EXR


Line plots across dimensions of each concept
Tables

Table of contents



us-gaap:CommonStockValue

us-gaap:CommonStockSharesIssued
us-gaap:StatementEquityComponents

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesAuthorized

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

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

us-gaap:CostOfRevenue

us-gaap:GeneralAndAdministrativeExpense

us-gaap:InterestExpense

us-gaap:CostsAndExpenses
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:GeneralAndAdministrativeExpense

us-gaap:OperatingIncomeLoss
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:InterestExpense

us-gaap:InterestExpenseDebt

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity

us-gaap:CashAndCashEquivalentsAtCarryingValue
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:LongTermDebt

us-gaap:StockholdersEquity

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:DepreciationDepletionAndAmortization

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:ShareBasedCompensation

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

exr:AmortizationOfDebtDiscountPremiumEquityComponentOfSeniorNotes

exr:AverageSharePricePerShare

exr:EstablishmentOfOperatingLeaseLiability

exr:EstablishmentOfOperatingLeaseRightOfUseAssetsAndLeaseLiabilitiesIncreaseDecreaseInAccountsPayableAndAccruedExpenses

exr:IncomeLossAttributableToNoncontrollingInterestFixedComponent

exr:IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits

exr:IncrementalCommonSharesAttributableToExchangeablePreferredOperatingPartnershipUnits

exr:IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions

exr:InterestExpenseExcludingAmortizationofDebtDiscountPremium

exr:InvestmentsInRealEstateJointVenturesNetOfDistributionsReceived
us-gaap:StatementEquityComponents
exr:MinorityInterestDecreaseFromRedemptionsShares

exr:MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther

exr:NetIncomeLossAttributableToNoncontrollingInterestInOperatingPartnership
us-gaap:NoncashOrPartNoncashAcquisitionsByUniqueDescription
exr:NonCashDecreaseInInvestmentsInUnconsolidatedEntities

exr:NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquired
us-gaap:PreferredUnitsByName
exr:NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn
us-gaap:Range, us-gaap:PreferredUnitsByName

exr:NotesReceivableStatedInterestRate

exr:NumberOfPreferredOperatingPartnershipUnits
us-gaap:PreferredUnitsByName

exr:NumberOfRealEstatePropertiesAcquired

exr:OperatingLeaseRightOfUseAssetAmortizationExpense

exr:PaymentsToAcquireAssetsGross

exr:RealEstateAdditionsPortionNotYetPaid

exr:RealEstatePropertyAcquisitionIncreaseAssetsAcquiredAndLiabilitiesAssumedNet

exr:RealEstatePropertyAssetAcquisitionConsiderationTransferred

exr:RedemptionOfOperatingPartnershipUnitsForCommonStockIncludingAdditionalPaidInCapital

exr:TenantReinsuranceExpense

us-gaap:AmortizationOfDebtDiscountPremium

us-gaap:AmortizationOfFinancingCosts
us-gaap:AwardType
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CommonStockDividendsPerShareCashPaid

us-gaap:ConversionOfStockAmountConverted1

us-gaap:DirectPremiumsEarned

us-gaap:DividendsCommonStock
us-gaap:StatementEquityComponents

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities
us-gaap:DebtInstrument
us-gaap:IncrementalCommonSharesAttributableToConversionOfDebtSecurities

us-gaap:IncrementalCommonSharesAttributableToNonvestedSharesWithForfeitableDividends

us-gaap:InterestExpenseDebtExcludingAmortization

us-gaap:InterestPaidNet

us-gaap:InvestmentIncomeInterest

us-gaap:LeaseIncome

us-gaap:MinorityInterestDecreaseFromRedemptions
us-gaap:StatementEquityComponents

us-gaap:NoncashOrPartNoncashAcquisitionDebtAssumed1

us-gaap:NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax
us-gaap:DerivativeInstrumentRisk
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax
us-gaap:DerivativeInstrumentRisk
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:PartnersCapitalAccountDistributions
us-gaap:StatementEquityComponents

us-gaap:PaymentsOfDividendsMinorityInterest

us-gaap:PaymentsOfFinancingCosts

us-gaap:PaymentsToAcquireEquityMethodInvestments

us-gaap:PaymentsToAcquireFurnitureAndFixtures

us-gaap:PaymentsToAcquireNotesReceivable

us-gaap:PaymentsToAcquireRealEstate

us-gaap:PaymentsToDevelopRealEstateAssets

us-gaap:ProceedsFromIssuanceOfSecuredDebt

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:RepaymentsOfDebt

us-gaap:RepaymentsOfNotesPayable

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
us-gaap:NoncashOrPartNoncashAcquisitionsByUniqueDescription
us-gaap:StockIssued1
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensationGross
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised
us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedDuringPeriodShares
us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedDuringPeriodValue
us-gaap:StatementEquityComponents

us-gaap:UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic

us-gaap:UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted

exr:CashDistributionsInUnconsolidatedRealEstateVentures
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
exr:DebtInstrumentUnamortizedDiscountOfEquityComponent
us-gaap:FairValueByMeasurementBasis
exr:DueFromRelatedPartiesFairValueDisclosure

exr:EquityMethodInvestmentNumberOfProperties
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

exr:InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:PreferredUnitsByName
exr:NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValue
us-gaap:PreferredUnitsByName
exr:NoncontrollingInterestInPreferredOperatingPartnershipUnitsLiquidationValuePerUnit

exr:NoncontrollingInterestOperatingPartnershipUnitsRedeemedForCommonStock

exr:NoteReceivableReductionOfNoncontrollingInterests
us-gaap:StatementEquityComponents
us-gaap:Ownership, us-gaap:InvestmentType
exr:NumberOfOperatingStoresOwned
us-gaap:OtherCommitments
exr:NumberOfRealEstatePropertiesToBeAcquired
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
exr:UnconsolidatedJointVenturesExcessProfitParticipationPercentage

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent

us-gaap:ConvertibleDebt
us-gaap:FairValueByMeasurementBasis
us-gaap:ConvertibleDebtFairValueDisclosures
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DeferredFinanceCostsNet

us-gaap:DueFromRelatedPartiesNoncurrent
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:EquityMethodInvestmentOwnershipPercentage
us-gaap:BalanceSheetLocation
us-gaap:InterestRateCashFlowHedgeAssetAtFairValue
us-gaap:BalanceSheetLocation
us-gaap:InterestRateCashFlowHedgeLiabilityAtFairValue
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:LineOfCredit

us-gaap:MinorityInterestInOperatingPartnerships

us-gaap:MinorityInterestInPreferredUnitHolders
us-gaap:Ownership
us-gaap:MinorityInterestOwnershipPercentageByNoncontrollingOwners
us-gaap:Ownership, us-gaap:Range

us-gaap:NotesPayable
us-gaap:FairValueByMeasurementBasis
us-gaap:NotesPayableFairValueDisclosure

us-gaap:OperatingLeaseLiability

us-gaap:OtherAssets
us-gaap:OtherCommitments
us-gaap:OtherCommitment

us-gaap:OtherLiabilities
us-gaap:PreferredUnitsByName
us-gaap:PreferredUnitsOutstanding

us-gaap:RealEstateInvestmentPropertyNet

us-gaap:RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures

us-gaap:RestrictedCashAndCashEquivalents

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 ▄▄▄▄▄▄▄▄▄▄▄▄▄1111111111111
us-gaap:CommonStockSharesIssued ███▆▄▄▃▃▃▃▃▁▁129129129128127127126126126126126125125
 us-gaap:CommonStockSharesIssued us-gaap:StatementEquityComponents us-gaap:CommonStock▁▁▁▁▁▁▁▁▁██▁▁129129129128127127126126126126007126007125125
us-gaap:CommonStockSharesOutstanding ███▆▄▄▃▃▃▃▃▁▁129129129128127127126126126126126125125
us-gaap:CommonStockSharesAuthorized ▄▄▄▄▄▄▄▄▄▄▄▄▄500500500500500500500500500500500500500
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding 137NA137135134NA134132132NA133132132
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic 129NA128127127NA126125125NA125125125
us-gaap:EarningsPerShareBasic ▂▂▂▂▂▂▄▂▁█▂▁▁0.840.870.840.820.740.81.030.750.71.710.740.690.65
us-gaap:EarningsPerShareDiluted ▂▂▂▂▂▂▄▂▁█▂▁▁0.830.860.830.810.740.81.020.750.71.690.740.690.64
  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:RevenueFromContractWithCustomerExcludingAssessedTax ▁█▁▁▁▇▁▁▁▇▇▇▆12335131210307101010281284276263
us-gaap:Revenues ███▇▆▅▅▄▃▃▃▂▁332335337323311307306296285281284276263
 us-gaap:Revenues us-gaap:ConsolidationItems us-gaap:OperatingSegments▇██▆▅▄▄▃▁▁▁320321324311300296296286274271274NANA
 us-gaap:Revenues us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,exr:SelfStorageOperations▇██▆▅▄▄▃▁▁▁286288290279271266266258247246248NANA
us-gaap:CostOfRevenue █▇▇▅▄▃▃▃▃▁▂▁▁90878880787273737267706766
us-gaap:GeneralAndAdministrativeExpense █▄▇█▇▁▂▅▅▁▂▅▁23202223221819212118192118
us-gaap:InterestExpense 44NA4647474845434040393735
us-gaap:CostsAndExpenses █▇█▆▆▃▄▄▃▁▂▁▁175171174165163150153152151140144139138
 us-gaap:CostsAndExpenses us-gaap:ConsolidationItems us-gaap:OperatingSegments███▆▅▃▄▃▃▂▃▁▁96959687857981787872767170
 us-gaap:CostsAndExpenses us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,exr:SelfStorageOperations█▇▇▅▄▃▃▃▃▁▂▁▁90878880787273737267706766
us-gaap:GeneralAndAdministrativeExpense █▄▇█▇▁▂▅▅▁▂▅▁23202223221819212118192118
us-gaap:OperatingIncomeLoss ▇██▇▅▇▆▄▃▄▄▃▁157164162159148156153144133141139136124
 us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems us-gaap:OperatingSegments▇██▇▆▆▆▅▃▃▃▃▁223226228223215217215208196198197194183
 us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,exr:SelfStorageOperations▇██▇▆▇▆▅▃▄▄▃▁196200202198192194193185175178178173164
 us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,exr:TenantReinsurance█▇▇▆▄▄▄▅▄▃▂▃▁26252524222222232120192018
us-gaap:InterestExpense 44NA4647474845434040393735
us-gaap:InterestExpenseDebt ▁▁▁▁▁▁▁▁▁████5555555556666
us-gaap:IncomeTaxExpenseBenefit ▆▆█▆▆▇▆▆▆▁▇▆▇224213221-5323
us-gaap:IncomeTaxesPaidNet ▂█▅█▂▂▁▄▂042400-110NANANANA
us-gaap:ProfitLoss ▂▃▂▂▂▂▄▂▁█▂▁▁116120115112102109139102952291019489
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings108NA108104941011309588215938782
us-gaap:ComprehensiveIncomeNetOfTax ▁▄▃▂▃▂▅▄▄█▃▃▃2312692657167135102110231948188
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▁▄▄▂▃▃▅▄▄█▄▃▄38756697814767
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▁▄▃▂▃▃▅▄▄█▃▃▃26135997178731451101182451018796
us-gaap:NetIncomeLoss ▂▃▂▂▂▂▄▂▁█▂▁▁108112108104941011309588215938782
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic ▂▃▂▂▂▂▄▂▁█▂▁▁108112107104941011309488215938682
us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted ▂▃▂▂▂▂▄▂▁█▂▁▁113118113110991061369992229989184
  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 ██▇▇▆▅▅▄▃▃▁▁▁8549853283188390813278477798772174707455708670377034
us-gaap:Liabilities █▇▆▇▆▄▄▄▃▂▁▁▁5774561054105561535850625028500647534731451344584448
us-gaap:LiabilitiesAndStockholdersEquity ██▇▇▆▅▅▄▃▃▁▁▁8549853283188390813278477798772174707455708670377034
us-gaap:StockholdersEquity ▅██▆▅▅▅▄▄▄▁▁▁2398253925222442238424132395234123432350221522212236
  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 █▅▅▃▂▄▃▃▂▄▅▁▁93656247385745493555633129
  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
  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 us-gaap:DebtInstrument,us-gaap:LongtermDebtType exr:ExchangeableSeniorNotesThreePointOneTwoFivePercentDueTwoThousandAndThirtyFive,us-gaap:SeniorNotes█▆▅▃▃▁571569567565564562NANANANANANANA
  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 ▅██▆▅▅▅▄▄▄▁▁▁2398253925222442238424132395234123432350221522212236
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest ▅██▆▅▅▅▄▄▄▁▁▁2774292129072828277327852770271527162723257325782585
 us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents us-gaap:AdditionalPaidInCapital███▅▃▃▂▁▁▁▁▁▁2872286828612756264826402581255425502569256725692567
us-gaap:CommonStockValue ▄▄▄▄▄▄▄▄▄▄▄▄▄1111111111111
us-gaap:AdditionalPaidInCapitalCommonStock ███▅▃▃▂▁▁▁▁▁▁2872286828612756264826402581255425502569256725692567
us-gaap:RetainedEarningsAccumulatedDeficit ▂▅▅▆▇▇█▇▇█▁▁▂-362264000.0-301049000.0-296752000.0-288399000.0-277655000.0-262902000.0-255065000.0-276688000.0-263355000.0-253284000.0-370959000.0-366437000.0-355187000.0
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▁▄▄▄▆▇██▇▇▆▆▆-113-28-43-27113468625533171722
  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 █▅▇█▆▄█▆▆▄▅▆▁189163181194169148189168171147160175113
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅▁█▃▂▄▅▃▆▁▆▅▆-60-26584-193-246-126-87-198-30-281-38-480
us-gaap:NetCashProvidedByUsedInFinancingActivities ▄█▁▆▇▅▄▇▃█▄▃▃-101106-254851-15-10345-172126-89-124-127
  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 █▅▇█▆▄█▆▆▄▅▆▁189163181194169148189168171147160175113
us-gaap:NetIncomeLoss ▂▃▂▂▂▂▄▂▁█▂▁▁108112108104941011309588215938782
us-gaap:ProfitLoss ▂▃▂▂▂▂▄▂▁█▂▁▁116120115112102109139102952291019489
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings108NA108104941011309588215938782
us-gaap:DepreciationDepletionAndAmortization ▇▇█▇▇▆▅▄▄▃▂▁▃55545654545352515149484649
  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 ▅▁█▃▂▄▅▃▆▁▆▅▆-60-26584-193-246-126-87-198-30-281-38-480
  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 ▄█▁▆▇▅▄▇▃█▄▃▃-101106-254851-15-10345-172126-89-124-127
us-gaap:PaymentsOfDividendsCommonStock ███▇▅▅▅▅▁▁▁▁▁1171161161151091091081089898989898
us-gaap:PaymentsForRepurchaseOfCommonStock 52NANANA0NANANANANANANANA
  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

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value111111111111111111111111111111110000000
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Par Or Stated Value Per Share

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value12912912912812712712612612612612612512512512512512512412312211611611611611511511111111011010410495949494888786
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-312007-12-31
Value1291291291281271271261261261260071260071251251251251251251241231221161161161161151151111111101101041049594949487868565
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100000.0100000.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value12912912912812712712612612612612612512512512512512512412312211611611611611511511111111011010410495949494888786
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Authorized

us-gaap:CommonStockSharesAuthorized



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value500500500500500500500500500500500500500500500500500500500500500500500500300300300300300300300300300300300300300300300
Percentage of CommonStockSharesAuthorized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value13713713513413413213213313213213313213113012412212112112111711511410810699989692929291
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value12912812712712612512512512512512512412412211611611511511511111111010410294949188878786
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.840.870.840.820.740.81.030.750.71.710.740.690.650.650.940.660.660.070.580.470.460.390.470.360.320.680.260.310.280.330.370.220.210.170.160.120.090.10.090.070.04
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.830.860.830.810.740.81.020.750.71.690.740.690.640.650.930.660.660.070.580.470.460.390.470.360.320.670.260.310.280.330.370.220.210.170.160.120.090.10.090.070.04
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value12335131210307101010281284276263
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenue From Contract With Customer Including Assessed Tax

Revenues

us-gaap:Revenues



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value332335337323311307306296285281284276263
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2739.4100.02596.22627.32899.2100.03033.12920.22702.2100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:OperatingSegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value320321324311300296296286274271274
Percentage of Revenues96.395.996.196.296.696.596.796.696.396.496.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2639.495.92496.22527.32799.296.52933.12820.22602.296.496.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, exr:SelfStorageOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value286288290279271266266258247246248
Percentage of Revenues86.286.086.286.487.086.786.987.086.887.487.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2362.486.02237.82269.92521.986.72635.72539.62346.387.487.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments exr:SelfStorageOperations0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, exr:TenantReinsurance



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value3333333129293028272525
Percentage of Revenues10.19.910.09.89.69.79.89.69.59.09.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax277.09.9258.4257.4277.39.7297.5280.6255.99.09.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments exr:TenantReinsurance0.00.00.00.00.00.00.00.00.00.00.0

Cost Of Revenue

us-gaap:CostOfRevenue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value90878880787273737267706766646262615948484743434243343334302626242223212021
Percentage of CostOfRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax744.026.1681.9656.6733.023.5727.8719.0688.624.024.824.425.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value23202223221819212118192118181920231816161616131415131312121212121211101111
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax189.66.2173.2189.6211.06.0194.7213.0203.26.76.97.97.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Interest Expense

us-gaap:InterestExpense



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value444647474845434040393735353332313020222120202019161817181518161616151617
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 RevenueFromContractWithCustomerExcludingAssessedTax365.5360.8385.2440.715.7453.8426.5387.814.314.013.613.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Costs And Expenses

us-gaap:CostsAndExpenses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value175171174165163150153152151140144139138137134133135185100104979789899184777272706657585852525049484546
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1444.151.01345.11344.61517.549.01515.41496.41434.749.950.850.652.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems

us-gaap:OperatingSegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value96959687857981787872767170
Percentage of CostsAndExpenses55.355.855.153.052.652.553.151.651.751.753.250.950.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax799.128.5740.7713.3797.825.7804.1772.9741.725.827.025.826.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, exr:SelfStorageOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value90878880787273737267706766
Percentage of CostsAndExpenses51.551.350.748.848.347.948.048.148.048.048.848.248.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax744.026.1681.9656.6733.023.5727.8719.0688.624.024.824.425.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments exr:SelfStorageOperations0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, exr:TenantReinsurance



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value6776667555633
Percentage of CostsAndExpenses3.84.54.44.24.34.65.03.63.73.74.32.72.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax55.02.358.856.764.82.276.353.853.11.82.21.41.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments exr:TenantReinsurance0.00.00.00.00.00.00.00.00.00.00.00.00.0

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value23202223221819212118192118181920231816161616131415131312121212121211101111
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax189.66.2173.2189.6211.06.0194.7213.0203.26.76.97.97.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Income Loss

us-gaap:OperatingIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value15716416215914815615314413314113913612412312211093409781756977706057565346434337323431252423232220
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1295.249.01251.11292.51381.751.01517.71423.81267.550.149.249.447.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems

us-gaap:OperatingSegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value223226228223215217215208196198197194183
Percentage of OperatingIncomeLoss142.1137.5140.3140.3144.8138.7140.3143.8146.8141.0141.4142.2148.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1840.367.41755.41814.02001.470.72129.12047.41860.570.669.670.369.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, exr:SelfStorageOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value196200202198192194193185175178178173164
Percentage of OperatingIncomeLoss124.9122.0124.4124.8129.5124.1125.7127.9130.8126.7127.4127.2132.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1618.459.81555.91613.31788.963.21907.91820.61657.763.462.762.962.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments exr:SelfStorageOperations0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, exr:TenantReinsurance



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value26252524222222232120192018
Percentage of OperatingIncomeLoss17.115.516.015.515.414.614.615.916.014.314.015.015.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax221.97.6199.6200.7212.57.5221.2226.8202.87.26.97.47.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments exr:TenantReinsurance0.00.00.00.00.00.00.00.00.00.00.00.00.0

Interest Expense

us-gaap:InterestExpense



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value444647474845434040393735353332313020222120202019161817181518161616151617
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 RevenueFromContractWithCustomerExcludingAssessedTax365.5360.8385.2440.715.7453.8426.5387.814.314.013.613.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Interest And Debt Expense

Interest Expense Debt

us-gaap:InterestExpenseDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value555555555666666666222
Percentage of InterestExpenseDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax47.01.743.746.152.61.855.756.454.62.22.12.22.30.00.00.00.00.00.00.00.0

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value224213221-5323443233222-132222110000111
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.00.831.222.016.91.026.120.612.7-2.01.11.01.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value042400-110
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.01.216.234.7-1.6-0.0-10.213.24.7

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value116120115112102109139102952291019489901279089117860584959464182323733384124221817121010975
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax957.235.8892.3914.9950.735.51380.31010.6903.381.435.634.134.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StatementEquityComponents

exr:CommonOperatingPartnership



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value444445439333443303211
Percentage of ProfitLoss4.24.24.24.14.04.04.04.04.03.93.93.94.53.94.04.13.44.34.33.43.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax40.237.138.639.41.454.840.035.83.31.41.31.30.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax exr:CommonOperatingPartnership0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

exr:NonControllingInterestOther



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-06-302015-03-312014-12-31
Value000000000000000
Percentage of ProfitLoss-0.0-0.0-0.0-0.00.0-0.0-0.0-0.10.00.00.0-0.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.1-0.2-0.10.0-0.0-0.0-0.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax exr:NonControllingInterestOther0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

exr:PreferredOperatingPartnership



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312013-03-312012-03-312011-03-31
Value3333333111
Percentage of ProfitLoss2.72.72.83.12.73.43.65.17.315.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax25.623.825.429.436.834.432.10.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax exr:PreferredOperatingPartnership0.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-31
Value1081081049410113095882159387828211883828715553453731208
Percentage of ProfitLoss93.193.293.092.892.993.492.692.594.292.892.591.791.192.892.292.473.991.790.891.791.290.692.689.881.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax891.4831.4851.1881.933.01288.7936.2835.476.633.031.531.30.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value2312692657167135102110231948188140130655323526147395536342752323519201389
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax192.037.7708.6532.2669.322.01342.41011.51043.482.133.329.433.60.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value387566978147671196535544543232222211
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax29.82.654.747.458.12.094.478.178.15.02.62.52.90.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value2613599717873145110118245101879615114071582758675244614038305535372122151011
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax221.840.3763.3579.6727.424.01436.81089.61121.687.235.831.936.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value108112108104941011309588215938782821188382871555345544137762934313638222015108763
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax891.433.4831.4851.1881.933.01288.7936.2835.476.633.031.531.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1081121071049410113094882159386828211782828715553445441372934313638222016151088763
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax890.033.4830.2849.7880.433.01286.6934.3833.776.532.931.431.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Diluted

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value1131181131109910613699922299891846812486868755856465643383035324023211511886
Percentage of NetIncomeLossAvailableToCommonStockholdersDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax937.535.3874.0895.2925.634.71353.4980.5876.781.334.633.032.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Attributable To Noncontrolling Interest

Assets

us-gaap:Assets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value854985328318839081327847779877217470745570867037703470916742645862916071600248334464440242254208412339773518343232293223301227082523251623742310225322482407
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value577456105410556153585062502850064753473145134458444844954212401538663698361524102557249022922278220020451849184216751678168213971443144213121251130513091461
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets67.565.865.066.365.964.564.564.863.663.563.763.463.263.462.562.261.460.960.249.957.356.654.254.153.451.452.653.751.952.155.951.657.257.355.354.258.058.260.7

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value854985328318839081327847779877217470745570867037703470916742645862916071600248334464440242254208412339773518343232293223301227082523251623742310225322482407
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value239825392522244223842413239523412343235022152221223622442198211421432089210921441732173717391736175017581514153014991491127412551024101810071004890881884
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets28.029.830.329.129.330.830.730.331.431.531.331.631.831.732.632.734.134.435.144.438.839.541.241.342.444.243.044.646.446.342.346.440.640.542.443.539.539.236.7

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312014-01-092013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value936562473857454935556331294318414975111517545474953471261268120635304318537263335424621281081316317
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.10.80.70.60.50.70.60.60.50.70.90.40.40.60.30.60.81.218.63.61.01.11.21.31.10.03.22.36.01.11.01.46.81.51.11.41.51.92.10.00.00.05.50.00.0

Land

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

Deferred Tax Assets Liabilities Net

Long Term Debt

us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:LongTermDebt

exr:ExchangeableSeniorNotesThreePointOneTwoFivePercentDueTwoThousandAndThirtyFive, us-gaap:SeniorNotes



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value571569567565564562
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0
Percentage of Assets6.76.76.86.76.97.2
Percentage of Assets exr:ExchangeableSeniorNotesThreePointOneTwoFivePercentDueTwoThousandAndThirtyFive us-gaap:SeniorNotes0.00.00.00.00.00.0

Minority Interest

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value239825392522244223842413239523412343235022152221223622442198211421432089210921441732173717391736175017581514153014991491127412551024101810071004890881884
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets28.029.830.329.129.330.830.730.331.431.531.331.631.831.732.632.734.134.435.144.438.839.541.241.342.444.243.044.646.446.342.346.440.640.542.443.539.539.236.7

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value277429212907282827732785277027152716272325732578258525962529244324252372238724231907191119331930192319311635158915531545133013101079107310621058947939946946704
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets32.534.235.033.734.135.535.535.236.436.536.336.636.836.637.537.838.639.139.850.142.743.445.845.946.648.646.546.348.147.944.148.442.842.744.745.842.041.839.30.00.0

us-gaap:StatementEquityComponents

exr:CommonOperatingPartnership



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312012-12-312011-12-31
Value200205209210213218213213212213202200201203195193201202197197929290912224
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest7.27.07.27.47.77.87.77.97.87.87.97.87.87.87.77.98.38.58.38.24.84.84.74.71.52.2
Percentage of Assets2.32.42.52.52.62.82.72.82.82.92.92.92.92.92.93.03.23.33.34.12.12.12.12.30.71.0
Percentage of Assets exr:CommonOperatingPartnership0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

exr:NonControllingInterestOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312012-12-312011-12-31
Value0000000000110000000001111
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.10.10.00.00.00.00.00.00.00.10.10.10.10.10.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets exr:NonControllingInterestOther0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

exr:PreferredOperatingPartnership



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value1751751751761761531601601601591473029292929292929292929292930
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest6.36.06.06.26.45.55.85.95.95.95.71.91.91.92.22.32.82.82.82.83.13.23.23.24.3
Percentage of Assets2.12.12.12.12.22.02.12.12.12.12.10.90.90.91.01.11.21.21.21.31.31.31.20.00.0
Percentage of Assets exr:PreferredOperatingPartnership0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312007-12-31
Value-113-28-43-2711346862553317172216-41-53-35-6-20-1-7-13271035-12-14-14-11-8-7-7-6-4-5-1-1
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-4.1-1.0-1.5-1.00.41.22.52.32.01.20.70.70.90.6-1.6-2.2-1.5-0.3-0.9-0.1-0.4-0.10.20.10.40.50.20.3-0.8-0.9-1.1-0.9-0.8-0.7-0.7-0.6-0.5-0.6-0.1-0.2
Percentage of Assets-1.3-0.3-0.5-0.30.10.40.90.80.70.40.30.20.30.2-0.6-0.8-0.6-0.1-0.3-0.0-0.2-0.00.10.00.20.30.10.1-0.4-0.4-0.5-0.4-0.3-0.3-0.3-0.3-0.2-0.3-0.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value2872286828612756264826402581255425502569256725692567256625622510250624312401241619981995198219811976197317661765174217401531152712941290128112781161114811381130848
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest103.598.298.497.595.594.893.294.193.994.399.799.799.398.8101.3102.8103.3102.5100.699.7104.8104.4102.5102.6102.8102.1108.0111.1112.2112.6115.2116.5119.9120.1120.6120.8122.6122.3120.3119.5120.5
Percentage of Assets33.633.634.432.932.633.633.133.134.134.536.236.536.536.238.038.939.840.140.050.044.845.346.947.147.949.650.251.454.054.050.856.451.351.354.055.351.551.147.30.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value11111111111111111111111111111111000000000
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value-362-301-296-288-277-262-255-276-263-253-370-366-355-339-323-343-328-337-273-272-258-257-248-247-235-226-256-241-231-235-243-261-262-264-267-269-266-262-253-253-209
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-13.1-10.3-10.2-10.2-10.0-9.4-9.2-10.2-9.7-9.3-14.4-14.2-13.7-13.1-12.8-14.1-13.6-14.2-11.4-11.2-13.6-13.5-12.8-12.8-12.2-11.7-15.7-15.2-14.9-15.2-18.3-19.9-24.3-24.6-25.2-25.4-28.1-28.0-26.8-26.7-29.8
Percentage of Assets-4.2-3.5-3.6-3.4-3.4-3.3-3.3-3.6-3.5-3.4-5.2-5.2-5.0-4.8-4.8-5.3-5.2-5.6-4.5-5.6-5.8-5.9-5.9-5.9-5.7-5.7-7.3-7.0-7.2-7.3-8.1-9.6-10.4-10.5-11.3-11.6-11.8-11.7-10.50.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value111111111111111111111111111111110000000
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value287228682861275626482640258125542550256925672569256725662562251025062431240124161998199519821981197619731766176517421740153115271294129012811278116111481138
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets33.633.634.432.932.633.633.133.134.134.536.236.536.536.238.038.939.840.140.050.044.845.346.947.147.949.650.251.454.054.050.856.451.351.354.055.351.551.147.3

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value-362264000.0-301049000.0-296752000.0-288399000.0-277655000.0-262902000.0-255065000.0-276688000.0-263355000.0-253284000.0-370959000.0-366437000.0-355187000.0-339257000.0-323472000.0-343444000.0-328801000.0-337566000.0-273015000.0-272130000.0-258728000.0-257738000.0-248179000.0-247871000.0-235009000.0-226002000.0-256640000.0-241391000.0-231369000.0-235064000.0-243546000.0-261288000.0-262874000.0-264086000.0-267122000.0-269173000.0-266588000.0-262508000.0-253875000.0
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-4.2-3.5-3.6-3.4-3.4-3.3-3.3-3.6-3.5-3.4-5.2-5.2-5.0-4.8-4.8-5.3-5.2-5.6-4.5-5.6-5.8-5.9-5.9-5.9-5.7-5.7-7.3-7.0-7.2-7.3-8.1-9.6-10.4-10.5-11.3-11.6-11.8-11.7-10.5

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value-113-28-43-2711346862553317172216-41-53-35-6-20-1-7-13271035-12-14-14-11-8-7-7-6-4-5-1
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-1.3-0.3-0.5-0.30.10.40.90.80.70.40.30.20.30.2-0.6-0.8-0.6-0.1-0.3-0.0-0.2-0.00.10.00.20.30.10.1-0.4-0.4-0.5-0.4-0.3-0.3-0.3-0.3-0.2-0.3-0.0

Minority Interest

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312011-03-312010-03-31
Value189163181194169148189168171147160175113153146144953016
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1559.548.61392.81575.61575.848.41870.41654.21624.352.456.563.743.00.00.00.00.00.00.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312011-03-312010-03-31
Value-60-26584-193-246-126-87-198-30-281-38-480-327-298-147-258-2011
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-499.1-79.0646.6-1570.6-2298.3-41.3-868.9-1949.7-292.7-100.0-13.6-17.7-0.00.00.00.00.00.00.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312011-03-312010-03-31
Value-101106-254851-15-10345-172126-89-124-127199129-5137-13-51
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-836.231.6-1954.266.6481.8-5.1-1026.4443.5-1634.344.7-31.6-45.2-48.50.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312011-03-312010-03-31
Value189163181194169148189168171147160175113153146144953016
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1559.548.61392.81575.61575.848.41870.41654.21624.352.456.563.743.00.00.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value108112108104941011309588215938782821188382871555345544137762934313638222015108763
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax891.433.4831.4851.1881.933.01288.7936.2835.476.633.031.531.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value116120115112102109139102952291019489901279089117860584959464182323733384124221817121010975
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax957.235.8892.3914.9950.735.51380.31010.6903.381.435.634.134.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StatementEquityComponents

exr:CommonOperatingPartnership



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value444445439333443303211
Percentage of ProfitLoss4.24.24.24.14.04.04.04.04.03.93.93.94.53.94.04.13.44.34.33.43.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax40.237.138.639.41.454.840.035.83.31.41.31.30.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax exr:CommonOperatingPartnership0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

exr:NonControllingInterestOther



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-06-302015-03-312014-12-31
Value000000000000000
Percentage of ProfitLoss-0.0-0.0-0.0-0.00.0-0.0-0.0-0.10.00.00.0-0.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.1-0.2-0.10.0-0.0-0.0-0.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax exr:NonControllingInterestOther0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

exr:PreferredOperatingPartnership



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312013-03-312012-03-312011-03-31
Value3333333111
Percentage of ProfitLoss2.72.72.83.12.73.43.65.17.315.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax25.623.825.429.436.834.432.10.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax exr:PreferredOperatingPartnership0.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-31
Value1081081049410113095882159387828211883828715553453731208
Percentage of ProfitLoss93.193.293.092.892.993.492.692.594.292.892.591.791.192.892.292.473.991.790.891.791.290.692.689.881.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax891.4831.4851.1881.933.01288.7936.2835.476.633.031.531.30.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value55545654545352515149484649494643424030313029292828232223191616141413121212
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312011-03-312010-03-31
Value-60-26584-193-246-126-87-198-30-281-38-480-327-298-147-258-2011
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-499.1-79.0646.6-1570.6-2298.3-41.3-868.9-1949.7-292.7-100.0-13.6-17.7-0.00.00.00.00.00.00.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312011-03-312010-03-31
Value-101106-254851-15-10345-172126-89-124-127199129-5137-13-51
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-836.231.6-1954.266.6481.8-5.1-1026.4443.5-1634.344.7-31.6-45.2-48.50.00.00.00.00.00.0

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-312010-03-31
Value1171161161151091091081089898989898989897737372685454462719128
Percentage of PaymentsOfDividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock



Period End2020-03-312020-03-312019-03-31
Value52520
Percentage of PaymentsForRepurchaseOfCommonStock100.00.0

Debt Instrument Interest Rate Stated Percentage

Effective Income Tax Rate Continuing Operations

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 End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-312010-03-31
Value233322232222121211111111010
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

Deferred Tax Assets Net

Unrecognized Tax Benefits

Deferred Tax Assets Valuation Allowance

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value259264269221940
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 End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value9770665546726669548681484157106
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

exr:AmortizationOfDebtDiscountPremiumEquityComponentOfSeniorNotes



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value111111111111111111
Percentage of AmortizationOfDebtDiscountPremiumEquityComponentOfSeniorNotes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

exr:AverageSharePricePerShare



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-30
Value104.130.8299999999999983115.63105.0696.0592.8393.184.1177.8476.6875.4784.4190.3186.9173.24
Percentage of AverageSharePricePerShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

exr:EstablishmentOfOperatingLeaseLiability



Period End2020-03-312019-06-302019-03-312018-06-302018-03-31
Value012910400
Percentage of EstablishmentOfOperatingLeaseLiability0.0100.0100.00.00.0

exr:EstablishmentOfOperatingLeaseRightOfUseAssetsAndLeaseLiabilitiesIncreaseDecreaseInAccountsPayableAndAccruedExpenses



Period End2020-03-312019-06-302019-03-312018-06-302018-03-31
Value00900
Percentage of EstablishmentOfOperatingLeaseRightOfUseAssetsAndLeaseLiabilitiesIncreaseDecreaseInAccountsPayableAndAccruedExpenses0.00.0100.00.00.0

exr:IncomeLossAttributableToNoncontrollingInterestFixedComponent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value0000000005001-31111111111111111111111
Percentage of IncomeLossAttributableToNoncontrollingInterestFixedComponent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

exr:IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value5066505550555-55550554044442233333333
Percentage of IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

exr:IncrementalCommonSharesAttributableToExchangeablePreferredOperatingPartnershipUnits



Period End2020-03-312019-03-312017-06-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-31
Value00000000000000
Percentage of IncrementalCommonSharesAttributableToExchangeablePreferredOperatingPartnershipUnits100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

exr:IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value00100000000000000001000000000
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

exr:InterestExpenseExcludingAmortizationofDebtDiscountPremium



Period End2020-03-312019-03-31
Value4447
Percentage of InterestExpenseExcludingAmortizationofDebtDiscountPremium100.0100.0

exr:InvestmentsInRealEstateJointVenturesNetOfDistributionsReceived



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0000200-10
Percentage of InvestmentsInRealEstateJointVenturesNetOfDistributionsReceived0.00.00.00.0100.00.00.0100.0100.0

us-gaap:StatementEquityComponents

exr:MinorityInterestDecreaseFromRedemptionsShares

us-gaap:CommonStock



Period End2020-03-312019-03-31
Value8862.085501.0
Percentage of MinorityInterestDecreaseFromRedemptionsShares100.0100.0

exr:MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value4444445439333443303211111100100000000
Percentage of MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

exr:NetIncomeLossAttributableToNoncontrollingInterestInOperatingPartnership



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value666655754-455-4-417-7-5-5-1-5-4-3-3-3-3
Percentage of NetIncomeLossAttributableToNoncontrollingInterestInOperatingPartnership100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoncashOrPartNoncashAcquisitionsByUniqueDescription

exr:NonCashDecreaseInInvestmentsInUnconsolidatedEntities

exr:ContributionOfPreferredOperatingPartnershipUnitstoEquityMethodInvestment



Period End2020-03-312019-09-302019-06-302019-03-312018-09-30
Value004230
Percentage of NonCashDecreaseInInvestmentsInUnconsolidatedEntities0.00.0100.0100.00.0

exr:NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquired



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312013-03-312012-03-312011-03-31
Value0-22816822374742377053531342532830724426935016204
Percentage of NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquired0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0

us-gaap:PreferredUnitsByName

exr:NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn

exr:SeriesBUnits



Period End2020-03-312019-12-312019-06-302019-03-312018-12-31
Value0.060.00.060.060.0
Percentage of NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn100.00.0100.0100.00.0

us-gaap:Range, us-gaap:PreferredUnitsByName

srt:Maximum, exr:SeriesDUnits



Period End2020-03-312019-12-312019-06-302019-03-312018-12-31
Value0.050.00.050.050.0
Percentage of NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn83.30.083.383.30.0

srt:Minimum, exr:SeriesDUnits



Period End2020-03-312019-12-312019-06-302019-03-312018-12-31
Value0.030.00.030.030.0
Percentage of NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn50.00.050.050.00.0

exr:NotesReceivableStatedInterestRate



Period End2020-03-31
Value0.05
Percentage of NotesReceivableStatedInterestRate100.0

exr:NumberOfPreferredOperatingPartnershipUnits



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value11110011-122520222221
Percentage of NumberOfPreferredOperatingPartnershipUnits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:PreferredUnitsByName

exr:SeriesBUnits



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value00000000000110111111
Percentage of NumberOfPreferredOperatingPartnershipUnits25.925.926.526.55.358.625.625.61.226.327.232.757.20.057.257.257.270.473.576.7

exr:SeriesCUnits



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value00000000000000000000
Percentage of NumberOfPreferredOperatingPartnershipUnits0.00.00.07.983.041.418.118.10.818.619.313.724.00.024.024.024.029.626.523.3

exr:SeriesDUnits



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value11110001-111200000
Percentage of NumberOfPreferredOperatingPartnershipUnits74.174.173.565.711.70.056.356.398.055.153.553.618.70.018.718.718.7

exr:NumberOfRealEstatePropertiesAcquired



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-31
Value2.05.01.01.014.06.06.017.05.037.04.03.02.027.027.022.023.0131.01.031.08.020.021.02.0
Percentage of NumberOfRealEstatePropertiesAcquired100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

exr:OperatingLeaseRightOfUseAssetAmortizationExpense



Period End2020-03-312019-03-31
Value353000.00.0
Percentage of OperatingLeaseRightOfUseAssetAmortizationExpense100.00.0

exr:PaymentsToAcquireAssetsGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1951168202747114870502291625
Percentage of PaymentsToAcquireAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

exr:RealEstateAdditionsPortionNotYetPaid



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value000000000-1-114017020
Percentage of RealEstateAdditionsPortionNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0

exr:RealEstatePropertyAcquisitionIncreaseAssetsAcquiredAndLiabilitiesAssumedNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-45000.0-220000.04000.00.0-913000.016000.0-2705000.0-283000.0127000.0-1099000.0-47000.067000.0-15000.0-4997000.065000.0-1615000.0-381000.0
Percentage of RealEstatePropertyAcquisitionIncreaseAssetsAcquiredAndLiabilitiesAssumedNet100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

exr:RealEstatePropertyAssetAcquisitionConsiderationTransferred



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1951168223747423770535313425
Percentage of RealEstatePropertyAssetAcquisitionConsiderationTransferred100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

exr:RedemptionOfOperatingPartnershipUnitsForCommonStockIncludingAdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value03143000000000000-280
Percentage of RedemptionOfOperatingPartnershipUnitsForCommonStockIncludingAdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0

exr:TenantReinsuranceExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value6776667555633343433322222221111111111
Percentage of TenantReinsuranceExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AmortizationOfDebtDiscountPremium



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value1111111111111111110000000000000000
Percentage of AmortizationOfDebtDiscountPremium100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AmortizationOfFinancingCosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-312010-03-31
Value232235333332333222111111211
Percentage of AmortizationOfFinancingCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AwardType

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EmployeeStockOption



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value0000000000000000000
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid



Period End2020-03-312019-03-31
Value00
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value274118-256-215-31
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareCashPaid



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value0.90.89999999999999990.90.90.860.85999999999999990.860.860.780.78000000000000020.780.780.780.78000000000000020.780.780.590.59000000000000030.590.590.470.470.470.470.40.40.40.250.20.20.20.140.140.140.10.10.1
Percentage of CommonStockDividendsPerShareCashPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConversionOfStockAmountConverted1



Period End2020-03-312019-03-312018-12-312018-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302011-06-302010-06-30
Value030000000000-28000
Percentage of ConversionOfStockAmountConverted1100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:DirectPremiumsEarned



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value3333333129293028272525242222222120191817161515141312121210
Percentage of DirectPremiumsEarned100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStock



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-31
Value117116115109109108108989898989898989773737268545446271912
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-31
Value117116115109109108108989898989898989773737268545446271912
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value11312011711210110813810193219100938987909062117860554855434131373026231515108874
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeLossFromEquityMethodInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value5223233333333333233322222322222121111
Percentage of IncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-312010-03-31
Value-2539000.0-1606000.0-1418000.0-1602000.0-1732000.0-1632000.0-1620000.0-2114000.0-1501000.0-1069000.0-1133000.0-1242000.0-1123000.0-463000.0-1135000.0-938000.0-998000.0-511000.0-561000.0-858000.0-2601000.0-521000.0-1024000.0-1154000.0-589000.0-1313000.0-1351000.0
Percentage of IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-312010-03-31
Value3-137156-2419-210-162411-300115-5-106-26-8-7-6-500
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-312010-03-31
Value-2113-2017-80030-10-4-1314-45-1817021-1-1-2-35
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-312010-03-31
Value1-651-217-16-59-3-6-26-201321-5600-3-10
Percentage of IncreaseDecreaseInOtherOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument

us-gaap:IncrementalCommonSharesAttributableToConversionOfDebtSecurities

exr:ExchangeableSeniorNotesThreePointOneTwoFivePercentDueTwoThousandAndThirtyFive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value00100000000
Percentage of IncrementalCommonSharesAttributableToConversionOfDebtSecurities100.0100.0100.0100.0100.00.00.00.00.00.00.0

us-gaap:IncrementalCommonSharesAttributableToNonvestedSharesWithForfeitableDividends



Period End2020-03-312019-03-31
Value211602.00.0
Percentage of IncrementalCommonSharesAttributableToNonvestedSharesWithForfeitableDividends100.00.0

us-gaap:InterestExpenseDebtExcludingAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value444444444444444444111
Percentage of InterestExpenseDebtExcludingAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPaidNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-312010-03-31
Value413748434541394137293930372734342429191921191615141415
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:InvestmentIncomeInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value1121111111001111110000000000000000000
Percentage of InvestmentIncomeInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value286288290279271266266258247
Percentage of LeaseIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MinorityInterestDecreaseFromRedemptions



Period End2020-03-312019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value000020001
Percentage of MinorityInterestDecreaseFromRedemptions0.00.00.00.0100.00.00.0100.0100.0

us-gaap:StatementEquityComponents

exr:CommonOperatingPartnership



Period End2020-03-312019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-12-312015-09-30
Value0300100000-280
Percentage of MinorityInterestDecreaseFromRedemptions0.00.00.00.044.00.00.048.449.70.00.00.0

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-12-312015-09-302011-03-31
Value0-4-300100000280-1
Percentage of MinorityInterestDecreaseFromRedemptions0.00.00.00.00.056.00.00.051.650.30.00.00.00.0

us-gaap:NoncashOrPartNoncashAcquisitionDebtAssumed1



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312014-12-31
Value000017008701409000900
Percentage of NoncashOrPartNoncashAcquisitionDebtAssumed10.00.00.00.0100.00.00.0100.00.0100.00.0100.00.00.00.0100.00.00.0

us-gaap:NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value33333333343333433233222222211
Percentage of NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-8915-16-41-23-355823
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax

us-gaap:InterestRateSwap



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-8915-14-36-19-318923
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax

us-gaap:InterestRateSwap



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value002443210
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-31
Value-89-16-41-23-355823160-666113-18-3115-206-6-5-21
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

exr:CommonOperatingPartnership



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value-30-1-1-10000000200-100000
Percentage of OtherComprehensiveIncomeLossNetOfTax4.34.24.34.24.14.34.04.14.03.64.13.94.74.04.14.35.24.54.53.53.5

exr:PreferredOperatingPartnership



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312013-03-31
Value00000000
Percentage of OtherComprehensiveIncomeLossNetOfTax0.60.60.60.60.70.60.60.9

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-31
Value-84-15-39-22-335721150-565712-17-2914-185-6-5-21
Percentage of OtherComprehensiveIncomeLossNetOfTax95.195.295.195.295.395.095.395.395.495.995.395.594.695.395.395.094.094.994.995.895.895.796.4

us-gaap:PartnersCapitalAccountDistributions



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value88888887
Percentage of PartnersCapitalAccountDistributions100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

exr:CommonOperatingPartnership



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value55554444
Percentage of PartnersCapitalAccountDistributions62.663.162.960.858.757.357.355.9

exr:PreferredOperatingPartnership



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value3333333
Percentage of PartnersCapitalAccountDistributions37.436.937.139.242.742.744.1

us-gaap:PaymentsOfDividendsMinorityInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-312010-03-31
Value888888887777888766664442221
Percentage of PaymentsOfDividendsMinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfFinancingCosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-312010-03-31
Value001005-5105814220100414121111310
Percentage of PaymentsOfFinancingCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireEquityMethodInvestments



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302013-03-312012-03-312011-03-312010-03-31
Value62131712183401401126144200031
Percentage of PaymentsToAcquireEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireFurnitureAndFixtures



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-312010-03-31
Value122011011212120102211110000
Percentage of PaymentsToAcquireFurnitureAndFixtures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireNotesReceivable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312012-05-31
Value72310152001307
Percentage of PaymentsToAcquireNotesReceivable100.0100.0100.0100.00.0100.0100.00.0100.0

us-gaap:PaymentsToAcquireRealEstate



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-12-31
Value30623836212998816276534463339323327200234862216377175253267
Percentage of PaymentsToAcquireRealEstate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToDevelopRealEstateAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-12-31
Value15191351515171611118754476115631222
Percentage of PaymentsToDevelopRealEstateAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfSecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value268706751333424439328483162302370483169
Percentage of ProceedsFromIssuanceOfSecuredDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromStockOptionsExercised



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-312010-03-31
Value000010000010010000000011280
Percentage of ProceedsFromStockOptionsExercised100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfDebt



Period End2020-03-312019-03-312018-03-312017-03-312016-03-312015-03-312014-03-31
Value19222516818732228127
Percentage of RepaymentsOfDebt100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfNotesPayable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value0000306721000
Percentage of RepaymentsOfNotesPayable0.00.00.00.0100.0100.0100.00.00.00.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value00521299500
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability0.0100.0100.0100.0100.00.00.0

us-gaap:NoncashOrPartNoncashAcquisitionsByUniqueDescription

us-gaap:StockIssued1

exr:ContributionOfPreferredOperatingPartnershipUnitstoEquityMethodInvestment



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value00423000
Percentage of StockIssued10.00.0100.0100.00.00.00.0

us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited

us-gaap:CommonStock



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-31
Value1767.01269.04786.01244.02298.06311.0770.01712.0
Percentage of StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised

us-gaap:CommonStock



Period End2020-03-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value000000
Percentage of StockIssuedDuringPeriodSharesStockOptionsExercised100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensationGross



Period End2020-03-31
Value2
Percentage of StockIssuedDuringPeriodValueShareBasedCompensationGross100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-31
Value2
Percentage of StockIssuedDuringPeriodValueShareBasedCompensationGross100.0

us-gaap:CommonStock



Period End2020-03-31
Value0
Percentage of StockIssuedDuringPeriodValueShareBasedCompensationGross0.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-31
Value00010000011000000001128
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-312011-03-31
Value00010000011000000001128
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised99.9100.0100.099.80.0-0.099.7100.00.0100.0100.0100.0100.0100.0100.0100.099.2100.0100.099.999.999.999.9

us-gaap:CommonStock



Period End2020-03-312019-03-312018-09-302018-06-302015-12-312015-09-302014-12-312014-03-312013-03-312012-03-312011-03-31
Value00000000000
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised0.10.2100.00.30.00.00.00.10.10.10.1

us-gaap:StockRepurchasedDuringPeriodShares



Period End2020-03-31
Value653597.0
Percentage of StockRepurchasedDuringPeriodShares100.0

us-gaap:StatementEquityComponents

us-gaap:CommonStock



Period End2020-03-31
Value653597.0
Percentage of StockRepurchasedDuringPeriodShares100.0

us-gaap:StockRepurchasedDuringPeriodValue



Period End2020-03-312018-12-312018-09-302018-06-302018-03-31
Value52010021
Percentage of StockRepurchasedDuringPeriodValue100.00.0100.00.0100.0

us-gaap:StatementEquityComponents

us-gaap:CommonStock



Period End2020-03-31
Value0
Percentage of StockRepurchasedDuringPeriodValue0.0

us-gaap:RetainedEarnings



Period End2020-03-31
Value52
Percentage of StockRepurchasedDuringPeriodValue100.0

us-gaap:UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value163000.0172000.0165000.0176000.0167000.0173000.0219000.0193000.0178000.0380000.0191000.0
Percentage of UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-163000.0-680000.0-165000.0-176000.00.0-173000.00.00.0-178000.0595000.0-191000.0
Percentage of UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted100.0100.0100.0100.00.0100.00.00.0100.0100.0100.0

exr:CashDistributionsInUnconsolidatedRealEstateVentures



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value4545454544454443435
Percentage of CashDistributionsInUnconsolidatedRealEstateVentures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument, us-gaap:LongtermDebtType

exr:DebtInstrumentUnamortizedDiscountOfEquityComponent

exr:ExchangeableSeniorNotesThreePointOneTwoFivePercentDueTwoThousandAndThirtyFive, us-gaap:SeniorNotes



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value23467812
Percentage of DebtInstrumentUnamortizedDiscountOfEquityComponent100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByMeasurementBasis

exr:DueFromRelatedPartiesFairValueDisclosure

us-gaap:CarryingReportedAmountFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-31
Value118118118119119119120120
Percentage of DueFromRelatedPartiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value119116118118116115112111111113114114124125129131130128130126129126103
Percentage of DueFromRelatedPartiesFairValueDisclosure100.498.0100.299.497.796.40.00.00.094.60.00.00.0104.50.00.00.00.00.00.00.00.00.0

exr:EquityMethodInvestmentNumberOfProperties



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value244.0241.0242.0239.0224.0229.0
Percentage of EquityMethodInvestmentNumberOfProperties100.0100.0100.0100.0100.0100.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

exr:ESSBristolInvestmentsLLC



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value8.08.08.08.07.00.0
Percentage of EquityMethodInvestmentNumberOfProperties3.33.33.33.63.10.0

exr:ESSNYFLJVLP



Period End2020-03-312019-12-312019-09-302019-06-30
Value11.011.015.015.0
Percentage of EquityMethodInvestmentNumberOfProperties4.54.66.26.3

exr:ExtraSpaceNorthernPropertiesSixLLC



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value10.010.010.010.010.010.00.0-14.024.0
Percentage of EquityMethodInvestmentNumberOfProperties4.14.14.14.24.54.40.00.00.0

exr:GFNJVLLC



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value6.05.05.05.05.0
Percentage of EquityMethodInvestmentNumberOfProperties2.52.12.12.12.2

exr:OtherMinorityOwnedProperties



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value19.022.025.022.022.023.05.0-2.016.0
Percentage of EquityMethodInvestmentNumberOfProperties7.89.110.39.29.810.00.00.00.0

exr:PRISASelfStorageLLC



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value85.085.085.085.085.085.00.078.07.0
Percentage of EquityMethodInvestmentNumberOfProperties34.835.335.135.637.937.10.00.00.0

exr:StoragePortfolioIIIJVLLC



Period End2020-03-31
Value5.0
Percentage of EquityMethodInvestmentNumberOfProperties2.0

exr:StoragePortfolioIIJVLLC



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value36.036.036.036.036.036.00.031.05.0
Percentage of EquityMethodInvestmentNumberOfProperties14.814.914.915.116.115.70.00.00.0

exr:StoragePortfolioILLC



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value24.024.024.024.024.024.00.0-61.085.0
Percentage of EquityMethodInvestmentNumberOfProperties9.810.09.910.010.710.50.00.00.0

exr:VRSSelfStorageLLC



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value16.016.016.016.016.016.00.00.016.0
Percentage of EquityMethodInvestmentNumberOfProperties6.66.66.66.77.17.00.00.00.0

exr:WICNNJVLLC



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-19
Value10.010.09.09.09.07.00.07.0
Percentage of EquityMethodInvestmentNumberOfProperties4.14.13.73.84.03.10.00.0

exr:InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions



Period End2020-03-312019-12-312018-12-31
Value29629280
Percentage of InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions100.0100.0100.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

exr:AlanJathooJVLLC



Period End2020-03-312019-12-312018-12-31
Value778
Percentage of InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions2.72.710.2

exr:ESSBristolInvestmentsLLC



Period End2020-03-312019-12-31
Value23
Percentage of InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions1.01.0

exr:ESSNYFLJVLP



Period End2020-03-312019-12-312018-12-31
Value12130
Percentage of InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions4.34.50.0

exr:ExtraSpaceNorthernPropertiesSixLLC



Period End2020-03-312019-12-312018-12-31
Value-2-2-1
Percentage of InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions-0.8-0.7-2.1

exr:GFNJVLLC



Period End2020-03-312019-12-312018-12-31
Value151210
Percentage of InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions5.24.213.2

exr:OtherMinorityOwnedProperties



Period End2020-03-312019-12-312018-12-31
Value252825
Percentage of InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions8.69.832.4

exr:PREXRSelfStorageLLC



Period End2020-03-312019-12-312018-12-31
Value595919
Percentage of InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions19.920.324.8

exr:PRISASelfStorageLLC



Period End2020-03-312019-12-312018-12-31
Value999
Percentage of InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions3.13.111.6

exr:SmartStopSelfStorageREITIncSeriesAConvertiblePreferredStock



Period End2020-03-312019-12-312018-12-31
Value1501500
Percentage of InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions50.651.20.0

exr:StoragePortfolioIIIJVLLC



Period End2020-03-312019-12-31
Value53
Percentage of InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions2.01.4

exr:StoragePortfolioIIJVLLC



Period End2020-03-312019-12-312018-12-31
Value-4-4-4
Percentage of InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions-1.7-1.6-5.3

exr:StoragePortfolioILLC



Period End2020-03-312019-12-312018-12-31
Value-38-38-38
Percentage of InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions-13.0-13.1-47.6

exr:VRSSelfStorageLLC



Period End2020-03-312019-12-312018-12-31
Value171718
Percentage of InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions5.86.022.8

exr:WICNNJVLLC



Period End2020-03-312019-12-312018-12-31
Value363626
Percentage of InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions12.312.533.6

us-gaap:PreferredUnitsByName

exr:NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValue

exr:SeriesDUnits



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value120120120115115920
Percentage of NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValue100.0100.0100.0100.0100.0100.0100.0

us-gaap:PreferredUnitsByName

exr:NoncontrollingInterestInPreferredOperatingPartnershipUnitsLiquidationValuePerUnit

exr:SeriesDUnits



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value25.025.025.025.025.025.025000.0
Percentage of NoncontrollingInterestInPreferredOperatingPartnershipUnitsLiquidationValuePerUnit100.0100.0100.0100.0100.0100.0100.0

exr:NoncontrollingInterestOperatingPartnershipUnitsRedeemedForCommonStock



Period 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
Value8862.0340182.0239619.0210501.085501.035000.025000.010000.00.00.00.00.023850.0787850.0
Percentage of NoncontrollingInterestOperatingPartnershipUnitsRedeemedForCommonStock100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0

exr:NoteReceivableReductionOfNoncontrollingInterests



Period End2020-03-31
Value18
Percentage of NoteReceivableReductionOfNoncontrollingInterests100.0

us-gaap:StatementEquityComponents

exr:CommonOperatingPartnership



Period End2020-03-312019-12-312019-09-302019-03-312018-12-31
Value1818181111
Percentage of NoteReceivableReductionOfNoncontrollingInterests100.00.00.00.00.0

us-gaap:Ownership, us-gaap:InvestmentType

exr:NumberOfOperatingStoresOwned

exr:NonControllingInterestOther, exr:JointVentureOne



Period End2020-03-31
Value4.0
Percentage of NumberOfOperatingStoresOwned100.0

exr:NonControllingInterestOther, exr:JointVentureTwo



Period End2020-03-31
Value1.0
Percentage of NumberOfOperatingStoresOwned25.0

us-gaap:OtherCommitments

exr:NumberOfRealEstatePropertiesToBeAcquired

exr:CommitmentToAcquireRetailSpace



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value3.03.04.05.06.018.013.015.026.0-21.032.01.02.0
Percentage of NumberOfRealEstatePropertiesToBeAcquired100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

exr:CommitmentToAcquireRetailSpaceWithJointVenturePartners



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value5.07.05.08.06.013.018.023.015.0-2.0-5.01.023.0
Percentage of NumberOfRealEstatePropertiesToBeAcquired166.7233.3125.0160.0100.072.2138.5153.357.79.5-15.6100.01150.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

exr:UnconsolidatedJointVenturesExcessProfitParticipationPercentage

exr:ExtraSpaceNorthernPropertiesSixLLC



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value0.350.350.350.350.350.350.350.350.490.350.350.350.350.350.350.35
Percentage of UnconsolidatedJointVenturesExcessProfitParticipationPercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

exr:GFNJVLLC



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.30.30.250.250.25
Percentage of UnconsolidatedJointVenturesExcessProfitParticipationPercentage85.785.771.471.471.4

exr:PREXRSelfStorageLLC



Period End2020-03-312019-12-312017-12-312016-12-31
Value0.40.40.540.4
Percentage of UnconsolidatedJointVenturesExcessProfitParticipationPercentage114.3114.3154.3114.3

exr:PRISASelfStorageLLC



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value0.040.040.040.040.040.040.040.040.40.30.040.170.170.170.170.17
Percentage of UnconsolidatedJointVenturesExcessProfitParticipationPercentage11.411.411.411.411.411.411.411.481.685.711.448.648.648.648.648.6

exr:StoragePortfolioIIIJVLLC



Period End2020-03-31
Value0.3
Percentage of UnconsolidatedJointVenturesExcessProfitParticipationPercentage85.7

exr:StoragePortfolioIIJVLLC



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.30.30.30.30.30.30.30.30.4
Percentage of UnconsolidatedJointVenturesExcessProfitParticipationPercentage85.785.785.785.785.785.785.785.781.6

exr:StoragePortfolioILLC



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-31
Value0.490.490.490.490.490.490.490.490.040.490.4
Percentage of UnconsolidatedJointVenturesExcessProfitParticipationPercentage140.0140.0140.0140.0140.0140.0140.0140.08.20.0114.3

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value11611112211599101126107108961149277101102917782766971657365526058464552494738453932343433
Percentage of AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConvertibleDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value571569567565564562560570568604602614612610608606606623660250250250250250250250250250878787878787
Percentage of ConvertibleDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByMeasurementBasis

us-gaap:ConvertibleDebtFairValueDisclosures

us-gaap:CarryingReportedAmountFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312014-06-302014-03-312013-12-31
Value575575575575575575624638250250250
Percentage of ConvertibleDebtFairValueDisclosures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value635673724697660620617674651719702692691706719760767770695300310276250269262251
Percentage of ConvertibleDebtFairValueDisclosures110.5117.2126.0121.3114.9107.90.00.00.0115.20.00.00.0110.80.00.00.00.00.00.00.00.00.0107.8104.9100.4

us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DeferredFinanceCostsNet

exr:ExchangeableSeniorNotesThreePointOneTwoFivePercentDueTwoThousandAndThirtyFive, us-gaap:SeniorNotes



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value112334
Percentage of DeferredFinanceCostsNet100.0100.0100.0100.0100.0100.0

us-gaap:DueFromRelatedPartiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value100100100100108108119119119120120120120120120120120120120120120120100100100100100100100100100100100100100100100100100
Percentage of DueFromRelatedPartiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:EquityMethodInvestmentOwnershipPercentage

exr:ExtraSpaceNorthernPropertiesSixLLC



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value0.10.10.10.10.10.10.10.10.340.10.10.10.10.10.10.1
Percentage of EquityMethodInvestmentOwnershipPercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

exr:PREXRSelfStorageLLC



Period End2020-03-312019-12-312017-12-312016-12-312016-04-08
Value0.250.250.450.250.25
Percentage of EquityMethodInvestmentOwnershipPercentage250.0250.0450.0250.00.0

exr:PRISASelfStorageLLC



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value0.040.040.040.040.040.040.040.040.050.10.040.020.020.020.020.02
Percentage of EquityMethodInvestmentOwnershipPercentage40.040.040.040.040.040.040.040.014.7100.040.020.020.020.020.020.0

exr:StoragePortfolioIIIJVLLC



Period End2020-03-31
Value0.1
Percentage of EquityMethodInvestmentOwnershipPercentage100.0

exr:StoragePortfolioIIJVLLC



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-11-30
Value0.10.10.10.10.10.10.10.10.050.1
Percentage of EquityMethodInvestmentOwnershipPercentage100.0100.0100.0100.0100.0100.0100.0100.014.70.0

exr:StoragePortfolioILLC



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value0.340.340.340.340.340.340.340.340.040.340.250.250.250.250.250.250.25
Percentage of EquityMethodInvestmentOwnershipPercentage340.0340.0340.0340.0340.0340.0340.0340.011.80.0250.0250.0250.0250.0250.0250.0250.0

us-gaap:BalanceSheetLocation

us-gaap:InterestRateCashFlowHedgeAssetAtFairValue

us-gaap:OtherAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value0637254275696138232328230004030313
Percentage of InterestRateCashFlowHedgeAssetAtFairValue0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BalanceSheetLocation

us-gaap:InterestRateCashFlowHedgeLiabilityAtFairValue

us-gaap:OtherLiabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value11331433092000012123953346203733
Percentage of InterestRateCashFlowHedgeLiabilityAtFairValue100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302011-12-31
Value11331433092012123953346203-7-318
Percentage of InterestRateCashFlowHedgeLiabilityAtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0-100.0-100.00.00.0

us-gaap:LineOfCredit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-03-312014-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value244158159382335810250100942512836336516688116361859913810085240100135215166129125170100
Percentage of LineOfCredit100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MinorityInterestInOperatingPartnerships



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value20120520921021321821321321221320220020120319519320120219719792929090919190282222242424242323252631
Percentage of MinorityInterestInOperatingPartnerships100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MinorityInterestInPreferredUnitHolders



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value175175175176176153160160160159154154147147135135808080818181102102808029302929292929292929292929
Percentage of MinorityInterestInPreferredUnitHolders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Ownership

us-gaap:MinorityInterestOwnershipPercentageByNoncontrollingOwners

exr:CommonOperatingPartnership



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.0620.0930.0940.0940.0950.09
Percentage of MinorityInterestOwnershipPercentageByNoncontrollingOwners100.0100.0100.0100.0100.0100.0

us-gaap:Ownership, us-gaap:Range

exr:NonControllingInterestOther, srt:Maximum



Period End2020-03-31
Value0.2
Percentage of MinorityInterestOwnershipPercentageByNoncontrollingOwners322.6

exr:NonControllingInterestOther, srt:Minimum



Period End2020-03-31
Value0.05
Percentage of MinorityInterestOwnershipPercentageByNoncontrollingOwners80.6

us-gaap:NotesPayable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value4310431840854090410141374104382937273738356834293198321331002985284227581858
Percentage of NotesPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByMeasurementBasis

us-gaap:NotesPayableFairValueDisclosure

us-gaap:CarryingReportedAmountFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312014-09-302014-06-302014-03-312013-12-31
Value34603417316632523051302228152417318135113251368
Percentage of NotesPayableFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value3599351132963323305729853469283527392774288226482329240424922446232918281963129614871320294137913341365
Percentage of NotesPayableFairValueDisclosure104.0102.7104.1102.2100.298.80.00.00.098.50.00.00.099.50.00.00.00.00.00.00.00.092.5102.1100.799.7

us-gaap:OperatingLeaseLiability



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2702742792301030
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.00.0

us-gaap:OtherAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1591621412721411581911651811631521221361671531371701701189396969793959681726666716554515450474850
Percentage of OtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherCommitments

us-gaap:OtherCommitment

exr:CommitmentToAcquireRetailSpace



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value2027415867271161194355190462166165183392
Percentage of OtherCommitment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

exr:CommitmentToAcquireRetailSpaceWithJointVenturePartners



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value25253125257362777788961341417455
Percentage of OtherCommitment124.991.675.043.737.827.238.739.921.946.420.980.685.740.714.2

us-gaap:OtherLiabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value217132151132110104968787818577798711812710680715253543949373734314648433832333028252824
Percentage of OtherLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PreferredUnitsByName

us-gaap:PreferredUnitsOutstanding

exr:SeriesDUnits



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value4444433
Percentage of PreferredUnitsOutstanding100.0100.0100.0100.0100.0100.0100.0

us-gaap:RealEstateInvestmentPropertyNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value768976967665766776887491742573907171713267706782677067706458616459335689445244524197413539543941386236363223302729952991274122782266226320602045197119722049
Percentage of RealEstateInvestmentPropertyNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value342338175174161125114976370787979798599891038484858586868988100101102106121125125130134137141140130
Percentage of RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashAndCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value44477152119183017161213161532302282535252620202122202016233724253032403039
Percentage of RestrictedCashAndCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Line plots across dimensions of each concept

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


us-gaap:CostsAndExpenses us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments


us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments


us-gaap:ProfitLoss us-gaap:StatementEquityComponents


us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents


us-gaap:ProfitLoss us-gaap:StatementEquityComponents