881161771777541529528528521486485482
 us-gaap:MinorityInterest us-gaap:ConsolidatedEntities us-gaap:VariableInterestEntityPrimaryBeneficiary█▁15781287NANANANANANANANANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:StockholdersEquity █▇▆▅▅▅▄▃▃▃▂▁▁9322886577907629756673416872646061945949540651574952
 us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities us-gaap:VariableInterestEntityPrimaryBeneficiary█▁18371600NANANANANANANANANANANA
us-gaap:CommonStockValue █████████▁▁▁▁1111111110000
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▁▂▁▁▂▂▂▂▃█▇▅▅-15-9-11-11-10-10-3-2150432221
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities █▇█▆▄▅▅▃▃▁▄▂▂19117819717113615615512912893134114107
us-gaap:NetCashProvidedByUsedInInvestingActivities ▄▁▄▅▅█▇▆▆▇█▇▇-833-1290-898-717-734-397-495-670-598-424-332-513-468
us-gaap:NetCashProvidedByUsedInFinancingActivities ███▄▅▂▂▅▄▄▁▃▃889901916468640280251605451466190372386
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities █▇█▆▄▅▅▃▃▁▄▂▂19117819717113615615512912893134114107
us-gaap:NetIncomeLoss ▃█▁▄▆▂█▄▆▃▄▃▃18202-4778129-242135413539533441
us-gaap:ProfitLoss ▃█▁▄▆▁█▄▆▃▄▃▃30216-3687136-182196014145594147
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▄▁▄▅▅█▇▆▆▇█▇▇-833-1290-898-717-734-397-495-670-598-424-332-513-468
us-gaap:PaymentsToAcquireInvestments ▂▆▁▆▄▇▆█▅▄▄▃▄31562855486155685043463743
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ███▄▅▂▂▅▄▄▁▃▃889901916468640280251605451466190372386
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType are:A4.90UnsecuredSeniorNotesPayable0.049NANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType us-gaap:SecuredDebt▆▆▆▆▆██▆▅▅▁▁▂0.04550.04550.04550.04550.04550.04940.04870.0460.04510.04390.0380.03810.0395

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-31
Value11111111100000000000000000000000000000
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Par Or Stated Value Per Share

Shares Issued

Common Stock Shares Issued

Common Stock Shares Outstanding

us-gaap:StatementEquityComponents

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-312011-12-312010-12-31
Value1241201131111111111051031009994928987767672727171717171717171636154
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Authorized

us-gaap:CommonStockSharesAuthorized



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value200200200200200200200200200200100100100100100100100100100100
Percentage of CommonStockSharesAuthorized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForwardContractIndexedToIssuersEquityType

are:ForwardEquitySalesAgreementsEnteredinJanuary2020



Period End2020-01-06
Value6
Percentage of CommonStockSharesAuthorized0.0

us-gaap:ForwardContractIndexedToIssuersEquityType, us-gaap:SubsequentEventType

are:Forwardcontract2, us-gaap:SubsequentEvent



Period End2020-01-06
Value6
Percentage of CommonStockSharesAuthorized0.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value1211121111111051021009390887774727106362616150861585496749
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value121112111111104101999290887674727106362616150761585494849
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.141.75-0.440.681.11-0.32.010.511.330.390.550.350.290.360.170.290.30.440.40.440.441.520.45-0.450.47
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.141.74-0.440.681.11-0.31.990.511.320.380.550.350.290.360.170.290.30.440.40.440.441.520.45-0.450.47
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Basic Share

Income Loss From Continuing Operations Per Diluted Share

Revenue From Contract With Customer Including Assessed Tax

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value439408390373358340341325320298285273270
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductOrService

are:Incomefromrentals



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value437404385371354337336322317
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax99.599.298.899.498.999.298.599.399.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax99.599.298.899.498.999.298.599.399.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax are:Incomefromrentals100.0100.0100.0100.0100.0100.0100.0100.0100.0

are:Revenuessubjecttootheraccountingguidance



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value1016171414
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.44.04.44.04.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.44.04.44.04.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax are:Revenuessubjecttootheraccountingguidance100.0100.0100.0100.0100.0

us-gaap:ProductAndServiceOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value234242522020
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.50.81.20.61.10.81.50.70.80.20.80.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.50.81.20.61.10.81.50.70.80.20.80.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductAndServiceOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Costs And Expenses

us-gaap:CostsAndExpenses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-03-31
Value3843493663093062852852782652532392322232332023342051931791661722021491401351261211201211271131061081058988
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax87.485.893.882.885.583.883.585.682.984.984.185.182.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-03-31
Value312927262422222222181719191715151515151414131213131112111212101010989
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax7.37.37.27.16.96.66.67.17.06.36.27.07.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Interest Expense

us-gaap:InterestExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-03-31
Value454546423940423836363131293125252428272623222017191615181717161416171617
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax10.411.111.811.510.911.812.411.711.512.110.911.611.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Interest Expense Debt

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-30
Value-51-202-30-30032338253-4-9-12-8-125-3-3-20-215-179-25
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-1.30.4-0.50.20.6-1.1-0.0-1.0-0.1-0.21.31.01.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Loss From Continuing Operations

Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest

Income Loss From Continuing Operations Attributable To Noncontrolling Entity

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-03-31
Value30216-3687136-1821960141455941471928-108942393825-63536403233301825323234323028
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax7.052.9-9.223.338.1-5.564.218.644.215.320.915.217.60.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value12204-4778128-31212511364574355752-15-94-5155-99254202236573115313510436344236
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.950.0-12.221.035.9-9.262.115.742.715.226.313.021.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value11131187655565754434000001110100001000
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.73.32.92.32.11.81.71.81.82.12.02.72.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value24217-3686136-25218561425180426356-11-91-4756-99355212338583116323511447354337
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax5.653.4-9.323.238.1-7.463.817.544.517.328.315.623.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value18202-4778129-2421354135395334411524-1115423938243439313228232432303331
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax4.349.6-12.121.136.0-7.362.516.842.413.218.812.515.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312011-09-302010-09-30
Value16200-4976123-302085213236513125-255-127-335323117-16272732362425222521
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax3.849.1-12.720.434.4-8.861.116.041.412.318.011.69.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Diluted

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312011-09-302010-09-30
Value16199-4976123-3121052132365131252521
Percentage of NetIncomeLossAvailableToCommonStockholdersDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax3.848.9-12.720.434.4-9.361.516.041.412.318.011.69.50.00.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-03-31
Value111311876555657544340000111100000000000
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.73.32.92.32.11.81.71.81.82.12.02.72.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets

us-gaap:Assets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-31
Value1970118390170581603915480144641410513562128211210311545112451086810354929391448971891187378524840581368020781577567529735873797090715069656841671865746455598359055457
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityPrimaryBeneficiary



Period End2020-03-312019-12-31
Value35683039
Percentage of Assets18.116.5
Percentage of Assets18.116.5
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary100.0100.0

Liabilities

us-gaap:Liabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-31
Value87878224809476287125657066926562608756205640559154224972500047774784461749624685460842264063382637513550337733793595364734483385327931413024298329193051
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets44.644.747.547.646.045.447.448.447.546.448.949.749.948.053.852.253.351.856.855.054.851.950.749.048.447.245.945.850.751.049.549.548.847.846.949.949.455.9

us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityPrimaryBeneficiary



Period End2020-03-312019-12-31
Value150149
Percentage of Liabilities1.71.8
Percentage of Assets0.80.8
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary4.24.9

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-31
Value1970118390170581603915480144641410513562128211210311545112451086810354929391448971891187378524840581368020781577567529735873797090715069656841671865746455598359055457
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityPrimaryBeneficiary



Period End2020-03-312019-12-31
Value35683039
Percentage of LiabilitiesAndStockholdersEquity18.116.5
Percentage of Assets18.116.5
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-31
Value93228865779076297566734168726460619459495406515749524895391040213865397537593822378038283875390639223916391939373433344134553396337933743373294229282323
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets47.348.245.747.648.950.848.747.648.349.246.845.945.647.342.144.043.144.643.044.845.047.148.350.050.652.053.353.448.448.149.649.650.351.352.349.249.642.6

us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityPrimaryBeneficiary



Period End2020-03-312019-12-31
Value18371600
Percentage of StockholdersEquity19.718.1
Percentage of Assets9.38.7
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary51.552.7

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-03-312009-12-312008-12-312007-12-31
Value4451894101982612342042872212541181241511251572561461257668908667617457533028714094807778736078911107070718
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.31.02.41.21.71.61.42.11.72.11.01.11.41.21.72.81.61.40.90.81.11.10.80.81.00.80.74.11.22.01.41.21.21.21.10.01.31.50.00.01.30.00.0

us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityPrimaryBeneficiary



Period End2020-03-312019-12-31
Value8381
Percentage of CashAndCashEquivalentsAtCarryingValue18.842.7
Percentage of Assets0.40.4
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary2.32.7

Land

us-gaap:StatementGeographical

us-gaap:Land

srt:NorthAmerica



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value242622251886182417371625157614421312
Percentage of Land100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets12.312.111.111.411.211.211.210.610.8
Percentage of Assets srt:NorthAmerica0.00.00.00.00.00.00.00.00.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value2923171615141211101111111212131314139
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.20.20.1

Investments In Affiliates Subsidiaries Associates And Joint Ventures

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-31
Value3253463403342902371971921691103358505013313212712700000000000
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets1.71.92.02.11.91.61.41.41.30.90.30.50.50.51.41.41.41.40.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RelatedPartyTransactionsByRelatedParty, dei:LegalEntity

us-gaap:EquityMethodInvestee, are:A1655and1715ThirdStreet



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value1737363534
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures5.310.710.710.814.7
Percentage of Assets0.10.20.20.20.2
Percentage of Assets us-gaap:EquityMethodInvestee are:A1655and1715ThirdStreet0.00.00.00.00.0

us-gaap:EquityMethodInvestee, are:A704QuinceOrchardRoad



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value44444
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures1.51.41.41.41.9
Percentage of Assets0.00.00.00.00.0
Percentage of Assets us-gaap:EquityMethodInvestee are:A704QuinceOrchardRoad0.00.00.00.00.0

us-gaap:EquityMethodInvestee, are:MenloGateway



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value291288282279186
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures89.783.183.083.778.5
Percentage of Assets1.51.61.71.71.3
Percentage of Assets us-gaap:EquityMethodInvestee are:MenloGateway0.00.00.00.00.0

us-gaap:EquityMethodInvestee, are:Otherunconsolidatedrealestatejointventures



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value119863
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures3.62.62.61.91.4
Percentage of Assets0.10.00.10.00.0
Percentage of Assets us-gaap:EquityMethodInvestee are:Otherunconsolidatedrealestatejointventures0.00.00.00.00.0

Finite Lived Intangible Assets Net

Long Term Debt

us-gaap:LongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value730567776737635658435478568456145210476448174775443041644329411640913965431440923903367835013334325130612870295931843181303229982789
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets37.136.939.539.637.737.940.341.440.639.441.742.540.840.246.645.045.644.549.448.046.445.243.742.741.940.739.040.144.944.543.543.841.5

Minority Interest

us-gaap:MinorityInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-31
Value1579128811617717775415295285285214864854824753733363073041126667676747474747464544434241414141
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.07.06.84.85.03.73.83.94.14.34.24.34.44.64.03.73.43.40.00.00.00.80.80.90.90.60.60.60.70.70.60.60.60.60.60.70.70.8

us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityPrimaryBeneficiary



Period End2020-03-312019-12-31
Value15781287
Percentage of MinorityInterest99.999.9
Percentage of Assets8.07.0
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary44.242.3

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-31
Value93228865779076297566734168726460619459495406515749524895391040213865397537593822378038283875390639223916391939373433344134553396337933743373294229282323
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets47.348.245.747.648.950.848.747.648.349.246.845.945.647.342.144.043.144.643.044.845.047.148.350.050.652.053.353.448.448.149.649.650.351.352.349.249.642.6

us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityPrimaryBeneficiary



Period End2020-03-312019-12-31
Value18371600
Percentage of StockholdersEquity19.718.1
Percentage of Assets9.38.7
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary51.552.7

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-31
Value11111111100000000000000000000000000000
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Retained Earnings Accumulated Deficit

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-31
Value-15-9-11-11-10-10-3-21504322215-318-8493583290-28-16-18-36-40-39-22-24-19-37-23-34-32-7-18-33
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-0.1-0.1-0.1-0.1-0.1-0.1-0.0-0.00.00.40.40.20.20.1-0.30.1-0.10.60.41.00.3-0.0-0.4-0.2-0.2-0.5-0.5-0.5-0.3-0.3-0.3-0.5-0.3-0.5-0.5-0.1-0.3-0.6

us-gaap:StatementEquityComponents

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value-15-9-11-9-10-12-8-8-5-4-4-8-10-14-53-55-61-64-59-50-49-52-44-31-37-34-32-28-7-5
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.085.193.9117.6224.0341.1-426.1-9.8-9.9-36.1-50.9-267.8167.0-670.6716.8-131.5-170.1-60.4-168.78293.9153.7194.9203.995.280.072.334.622.7
Percentage of Assets-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.0-0.0-0.0-0.1-0.1-0.1-0.6-0.6-0.7-0.7-0.7-0.6-0.6-0.6-0.6-0.4-0.5-0.5-0.4-0.4-0.1-0.1
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value191178197171136156155129128931341141071001197010196954410679110717347494551
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax43.543.750.545.938.145.945.639.840.331.547.241.839.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value-833-1290-898-717-734-397-495-670-598-424-332-513-468-781-341-202-171-164-241-145-170-160-201-110-162-69-124-88-80
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-189.5-316.2-230.1-192.0-204.6-116.8-144.9-206.4-186.8-142.0-116.4-188.0-172.90.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value8899019164686402802516054514661903723866471242429011715479671019825106-31712929
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax202.2221.0234.7125.3178.682.473.5186.2141.0156.066.6136.4142.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value191178197171136156155129128931341141071001197010196954410679110717347494551
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax43.543.750.545.938.145.945.639.840.331.547.241.839.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value18202-4778129-2421354135395334411524-1115423938243439313228232432303331
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax4.349.6-12.121.136.0-7.362.516.842.413.218.812.515.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-03-31
Value30216-3687136-1821960141455941471928-108942393825-63536403233301825323234323028
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax7.052.9-9.223.338.1-5.564.218.644.215.320.915.217.60.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Depreciation Depletion And Amortization

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value-833-1290-898-717-734-397-495-670-598-424-332-513-468-781-341-202-171-164-241-145-170-160-201-110-162-69-124-88-80
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-189.5-316.2-230.1-192.0-204.6-116.8-144.9-206.4-186.8-142.0-116.4-188.0-172.90.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Payments To Acquire Investments

us-gaap:PaymentsToAcquireInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value3156285548615568504346374333163022271537152410131110564
Percentage of PaymentsToAcquireInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value8899019164686402802516054514661903723866471242429011715479671019825106-31712929
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax202.2221.0234.7125.3178.682.473.5186.2141.0156.066.6136.4142.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Proceeds From Issuance Of Long Term Debt

Payments Of Dividends

Payments Of Dividends

Debt Instrument Interest Rate Stated Percentage

us-gaap:LongtermDebtType

us-gaap:DebtInstrumentInterestRateStatedPercentage

are:A4.90UnsecuredSeniorNotesPayable



Period End2020-03-31
Value0.049
Percentage of DebtInstrumentInterestRateStatedPercentage100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations are:A4.90UnsecuredSeniorNotesPayable0.0

us-gaap:SecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value0.04550.04550.04550.04550.04550.04940.04870.0460.04510.04390.0380.03810.03950.03730.03320.03420.03830.03920.04350.04370.04420.04630.04710.04890.05060.05390.05410.05420.0550.05590.0570.057
Percentage of DebtInstrumentInterestRateStatedPercentage92.90.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations us-gaap:SecuredDebt0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

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

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

Share Based Compensation

us-gaap:ShareBasedCompensation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value910101111997767556765454343333322
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2852642642372380
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.00.0

Cash And Cash Equivalents Period Increase Decrease

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-31
Value488242452238315272233321258277146144141153
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

are:CapitalizedLeaseCosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value840000.0550000.0452000.0388000.062000.0232000.036000.036000.036000.0
Percentage of CapitalizedLeaseCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0

are:Cumulativeeffectofadjustmentuponadoptionofnewaccountingstandardupdate



Period End2020-01-012019-01-01
Value23
Percentage of Cumulativeeffectofadjustmentuponadoptionofnewaccountingstandardupdate100.0100.0

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-01-012019-01-01
Value23
Percentage of Cumulativeeffectofadjustmentuponadoptionofnewaccountingstandardupdate100.0100.0

us-gaap:ForwardContractIndexedToIssuersEquityType

are:Expectednetproceedsfromissuanceofcommonstock

are:ForwardEquitySalesAgreementsEnteredinJanuary2020



Period End2020-01-06
Value1000
Percentage of Expectednetproceedsfromissuanceofcommonstock100.0

us-gaap:PlanName

are:ATMcommonstockofferingprogramestablishedFebruary2020



Period End2020-02-10
Value850
Percentage of Expectednetproceedsfromissuanceofcommonstock0.0

are:GrossOperatingLeaseCosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value555444433
Percentage of GrossOperatingLeaseCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0

are:Issuanceofnoncontrollinginteresttojointventurepartner



Period End2020-03-312019-03-31
Value2920
Percentage of Issuanceofnoncontrollinginteresttojointventurepartner100.00.0

are:Noncashleaseliability



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3212702450000
Percentage of Noncashleaseliability100.0100.0100.00.0100.00.00.00.00.0

are:Noncashrightofuseasset



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3212702390000
Percentage of Noncashrightofuseasset100.0100.0100.00.0100.00.00.00.00.0

us-gaap:Range, us-gaap:ShortTermDebtType

are:Numberofmaturitydaysfromdateofissuance

srt:Maximum, us-gaap:CommercialPaper



Period End2020-03-312019-12-31
Value397.00.0
Percentage of Numberofmaturitydaysfromdateofissuance100.00.0

are:OtherComprehensiveIncomeLossNetofTaxIncludingPortionAttributabletoNonredeemableNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-31
Value-51000-6-1-3062111637-4016-5713-48542917
Percentage of OtherComprehensiveIncomeLossNetofTaxIncludingPortionAttributabletoNonredeemableNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-31
Value-51000-6-1-3062111637-4016-5713-48542917
Percentage of OtherComprehensiveIncomeLossNetofTaxIncludingPortionAttributabletoNonredeemableNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0101.4100.099.3100.099.9100.0100.1100.0100.299.8100.099.5100.0

are:Percentageoftotalrevenues



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.9760.00100000000000000090.9560.960.958
Percentage of Percentageoftotalrevenues100.0100.0100.0100.0100.0

us-gaap:ProductOrService

are:Revenuessubjecttootheraccountingguidance



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.024-0.00100000000000000090.0440.040.042
Percentage of Percentageoftotalrevenues2.5-100.04.64.24.4

us-gaap:ProductOrService, us-gaap:AdjustmentsForNewAccountingPronouncements

are:RevenueSubjectToTheASUOnRecognitionOfRevenueArisingFromContractsWithCustomers

are:Incomefromrentals, us-gaap:AccountingStandardsUpdate201409



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value812121210
Percentage of RevenueSubjectToTheASUOnRecognitionOfRevenueArisingFromContractsWithCustomers100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

are:TemporaryEquityDecreasefromDistributionstoNoncontrollingInterest

are:RedeemableNoncontrollingInterests



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302018-03-31
Value205000.0208000.0-207000.0208000.0208000.0212000.0214000.0
Percentage of TemporaryEquityDecreasefromDistributionstoNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

are:Temporaryequitycontributionfromnoncontrollinginterests

are:RedeemableNoncontrollingInterests



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value00100000
Percentage of Temporaryequitycontributionfromnoncontrollinginterests0.0100.0100.0100.0100.0100.00.0100.0

us-gaap:ShortTermDebtType

are:Weightedaverageyieldtomaturitycommercialpaper

us-gaap:CommercialPaper



Period End2020-03-31
Value0.0184
Percentage of Weightedaverageyieldtomaturitycommercialpaper100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value602130
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value602130
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-30
Value1000.00.01000.01000.0
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation0.00.00.00.0

us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalDividendsInExcessOfRetainedEarnings

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value113-7616235-12139-11244-182522947489756188622022233568232317
Percentage of AdjustmentsToAdditionalPaidInCapitalDividendsInExcessOfRetainedEarnings100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-11376-162-3512-139112-44182-52-29-47-48-97-56-188-62-20-22-23-35-68-23-23-17
Percentage of AdjustmentsToAdditionalPaidInCapitalDividendsInExcessOfRetainedEarnings-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-31
Value2217161716164121111129891010777656455545
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-31
Value2217161716164121111129891010777656455545
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312011-03-31
Value2000.00.02000.03000.02000.00.01000.01000.01000.00.02000.01000.01000.01000.02000.00.01000.0-1000.01000.00.01000.01000.01000.01000.00.01000.01000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0-0.00.00.00.00.00.00.00.00.00.0

us-gaap:AmortizationOfAboveAndBelowMarketLeases



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-15-8-5-8-7-5-5-5-6-4-4-5-5-20000-3-10000000
Percentage of AmortizationOfAboveAndBelowMarketLeases100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AmortizationOfDebtDiscountPremium



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value00-100000000000000000000000013
Percentage of AmortizationOfDebtDiscountPremium100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AmortizationOfFinancingCosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value22222222222223322222222222222
Percentage of AmortizationOfFinancingCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312015-06-302015-03-312014-06-302014-03-312013-03-312012-03-31
Value13492948133184152130207-66-379
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value245-210214-774338-8762-181301
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302011-09-302011-09-302010-09-30
Value1.031.02999999999999981.01.00.970.97000000000000020.930.930.90.90000000000000040.860.860.830.80.80.80.770.770.740.720.720.70.680.470.470.35
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty

us-gaap:ContributionOfProperty

are:BXPGateway681701751GatewayBoulevard



Period End2020-03-31
Value281
Percentage of ContributionOfProperty100.0

us-gaap:DebtInstrument, us-gaap:RelatedPartyTransactionsByRelatedParty, dei:LegalEntity

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1

are:Secureddebtmaturingon31025, us-gaap:EquityMethodInvestee, are:A1655and1715ThirdStreet



Period End2020-03-31
Value0.045
Percentage of DebtInstrumentBasisSpreadOnVariableRate1100.0

us-gaap:DebtInstrument, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:VariableRate, dei:LegalEntity

are:Secureddebtmaturingon31623, us-gaap:EquityMethodInvestee, us-gaap:LondonInterbankOfferedRateLIBOR, are:A704QuinceOrchardRoad



Period End2020-03-31
Value0.0195
Percentage of DebtInstrumentBasisSpreadOnVariableRate143.3

are:Secureddebtmaturingon62924, us-gaap:EquityMethodInvestee, us-gaap:LondonInterbankOfferedRateLIBOR, are:A1655and1715ThirdStreet



Period End2020-03-12
Value0.037
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.0

us-gaap:LongtermDebtType, us-gaap:SubsequentEventType, us-gaap:VariableRate

are:A750millionunsecuredseniorlineofcredit, us-gaap:SubsequentEvent, us-gaap:LondonInterbankOfferedRateLIBOR



Period End2020-04-27
Value0.0105
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.0

us-gaap:LongtermDebtType, us-gaap:VariableRate

us-gaap:LineOfCredit, us-gaap:LondonInterbankOfferedRateLIBOR



Period End2020-03-312019-03-312018-03-312017-03-312016-09-302016-06-302016-03-312015-03-31
Value0.008250.008250.010.010.010.0110.0110.011
Percentage of DebtInstrumentBasisSpreadOnVariableRate118.30.00.00.00.00.00.00.0

us-gaap:DepreciationAndAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-03-31
Value175140135134134124119118114107107104979577707072676258575857504946464752433940363129
Percentage of DepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DirectCostsOfLeasedAndRentedPropertyOrEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-03-31
Value12912111610510197999191888376777372676568686261565752524746454444434240413331
Percentage of DirectCostsOfLeasedAndRentedPropertyOrEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DirectFinancingLeaseLeaseIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value613000.0609000.0607000.0604000.0601000.0
Percentage of DirectFinancingLeaseLeaseIncome100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockCash



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312012-03-312011-09-302011-03-31
Value129126114113109109100979191828075736262595655555353515150484638333230302924
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-31
Value129126114113109109100979191828075736262595655555353515150383024
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.199.9100.0100.0100.0100.0

us-gaap:DividendsPreferredStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value00111111111133555666666666666677777
Percentage of DividendsPreferredStock0.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents



Period End2020-03-312019-03-31
Value-10
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0

us-gaap:EquityMethodInvestmentDividendsOrDistributions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value0000000001000000000000000
Percentage of EquityMethodInvestmentDividendsOrDistributions100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:EquitySecuritiesFvNiGainLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-21152-632183-831221285000
Percentage of EquitySecuritiesFvNiGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:InvestmentType

are:Investmentdisposedandrecognizedduringtheperiod



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value214-1273
Percentage of EquitySecuritiesFvNiGainLoss-12.69.62.82.4-9.13.3

are:InvestmentsinprivatelyheldentitiesthatdonotreportNAV



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value-15-15-65048
Percentage of EquitySecuritiesFvNiGainLoss72.6-10.010.96.50.740.0

are:Investmentsinpubliclytradedcompanies



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value-11130-5143-6440
Percentage of EquitySecuritiesFvNiGainLoss53.785.381.852.276.933.0

are:Limitedpartnerships



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value223-232-2628
Percentage of EquitySecuritiesFvNiGainLoss-13.715.14.538.831.523.7

are:Totalinvestmentdispositionduringtheperiod



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value214-1273
Percentage of EquitySecuritiesFvNiGainLoss-12.69.62.82.4-9.13.3

are:Totalinvestmentsatfairvalueheldatperiodend



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value-24137-6181-91118
Percentage of EquitySecuritiesFvNiGainLoss112.690.497.297.6109.196.7

us-gaap:EquitySecuritiesFvNiRealizedGainLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-4461011115713
Percentage of EquitySecuritiesFvNiRealizedGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentType

are:Investmentdisposedandpreviouslyrecognized



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value12015991
Percentage of EquitySecuritiesFvNiRealizedGainLoss-264.2-7.6227.782.181.520.3

are:Investmentdisposedandrecognizedduringtheperiod



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value214-1273
Percentage of EquitySecuritiesFvNiRealizedGainLoss-58.8334.7-25.317.967.079.7

are:InvestmentsinprivatelyheldentitiesthatdonotreportNAV



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value-19-9-70-50
Percentage of EquitySecuritiesFvNiRealizedGainLoss422.9-227.1-102.40.0-48.40.0

are:Totalinvestmentdispositionduringtheperiod



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value15141411165
Percentage of EquitySecuritiesFvNiRealizedGainLoss-322.9327.1202.4100.0148.4100.0

are:Totalinvestmentsatfairvalueheldatperiodend



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value-19-9-70-50
Percentage of EquitySecuritiesFvNiRealizedGainLoss422.9-227.1-102.40.0-48.40.0

us-gaap:EquitySecuritiesFvNiUnrealizedGainLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-17148-701172-94117572
Percentage of EquitySecuritiesFvNiUnrealizedGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentType

are:Investmentdisposedandpreviouslyrecognized



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value-120-15-9-9-1
Percentage of EquitySecuritiesFvNiUnrealizedGainLoss72.10.222.7-12.99.7-0.9

are:InvestmentsinprivatelyheldentitiesthatdonotreportNAV



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value3-505448
Percentage of EquitySecuritiesFvNiUnrealizedGainLoss-22.9-3.6-0.37.5-5.241.7

are:Investmentsinpubliclytradedcompanies



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value-11130-5143-6440
Percentage of EquitySecuritiesFvNiUnrealizedGainLoss68.387.873.660.567.734.4

are:Limitedpartnerships



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value223-232-2628
Percentage of EquitySecuritiesFvNiUnrealizedGainLoss-17.415.54.144.927.824.7

are:Totalinvestmentdispositionduringtheperiod



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value-120-15-9-9-1
Percentage of EquitySecuritiesFvNiUnrealizedGainLoss72.10.222.7-12.99.7-0.9

are:Totalinvestmentsatfairvalueheldatperiodend



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value-4147-5481-85118
Percentage of EquitySecuritiesFvNiUnrealizedGainLoss27.999.877.3112.990.3100.9

us-gaap:GainLossOnInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value-21152-632183-83122128501010494752310-1
Percentage of GainLossOnInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainsLossesOnExtinguishmentOfDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302013-09-302013-06-302012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value00-400-70-100-20000-300000000-100-10-2-1-2-1
Percentage of GainsLossesOnExtinguishmentOfDebt0.00.0100.00.0100.00.0100.00.00.0100.00.00.0100.00.0100.00.00.00.00.0100.00.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:ImpairmentOfRealEstate



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-12-312014-09-302014-06-302014-03-312012-09-302011-09-30
Value21200000600001681562880014161600090
Percentage of ImpairmentOfRealEstate100.0100.00.00.00.00.00.0100.00.00.0100.00.0100.0100.0100.0100.0100.00.00.0100.0100.00.00.00.0100.0100.0

us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:SubsequentEventType

are:Pendingacquisition, us-gaap:SubsequentEvent



Period End2020-04-27
Value10
Percentage of ImpairmentOfRealEstate0.0

us-gaap:RelatedPartyTransactionsByRelatedParty, dei:LegalEntity

us-gaap:EquityMethodInvestee, are:A14011413ResearchBoulevard



Period End2020-03-31
Value7
Percentage of ImpairmentOfRealEstate379.4

us-gaap:IncomeLossFromEquityMethodInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-31
Value-34211140110140000000000000000
Percentage of IncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0

us-gaap:IncreaseDecreaseInDeferredLeasingFees



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-31
Value92010121114131513221310161376717231771289711714
Percentage of IncreaseDecreaseInDeferredLeasingFees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInLeasingReceivables



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value40100-12-2001-10100000-100000011-1
Percentage of IncreaseDecreaseInLeasingReceivables100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOperatingLiabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value72435-5-16013-1018-517-417031-3481233-2827-936-1616-10-10-103
Percentage of IncreaseDecreaseInOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value10155-98060147603-3832-4813-46-111772814
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToEquityForwardAgreements



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value352000.0148000.00.068000.00.0-52000.0462000.0355000.0270000.087000.0698000.0530000.053000.00.0751000.00.00.0
Percentage of IncrementalCommonSharesAttributableToEquityForwardAgreements100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.0

us-gaap:InterestCostsCapitalized



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value242324211819171513121715131114131288810111211121615-14-16-1515-16-1513
Percentage of InterestCostsCapitalized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestCostsIncurred



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value70697064576059535048484642424038363636353433322831323132333331303131
Percentage of InterestCostsIncurred100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPaidNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-31
Value652153214927303335253223302621231429192815241256911
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseCost



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value444444333
Percentage of LeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value429391373359343
Percentage of LeaseIncome100.0100.0100.0100.0100.0

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-31
Value169141496512546557441001100000
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-31
Value169-14-1496512546557441001100000
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders100.0100.0-100.0-100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value30215-3686136-1821960141455941471928-108942393824-635
Percentage of NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value11131087555555654333000011
Percentage of NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest38.46.2-30.39.45.4-31.02.59.34.013.19.416.911.921.813.7-3.038.61.6-0.2-0.00.9-17.43.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value18202-4778129-2421354135395334411524-111542393824-734
Percentage of NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest61.693.8130.390.694.6131.097.590.796.086.990.683.188.178.286.3103.061.498.4100.2100.099.1117.497.0

us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty

us-gaap:NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1

are:BXPGateway601611651GatewayBoulevard



Period End2020-03-31
Value350
Percentage of NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1100.0

us-gaap:NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value35112257204391217642116149
Percentage of NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:StatementEquityComponents

are:AlexandriaTechnologyCenterGateway, us-gaap:AdditionalPaidInCapital



Period End2020-03-31
Value55
Percentage of NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest15.9

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value550179020200007000
Percentage of NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest15.9-0.131.30.046.00.00.03.60.018.10.00.00.0

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value2961223920237121663511610437
Percentage of NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest84.1100.168.7100.054.0100.0100.096.4100.081.9100.0100.0100.069.80.0

us-gaap:NotesAssumed1



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value0000280000203000-164008296-9696-480000
Percentage of NotesAssumed10.00.00.00.0100.00.00.00.00.0100.00.00.00.0100.00.00.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:OperatingLeaseLeaseIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value428391372358343
Percentage of OperatingLeaseLeaseIncome100.0100.0100.0100.0100.0

us-gaap:OperatingLeasePayments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value444443333
Percentage of OperatingLeasePayments100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-51-202-30-300321-3-1-13-4-9-1-6-8-125-3-2-3
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax



Period End2020-03-312019-03-31
Value0-2
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax0.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax



Period End2020-03-312019-03-31
Value0.0-558000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax0.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax



Period End2020-03-312019-03-31
Value01
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax0.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-30
Value-51000-6-1-3062111637-4016-5713-48542927-122170-16117-1411-25
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value1111103111110001000000000000
Percentage of ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromDepositsOnRealEstateAcquisitions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value-420-109043-1378-42-3-545400-1-8-122827000
Percentage of PaymentsForProceedsFromDepositsOnRealEstateAcquisitions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:PaymentsForRepurchaseOfConvertiblePreferredStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value00009130000001710839
Percentage of PaymentsForRepurchaseOfConvertiblePreferredStock0.00.00.00.0100.0100.00.00.00.00.00.00.0100.0100.0100.0

us-gaap:PaymentsOfDividendsCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value1261141131091091009791918280757362625956555553535151504835302415
Percentage of PaymentsOfDividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfDividendsPreferredStockAndPreferenceStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value01111111111334556666666666777
Percentage of PaymentsOfDividendsPreferredStockAndPreferenceStock0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfFinancingCosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value7-61801501180500408706020070005150
Percentage of PaymentsOfFinancingCosts100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1021300000
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:PaymentsToAcquireEquityMethodInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value2244352383322221700040501402366002300
Percentage of PaymentsToAcquireEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireRealEstate



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-31
Value482970574296418902583853038411026221771918000111439330055420197
Percentage of PaymentsToAcquireRealEstate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0

us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:SubsequentEventType

are:A9751075CommercialStreetand9151063OldCountyRoad, us-gaap:SubsequentEvent



Period End2020-04-27
Value113
Percentage of PaymentsToAcquireRealEstate0.0

us-gaap:StatementGeographical

are:GreaterBoston



Period End2020-03-312019-06-302019-03-312018-06-30
Value2262528187
Percentage of PaymentsToAcquireRealEstate47.084.919.422.6

are:Othermarkets



Period End2020-03-312019-09-302019-03-312018-09-302018-06-302018-03-31
Value503739207722
Percentage of PaymentsToAcquireRealEstate10.56.69.47.920.07.5

are:SanDiego



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-03-31
Value102140162380148
Percentage of PaymentsToAcquireRealEstate21.224.45.45.688.749.0

are:SanFrancisco



Period End2020-03-312019-09-302019-03-312018-03-31
Value105205239167
Percentage of PaymentsToAcquireRealEstate21.835.757.255.4

srt:NorthAmerica



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value484459296382155257405339
Percentage of PaymentsToAcquireRealEstate100.480.099.991.5171.999.5105.3112.0

us-gaap:SubsequentEventType

us-gaap:SubsequentEvent



Period End2020-01-312019-07-302019-01-31
Value341178196
Percentage of PaymentsToAcquireRealEstate0.00.00.0

us-gaap:PaymentsToDevelopRealEstateAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value373309337336241263232224206232224217218183275203159201135121104152134991111391207696
Percentage of PaymentsToDevelopRealEstateAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToMinorityShareholders



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value16914149661274655745611152911000000
Percentage of PaymentsToMinorityShareholders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value1691414955-6-25739-28
Percentage of PaymentsToMinorityShareholders98.399.5100.1100.199.9868.7-98.9-203.0100.0806.7-424.5

us-gaap:PreferredStockAccretionOfRedemptionDiscount



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312013-09-302013-06-302012-09-302012-06-302012-03-31
Value00002400000011351393000000005
Percentage of PreferredStockAccretionOfRedemptionDiscount0.00.00.00.0100.0100.00.00.00.00.00.00.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.0100.0

us-gaap:ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital



Period End2020-03-312019-12-312019-03-312018-12-312017-12-312016-12-31
Value2000000
Percentage of ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital100.0100.00.00.00.00.0

us-gaap:ProceedsFromIssuanceOfCommercialPaper



Period End2020-03-312019-03-31
Value21580
Percentage of ProceedsFromIssuanceOfCommercialPaper100.00.0

us-gaap:ProceedsFromIssuanceOfCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-05-312011-05-312010-09-30
Value5049801508505962963009957024524121710640342257305000534451342
Percentage of ProceedsFromIssuanceOfCommonStock100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.00.00.00.0100.0100.0100.0

us-gaap:ForwardContractIndexedToIssuersEquityType

are:ForwardEquitySalesAgreementsEnteredinJanuary2020



Period End2020-03-31
Value500
Percentage of ProceedsFromIssuanceOfCommonStock99.1

us-gaap:ForwardContractIndexedToIssuersEquityType, us-gaap:SubsequentEventType

are:Forwardcontract2, us-gaap:SubsequentEvent



Period End2020-01-06
Value1000
Percentage of ProceedsFromIssuanceOfCommonStock0.0

us-gaap:ProceedsFromIssuanceOfSeniorLongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value699018660854008990598004240034802980
Percentage of ProceedsFromIssuanceOfSeniorLongTermDebt100.00.0100.00.0100.00.00.0100.00.0100.00.00.0100.00.00.0100.00.0100.00.0

us-gaap:LongtermDebtType

are:A4.90UnsecuredSeniorNotesPayable



Period End2020-03-31
Value691
Percentage of ProceedsFromIssuanceOfSeniorLongTermDebt98.9

us-gaap:ProceedsFromLongTermLinesOfCredit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-31
Value78398819547091405847142514341035122456593011391768863931555713517748167278253277360179248
Percentage of ProceedsFromLongTermLinesOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromMinorityShareholders



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312012-03-31
Value265740440121763511615237310453000000190
Percentage of ProceedsFromMinorityShareholders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.0100.00.00.00.0100.0100.0

us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value306235232646121627116653131010271720255431421
Percentage of ProceedsFromSaleMaturityAndCollectionsOfInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfCommercialPaper



Period End2020-03-312019-03-31
Value21580
Percentage of RepaymentsOfCommercialPaper100.00.0

us-gaap:RepaymentsOfLongTermLinesOfCredit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value9469472125195161310521012192459514885516301167215651911584071405298545501166822125819145127915
Percentage of RepaymentsOfLongTermLinesOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfSecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-03-31
Value1111301115111393100760174587722729821022213
Percentage of RepaymentsOfSecuredDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:SharesPaidForTaxWithholdingForShareBasedCompensation

us-gaap:CommonStock



Period End2020-03-312019-09-302019-06-302019-03-31
Value49181.025020.0125274.027149.0
Percentage of SharesPaidForTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0

us-gaap:ForwardContractIndexedToIssuersEquityType

us-gaap:StockIssuedDuringPeriodSharesNewIssues

are:ForwardEquitySalesAgreementsEnteredinJanuary2020



Period End2020-03-31
Value3
Percentage of StockIssuedDuringPeriodSharesNewIssues100.0

us-gaap:StatementEquityComponents

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-31
Value37152205210030
Percentage of StockIssuedDuringPeriodSharesNewIssues99.80.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value181928.012769.0130376.0327699.0195992.09522.040694.0193719.069075.0
Percentage of StockIssuedDuringPeriodSharesShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueNewIssues



Period End2020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302012-03-31
Value50498015085608296300995702452412171064034225730124
Percentage of StockIssuedDuringPeriodValueNewIssues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302012-03-31
Value50498015085608296300995692452412171064034225730-5
Percentage of StockIssuedDuringPeriodValueNewIssues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0-4.1

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value34000.070000.011000.06000.052000.024000.025000.08000.055000.020000.021000.021000.0108000.00.037000.03000.08000.00.0
Percentage of StockIssuedDuringPeriodValueNewIssues0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StraightLineRent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-31
Value2024272526172023323320173520162121311139910121168
Percentage of StraightLineRent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:TemporaryEquityNetIncome

are:RedeemableNoncontrollingInterests



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value218000.0221000.0219000.0218000.0217000.0216000.0222000.0211000.0214000.0
Percentage of TemporaryEquityNetIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0

are:AccruedConstruction



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value246275287281285275
Percentage of AccruedConstruction100.0100.0100.0100.0100.0100.0

us-gaap:ForwardContractIndexedToIssuersEquityType

are:CommonStockValueAvailableForFutureIssuance

are:ForwardEquitySalesAgreementsEnteredinJanuary2020



Period End2020-03-31
Value524
Percentage of CommonStockValueAvailableForFutureIssuance100.0

us-gaap:PlanName

are:ATMcommonstockofferingprogramestablishedFebruary2020



Period End2020-03-31
Value843
Percentage of CommonStockValueAvailableForFutureIssuance160.9

are:Cumulativeunrealizedgainslossesoninvestments



Period End2020-03-312019-12-312018-03-312017-12-31
Value38440121349
Percentage of Cumulativeunrealizedgainslossesoninvestments100.0100.0100.0100.0

us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:InvestmentType

are:Entitieswithobservablepricechange, are:InvestmentsinprivatelyheldentitiesthatdonotreportNAV



Period End2020-03-312019-12-31
Value7268
Percentage of Cumulativeunrealizedgainslossesoninvestments18.817.1

us-gaap:InvestmentType

are:Investmentsinpubliclytradedcompanies



Period End2020-03-312019-12-31
Value146170
Percentage of Cumulativeunrealizedgainslossesoninvestments38.142.5

are:Limitedpartnerships



Period End2020-03-312019-12-31
Value165162
Percentage of Cumulativeunrealizedgainslossesoninvestments43.140.5

us-gaap:LongtermDebtType

are:DebtInstrumentPercentageOfOutstandingBalance

us-gaap:LineOfCredit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value0.030.0570.0510.0810.00.0380.0730.00.0940.010.0650.0630.00.0070.0960.0170.0730.0380.1960.1520.1080.0830.0410.1560.0670.0050.00.1740.1780.1360.1270.060.133
Percentage of DebtInstrumentPercentageOfOutstandingBalance100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:SecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value0.0480.0520.0520.0560.0610.1150.1110.1380.1490.1620.240.2360.2450.2430.1820.1760.20.2060.1790.1880.1950.1770.1820.1840.2320.2470.240.2290.2250.2370.240.2590.261
Percentage of DebtInstrumentPercentageOfOutstandingBalance160.091.2102.069.10.0302.6152.10.0158.51620.0369.2374.60.03471.4189.61035.3274.0542.191.3123.7180.6213.3443.9117.9346.34940.00.0131.6126.4174.3189.0431.7196.2

us-gaap:SeniorNotes



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value0.9220.8910.8970.8080.880.7840.7550.7640.6520.7130.5820.5860.6310.570.550.5780.4960.5170.4050.4270.4470.4750.4990.3210.3650.3540.1730.1730.1810.1830.197
Percentage of DebtInstrumentPercentageOfOutstandingBalance3073.31563.21758.8997.50.02063.21034.20.0693.67130.0895.4930.20.08142.9572.93400.0679.51360.5206.6280.9413.9572.31217.1205.87300.00.099.497.2133.1144.1328.3

are:DeferredCostsLeasingAndFinanceNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value26927025224724123923823222622120820120219519119119223422221019920119919319219217916415916015215114313589
Percentage of DeferredCostsLeasingAndFinanceNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

are:DeferredRentLiability



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value32222292828282727292734343626272727263635343027
Percentage of DeferredRentLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

are:DirectFinancingLeaseUnearnedIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value219220221221222222
Percentage of DirectFinancingLeaseUnearnedIncome100.0100.0100.0100.0100.0100.0

are:DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsAccumulatedOtherComprehensiveIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value-10-1000001
Percentage of DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsAccumulatedOtherComprehensiveIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0

are:DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsAreaofRealEstate



Period End2020-03-312019-12-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value0000001
Percentage of DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsAreaofRealEstate100.0100.0100.0100.0100.0100.0100.0

are:DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value575953524731354131
Percentage of DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0

are:DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsLiabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value222112111
Percentage of DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0

are:DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsNetAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value575752514529343928
Percentage of DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsNetAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0

are:GroundAndOperatingLeaseObligationDue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value738699702653657590
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are:ImprovementsOthers

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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value13291277125011541061976906880780
Percentage of ImprovementsOthers100.0100.0100.0100.0100.0100.0100.0100.0100.0

are:LongtermDebtPercentageBearingFixedInterestAmountNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value70846393639458425843532753275329443947394251423442153978374237033485
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us-gaap:LineOfCredit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value000001002500505000002000150
Percentage of LongtermDebtPercentageBearingFixedInterestAmountNet0.00.00.00.00.01.94.70.01.11.10.00.00.00.05.30.04.3

us-gaap:SecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value347349351354356587439491444745902886868853419382359
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us-gaap:SeniorNotes



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value67366044604251405139429242904289339633952801280027992378237723762031
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are:LongtermDebtPercentageBearingVariableInterestAmountNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value221384343514015135628477125565540215185586412605
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us-gaap:LineOfCredit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value22138434351401081630440031430002821672149
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us-gaap:SecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value000004319328433125251240215157370340456
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are:NumberOfRealEstatePropertiesAcquired



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value11.047.011.03.010.03.02.011.011.0
Percentage of NumberOfRealEstatePropertiesAcquired100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementGeographical

are:GreaterBoston



Period End2020-03-312019-12-312019-06-302019-03-312018-06-30
Value1.012.01.00.01.0
Percentage of NumberOfRealEstatePropertiesAcquired9.125.533.30.09.1

are:Othermarkets



Period End2020-03-312019-12-312019-09-302019-03-312018-09-302018-06-302018-03-31
Value3.07.03.04.01.01.01.0
Percentage of NumberOfRealEstatePropertiesAcquired27.314.927.340.050.09.19.1

are:SanDiego



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-03-31
Value2.016.03.01.02.02.04.0
Percentage of NumberOfRealEstatePropertiesAcquired18.234.027.333.320.066.736.4

are:SanFrancisco



Period End2020-03-312019-12-312019-09-302019-03-312018-03-31
Value5.08.02.04.06.0
Percentage of NumberOfRealEstatePropertiesAcquired45.517.018.240.054.5

are:PrepaidRentAndTenantSecurityDeposits



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value28827524923824625023724825224824024123923121820521321120920220419318814310379
Percentage of PrepaidRentAndTenantSecurityDeposits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

are:RealEstateCorporateOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value169174191155112817156423227222019180
Percentage of RealEstateCorporateOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

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

are:SeniorNotesFairValueDisclosure

us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure, us-gaap:FairValueMeasurementsNonrecurring



Period End2020-03-312019-12-31
Value69496571
Percentage of SeniorNotesFairValueDisclosure100.0100.0

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312012-12-312011-12-312010-12-31
Value13521320124111571171981907849783763740734782731605593628589586531645489504434981058671
Percentage of AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsPayableAndOtherAccruedLiabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value24219820314916749144539437034933832739136626928226623914312615612798
Percentage of AccountsPayableAndOtherAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsReceivableNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-31
Value1410109991181110989999910109101010101098798106876753
Percentage of AccountsReceivableNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-31
Value93368874774375817518728668016387611758245287505948554672364936933529355833563371338334613523354235603572357835963075308630943053302230283025256825661977
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value15141414910131067774333557889791010
Percentage of AssetRetirementObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BelowMarketLeaseNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value197194149154162134128123858892908759222324262728298
Percentage of BelowMarketLeaseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Range, us-gaap:StatementScenario

us-gaap:CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments

srt:Maximum, us-gaap:ScenarioForecast



Period End2066-12-31
Value230
Percentage of CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments100.0

srt:Minimum, us-gaap:ScenarioForecast



Period End2066-12-31
Value200
Percentage of CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments87.0

us-gaap:Maximum, us-gaap:ScenarioForecast



Period End2066-12-31
Value230
Percentage of CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments100.0

us-gaap:Minimum, us-gaap:ScenarioForecast



Period End2066-12-31
Value170
Percentage of CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments73.9

us-gaap:SubsequentEventType

us-gaap:CapitalLeasesNetInvestmentInDirectFinancingLeases

us-gaap:SubsequentEvent



Period End2020-01-01
Value37
Percentage of CapitalLeasesNetInvestmentInDirectFinancingLeases100.0

us-gaap:DebtInstrumentCarryingAmount



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value7331679667576379586754985705563552244779482847884444417543614151411930622872296131853182303329992790
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentInterestRateEffectivePercentage



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-03-312013-12-312013-09-302012-09-302012-06-30
Value0.04010.03910.03930.04050.04090.03990.03960.04010.03770.03870.03760.03750.03840.03510.03490.03520.03390.03330.02970.03070.02660.03760.03910.04010.0401
Percentage of DebtInstrumentInterestRateEffectivePercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument, us-gaap:RelatedPartyTransactionsByRelatedParty, dei:LegalEntity

are:Secureddebtmaturingon31025, us-gaap:EquityMethodInvestee, are:A1655and1715ThirdStreet



Period End2020-03-31
Value0.0481
Percentage of DebtInstrumentInterestRateEffectivePercentage120.0

are:Secureddebtmaturingon31623, us-gaap:EquityMethodInvestee, are:A704QuinceOrchardRoad



Period End2020-03-312019-12-312019-09-302019-06-30
Value0.0290.03940.04230.0459
Percentage of DebtInstrumentInterestRateEffectivePercentage72.3100.8107.6113.3

us-gaap:LongtermDebtType

are:A3.45unsecuredseniornotespayableduein2025



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value0.03620.03620.03620.03620.03620.03620.03620.03620.03630.0356
Percentage of DebtInstrumentInterestRateEffectivePercentage90.392.692.189.488.590.791.490.396.392.0

are:A3.95UnsecuredSeniorNotesPayable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value0.04130.04130.04130.04130.04130.04130.04130.04130.04140.04140.04140.04140.04140.04110.04110.04
Percentage of DebtInstrumentInterestRateEffectivePercentage103.0105.6105.1102.0101.0103.5104.3103.0109.8107.0110.1110.4107.8117.1117.8113.6

are:A3.95UnsecuredSeniorNotesPayableDuein2028



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.04070.04070.04070.04070.04070.04070.04070.04070.04090.04080.04090.04090.041
Percentage of DebtInstrumentInterestRateEffectivePercentage101.5104.1103.6100.599.5102.0102.8101.5108.5105.4108.8109.1106.8

are:A4.30UnsecuredSeniorNotesPayable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value0.0450.0450.0450.0450.0450.0450.0450.0450.04510.04520.04520.04520.04520.04460.04460.04460.04460.0435
Percentage of DebtInstrumentInterestRateEffectivePercentage112.2115.1114.5111.1110.0112.8113.6112.2119.6116.8120.2120.5117.7127.1127.8126.7131.6130.6

are:A4.90UnsecuredSeniorNotesPayable



Period End2020-03-31
Value0.0505
Percentage of DebtInstrumentInterestRateEffectivePercentage125.9

are:SecuredDebtMaturingonJanuary2023



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value0.0490.0490.0490.0490.0490.04910.0490.0490.0490.04970.05030.04980.04930.05020.04990.04930.04920.04660.04660.04660.04660.04660.04660.04660.0466
Percentage of DebtInstrumentInterestRateEffectivePercentage122.2125.3124.7121.0119.8123.1123.7122.2130.0128.4133.8132.8128.4143.0143.0140.1145.1139.9156.9151.80.00.00.00.0175.2

are:SecuredNotesPayableMaturingFebruary62024



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value0.0340.0340.0340.0340.0340.0340.0340.0340.03390.03390.0340.03390.03360.0338
Percentage of DebtInstrumentInterestRateEffectivePercentage84.887.086.584.083.185.285.984.889.987.690.490.487.596.3

are:SecuredNotesPayableMaturingJuly12036



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value0.0650.0650.0650.0650.0650.0650.0650.0650.06670.06670.06780.06740.06660.06730.06760.06720.06640.065
Percentage of DebtInstrumentInterestRateEffectivePercentage162.1166.2165.4160.5158.9162.9164.1162.1176.9172.4180.3179.7173.4191.7193.7190.9195.9195.2

are:SecuredNotesPayableMaturingMarch102023



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value0.03190.03190.03190.03190.03190.03190.03190.03190.03190.03190.0320.03190.03190.03180.03180.03330.03180.031
Percentage of DebtInstrumentInterestRateEffectivePercentage79.681.681.278.878.079.980.679.684.682.485.185.183.190.691.194.693.893.1

are:UnsecuredSeniorNotesDueinJuly2029



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value0.0460.0460.0460.0460.0460.0460.0460.0460.04610.04620.04620.04620.04620.04580.04580.04580.04580.04510.04510.04510.04510.04510.0451
Percentage of DebtInstrumentInterestRateEffectivePercentage114.7117.6117.0113.6112.5115.3116.2114.7122.3119.4122.9123.2120.3130.5131.2130.1135.1135.4151.9146.90.00.00.0

are:UnsecuredSeniorNotesDueinJune2023



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value0.04040.04040.04040.04040.04040.04040.04040.04040.04040.04040.04040.04040.04040.04020.04020.04020.04020.03940.03940.03940.03940.03940.0394
Percentage of DebtInstrumentInterestRateEffectivePercentage100.7103.3102.899.898.8101.3102.0100.7107.2104.4107.4107.7105.2114.5115.2114.2118.6118.3132.7128.30.00.00.0

us-gaap:LineOfCredit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value0.02120.02890.03140.03530.00.03070.02790.00.02530.02050.020.02220.00.01770.01520.01570.01770.01620.01190.01220.01220.01270.01250.01250.01250.01270.01280.01390.0140.01410.01460.0151
Percentage of DebtInstrumentInterestRateEffectivePercentage52.973.979.987.20.076.970.50.067.153.053.259.20.050.443.644.652.248.640.139.70.00.00.00.047.033.832.70.00.00.036.437.7

us-gaap:SecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312016-01-312015-12-312015-10-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value0.03570.03570.03580.03580.03580.04220.04420.04280.04080.04040.0380.03620.03640.03430.03340.03460.0390.04360.03840.05730.04230.04250.0430.04590.04670.04830.04980.05450.05470.05480.05560.05650.05760.0577
Percentage of DebtInstrumentInterestRateEffectivePercentage89.091.391.188.487.5105.8111.6106.7108.2104.4101.196.594.897.795.798.3115.00.0115.30.0142.4138.40.00.00.00.0187.2144.9139.90.00.00.0143.6143.9

us-gaap:SeniorNotes



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-30
Value0.0410.03990.03990.04160.04160.04150.04150.04150.04060.04050.04160.04160.04160.04140.04140.04120.04140.04040.03980.03980.03980.03980.03980.04290.04290.0429
Percentage of DebtInstrumentInterestRateEffectivePercentage102.2102.0101.5102.7101.7104.0104.8103.5107.7104.7110.6110.9108.3117.9118.6117.0122.1121.3134.0129.60.00.00.00.0161.3109.7

us-gaap:UnsecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value0.04040.03930.03950.04080.04130.03960.0390.03960.03720.03840.03750.03780.03910.03750.03520.03540.03260.0320.02690.02790.02930.02940.03110.0263
Percentage of DebtInstrumentInterestRateEffectivePercentage100.7100.5100.5100.7101.099.298.598.898.799.299.7100.8101.8106.8100.9100.696.296.190.690.90.00.00.00.0

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-26-18-19-23-23-20-21-21-13-14-11-12-14-11-32-34
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongtermDebtType

are:A2.75UnsecuredSeniorNotesPayableDue2029



Period End2020-03-312019-12-312019-09-30
Value-3-4-4
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet14.921.621.5

are:A3.375UnsecuredSeniorNotesPayable



Period End2020-03-312019-12-312019-09-30
Value-7-7-7
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet27.539.739.4

are:A3.45unsecuredseniornotespayableduein2025



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-4-4-4-5-5-5-5-5-6-4
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet16.624.625.021.622.327.427.127.945.027.5

are:A3.80UnsecuredSeniorNotesPayable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value-2-3-3-3-3
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet11.016.216.414.114.5

are:A3.95UnsecuredSeniorNotesPayable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-3-3-3-3-3-4-4-4-4-4-4-4-4-4-5-5
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet12.818.718.816.116.520.019.620.132.130.739.636.634.244.016.015.0

are:A3.95UnsecuredSeniorNotesPayableDuein2028



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-3-3-3-3-3-3-3-4-4-4-4-4-4
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
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Period End2020-03-312019-12-312019-09-30
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
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Period End2020-03-31
Value-8
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
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are:SecuredNotesPayableMaturingFebruary62024



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value2222202019192019181514141211109887
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1213131415161689101112131415910424245363115
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value26311122121285181037537538317
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value22452057187214691296146015181253955
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value373939393939
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-31
Value12912611511411011010198939283817876666764626161585857575554545243413938363635313121
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value0.5010.5010.5010.5010.5010.5010.5010.5010.641
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Period End2020-03-31
Value0.51
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Period End2020-03-31
Value0.448
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Period End2020-04-27
Value0.5
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Period End2020-01-31
Value0.51
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Period End2020-03-312019-12-312019-09-302019-06-30
Value0.490.490.4830.49
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Period End2020-03-312019-12-312019-09-302018-12-31
Value287318213184
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Period End2020-03-312019-12-312019-09-302018-12-31
Value287318213184
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Period End2020-03-312019-12-312019-09-302018-12-31
Value287318213184
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Period End2020-03-312019-12-312019-09-302018-12-31
Value451433393317
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value1123114099010571000892957790523
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value738738737734688652621572473
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Period End2020-03-312019-12-312019-09-302018-12-31
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Period End2020-03-312019-12-312019-09-302018-12-31
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Period End2020-03-312019-12-312019-09-302018-12-31
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Period End2020-03-312019-12-312019-09-302018-12-31
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Period End2020-03-31
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Period End2020-03-31
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Period End2020-03-31
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Period End2020-03-31
Value137
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Period End2020-03-312019-12-312019-09-302018-12-31
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Period End2020-03-312019-12-312019-09-302018-12-31
Value261277268286
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Period End2020-01-012019-12-31
Value3739
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value19118213221418198629296
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
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Period End2020-04-27
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Period End2020-03-312019-12-312019-09-30
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
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Period End2020-03-31
Value700
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
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are:UnsecuredSeniorNotesDueinJune2023



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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-09-302012-06-30
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us-gaap:SecuredDebt



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us-gaap:UnsecuredDebt



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us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302012-03-31
Value10541217604604604356384507507983
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us-gaap:LongtermDebtType

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Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value650650000
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Period End2020-03-31
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-31
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
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us-gaap:LineOfCredit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
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us-gaap:SecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value18318310410410466107107107108555333321111233233233233
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us-gaap:UnsecuredDebt



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Value8711034500500500350378400400
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive82.684.982.782.782.798.198.278.878.8

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302012-03-31
Value6046047557557510510683898174
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us-gaap:LongtermDebtType

are:A4.90UnsecuredSeniorNotesPayable



Period End2020-03-31
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are:SecuredDebtMaturingonJanuary2023



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value26261111111111111111
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are:SecuredNotesPayableMaturingFebruary62024



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-31
Value3333333
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour0.60.649.30.60.60.60.6

are:SecuredNotesPayableMaturingJuly12036



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value30000.030000.028000.028000.028000.025000.024000.023000.023000.023000.023000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour0.00.00.40.00.00.00.00.00.00.00.0

are:SecuredNotesPayableMaturingMarch102023



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value7474111111111
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value50050000000000000000
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us-gaap:LineOfCredit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value00000000722991510000000000
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us-gaap:SecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
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us-gaap:UnsecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-30
Value5005000550550400400400672
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour82.782.70.098.798.778.378.358.574.8

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302012-03-31
Value7766663476044305
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongtermDebtType

are:A4.90UnsecuredSeniorNotesPayable



Period End2020-03-31
Value0.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree0.0

are:SecuredDebtMaturingonJanuary2023



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value111111111111111111
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree26.926.926.826.826.80.30.234.334.30.00.00.00.00.00.00.00.00.0

are:SecuredNotesPayableMaturingFebruary62024



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-31
Value3333333
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree49.349.349.249.249.20.50.4

are:SecuredNotesPayableMaturingJuly12036



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value28000.028000.026000.026000.026000.023000.024000.022000.022000.022000.022000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree0.40.40.40.40.40.00.00.50.50.00.0

are:SecuredNotesPayableMaturingMarch102023



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value11111111111
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree23.423.423.623.623.60.20.223.223.20.00.0

us-gaap:SecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value77666434360444523122721418525925324823356554729305305305305
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us-gaap:UnsecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-30
Value0000020040000
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree0.00.00.00.00.031.552.60.00.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302012-03-31
Value666406406219728928052
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongtermDebtType

are:A4.90UnsecuredSeniorNotesPayable



Period End2020-03-31
Value0.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo0.0

are:SecuredDebtMaturingonJanuary2023



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value111111111111111111
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo26.826.826.90.40.40.721.70.50.50.00.00.00.00.00.00.00.00.0

are:SecuredNotesPayableMaturingFebruary62024



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-31
Value3333322
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo49.249.248.90.80.81.236.7

are:SecuredNotesPayableMaturingJuly12036



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value26000.026000.025000.025000.025000.022000.022000.020000.020000.020000.020000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo0.40.40.40.00.00.00.30.00.00.00.0

are:SecuredNotesPayableMaturingMarch102023



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value11111110000
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo23.623.623.90.40.40.514.70.00.00.00.0

us-gaap:SecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value6666621972892802672433103102622616161605830530530530552525252
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0100.0100.01.61.6100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0100.00.0

us-gaap:UnsecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-30
Value0004004000000
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo0.00.00.098.498.40.00.00.00.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-30
Value46134221501
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongtermDebtType

are:A4.90UnsecuredSeniorNotesPayable



Period End2020-03-31
Value0.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear0.0

are:SecuredDebtMaturingonJanuary2023



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312014-09-302014-06-302014-03-31
Value1100111001000
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear26.925.326.826.826.942.20.745.849.70.00.00.00.0

are:SecuredNotesPayableMaturingFebruary62024



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-31
Value2301200
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear48.750.049.348.648.60.00.0

are:SecuredNotesPayableMaturingJuly12036



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-31
Value25000.025000.00.023000.023000.020000.021000.00.09000.019000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear0.50.40.00.70.50.80.00.00.50.0

are:SecuredNotesPayableMaturingMarch102023



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-31
Value1100100000
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear23.924.423.823.924.10.00.00.00.00.0

us-gaap:SecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value461342215011762453211202533362
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NetInvestmentInLeaseAllowanceForCreditLoss



Period End2020-03-312020-01-012019-12-31
Value220
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us-gaap:NotesPayableFairValueDisclosure

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Period End2020-03-312019-12-31
Value373363
Percentage of NotesPayableFairValueDisclosure100.0100.0

us-gaap:NotesReceivableNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value1000000000000066161620
Percentage of NotesReceivableNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementGeographical

us-gaap:NumberOfRealEstateProperties

country:CA



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312014-12-312013-12-31
Value3.03.03.03.03.03.03.03.03.03.05.05.0
Percentage of NumberOfRealEstateProperties100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

country:CN



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312014-12-312013-12-31
Value1.01.01.01.01.01.01.01.01.01.02.02.0
Percentage of NumberOfRealEstateProperties33.333.333.333.333.333.333.333.333.333.340.040.0

srt:NorthAmerica



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value302.0291.0269.0257.0250.0
Percentage of NumberOfRealEstateProperties10066.79700.08966.78566.78333.3

us-gaap:OperatingLeaseLiability



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-012018-12-31
Value2932712702432442180
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.00.0

us-gaap:OtherAccountsPayableAndAccruedLiabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value648662715163534441413336303347298174787413021101268
Percentage of OtherAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-31
Value9838937776946533703683332912282132052062012061041301211381311331141171051451341591201359094938682200157135126
Percentage of OtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityPrimaryBeneficiary



Period End2020-03-312019-12-31
Value328280
Percentage of OtherAssets33.431.4

us-gaap:OtherAssetsMiscellaneous



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value31321515191919211715111214111414201921
Percentage of OtherAssetsMiscellaneous100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidatedEntities

us-gaap:OtherLiabilities

us-gaap:VariableInterestEntityPrimaryBeneficiary



Period End2020-03-312019-12-31
Value150149
Percentage of OtherLiabilities100.0100.0

us-gaap:PrepaidExpenseCurrentAndNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value29111515231317132010117149137101718
Percentage of PrepaidExpenseCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementGeographical

us-gaap:RealEstateInvestmentPropertyAccumulatedDepreciation

srt:NorthAmerica



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value283627042596248423712263216620661875
Percentage of RealEstateInvestmentPropertyAccumulatedDepreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementGeographical

us-gaap:RealEstateInvestmentPropertyAtCost

srt:NorthAmerica



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value186391751816185153261475014148137251322712144
Percentage of RealEstateInvestmentPropertyAtCost100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RealEstateInvestmentPropertyNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value1583214844136181287212410119131158711190106711029810046981994709077793977747741762976547442738872267197703069306776661364536375642463006208611360085444
Percentage of RealEstateInvestmentPropertyNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityPrimaryBeneficiary



Period End2020-03-312019-12-31
Value31552678
Percentage of RealEstateInvestmentPropertyNet19.918.0

us-gaap:StatementGeographical

srt:Asia



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value293029303029282929
Percentage of RealEstateInvestmentPropertyNet0.20.20.20.20.20.20.20.30.3

srt:NorthAmerica



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value158021481313589128421237911884115591116110268
Percentage of RealEstateInvestmentPropertyNet99.899.899.899.899.899.899.899.799.7

us-gaap:StatementGeographical

us-gaap:RentalProperties

srt:NorthAmerica



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value162031527814181136431327212588121441188211092
Percentage of RentalProperties100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-31
Value4353423954372934372227201816161314283644562624243027303030394441392327302847
Percentage of RestrictedCashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

are:Fundsheldinescrowrelatedtoconstructionprojectsandinvestingactivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value112311122510516174
Percentage of RestrictedCashAndCashEquivalentsAtCarryingValue26.943.927.430.746.227.817.047.545.719.9

are:Fundsheldintrustunderthetermsofcertainsecurednotespayable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value26242523252220141512
Percentage of RestrictedCashAndCashEquivalentsAtCarryingValue61.345.960.658.946.659.870.241.341.753.9

are:Otherrestrictedcash



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value5554343345
Percentage of RestrictedCashAndCashEquivalentsAtCarryingValue11.810.212.010.47.212.412.811.112.726.1

us-gaap:ForwardContractIndexedToIssuersEquityType, us-gaap:SubsequentEventType

us-gaap:SaleOfStockPricePerShare

are:Forwardcontract2, us-gaap:SubsequentEvent



Period End2020-01-06
Value155.0
Percentage of SaleOfStockPricePerShare100.0

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value260260260261261262
Percentage of SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived100.0100.0100.0100.0100.0100.0

us-gaap:SecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-31
Value3473493513543566306327767757711153112710831011789722816818773771760652636615597708708711730716719719721724760787790937
Percentage of SecuredDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-03-312015-12-31
Value3473493513543566306327767757711153112710831011789816809
Percentage of SecuredDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.099.0

us-gaap:SeniorLongTermNotes



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-31
Value6736604460425140513942924290428933963395280128002799237823772376203120461747174717471747174710481048
Percentage of SeniorLongTermNotes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-03-312015-12-31
Value67366044604251405139429242904289339633952801280027992378237720312030
Percentage of SeniorLongTermNotes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.099.2

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value109021015489518400834478837402698967236471589356435435537042834358417342793760382437823895394239743990396439663984348034883501344034233416341429832970236417411580
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value-15-9-11-11-10-10-3-21504322215-318-8493583290-28-16-18-36-40-39-22-24-19-37-23-34-32-7-18-33-878
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.00.00.80.70.40.40.1-0.70.2-0.21.10.92.20.8-0.0-0.7-0.4-0.5-0.9-1.0-1.0-0.7-0.7-0.6-1.1-0.7-1.0-0.9-0.2-0.6-1.4-5.00.5

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value9336887477437581751872866801638761175824528750594855467236493693352935583356337133833461352335423560357235783596307530863094305330223028302525682566197714071402
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest85.687.486.590.390.192.491.991.491.090.089.789.789.387.085.284.884.683.189.288.189.488.989.489.189.290.190.290.388.488.588.488.788.388.688.686.186.483.680.888.7

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value1111111110000000000000000000000000000000
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value15791288116177177754152952852852148648548247537333630730411266676767474747474645444342414141414140
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest14.512.713.09.29.36.97.27.67.98.18.38.68.98.88.77.77.47.10.00.10.11.71.71.71.71.21.21.21.41.31.31.31.31.21.21.41.41.72.42.5

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-312011-12-312011-03-312010-12-31
Value0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0360000.0734000.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312012-12-312011-12-312010-12-31
Value121212101010101010111111111199141414141414141414141615
Percentage of TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityPrimaryBeneficiary



Period End2020-03-312019-12-31
Value22
Percentage of TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests20.019.4

us-gaap:StatementEquityComponents

are:RedeemableNoncontrollingInterests



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-312011-12-31
Value121212101010101010111111111199141414141414141414141416
Percentage of TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

Line plots across dimensions of each concept

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductOrService


us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures us-gaap:RelatedPartyTransactionsByRelatedParty, dei:LegalEntity


us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType