IRM


Line plots across dimensions of each concept
Tables

Table of contents



us-gaap:CommonStockValue

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding
us-gaap:StatementEquityComponents

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare

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

us-gaap:Revenues
us-gaap:ProductOrService
us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments

us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization

us-gaap:CostsAndExpenses

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:OperatingIncomeLoss

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:Assets
us-gaap:StatementBusinessSegments

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:AccountsReceivableNetCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OtherAssetsNoncurrent

us-gaap:LiabilitiesCurrent

us-gaap:LongTermDebtCurrent

us-gaap:AccountsPayableCurrent

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

us-gaap:LongTermDebtNoncurrent

us-gaap:MinorityInterest

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:DepreciationDepletionAndAmortization
us-gaap:StatementBusinessSegments

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment
us-gaap:StatementBusinessSegments

us-gaap:NetCashProvidedByUsedInFinancingActivities
us-gaap:LongtermDebtType
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:ShareBasedCompensation

us-gaap:OperatingLeaseRightOfUseAsset
us-gaap:BusinessAcquisition

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

irm:Adjustedearningsbeforeinterestexpensenetprovisionbenefitforincometaxesdepreciationandamortization
us-gaap:StatementBusinessSegments

irm:AdjustmentstoAdditionalPaidinCapitalChangeinValueofRedeemableNoncontrollingInterests
us-gaap:StatementEquityComponents

irm:AllocatedShareBasedCompensationExpenseEarningsPerShareBasicAndDiluted

irm:AmortizationOfIntangibleAssetsCustomerInducementsAndMarketLeases

irm:BusinessCombinationConsiderationTransferredAccruedPurchasePriceandOtherHoldbacks
us-gaap:BusinessAcquisition

irm:FinanceLeaseCost

irm:ForeignCurrencyTransactionGainLossUnrealizedAndAdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesOther

irm:GoodwillNonDeductibleAcquiredDuringPeriod
us-gaap:StatementBusinessSegments

irm:GoodwillPurchaseAccountingAdjustmentsGross

irm:IncomelossfromContinuingOperationsNetofTaxexcludingPortionAttributabletoNoncontrollingInterest

irm:IncreaseDecreaseInContractWithCustomerLiabilitiesNet

irm:IncrementalCommonSharesAttributableToShareBasedPaymentsArrangementsStockOption

irm:IncrementalCommonSharesAttributableToShareBasedPaymentsRestrictedStockAndRSUsAndPUs

irm:NoncashInvestingAndFinancingActivitiesFinancingLeases

irm:NoncashOrPartNoncashTransactionOperatingLeases

irm:OperatingLeaseModificationsAndReassessments

irm:OtherComprehensiveIncomeLossDerivativeGainLossNetofTax
us-gaap:StatementEquityComponents

irm:OtherComprehensiveIncomeLossForeignCurrencyTransactionandTranslationAdjustmentExcludingRedeemableNoncontrollingInterestNetofTax
us-gaap:StatementEquityComponents

irm:OtherNonoperatingIncomeExpenseOtherNet

irm:PaymentsForStockPlans

irm:PaymentsOfFinancingCostsAndOther

irm:PaymentsforCustomerInducements

irm:PaymentstoAcquireCustomerRelationshipsCustomerInducementsandContractFulfillmentCosts
us-gaap:StatementBusinessSegments

irm:ProceedsFromIssuanceOfSecuredDebtShortTermAndLongTerm

irm:RepaymentsOfSecuredDebtShortTermAndLongTerm

us-gaap:AdjustmentForAmortization

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpenseNetOfTax

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AmortizationOfIntangibleAssets
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:StatementBusinessSegments

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AssetImpairmentCharges

us-gaap:BusinessCombinationSeparatelyRecognizedTransactionsExpensesAndLossesRecognized

us-gaap:CapitalExpendituresIncurredButNotYetPaid
us-gaap:FairValueByAssetClass
us-gaap:CapitalizedContractCostAmortization

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations

us-gaap:CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations

us-gaap:CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations

us-gaap:CommonStockDividendsPerShareDeclared
us-gaap:SubsequentEventType

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:Depreciation
us-gaap:StatementBusinessSegments

us-gaap:DividendsCommonStock
us-gaap:StatementEquityComponents
us-gaap:SubsequentEventType

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate

us-gaap:FinanceLeaseInterestExpense

us-gaap:FinanceLeaseInterestPaymentOnLiability

us-gaap:FinanceLeasePrincipalPayments

us-gaap:FinanceLeaseRightOfUseAssetAmortization

us-gaap:ForeignCurrencyTransactionGainLossBeforeTax

us-gaap:GainLossOnSalesOfAssetsAndAssetImpairmentCharges

us-gaap:GoodwillForeignCurrencyTranslationGainLoss
us-gaap:StatementBusinessSegments

us-gaap:GoodwillImpairmentLoss
us-gaap:ReportingUnit
us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments
us-gaap:GoodwillPurchaseAccountingAdjustments

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare

us-gaap:IncreaseDecreaseInOperatingAssets

us-gaap:IncreaseDecreaseInOperatingLiabilities

us-gaap:InterestIncomeExpenseNet

us-gaap:InterestPaidNet

us-gaap:InvestmentIncomeInterest

us-gaap:NetCashProvidedByUsedInFinancingActivitiesContinuingOperations

us-gaap:NetCashProvidedByUsedInInvestingActivitiesContinuingOperations

us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperations

us-gaap:NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest

us-gaap:NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1

us-gaap:OperatingLeaseCost
us-gaap:IncomeStatementLocation

us-gaap:OperatingLeasePayments

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax
us-gaap:DerivativeInstrumentRisk
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:PaymentsOfDividendsCommonStock
us-gaap:BusinessAcquisition
us-gaap:PaymentsToAcquireBusinessesGross
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired
us-gaap:StatementBusinessSegments

us-gaap:PaymentsToAcquireIntangibleAssets

us-gaap:PaymentsToAcquireInterestInJointVenture

us-gaap:PaymentsToAcquireProductiveAssets
us-gaap:StatementBusinessSegments

us-gaap:PaymentsToMinorityShareholders

us-gaap:ProceedsFromSaleOfProductiveAssets

us-gaap:RestructuringCharges
us-gaap:RestructuringPlan
us-gaap:StatementBusinessSegments
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:TemporaryEquityAccretionOfDividends
us-gaap:StatementEquityComponents
us-gaap:TemporaryEquityForeignCurrencyTranslationAdjustments
us-gaap:StatementEquityComponents
us-gaap:TemporaryEquityNetIncome
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:LongtermDebtType
us-gaap:TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseGrossOfTax

us-gaap:VariableLeaseCost

irm:AssetsNoncurrentExcludingPropertyPlantAndEquipmentNet
us-gaap:DebtInstrument
irm:CashPoolAgreementCashPositionGross
us-gaap:DebtInstrument
irm:CashPoolAgreementCashPositionNet
us-gaap:DebtInstrument
irm:CashPoolAgreementOutstandingBorrowings
us-gaap:FairValueByAssetClass
irm:ContractwithCustomerAssetAccumulatedAmortization

irm:LeaseLiability

irm:LeaseLiabilityCurrent

irm:LeaseLiabilityNoncurrent

irm:LeaseRightofUseAsset

irm:LongTermDebtGrossNetofCurrentPortion

irm:LongtermDebtGrossCurrentMaturities
us-gaap:AwardDate, us-gaap:AwardType
irm:PercentageOfAchievementOfPredefinedRevenueAndROICTargets

irm:UnamortizedDebtIssuanceExpenseNet

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccumulatedDistributionsInExcessOfNetIncome

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:BelowMarketLeaseAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:BelowMarketLeaseGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:BelowMarketLeaseNet
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
us-gaap:BusinessAcquisitionPercentageOfVotingInterestsAcquired
us-gaap:FairValueByAssetClass
us-gaap:ContractWithCustomerAssetGross
us-gaap:FairValueByAssetClass
us-gaap:ContractWithCustomerAssetNet

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityNoncurrent

us-gaap:DebtInstrumentCarryingAmount
us-gaap:Currency, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:LongtermDebtType
us-gaap:LongtermDebtType
us-gaap:DebtInstrumentFaceAmount
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentFairValue
us-gaap:LongtermDebtType
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentUnamortizedDiscount
us-gaap:LongtermDebtType
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtWeightedAverageInterestRate
us-gaap:LongtermDebtType

us-gaap:DeferredIncomeTaxLiabilitiesNet
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:LongtermDebtType
us-gaap:DerivativeAmountOfHedgedItem
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeLiabilities

us-gaap:DividendsPayableCurrentAndNoncurrent
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:EquityMethodInvestments

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseRightOfUseAsset
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:ForeignCurrencyContractAssetFairValueDisclosure
us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:ForeignCurrencyContractsLiabilityFairValueDisclosure
us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss
us-gaap:StatementBusinessSegments
us-gaap:LongtermDebtType
us-gaap:LettersOfCreditOutstandingAmount

us-gaap:LongTermDebtAndCapitalLeaseObligations

us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent
us-gaap:DebtInstrument
us-gaap:LongtermDebtWeightedAverageInterestRate
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:MoneyMarketFundsAtCarryingValue
us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityNoncurrent
us-gaap:BusinessAcquisition

us-gaap:RedeemableNoncontrollingInterestEquityCarryingAmount
us-gaap:StatementEquityComponents

us-gaap:RestrictedCashAndCashEquivalents
us-gaap:RestructuringPlan
us-gaap:RestructuringReserve
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:TradingSecurities
us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:TranslationAdjustmentForNetInvestmentHedgeNetOfTax
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:LongtermDebtType

us-gaap:UnamortizedDebtIssuanceExpense
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:LongtermDebtType

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 ▄▄▄▄▄▄▄▄▄▄▄▄▄2222222222222
us-gaap:CommonStockSharesIssued ████████▇▇▂▁▁287287287287286286286286285283266264264
us-gaap:CommonStockSharesOutstanding ████████▇▇▂▁▁287287287287286286286286285283266264264
 us-gaap:CommonStockSharesOutstanding us-gaap:StatementEquityComponents us-gaap:CommonStock████████▇▇▂▁▁287287287287286286286286285283266264264
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding 288NA287287287NA286286285NA266264264
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic 287NA287286286NA286285285NA265264263
us-gaap:EarningsPerShareBasic ▃▂▅▅▁█▃▅▂▁▁▄▃0.220.130.370.320.10.550.230.330.160.080.090.30.22
us-gaap:EarningsPerShareDiluted ▃▂▅▅▁█▃▅▂▁▁▄▃0.220.130.370.320.10.550.230.330.160.080.090.30.22
us-gaap:IncomeLossFromContinuingOperationsPerBasicShare ▃▂▅▄▁█▄▅▂▁▁▄▃0.220.130.370.320.10.550.280.330.160.090.10.310.22
us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare ▃▂▅▄▁█▄▅▂▁▁▄▃0.220.130.370.320.10.550.270.330.160.090.10.30.22
  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 ▇█▇▇▇▇▇▇▆▄▂▂▁106810791062106610531061106010601042991965949938
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService irm:StorageRental683NA673669662658656655651613601590NA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService us-gaap:Service▅█▅▇▆███▆▄▂▁385404388397390402404405391377364359NA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:StatementBusinessSegments irm:StorageRental,irm:GlobalRecordsandInformationManagementBusiness590NANANA575NANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:StatementBusinessSegments us-gaap:Service,irm:GlobalRecordsandInformationManagementBusiness366NANANA370NANANANANANANANA
us-gaap:Revenues ▇█▇▇▇▇▇▇▆▄▂▂▁106810791062106610531061106010601042991965949938
 us-gaap:Revenues us-gaap:ProductOrService irm:DataManagement▁▄▄▃▅▅▄▇█141146145144147147146150152NANANANA
 us-gaap:Revenues us-gaap:ProductOrService irm:RecordsManagement▇█▅▅▁▃▃▄▃756761749750733740741746740NANANANA
 us-gaap:Revenues us-gaap:ProductOrService,us-gaap:StatementBusinessSegments irm:DataManagement,irm:GlobalRecordsandInformationManagementBusiness125NANANA133NANANANANANANANA
 us-gaap:Revenues us-gaap:ProductOrService,us-gaap:StatementBusinessSegments irm:RecordsManagement,irm:GlobalRecordsandInformationManagementBusiness727NANANA701NANANANANANANANA
 us-gaap:Revenues us-gaap:StatementBusinessSegments irm:GlobalRecordsandInformationManagementBusiness956NANANA945NANANANANANANANA
us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization █▄▃█▆▁▂▃466455451465460445448451NANANANANA
us-gaap:CostsAndExpenses █▅▄▅▆▅▅▅▆▄▁▁▂931873838873895869865857877836788779791
us-gaap:SellingGeneralAndAdministrativeExpense ▃▁▃▅█▆▆▅█▇▃▂▃238229239252270260258250269264242237240
us-gaap:OperatingIncomeLoss ▁▇█▆▃▅▆▆▃▂▄▄▂137206223193158191195203164154176170147
us-gaap:OtherNonoperatingIncomeExpense █▂▆▆▄▆▅▆▄▂▁▆▆42-471315-1513019-20-45-59196
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax ▁█▄▆▇▅▆▃▇▆▇▆▇-22383-83-518-31-24-139311237750
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest 74NA13010241NA91118NANANANANA
us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest ▃▂▅▅▁█▄▅▂▁▁▄▃6437108923015878934524258358
us-gaap:IncomeTaxExpenseBenefit ▄▆▇▄▄▁▅█▂▁▃▆▄916211010-514261-32189
us-gaap:IncomeTaxesPaidNet ▃▁▃▅▃▃▃▂▅█▂▅▇1471623151515112236112530
us-gaap:ProfitLoss ▃▂▅▅▁█▃▅▂▁▁▄▃6437108923015867934521248158
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:AccumulatedDistributionsInExcessOfNetIncome▄▂▆▅▂█▄▅▃▁▂▄▃633710792291576591449247858
us-gaap:ComprehensiveIncomeNetOfTax ▁█▆▇▆█▆▄▇▆▇▇█-16612123814412046-3974346286109
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▅▅▅▅▇▇▂▁█▅▅█▅000011-2-320020
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▁█▆▇▆█▆▄▇▆▇▇█-16712023814512144-4376346188109
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic ▃▂▅▅▁█▃▅▂▁▁▄▃6337107922915867934422247858
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▃▃▃▃▃▃▃▃▃▁▃█▃000000000-1020
  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 █████▅▅▅▅▃▂▁▁135661381613577137201368911852118051181211998109721026098149672
 us-gaap:Assets us-gaap:StatementBusinessSegments irm:GlobalDataCenterBusiness██▇▇▇▇▇▆▆▂▂▁▁253825352349233023102217215919091875382365207186
 us-gaap:Assets us-gaap:StatementBusinessSegments irm:GlobalRecordsandInformationManagementBusiness▁█1055210753NANA107859135NANANA9151NANANA
us-gaap:LiabilitiesAndStockholdersEquity █████▅▅▅▅▃▂▁▁135661381613577137201368911852118051181211998109721026098149672
us-gaap:StockholdersEquity ▁▃▃▄▅▆▆▇██▅▅▆1123146315101657175918841937205522592297186618551902
  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:AssetsCurrent ▁▁▁▁▁▁▁▁▄█▂▁▁1199123612031215120912081215124415241950132812051198
us-gaap:CashAndCashEquivalentsAtCarryingValue ▁▁▁▁▁▁▁▁▄█▃▂▂152193186161161165197188442925337291295
us-gaap:AccountsReceivableNetCurrent ▆▇▆▇▇▇▇██▆▄▁▁831850821852837846847867859835784730721
us-gaap:PrepaidExpenseAndOtherAssetsCurrent ▇▄▄▅▆▄▁▄█▃▆▃▂214192195200210195170189223188205184181
  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:PropertyPlantAndEquipmentGross ██▇▇▇▇▆▆▆▃▂▁▁7950804878687840773876007469738373066251609458265662
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us-gaap:PropertyPlantAndEquipmentNet █████▇▇▇▇▂▂▁▁4521462345564558452544894424440643653417334431753111
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us-gaap:FiniteLivedIntangibleAssetsNet ▁▂▃▅▇▇▇█13631393141514671495150615161530NA1410139613081290
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us-gaap:OtherAssetsNoncurrent ▇███▇█▄▄▆▁▁▃▁203209213213201207169164189133131147127
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us-gaap:LiabilitiesCurrent ▄█▇▅▄▃▁▁▁▂▁▃▃1581194918301616151514621247127312311330123214741418
us-gaap:LongTermDebtCurrent ▁▇▇▁▁▁▁▁▁▂▂██127389394123125126121123137146180423421
us-gaap:AccountsPayableCurrent ██▅▆▅█▅▅▂▅▂▂▁321324289303283318285293251289252247239
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us-gaap:LongTermDebt ██▇▇▇▆▆▆▆▃▃▁▁8835866486158513849081428230808581587043688064526343
 us-gaap:LongTermDebt us-gaap:LongtermDebtType irm:SeniorNotes4.875PercentDue2029█▁▁986985985NANA0NANANANANANANA
 us-gaap:LongTermDebt us-gaap:LongtermDebtType irm:SeniorNotes4.875Percentdue2027█▆▆▆▄▄▄▃▃▃▁989988988988987987987986986986985NANA
 us-gaap:LongTermDebt us-gaap:LongtermDebtType irm:SeniorSubordinatedNotes5.75PercentDue2024███▆▆▆▄▄▄▃▃▃▁993993993992992992991991991990990990989
us-gaap:LongTermDebtNoncurrent █▇▇▇▇▆▆▆▆▃▃▁▁8708827582208390836580168109796180206896670060285922
us-gaap:MinorityInterest ▁▁███████████0011111111111
us-gaap:OtherLiabilitiesNoncurrent █▇▆▆▆▄▅▅▃▁▂▂▂1531431301311271111161199673878586
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us-gaap:StockholdersEquity ▁▃▃▄▅▆▆▇██▅▅▆1123146315101657175918841937205522592297186618551902
us-gaap:CommonStockValue ▄▄▄▄▄▄▄▄▄▄▄▄▄2222222222222
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▁▅▃▅▅▅▅▆██▇▇▇-493-262-346-261-250-265-228-207-74-103-115-153-161
  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 ▂█▅█▂█▅▇▁▄▄▄▂12531821831211731123130191202199197121
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇███▇██▇▁█▇██-231-95-165-158-311-119-181-359-1562-116-262-116-104
us-gaap:NetCashProvidedByUsedInFinancingActivities ▃▁▂▁▃▁▂▁█▅▃▂▂73-218-19-148187-218-29-186985498103-9836
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us-gaap:NetCashProvidedByUsedInOperatingActivities ▂█▅█▂█▅▇▁▄▄▄▂12531821831211731123130191202199197121
us-gaap:ProfitLoss ▃▂▅▅▁█▃▅▂▁▁▄▃6437108923015867934521248158
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:AccumulatedDistributionsInExcessOfNetIncome▄▂▆▅▂█▄▅▃▁▂▄▃633710792291576591449247858
us-gaap:DepreciationDepletionAndAmortization ▆█▆▇▆▇▆▆▆▃▂▂▁162173157164162164157156160141128128124
 us-gaap:DepreciationDepletionAndAmortization us-gaap:StatementBusinessSegments irm:GlobalDataCenterBusiness███▇▇▇▆▅▅▂▁▁▁3535343231322722224211
 us-gaap:DepreciationDepletionAndAmortization us-gaap:StatementBusinessSegments irm:GlobalRecordsandInformationManagementBusiness112NANANA116NANANANANANANANA
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us-gaap:NetCashProvidedByUsedInInvestingActivities ▇███▇██▇▁█▇██-231-95-165-158-311-119-181-359-1562-116-262-116-104
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▃▆▇██▅▃▄▂▃▁▂▁971591661821841301121219599789273
 us-gaap:PaymentsToAcquirePropertyPlantAndEquipment us-gaap:StatementBusinessSegments irm:GlobalDataCenterBusiness▃▇▄▇█▄▃▃▁▁▁▁▁4311257101121544143138588
 us-gaap:PaymentsToAcquirePropertyPlantAndEquipment us-gaap:StatementBusinessSegments irm:GlobalRecordsandInformationManagementBusiness41NANANA51NANANANANANANANA
 us-gaap:PaymentsToAcquirePropertyPlantAndEquipment us-gaap:StatementBusinessSegments us-gaap:CorporateAndOther▆▆▆▆▅▆▅▅▆▁▅██121314121115111114-3111920
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us-gaap:NetCashProvidedByUsedInFinancingActivities ▃▁▂▁▃▁▂▁█▅▃▂▂73-218-19-148187-218-29-186985498103-9836
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 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType irm:AccountsReceivablesSecuritizationProgram0.02NANANANANANANANANANANANA

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value222222222222222222222211111111111112222222
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Par Or Stated Value Per Share

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value287287287287286286286286285283266264264263263263211211211210210209193192191191191191190190172171171172186202200200200201203203
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value287287287287286286286286285283266264264263263263211211211210210209193192191191191191190190172171171172186202200200200201203203201
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-312007-12-31
Value287287287287286286286286285283266264264263263263211211211210210209193192191191191191190190172171171172186202200200200201203203203202202201200
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.00.0

Common Stock Shares Authorized

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value288287287287286286285266264264264246212211212212194193193192192192173172172196203201201204204204204203
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value287287286286286285285265264263263246211210210210193192191191190190171171171195201200201203203203202202
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value0.220.130.370.320.10.550.230.330.160.080.090.30.220.190.03-0.060.30.030.110.250.20.060.01.410.220.250.250.020.140.10.140.310.220.320.180.191.250.370.16-0.760.20.130.210.430.14
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value0.220.130.370.320.10.550.230.330.160.080.090.30.220.190.03-0.060.30.030.110.250.190.060.01.40.220.250.240.020.140.10.140.310.220.320.180.191.240.370.16-0.760.20.120.210.430.14
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Basic Share

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.220.130.370.320.10.550.280.330.160.090.10.310.220.190.02-0.060.30.030.110.260.20.060.01.420.220.250.250.030.140.10.150.310.240.360.260.170.320.410.290.140.240.16
Percentage of IncomeLossFromContinuingOperationsPerBasicShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Diluted Share

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.220.130.370.320.10.550.270.330.160.090.10.30.220.190.02-0.060.30.030.110.250.20.060.01.410.220.250.250.030.140.10.150.310.240.350.260.170.320.40.290.140.240.16
Percentage of IncomeLossFromContinuingOperationsPerDilutedShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value106810791062106610531061106010601042991965949938
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

us-gaap:ProductOrService

irm:StorageRental



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value683673669662658656655651613601590
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax64.063.462.762.962.161.961.862.561.962.262.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax64.063.462.762.962.161.961.862.561.962.262.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:StorageRental100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Service



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value385404388397390402404405391377364359
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax36.037.436.637.337.137.938.138.237.538.137.837.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax36.037.436.637.337.137.938.138.237.538.137.837.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Service100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

irm:StorageRental, irm:GlobalDataCenterBusiness



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value64626059616051451279
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.05.85.75.75.85.74.94.41.20.81.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.05.85.75.75.85.74.94.41.20.81.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:StorageRental irm:GlobalDataCenterBusiness100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:StorageRental, irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-312019-03-31
Value590575
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax55.254.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax55.254.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:StorageRental irm:GlobalRecordsandInformationManagementBusiness100.0100.0

irm:StorageRental, us-gaap:CorporateAndOther



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value2820211951181615481010
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.71.92.01.94.91.71.61.54.91.11.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.71.92.01.94.91.71.61.54.91.11.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:StorageRental us-gaap:CorporateAndOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:StorageRentalPowerAndConnectivity, irm:GlobalDataCenterBusiness



Period End2020-03-312019-03-31
Value119
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.10.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.10.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:StorageRentalPowerAndConnectivity irm:GlobalDataCenterBusiness100.0100.0

us-gaap:Service, irm:GlobalDataCenterBusiness



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value242112321000
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.40.20.20.20.30.30.30.10.10.10.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.40.20.20.20.30.30.30.10.10.10.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Service irm:GlobalDataCenterBusiness100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Service, irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-312019-03-31
Value366370
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax34.335.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax34.335.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Service irm:GlobalRecordsandInformationManagementBusiness100.0100.0

us-gaap:Service, us-gaap:CorporateAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value1619192018181598745
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.51.81.91.91.81.81.50.90.80.80.40.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.51.81.91.91.81.81.50.90.80.80.40.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Service us-gaap:CorporateAndOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value106810791062106610531061106010601042991965949938
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductOrService

irm:DataCenter



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value676864626164635446
Percentage of Revenues6.36.46.15.85.86.06.05.24.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.36.46.15.85.86.06.05.24.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:DataCenter0.00.0100.0100.0100.0100.0100.0100.0100.0

irm:DataManagement



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value141146145144147147146150152
Percentage of Revenues13.313.613.713.514.013.913.814.214.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.313.613.713.514.013.913.814.214.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:DataManagement0.00.0100.0100.0100.0100.0100.0100.0100.0

irm:InformationDestruction



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value102102102109111110109109103
Percentage of Revenues9.69.59.710.310.610.410.310.39.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.69.59.710.310.610.410.310.39.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:InformationDestruction0.00.0100.0100.0100.0100.0100.0100.0100.0

irm:RecordsManagement



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value756761749750733740741746740
Percentage of Revenues70.870.570.670.469.669.769.870.471.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax70.870.570.670.469.669.769.870.471.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:RecordsManagement0.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

irm:DataCenter, irm:GlobalDataCenterBusiness



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value676864626164635446
Percentage of Revenues6.36.46.15.85.86.06.05.24.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.36.46.15.85.86.06.05.24.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:DataCenter irm:GlobalDataCenterBusiness0.00.0100.0100.0100.0100.0100.0100.0100.0

irm:DataManagement, irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-312019-03-31
Value125133
Percentage of Revenues11.812.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.812.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:DataManagement irm:GlobalRecordsandInformationManagementBusiness0.00.0

irm:DataManagement, us-gaap:CorporateAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value161816151415141413
Percentage of Revenues1.51.71.51.51.31.41.41.31.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.51.71.51.51.31.41.41.31.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:DataManagement us-gaap:CorporateAndOther0.00.0100.0100.0100.0100.0100.0100.0100.0

irm:InformationDestruction, irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-312019-03-31
Value102111
Percentage of Revenues9.610.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.610.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:InformationDestruction irm:GlobalRecordsandInformationManagementBusiness0.00.0

irm:RecordsManagement, irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-312019-03-31
Value727701
Percentage of Revenues68.166.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax68.166.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:RecordsManagement irm:GlobalRecordsandInformationManagementBusiness0.00.0

irm:RecordsManagement, us-gaap:CorporateAndOther



Period End2020-03-312019-03-31
Value2832
Percentage of Revenues2.73.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.73.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:RecordsManagement us-gaap:CorporateAndOther0.0132.7

us-gaap:StatementBusinessSegments

irm:GlobalDataCenterBusiness



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value67686462616463544612810
Percentage of Revenues6.36.46.15.85.86.06.05.24.51.30.91.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.36.46.15.85.86.06.05.24.51.30.91.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:GlobalDataCenterBusiness0.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-312019-03-31
Value956945
Percentage of Revenues89.589.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax89.589.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irm:GlobalRecordsandInformationManagementBusiness0.00.0

us-gaap:CorporateAndOther



Period End2020-03-312019-03-31
Value4446
Percentage of Revenues4.24.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.24.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateAndOther0.0120.7

Cost Of Goods And Services Sold

Cost Of Goods And Service Excluding Depreciation Depletion And Amortization

us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value466455451465460445448451
Percentage of CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax43.742.242.543.643.742.042.242.6

Cost Of Services Excluding Depreciation Depletion And Amortization

Operating Expenses

Costs And Expenses

us-gaap:CostsAndExpenses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-30
Value931873838873895869865857877836788779791794807787620629619630604641639628615622624594593604655615667866566643622
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax87.180.979.081.984.981.981.680.884.284.481.782.184.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value238229239252270260258250269264242237240250252277207216215215196216213214225224223204203210210224245217235233218215210
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax22.321.222.523.725.724.524.423.625.926.725.125.025.60.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Income Loss

us-gaap:OperatingIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value137206223193158191195203164154176170147139135961301231261291441271411471429797140131122102153158141149116147131146-83150132142138121
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.919.121.018.115.118.118.419.215.815.618.317.915.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Interest Expense

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value42-471315-1513019-20-45-59196-7-23-2511-38-35-2-22-224-5-45-15-2-7-103-16-289-4-8-118-7
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.0-4.41.31.4-1.41.2-0.01.8-1.9-4.6-6.22.00.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-30
Value-22383-83-518-31-24-139311237750-7311223-11-341-56-454117-27-1420-2627-66
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-20.97.7-7.9-0.51.7-3.0-2.3-13.13.01.33.90.85.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value741301024191118
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.012.39.73.98.611.2

Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value6437108923015878934524258358495-1463523544112027242484852718275341614733658157274832
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.13.410.28.72.915.07.48.94.42.52.68.86.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Loss From Continuing Operations Before Income Taxes Domestic

Income Loss From Continuing Operations Before Income Taxes Foreign

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value916211010-514261-32189-123101110371554-18231242638314825163015204841381331
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.91.62.11.01.0-0.51.32.50.1-0.40.21.91.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value14716231515151122361125302131-3101210
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.30.71.52.21.41.51.41.12.13.71.22.73.20.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value6437108923015867934521248158497-13635235441130272424747427202653385534372537433-1504125438726
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.13.410.28.72.915.06.38.84.32.22.58.56.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDistributionsInExcessOfNetIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-06-302014-03-31
Value6337107922915765914492478587-1362523534127141
Percentage of ProfitLoss98.6101.699.4100.097.199.498.398.199.042.0100.196.999.390.8106.499.696.098.398.798.599.799.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.03.510.18.72.814.96.28.64.30.92.58.36.20.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedDistributionsInExcessOfNetIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value0000000000010000000001010-1
Percentage of ProfitLoss-0.2-2.0-0.1-0.2-0.2-0.1-0.0-0.0-0.1-1.2-0.12.30.49.2-6.40.44.01.71.31.51.05.61.11.61.1-6.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.1-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.20.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value-16612123814412046-3974346286109-2517-1185-5-1054-14-44276432104721182-2727195-10796821184
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-15.611.22.27.64.211.44.4-3.87.23.46.59.111.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value000011-2-32002011000000010001101001300000
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.1-0.00.00.20.1-0.2-0.30.20.0-0.10.3-0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value-16712023814512144-4376346188109-2419-1086-5-1155-14-44277432105731283-2827297-10396821184
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-15.611.22.27.74.411.54.2-4.17.33.46.49.311.60.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value6337107922915867934422247858487-13625235341120271414747426192552385532372527332-1534024
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.03.510.18.72.814.96.38.84.32.32.58.36.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value000000000-10200000000000000100000120000-1
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.1-0.10.10.00.10.1-0.00.00.0-0.1-0.00.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets

us-gaap:Assets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-30
Value1356613816135771372013689118521180511812119981097210260981496729486990497416422635066696422637165706636673567066653638063346298635863276087608660416391641064706395635066476738684667066472
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

irm:GlobalDataCenterBusiness



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value253825352349233023102217215919091875382365207186
Percentage of Assets18.718.417.317.016.918.718.316.215.63.53.62.11.9
Percentage of Assets18.718.417.317.016.918.718.316.215.63.53.62.11.9
Percentage of Assets irm:GlobalDataCenterBusiness100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-312019-12-312019-03-312018-12-312017-12-31
Value10552107531078591359151
Percentage of Assets77.877.878.877.183.4
Percentage of Assets77.877.878.877.183.4
Percentage of Assets irm:GlobalRecordsandInformationManagementBusiness100.0100.0100.0100.0100.0

us-gaap:CorporateAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value4755276845625515044284718991441706593588650494318644261291270305259281259248370310316
Percentage of Assets3.53.85.04.14.04.33.64.07.513.16.96.06.16.65.15.09.74.14.64.14.63.84.23.93.95.94.95.0
Percentage of Assets3.53.85.04.14.04.33.64.07.513.16.96.06.16.65.15.09.74.14.64.14.63.84.23.93.95.94.95.0
Percentage of Assets us-gaap:CorporateAndOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value13566138161357713720136891185211805118121199810972102609814967294869904974164226350666964226371657066366735670666536380633462986358632760876086604163916410647063956350664767386846
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value11231463151016571759188419372055225922971866185519021936212422214965086077087428564551288104210471058108011141149128712391259124517062053201919551960211221472153
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.310.611.112.112.915.916.417.418.820.918.218.919.720.421.522.87.78.09.111.011.713.06.919.115.515.716.617.117.718.120.320.420.720.626.732.031.230.630.931.831.931.5

us-gaap:StatementEquityComponents

irm:AccumulatedGainLossNetDerivativesParent



Period End2020-03-312019-12-312019-03-312018-12-31
Value-18-9-30
Percentage of StockholdersEquity-1.6-0.7-0.2-0.1
Percentage of Assets-0.1-0.1-0.0-0.0
Percentage of Assets irm:AccumulatedGainLossNetDerivativesParent0.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value-493-262-346-261-250-265-228-207-74-103-212-174
Percentage of StockholdersEquity-43.9-17.9-22.9-15.8-14.3-14.1-11.8-10.1-3.3-4.5-11.0-34.4
Percentage of Assets-3.6-1.9-2.5-1.9-1.8-2.2-1.9-1.8-0.6-0.9-2.2-2.8
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-475-252-336-253-247-264-232-209-73-103
Percentage of StockholdersEquity-42.3-17.3-22.2-15.3-14.1-14.0-12.0-10.2-3.3-4.5
Percentage of Assets-3.5-1.8-2.5-1.8-1.8-2.2-2.0-1.8-0.6-0.9
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value1199123612031215120912081215124415241950132812051198111214671289831857122887488791797696298793394210451001102410658919319141259106910181055994112510901211
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.88.98.98.98.810.210.310.512.717.812.912.312.411.714.813.213.013.518.413.613.914.014.714.314.714.014.816.515.916.116.814.615.315.119.716.715.716.515.716.916.217.7

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-312007-12-31
Value152193186161161165197188442925337291295236458236117128492117119125183145169120172258229243334170178179480271189258184340325446449316271278125
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.11.41.41.21.21.41.71.63.78.43.33.03.12.54.62.41.82.07.41.81.91.92.82.22.51.82.74.13.73.85.32.82.93.07.54.22.94.02.95.14.86.56.74.90.00.00.0

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value831850821852837846847867859835784730721691700710574564573596590604618636626616614581571572576572558543548577610575590581582585
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.16.26.16.26.17.17.27.37.27.67.67.47.57.37.17.38.98.98.69.39.39.29.39.59.39.39.69.29.19.09.19.49.29.08.69.09.49.09.38.78.68.5

Other Assets Current

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value21419219520021019517018922318820518418118416919211614213913913613912814513114410615616616411397110105132138
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.61.41.41.51.51.71.41.61.91.72.01.91.91.91.72.01.82.32.12.22.12.11.92.22.02.21.72.52.62.61.81.61.81.72.12.2

Noncurrent Assets

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value795080487868784077387600746973837306625160945826566255355574554048654744464346814597466846654737464246314581446544704443435842554244423242084298444743634283416141654184
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets58.658.358.057.156.564.163.362.560.957.059.459.458.558.456.356.975.874.769.672.972.271.170.370.369.269.671.870.571.069.968.969.969.770.165.867.068.768.267.562.661.861.1

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value342934253311328132133111304429772940283327492651255024522408234423262247221421882120211721042131208020522075201319921965194718791841182518121820192018441785170416571616
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets25.324.824.423.923.526.325.825.224.525.826.827.026.425.924.324.136.235.433.234.133.332.231.731.631.030.932.531.831.630.930.830.930.330.228.428.429.728.828.125.624.623.6

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value452146234556455845254489442444064365341733443175311130833166319625392497242824932476255025602606256125782505245224782477241023762402240723952478252625192498245625072568
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets33.333.533.633.233.137.937.537.336.431.132.632.432.232.532.032.839.539.336.438.838.938.838.638.738.238.839.338.739.339.038.139.039.539.837.538.739.139.439.337.037.237.5

Investments In Affiliates Subsidiaries Associates And Joint Ventures

Goodwill

us-gaap:Goodwill



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value437244854421447344654441447844664325407040703988395739053861384024002360234723882358242324212473246624632376231723082334233623212282225422592358237923232333254425922534
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets32.232.532.632.632.637.537.937.836.137.139.740.640.941.239.039.437.437.235.237.237.036.936.536.736.837.037.236.636.736.736.938.137.537.335.336.836.836.336.738.338.537.0

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302010-09-302010-06-302010-03-312009-12-31
Value136313931415146714951506151615301410139613081290126913231329621606642641627656653668666537501491492481452457484497494429438
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.110.110.410.710.912.712.813.012.913.613.313.313.413.413.69.79.59.610.09.810.09.99.99.98.47.97.87.87.97.47.27.67.87.46.46.4

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

irm:Commissions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value2627282930280
Percentage of FiniteLivedIntangibleAssetsNet1.92.02.02.02.01.90.0
Percentage of Assets0.20.20.20.20.20.20.0
Percentage of Assets irm:Commissions0.00.00.00.00.00.00.0

irm:CustomerInducements



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value25232223222221222273
Percentage of FiniteLivedIntangibleAssetsNet1.81.71.61.61.51.51.41.40.05.2
Percentage of Assets0.20.20.20.20.20.20.20.20.20.7
Percentage of Assets irm:CustomerInducements0.00.00.00.00.00.00.00.00.00.0

irm:CustomerRelationshipsCustomerInducementsandDataCenter



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1390142014431496152515351516153015921400
Percentage of FiniteLivedIntangibleAssetsNet101.9102.0102.0102.0102.0101.9100.0100.00.099.3
Percentage of Assets10.210.310.610.911.113.012.813.013.312.8
Percentage of Assets irm:CustomerRelationshipsCustomerInducementsandDataCenter0.00.00.00.00.00.00.00.00.00.0

irm:DataCenter



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value14916217418820022124025426918
Percentage of FiniteLivedIntangibleAssetsNet11.011.712.312.813.414.715.916.60.01.3
Percentage of Assets1.11.21.31.41.51.92.02.22.20.2
Percentage of Assets irm:DataCenter0.00.00.00.00.00.00.00.00.00.0

us-gaap:CustomerRelationships



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1189120712181255127112631254125413011308
Percentage of FiniteLivedIntangibleAssetsNet87.286.686.185.685.183.882.781.90.092.8
Percentage of Assets8.88.79.09.19.310.710.610.610.811.9
Percentage of Assets us-gaap:CustomerRelationships0.00.00.00.00.00.00.00.00.00.0

Deferred Tax Assets Liabilities Net

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value2032092132132012071691641891331311471271331031043231242623232525272620202121261718192122414970728458
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.51.51.61.61.51.71.41.41.61.21.31.51.31.41.01.10.50.50.40.40.40.40.40.40.40.40.30.30.30.30.40.30.30.30.30.40.60.81.11.11.30.9

Liabilities Current

us-gaap:LiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value15811949183016161515146212471273123113301232147414181046102498274884191075272085615989018679598281072844904772780778849754798807854747731725814
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.714.113.511.811.112.310.610.810.312.112.015.014.711.010.310.111.713.313.711.711.313.024.113.412.914.413.016.913.414.212.212.812.814.111.812.512.513.411.811.010.811.9

Long Term Debt Current

us-gaap:LongTermDebtCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value127389394123125126121123137146180423421172121112898852
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.92.82.90.90.91.11.01.01.11.31.84.34.41.81.21.21.41.40.8

Accounts Payable Current

us-gaap:AccountsPayableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value321324289303283318285293251289252247239222233220180219156162184203141162167216164141168168124136139156130133132161138124132175
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.42.42.12.22.12.72.42.52.12.62.52.52.52.32.42.32.83.52.42.52.93.12.12.42.53.32.62.22.72.62.02.22.32.62.02.12.02.52.21.92.02.6

Other Accrued Liabilities Current

Accrued Income Taxes Current

Other Liabilities Current

Dividends Payable Current

Long Term Debt

us-gaap:LongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value8835866486158513849081428230808581587043688064526343625164596215502148454616
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets65.162.763.562.062.068.769.768.468.064.267.165.765.665.965.263.878.276.370.3

us-gaap:DebtInstrument, us-gaap:LongtermDebtType

irm:NewCreditAgreement, us-gaap:RevolvingCreditFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value6343363431168112677980681278645211500
Percentage of LongTermDebt7.23.94.013.713.39.69.810.19.66.416.70.0
Percentage of Assets4.72.42.58.58.26.66.86.96.64.111.20.0
Percentage of Assets irm:NewCreditAgreement us-gaap:RevolvingCreditFacility0.00.00.00.00.00.00.00.00.00.00.00.0

irm:TermLoanA, irm:TermLoanFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value225228231234237240243246240243
Percentage of LongTermDebt2.52.62.72.82.83.03.03.12.93.5
Percentage of Assets1.71.71.71.71.72.02.12.12.02.2
Percentage of Assets irm:TermLoanA irm:TermLoanFacility0.00.00.00.00.00.00.00.00.00.0

irm:TermLoanB, irm:TermLoanFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value6776786806816836846856876890
Percentage of LongTermDebt7.77.87.98.08.08.48.38.58.50.0
Percentage of Assets5.04.95.05.05.05.85.85.85.70.0
Percentage of Assets irm:TermLoanB irm:TermLoanFacility0.00.00.00.00.00.00.00.00.00.0

irm:UKBilateralRevolvingCreditFacility, us-gaap:RevolvingCreditFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value1711821701751801751790
Percentage of LongTermDebt1.92.12.02.12.12.22.20.0
Percentage of Assets1.31.31.31.31.31.51.50.0
Percentage of Assets irm:UKBilateralRevolvingCreditFacility us-gaap:RevolvingCreditFacility0.00.00.00.00.00.00.00.0

us-gaap:LongtermDebtType

irm:AccountsReceivablesSecuritizationProgram



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value270271271254252221238248271258253249249246208216221205
Percentage of LongTermDebt3.13.13.23.03.02.72.93.13.33.73.73.93.93.93.23.54.44.2
Percentage of Assets2.02.02.01.91.81.92.02.12.32.42.52.52.62.62.12.23.43.2
Percentage of Assets irm:AccountsReceivablesSecuritizationProgram0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

irm:AustralianDollarTermLoan



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value195224217227231230336338255184185183183173185
Percentage of LongTermDebt2.22.62.52.72.72.84.14.23.12.62.72.82.92.82.9
Percentage of Assets1.41.61.61.71.71.92.82.92.11.71.81.91.91.81.9
Percentage of Assets irm:AustralianDollarTermLoan0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

irm:CADSeniorNotes5.375Percentdue2023



Period End2020-03-312019-12-312019-09-302018-12-31
Value174189186180
Percentage of LongTermDebt2.02.22.22.2
Percentage of Assets1.31.41.41.5
Percentage of Assets irm:CADSeniorNotes5.375Percentdue20230.00.00.00.0

irm:EuroSeniorNotes3Percentdue2025



Period End2020-03-312019-12-312019-09-302018-12-31
Value326333323339
Percentage of LongTermDebt3.73.83.84.2
Percentage of Assets2.42.42.42.9
Percentage of Assets irm:EuroSeniorNotes3Percentdue20250.00.00.00.0

irm:GBPSeniorNotes3.875Percentdue2025



Period End2020-03-312019-12-312019-09-302018-12-31
Value489521486502
Percentage of LongTermDebt5.56.05.66.2
Percentage of Assets3.63.83.64.2
Percentage of Assets irm:GBPSeniorNotes3.875Percentdue20250.00.00.00.0

irm:MortgageSecuritizationProgram



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value4949484848484848484848484848
Percentage of LongTermDebt0.60.60.60.60.60.60.60.60.60.70.70.80.80.8
Percentage of Assets0.40.40.40.40.40.40.40.40.40.40.50.50.50.5
Percentage of Assets irm:MortgageSecuritizationProgram0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

irm:RealEstateMortgagesCapitalLeasesAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value494523533559566606611613630648608532516477443434355332319
Percentage of LongTermDebt5.66.06.26.66.77.47.47.67.79.28.88.38.17.66.97.07.16.96.9
Percentage of Assets3.63.83.94.14.15.15.25.25.35.95.95.45.35.04.54.55.55.24.9
Percentage of Assets irm:RealEstateMortgagesCapitalLeasesAndOther0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

irm:SeniorNotes4.375Percentdue2021



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value497497497496496495495494494494493493492492491492
Percentage of LongTermDebt5.65.75.85.85.86.16.06.16.17.07.27.67.87.97.67.9
Percentage of Assets3.73.63.73.63.64.24.24.24.14.54.85.05.15.25.05.1
Percentage of Assets irm:SeniorNotes4.375Percentdue20210.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

irm:SeniorNotes4.875PercentDue2029



Period End2020-03-312019-12-312019-09-302018-12-31
Value9869859850
Percentage of LongTermDebt11.211.411.40.0
Percentage of Assets7.37.17.30.0
Percentage of Assets irm:SeniorNotes4.875PercentDue20290.00.00.00.0

irm:SeniorNotes4.875Percentdue2027



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value9899889889889879879879869869869850
Percentage of LongTermDebt11.211.411.511.611.612.112.012.212.114.014.30.0
Percentage of Assets7.37.27.37.27.28.38.48.48.29.09.60.0
Percentage of Assets irm:SeniorNotes4.875Percentdue20270.00.00.00.00.00.00.00.00.00.00.00.0

irm:SeniorNotes5.25Percentdue2028



Period End2020-03-312019-12-312019-09-302018-12-31
Value815815814814
Percentage of LongTermDebt9.29.49.510.0
Percentage of Assets6.05.96.06.9
Percentage of Assets irm:SeniorNotes5.25Percentdue20280.00.00.00.0

irm:SeniorNotes5.375Percentdue2026



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value247247247247246246246246246246246246246245245246
Percentage of LongTermDebt2.82.92.92.92.93.03.03.03.03.53.63.83.93.93.84.0
Percentage of Assets1.81.81.81.81.82.12.12.12.12.22.42.52.52.62.52.5
Percentage of Assets irm:SeniorNotes5.375Percentdue20260.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

irm:SeniorNotes6Percentdue2023



Period End2020-03-312019-12-312019-09-302018-12-31
Value596595595594
Percentage of LongTermDebt6.76.96.97.3
Percentage of Assets4.44.34.45.0
Percentage of Assets irm:SeniorNotes6Percentdue20230.00.00.00.0

irm:SeniorSubordinatedNotes5.75PercentDue2024



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value993993993992992992991991991990990990989989989988988988986
Percentage of LongTermDebt11.211.511.511.711.712.212.112.312.114.114.415.315.615.815.315.919.720.421.4
Percentage of Assets7.37.27.37.27.38.48.48.48.39.09.710.110.210.410.010.215.415.615.0
Percentage of Assets irm:SeniorSubordinatedNotes5.75PercentDue20240.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value8708827582208390836580168109796180206896670060285922607863386103493147574564
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets64.259.960.561.161.167.668.767.466.962.965.361.461.264.164.062.776.874.969.5

Deferred Tax Liabilities Noncurrent

Minority Interest

us-gaap:MinorityInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value0011111111111025242419121313131198101313131211109878876344
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.30.30.40.30.20.20.20.20.20.10.10.20.20.20.20.20.20.20.20.10.10.10.10.10.10.10.10.1

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value15314313013112711111611996738785869988867471747972737266696870666662556157535285858789128124105
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.11.01.01.00.90.91.01.00.80.70.90.90.91.00.90.91.21.11.11.21.11.11.11.01.01.01.11.11.11.00.91.00.90.90.81.31.31.41.41.91.81.5

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value11231463151016571759188419372055225922971866185519021936212422214965086077087428564551288104210471058108011141149128712391259124517062053201919551960211221472153
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.310.611.112.112.915.916.417.418.820.918.218.919.720.421.522.87.78.09.111.011.713.06.919.115.515.716.617.117.718.120.320.420.720.626.732.031.230.630.931.831.931.5

us-gaap:StatementEquityComponents

irm:AccumulatedGainLossNetDerivativesParent



Period End2020-03-312019-12-312019-03-312018-12-31
Value-18-9-30
Percentage of StockholdersEquity-1.6-0.7-0.2-0.1
Percentage of Assets-0.1-0.1-0.0-0.0
Percentage of Assets irm:AccumulatedGainLossNetDerivativesParent0.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value-493-262-346-261-250-265-228-207-74-103-212-174
Percentage of StockholdersEquity-43.9-17.9-22.9-15.8-14.3-14.1-11.8-10.1-3.3-4.5-11.0-34.4
Percentage of Assets-3.6-1.9-2.5-1.9-1.8-2.2-1.9-1.8-0.6-0.9-2.2-2.8
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-475-252-336-253-247-264-232-209-73-103
Percentage of StockholdersEquity-42.3-17.3-22.2-15.3-14.1-14.0-12.0-10.2-3.3-4.5
Percentage of Assets-3.5-1.8-2.5-1.8-1.8-2.2-2.0-1.8-0.6-0.9
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value222222222222222222222211111111111112222222
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Retained Earnings Accumulated Deficit

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value-493-262-346-261-250-265-228-207-74-103-115-153-161-212-138-149-152-174-163-129-131-75-47-2-6-8-4-2152018-125-2570522922-23827
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-3.6-1.9-2.5-1.9-1.8-2.2-1.9-1.8-0.6-0.9-1.1-1.6-1.7-2.2-1.4-1.5-2.4-2.8-2.5-2.0-2.1-1.1-0.7-0.0-0.1-0.1-0.1-0.30.10.30.3-0.00.4-0.00.11.10.80.50.4-0.40.10.4

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value125318218312117311231301912021991971211212151258122114017455510674119131127
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.729.520.629.311.129.321.828.48.820.420.620.813.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value-231-95-165-158-311-119-181-359-1562-116-262-116-104-28-104-295-107-192-79-74-76-128-100-67-98-233-74
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-21.6-8.8-15.6-14.9-29.5-11.2-17.1-33.9-149.8-11.7-27.2-12.3-11.10.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value73-218-19-148187-218-29-186985498103-9836-31512829319-394321-10468120-14-14-90-17-56
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.9-20.3-1.8-13.917.8-20.6-2.8-17.694.550.310.7-10.33.90.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value125318218312117311231301912021991971211212151258122114017455510674119131127
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.729.520.629.311.129.321.828.48.820.420.620.813.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value6437108923015867934521248158497-13635235441130272424747427202653385534372537433-1504125438726
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.13.410.28.72.915.06.38.84.32.22.58.56.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDistributionsInExcessOfNetIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-06-302014-03-31
Value6337107922915765914492478587-1362523534127141
Percentage of ProfitLoss98.6101.699.4100.097.199.498.398.199.042.0100.196.999.390.8106.499.696.098.398.798.599.799.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.03.510.18.72.814.96.28.64.30.92.58.36.20.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedDistributionsInExcessOfNetIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value0000000000010000000001010-1
Percentage of ProfitLoss-0.2-2.0-0.1-0.2-0.2-0.1-0.0-0.0-0.1-1.2-0.12.30.49.2-6.40.44.01.71.31.51.05.61.11.61.1-6.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.1-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.20.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value1621731571641621641571561601411281281241251241158785868785898886797880807778777989878585817876
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

irm:GlobalDataCenterBusiness



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value3535343231322722224211
Percentage of DepreciationDepletionAndAmortization21.720.521.619.919.520.017.714.413.93.51.81.21.1

irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-312019-03-31
Value112116
Percentage of DepreciationDepletionAndAmortization69.071.4

us-gaap:CorporateAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value15261413141514151611141413151010999897778
Percentage of DepreciationDepletionAndAmortization9.315.19.38.49.19.59.39.810.07.911.611.110.612.19.112.211.110.811.29.710.68.39.89.010.0

Increase Decrease In Other Operating Capital Net

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value-231-95-165-158-311-119-181-359-1562-116-262-116-104-28-104-295-107-192-79-74-76-128-100-67-98-233-74
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-21.6-8.8-15.6-14.9-29.5-11.2-17.1-33.9-149.8-11.7-27.2-12.3-11.10.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value97159166182184130112121959978927382828280876364748880107466295585155484761635681826171
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

irm:GlobalDataCenterBusiness



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value4311257101121544143138588
Percentage of PaymentsToAcquirePropertyPlantAndEquipment44.470.434.455.465.841.937.335.413.78.97.09.612.2

irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-312019-03-31
Value4151
Percentage of PaymentsToAcquirePropertyPlantAndEquipment42.927.9

us-gaap:CorporateAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value121314121115111114-311192019441710131211927121522
Percentage of PaymentsToAcquirePropertyPlantAndEquipment12.78.48.97.06.312.210.39.115.3-3.115.220.928.023.553.621.917.320.517.413.311.625.126.025.323.9

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value73-218-19-148187-218-29-186985498103-9836-31512829319-394321-10468120-14-14-90-17-56
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.9-20.3-1.8-13.917.8-20.6-2.8-17.694.550.310.7-10.33.90.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Payments Of Dividends

Payments Of Dividends

Payments For Repurchase Of Common Stock

Debt Instrument Interest Rate Stated Percentage

us-gaap:LongtermDebtType

us-gaap:DebtInstrumentInterestRateStatedPercentage

irm:AccountsReceivablesSecuritizationProgram



Period End2020-03-31
Value0.02
Percentage of DebtInstrumentInterestRateStatedPercentage100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations irm:AccountsReceivablesSecuritizationProgram0.0

Effective Income Tax Rate Continuing Operations

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

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

irm:EmployeeAndNonEmployeesStockOption



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value51834835445444433443343
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

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

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

irm:PerformanceUnitsOriginalAwards



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value42500000000000000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod100.00.00.00.0100.00.00.0100.0100.00.00.00.0100.0100.0100.0

us-gaap:PerformanceShares



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value42500000000000000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod100.00.00.00.0100.00.00.0100.0100.00.00.00.0100.0100.0100.0

us-gaap:RestrictedStockUnitsRSU



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-30
Value8660000000000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod203.50.00.0163.10.01521.3175.80.00.0228.7893.7

Share Based Compensation

us-gaap:ShareBasedCompensation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value6771287787778675966676759544
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

Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-012018-12-31
Value1906186917651793179118250
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.00.0

us-gaap:BusinessAcquisition

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value1041616131000
Percentage of OperatingLeaseRightOfUseAsset5.50.91.00.70.60.00.0

Cash And Cash Equivalents Period Increase Decrease

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-312015-12-31
Value152193186161161165197188925236128
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:Adjustedearningsbeforeinterestexpensenetprovisionbenefitforincometaxesdepreciationandamortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value363386375350324359363369343326323318292
Percentage of Adjustedearningsbeforeinterestexpensenetprovisionbenefitforincometaxesdepreciationandamortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

irm:GlobalDataCenterBusiness



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value3035322726262724202151
Percentage of Adjustedearningsbeforeinterestexpensenetprovisionbenefitforincometaxesdepreciationandamortization8.59.28.67.98.07.47.56.76.10.80.31.90.5

irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-312019-03-31
Value391365
Percentage of Adjustedearningsbeforeinterestexpensenetprovisionbenefitforincometaxesdepreciationandamortization108.0112.7

us-gaap:CorporateAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-59-37-58-78-73-52-66-62-62-56-61-56-63
Percentage of Adjustedearningsbeforeinterestexpensenetprovisionbenefitforincometaxesdepreciationandamortization-16.5-9.8-15.5-22.3-22.5-14.7-18.3-17.0-18.1-17.2-19.2-17.9-21.6

irm:AdjustmentstoAdditionalPaidinCapitalChangeinValueofRedeemableNoncontrollingInterests



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-40001726024000
Percentage of AdjustmentstoAdditionalPaidinCapitalChangeinValueofRedeemableNoncontrollingInterests100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

irm:RedeemableNoncontrollingInterests



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value4040-124-2-60-24000
Percentage of AdjustmentstoAdditionalPaidinCapitalChangeinValueofRedeemableNoncontrollingInterests-100.00.00.0-100.0-100.0341.3-100.0-100.0-100.0-100.0-100.0-100.0-100.0

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-40001726024000
Percentage of AdjustmentstoAdditionalPaidinCapitalChangeinValueofRedeemableNoncontrollingInterests100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:AllocatedShareBasedCompensationExpenseEarningsPerShareBasicAndDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302009-09-302009-06-30
Value0.020.030.020.040.030.0200000000000000040.020.030.020.0200000000000000040.030.020.020.019999999999999990.070.030.020.019999999999999990.020.030.020.030.030.030.030.030.030.020.030.040.010.00.020.020.020.020.02
Percentage of AllocatedShareBasedCompensationExpenseEarningsPerShareBasicAndDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

irm:AmortizationOfIntangibleAssetsCustomerInducementsAndMarketLeases



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value2333443
Percentage of AmortizationOfIntangibleAssetsCustomerInducementsAndMarketLeases100.0100.0100.0100.0100.0100.0100.0

irm:BusinessCombinationConsiderationTransferredAccruedPurchasePriceandOtherHoldbacks



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value001117125020000
Percentage of BusinessCombinationConsiderationTransferredAccruedPurchasePriceandOtherHoldbacks0.00.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:BusinessAcquisition

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value27011171250
Percentage of BusinessCombinationConsiderationTransferredAccruedPurchasePriceandOtherHoldbacks0.00.0100.0100.0100.0100.0100.0100.0100.0

irm:FinanceLeaseCost



Period End2020-03-312019-09-302019-06-302019-03-31
Value17191922
Percentage of FinanceLeaseCost100.0100.0100.0100.0

irm:ForeignCurrencyTransactionGainLossUnrealizedAndAdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value44-551719-1115123-23-14-12-2407-12-208-16-4110-70-1118-17-23
Percentage of ForeignCurrencyTransactionGainLossUnrealizedAndAdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:GoodwillNonDeductibleAcquiredDuringPeriod



Period End2020-03-312019-09-302019-06-302019-03-31
Value600010
Percentage of GoodwillNonDeductibleAcquiredDuringPeriod100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-31
Value60
Percentage of GoodwillNonDeductibleAcquiredDuringPeriod100.0

us-gaap:CorporateAndOther



Period End2020-03-312019-09-302019-06-302019-03-31
Value0001
Percentage of GoodwillNonDeductibleAcquiredDuringPeriod0.00.04.517.6

irm:GoodwillPurchaseAccountingAdjustmentsGross



Period End2020-03-31
Value-4
Percentage of GoodwillPurchaseAccountingAdjustmentsGross100.0

irm:IncomelossfromContinuingOperationsNetofTaxexcludingPortionAttributabletoNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value6337107922915878934525258058495-1562523
Percentage of IncomelossfromContinuingOperationsNetofTaxexcludingPortionAttributabletoNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:IncreaseDecreaseInContractWithCustomerLiabilitiesNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-11-13-11-10-41-7-8-4-50000
Percentage of IncreaseDecreaseInContractWithCustomerLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

irm:IncrementalCommonSharesAttributableToShareBasedPaymentsArrangementsStockOption



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-06-302009-09-30
Value00000000000000000000110001100001011
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentsArrangementsStockOption100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:IncrementalCommonSharesAttributableToShareBasedPaymentsRestrictedStockAndRSUsAndPUs



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-06-30
Value467334.042048.0445081.0407659.0732421.041447.0558891.0347543.0484314.063233.0526725.0318375.0492905.016386.0592773.00.0463053.0-10826.0382995.0419002.0788758.0520644.0382317.0507219.0338617.0408103.0501974.0320537.0181292.0181867.0112969.0119319.027659.04602.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentsRestrictedStockAndRSUsAndPUs100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:NoncashInvestingAndFinancingActivitiesFinancingLeases



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value131276727222013
Percentage of NoncashInvestingAndFinancingActivitiesFinancingLeases100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:NoncashOrPartNoncashTransactionOperatingLeases



Period End2020-03-312019-03-31
Value11021
Percentage of NoncashOrPartNoncashTransactionOperatingLeases100.0100.0

irm:OperatingLeaseModificationsAndReassessments



Period End2020-03-312019-03-31
Value341
Percentage of OperatingLeaseModificationsAndReassessments100.0100.0

irm:OtherComprehensiveIncomeLossDerivativeGainLossNetofTax



Period End2020-03-312019-03-31
Value-8-2
Percentage of OtherComprehensiveIncomeLossDerivativeGainLossNetofTax100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-03-31
Value-8-2
Percentage of OtherComprehensiveIncomeLossDerivativeGainLossNetofTax100.0100.0

irm:OtherComprehensiveIncomeLossForeignCurrencyTransactionandTranslationAdjustmentExcludingRedeemableNoncontrollingInterestNetofTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-22283-82-517-32-22-135301138751-7411223
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionandTranslationAdjustmentExcludingRedeemableNoncontrollingInterestNetofTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-22283-82-517-32-22-135301138751-7410223
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionandTranslationAdjustmentExcludingRedeemableNoncontrollingInterestNetofTax100.0100.0100.0100.0100.0100.0100.0100.099.5100.0100.0102.599.9100.095.9102.998.0

irm:OtherNonoperatingIncomeExpenseOtherNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302009-09-302009-06-30
Value5-2-4-42-600100392-2-12000000001010110-1156001
Percentage of OtherNonoperatingIncomeExpenseOtherNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:PaymentsForStockPlans



Period End2020-03-312019-03-31
Value45
Percentage of PaymentsForStockPlans100.0100.0

irm:PaymentsOfFinancingCostsAndOther



Period End2020-03-312019-03-31
Value70
Percentage of PaymentsOfFinancingCostsAndOther100.00.0

irm:PaymentsforCustomerInducements



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value411322230653439517644
Percentage of PaymentsforCustomerInducements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:PaymentstoAcquireCustomerRelationshipsCustomerInducementsandContractFulfillmentCosts



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value17222267261918
Percentage of PaymentstoAcquireCustomerRelationshipsCustomerInducementsandContractFulfillmentCosts100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

irm:GlobalDataCenterBusiness



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value00132000
Percentage of PaymentstoAcquireCustomerRelationshipsCustomerInducementsandContractFulfillmentCosts2.73.56.447.32.61.63.8

irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-312019-03-31
Value1635
Percentage of PaymentstoAcquireCustomerRelationshipsCustomerInducementsandContractFulfillmentCosts97.352.7

us-gaap:CorporateAndOther



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value0.00.00.00.00.00.0357000.0
Percentage of PaymentstoAcquireCustomerRelationshipsCustomerInducementsandContractFulfillmentCosts0.00.00.00.00.00.02.0

irm:ProceedsFromIssuanceOfSecuredDebtShortTermAndLongTerm



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value2850180392581274172329143492344754964050437227792714311642404676250927833067262424502876386701607
Percentage of ProceedsFromIssuanceOfSecuredDebtShortTermAndLongTerm100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:RepaymentsOfSecuredDebtShortTermAndLongTerm



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value25811844100871251135129653349346644104767391030692682329141735002238422573624263222822454355635428
Percentage of RepaymentsOfSecuredDebtShortTermAndLongTerm100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentForAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value53585354515448485040312929292414131313131312911109
Percentage of AdjustmentForAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllocatedShareBasedCompensationExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302009-09-302009-06-30
Value677128778777867209666768779754694354644
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllocatedShareBasedCompensationExpenseNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value666117768666546147444546556643562033
Percentage of AllocatedShareBasedCompensationExpenseNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AmortizationOfFinancingCostsAndDiscounts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value444444343343333222222111111
Percentage of AmortizationOfFinancingCostsAndDiscounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AmortizationOfIntangibleAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302009-09-302009-06-30
Value485349504750444447372725252726211110111111121211891010777769998
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

irm:CustomerRelationshipsAndCustomerInducements



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value262928272628282624
Percentage of AmortizationOfIntangibleAssets54.858.855.958.259.864.461.196.295.5

irm:DataCenterAboveandBelowMarketLeases



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0000011110000
Percentage of AmortizationOfIntangibleAssets0.41.71.91.81.92.42.82.92.30.00.00.00.0

irm:LeasesAcquiredInPlaceandTenantRelationships



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value111111111212127100000
Percentage of AmortizationOfIntangibleAssets23.221.023.022.526.325.226.916.923.00.00.00.00.0

irm:PermanentWithdrawalFees



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2222223222223
Percentage of AmortizationOfIntangibleAssets5.04.44.75.15.75.27.26.65.57.09.710.712.6

us-gaap:OtherIntangibleAssets



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value222010111112
Percentage of AmortizationOfIntangibleAssets4.85.14.31.62.31.43.72.55.33.84.59.2

us-gaap:StatementBusinessSegments

irm:GlobalDataCenterBusiness



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value131413131215119101000
Percentage of AmortizationOfIntangibleAssets27.327.528.127.026.430.325.721.023.13.90.10.20.3

irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-312019-03-31
Value3333
Percentage of AmortizationOfIntangibleAssets67.969.2

us-gaap:CorporateAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value21531221222112100000000000
Percentage of AmortizationOfIntangibleAssets4.828.46.93.74.44.43.25.56.35.75.66.19.95.43.34.3-0.80.80.40.40.40.00.40.40.3

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302009-09-302009-06-30
Value551345333322201221001120001212810877
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetImpairmentCharges



Period End2020-03-312019-03-31
Value230
Percentage of AssetImpairmentCharges100.00.0

us-gaap:BusinessCombinationSeparatelyRecognizedTransactionsExpensesAndLossesRecognized



Period End2020-03-312019-03-31
Value02
Percentage of BusinessCombinationSeparatelyRecognizedTransactionsExpensesAndLossesRecognized0.0100.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value60412-9752410123621-291663147-14222-1-1344362621212925
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByAssetClass

us-gaap:CapitalizedContractCostAmortization

irm:Commissions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value554533333
Percentage of CapitalizedContractCostAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:IntakeCosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value222222222
Percentage of CapitalizedContractCostAmortization49.447.653.347.867.972.475.176.276.1

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-406240-4-329
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302012-03-312011-03-31
Value0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0-39000.046000.0
Percentage of CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0100.0100.0

us-gaap:CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302013-03-312012-03-312011-03-31
Value000508000000096000000-1-9
Percentage of CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations0.00.00.0100.00.0100.00.00.00.00.00.00.00.0100.0100.0100.00.00.00.0100.0100.0100.0

us-gaap:CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302013-03-312012-03-312011-03-31
Value0000000000-1-200210000-48
Percentage of CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations0.00.00.00.00.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared



Period End2020-03-312019-10-312019-07-262019-05-222019-02-072019-03-312018-10-252018-12-312018-07-242018-09-302018-05-242018-06-302018-02-142018-03-312017-10-242017-12-312017-07-272017-09-302017-05-242017-06-302017-02-152017-03-312016-10-312016-12-312016-07-272016-09-302016-05-252016-06-302016-02-182016-02-172016-03-312015-10-292015-12-312015-09-112015-08-272015-09-302015-05-282015-06-302015-02-192015-03-312014-11-172014-09-152014-09-302014-05-282014-05-282014-06-302014-03-142014-03-142014-03-312013-12-162013-12-162013-09-112013-09-112013-09-302013-06-062013-06-062013-06-302013-03-142013-03-142013-03-312013-03-312012-12-142012-12-312012-10-112012-10-312012-09-062012-09-302012-09-302012-06-052012-06-302012-06-302012-03-082012-03-312012-03-312011-12-312011-09-302011-09-302011-06-302011-06-302011-03-312011-03-312010-12-312010-09-302010-09-302010-06-302010-06-302010-03-312010-03-31
Value0.61850.61850.6110.6110.6110.6110.6110.61120000000000020.58750.58760.58750.58770.58750.58880.58750.61569999999999990.550.55340.550.55040.550.55040.550.55410.4850.48520.4850.51740.4850.4850.48530.4850.48499999999999990.4750.4750.47510.4750.47520.4750.47470.4750.4754.0960.270.270.27050.270.270.270.270.270.270.270.270.270.270.270.270.270.270.270.270.274.064.060.270.270.270.270.270.270.250.250.250.250.250.250.250.250.18750.18750.18750.06250.06250.06250.06250.06250.0625
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SubsequentEventType

us-gaap:SubsequentEvent



Period End2020-05-05
Value0.6185
Percentage of CommonStockDividendsPerShareDeclared0.0

us-gaap:DeferredIncomeTaxExpenseBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value0-3011-9-110-8-18-2-7-28-12-3-62-1-5-3-22-3-9-4-716
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Depreciation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value113119108113114114112111113103100102999898937574757674767674706970706970707279777576727067
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

irm:GlobalDataCenterBusiness



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2120201919171613113211
Percentage of Depreciation19.317.318.716.716.615.514.511.810.03.32.31.51.4

irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-312019-03-31
Value7982
Percentage of Depreciation69.572.4

us-gaap:CorporateAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value121011111213131213913121013910999897777
Percentage of Depreciation11.29.210.410.511.111.711.711.611.58.713.212.310.813.910.513.512.812.212.811.212.29.611.010.111.4

us-gaap:DividendsCommonStock



Period End2020-03-312019-10-022019-12-312019-07-022019-09-302019-04-022019-06-302019-01-032019-03-312018-10-022018-12-312018-07-022018-09-302018-04-022018-06-302018-01-022018-03-312017-10-022017-12-312017-07-032017-09-302017-04-032017-06-302017-03-312016-12-302016-12-312016-09-302016-09-302016-06-242016-06-302016-03-212016-03-312015-12-152015-12-312015-09-302015-09-302015-06-262015-06-302015-03-202015-03-312014-12-222014-11-172014-10-152014-09-152014-07-152014-05-282014-05-282014-04-152014-03-142014-03-142014-03-312013-12-162013-12-162013-09-112013-09-112013-06-062013-06-062013-03-142013-03-142013-03-312013-03-312012-12-142012-12-312012-10-112012-10-312012-09-062012-09-302012-06-052012-06-302012-03-082012-03-312012-03-312011-12-312011-09-302011-06-302011-03-312011-03-312010-12-312010-09-302010-09-302010-06-302010-06-302010-03-312010-03-31
Value17917517817517617517617417616817616816916716916616914616714514714514614514514512712812712810210310210310010010010199100999991915252525151515251515151515151515152515170070046464646424242434650373737121212121212
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDistributionsInExcessOfNetIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-06-302014-03-31
Value1791781761761761761691691691671471461451451281281031031001011005252
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.6100.0100.0100.0100.7100.0100.00.0100.0

us-gaap:SubsequentEventType

us-gaap:SubsequentEvent



Period End2020-01-022019-10-022019-07-022019-04-022019-01-032018-10-022018-04-022018-01-022017-10-022017-07-03
Value177175175175174168167166146145
Percentage of DividendsCommonStock0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-82-8-52-5-11
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value0.130.00.00.00.210.00.210.00.210.00.350.350.350.00.350.00.350.00.00.00.350.350.350.350.350.350.350.350.350.350.350.35
Percentage of EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate100.00.00.00.0100.00.0100.00.0100.00.0100.0100.0100.00.0100.00.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseInterestExpense



Period End2020-03-312019-09-302019-06-302019-03-31
Value4446
Percentage of FinanceLeaseInterestExpense100.0100.0100.0100.0

us-gaap:FinanceLeaseInterestPaymentOnLiability



Period End2020-03-312019-03-31
Value46
Percentage of FinanceLeaseInterestPaymentOnLiability100.0100.0

us-gaap:FinanceLeasePrincipalPayments



Period End2020-03-312019-03-31
Value1216
Percentage of FinanceLeasePrincipalPayments100.0100.0

us-gaap:FinanceLeaseRightOfUseAssetAmortization



Period End2020-03-312019-09-302019-06-302019-03-31
Value12141416
Percentage of FinanceLeaseRightOfUseAssetAmortization100.0100.0100.0100.0

us-gaap:ForeignCurrencyTransactionGainLossBeforeTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302009-09-302009-06-30
Value37-441819-1719018-21-15-11-204-5-10-1712-14-32-1-22-234-6-2-16-31-112-15-134-3017
Percentage of ForeignCurrencyTransactionGainLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSalesOfAssetsAndAssetImpairmentCharges



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-30
Value14698063001-10100000-2100080101001
Percentage of GainLossOnSalesOfAssetsAndAssetImpairmentCharges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillForeignCurrencyTranslationGainLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value145-3656-156-29-15-80152373234-56-7-2723
Percentage of GoodwillForeignCurrencyTranslationGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

irm:GlobalDataCenterBusiness



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2-651-1-2-100
Percentage of GoodwillForeignCurrencyTranslationGainLoss1.818.79.6-9.0-25.89.37.30.00.0

irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-31
Value141
Percentage of GoodwillForeignCurrencyTranslationGainLoss97.6

us-gaap:CorporateAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value0000000-1000000000
Percentage of GoodwillForeignCurrencyTranslationGainLoss0.70.41.11.52.31.41.01.54.16.60.00.00.0-0.0-0.0-0.00.0

us-gaap:GoodwillImpairmentLoss



Period End2020-03-312015-01-012014-10-012014-01-022013-10-012012-10-012010-09-30
Value2300000255
Percentage of GoodwillImpairmentLoss100.00.00.00.00.00.0100.0

us-gaap:ReportingUnit

irm:FineArts



Period End2020-03-31
Value23
Percentage of GoodwillImpairmentLoss100.0

us-gaap:StatementBusinessSegments

irm:GlobalDataCenterBusiness



Period End2020-03-31
Value0.0
Percentage of GoodwillImpairmentLoss0.0

irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-31
Value0.0
Percentage of GoodwillImpairmentLoss0.0

us-gaap:CorporateAndOther



Period End2020-03-31
Value23
Percentage of GoodwillImpairmentLoss100.0

us-gaap:StatementBusinessSegments

us-gaap:GoodwillPurchaseAccountingAdjustments

irm:GlobalDataCenterBusiness



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value000100000
Percentage of GoodwillPurchaseAccountingAdjustments0.00.00.0100.0100.00.00.00.00.0

irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-31
Value-4
Percentage of GoodwillPurchaseAccountingAdjustments0.0

us-gaap:CorporateAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value00000-2-1040000-100100
Percentage of GoodwillPurchaseAccountingAdjustments0.00.00.04.153.70.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value000000-1100-2-1-20021000000000002-10-2-5-134187-6-24-178-7-7
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTax0.00.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.00.00.00.00.00.0-0.040.00.0-0.010.0-0.010.00.00.010.010.00.00.00.00.00.00.00.00.00.00.00.01-0.01-0.01-0.03-0.070.020.93-0.03-0.12-0.89-0.04-0.04
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare0.00.00.00.00.00.0100.00.00.0100.00.0100.00.00.0100.0100.00.00.00.00.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.00.00.00.00.00.0-0.040.00.0-0.010.0-0.010.00.00.010.010.00.00.00.00.00.00.00.00.00.00.00.01-0.01-0.01-0.03-0.070.020.92-0.03-0.12-0.89-0.04-0.04
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare0.00.00.00.00.00.0100.00.00.0100.00.0100.00.00.0100.0100.00.00.00.00.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOperatingAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value45-29-28193311-30-207441-16
Percentage of IncreaseDecreaseInOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOperatingLiabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-4757-6382-7271-4737-7623-25
Percentage of IncreaseDecreaseInOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeExpenseNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-105-104-106-105-102-105-103-102-97-88-88-89-86-85-83-74-67-67-65-66-64-72-63-62-62
Percentage of InterestIncomeExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPaidNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value1575214064136651376312259132
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value111111121125222211100111100000000000000
Percentage of InvestmentIncomeInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetCashProvidedByUsedInFinancingActivitiesContinuingOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value73-218-19-148187-218-29-186985498103-9836-31512829319-394321-10468120-14-14-90
Percentage of NetCashProvidedByUsedInFinancingActivitiesContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetCashProvidedByUsedInInvestingActivitiesContinuingOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value-231-95-165-163-311-127-181-359-1562-116-262-116-104-125-104-295-107-192-79-74-76-128-100-65-89
Percentage of NetCashProvidedByUsedInInvestingActivitiesContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value125318218312117311231302912012001991221222131248122114017455510579110
Percentage of NetCashProvidedByUsedInOperatingActivitiesContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value6336107922915865914422248058
Percentage of NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1



Period End2020-03-312019-03-31
Value270
Percentage of NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1100.00.0

us-gaap:OperatingLeaseCost



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value123116114113111
Percentage of OperatingLeaseCost100.0100.0100.0100.0100.0

us-gaap:IncomeStatementLocation

us-gaap:CostOfSales



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value120113111110108
Percentage of OperatingLeaseCost97.697.597.197.497.0

us-gaap:SellingGeneralAndAdministrativeExpenses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value22323
Percentage of OperatingLeaseCost2.42.52.92.63.0

us-gaap:OperatingLeasePayments



Period End2020-03-312019-03-31
Value8683
Percentage of OperatingLeasePayments100.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent



Period End2020-03-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value-22217-32-22-135301138751-7410223-11-331-56-444117
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value-22283-82-517-32-22-135301138751-7410223-11-331-56-444117
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-80-1-4-2-5120000
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:DerivativeInstrumentRisk

us-gaap:InterestRateSwap



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value-143-3-2-51
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax176.21028.9231.8100.0100.0100.0

us-gaap:StatementEquityComponents

irm:AccumulatedGainLossNetDerivativesParent



Period End2020-03-312019-03-31
Value-8-2
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-30
Value-23283-85-1015-36-22-136311237750-7311223-11-341-56-455117-27-1420-2627-66
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent



Period End2020-03-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value-23014-37-20-133291138751-7410222-11-331-56-444117
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

irm:AccumulatedGainLossNetDerivativesParent



Period End2020-03-312019-03-31
Value-8-2
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent3.6-18.2

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value-22283-82-517-32-22-135301138751-7410223-11-331-56-444117
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent96.40.00.00.0118.286.2109.5101.8100.6100.0100.0100.0100.0100.0100.0100.0103.298.899.6100.0100.099.488.2100.0100.0

us-gaap:PaymentsOfDividendsCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-222014-12-152014-11-042014-10-152014-07-152014-07-152014-04-152014-04-152014-01-152014-01-152014-03-312013-10-152013-10-152013-07-152013-07-152013-04-152013-04-152013-01-172013-03-312013-01-312012-11-212012-11-302012-10-152012-11-212012-11-212012-10-312012-07-132012-07-312012-04-132012-04-302012-03-312012-01-312011-10-312011-10-312011-07-312011-04-302011-03-312011-01-312010-10-312010-07-312010-04-30
Value1811751751751781681681681691471451452145127127104102100100102995370091525251515151525151515151515151517007004614014046464642424343464650373737121212
Percentage of PaymentsOfDividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessAcquisition

us-gaap:PaymentsToAcquireBusinessesGross

irm:OSGAcquisition



Period End2020-01-09
Value95
Percentage of PaymentsToAcquireBusinessesGross100.0

irm:StorageRecordsManagementAndArtStorageCompanies



Period End2020-03-312019-12-312019-09-30
Value107112
Percentage of PaymentsToAcquireBusinessesGross0.00.00.0

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-03-31
Value124112325223411226168261315022086632
Percentage of PaymentsToAcquireBusinessesGross0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

irm:OSGAcquisition, us-gaap:SubsequentEvent



Period End2020-01-09
Value6026
Percentage of PaymentsToAcquireBusinessesGross6310.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value11811153947442371428251552612150257198561560153069520-1988403404118001
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

irm:GlobalDataCenterBusiness



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value00000-60221142405400
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired0.00.00.00.00.0-13.70.093.299.70.035.00.00.0

irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-312019-03-31
Value11835
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired100.091.1

us-gaap:CorporateAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value0000381700165902010020000
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired0.00.00.00.08.916.940.50.00.063.738.40.016.4-0.00.40.00.015.70.00.00.00.0

us-gaap:PaymentsToAcquireIntangibleAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value13992324151012112231761446-210149898834553582432222
Percentage of PaymentsToAcquireIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireInterestInJointVenture



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312014-09-302011-03-31
Value0000190000170
Percentage of PaymentsToAcquireInterestInJointVenture0.00.00.00.0100.00.00.00.00.0100.0100.0

us-gaap:PaymentsToAcquireProductiveAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value2321792012102922121823791542143262125106108106349107193809490971051461241199962
Percentage of PaymentsToAcquireProductiveAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

irm:GlobalDataCenterBusiness



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value43113581021534842265143886088
Percentage of PaymentsToAcquireProductiveAssets18.763.428.848.752.622.823.370.093.26.222.87.08.3

irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-312019-03-31
Value176123
Percentage of PaymentsToAcquireProductiveAssets75.942.2

us-gaap:CorporateAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value1213141215232911141371192219451710151213927121522
Percentage of PaymentsToAcquireProductiveAssets5.37.57.46.15.211.216.12.91.09.227.315.421.118.213.016.513.616.514.413.78.918.49.713.322.8

us-gaap:PaymentsToMinorityShareholders



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value100000000000200000000
Percentage of PaymentsToMinorityShareholders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfProductiveAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value1833546085019-190080510001001701041
Percentage of ProceedsFromSaleOfProductiveAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringCharges



Period End2020-03-312019-12-312019-03-31
Value41480
Percentage of RestructuringCharges100.0100.00.0

us-gaap:RestructuringPlan

irm:ProjectSummit



Period End2020-03-31
Value41
Percentage of RestructuringCharges100.0

us-gaap:StatementBusinessSegments

irm:GlobalDataCenterBusiness



Period End2020-03-31
Value187000.0
Percentage of RestructuringCharges0.5

irm:GlobalRecordsandInformationManagementBusiness



Period End2020-03-31
Value8
Percentage of RestructuringCharges20.2

us-gaap:CorporateAndOther



Period End2020-03-31
Value32
Percentage of RestructuringCharges79.4

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod

irm:PerformanceUnitsAdjustments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value400000000000000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.0

irm:PerformanceUnitsOriginalAwards



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value3600000000000000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod784.70.00.00.032.40.00.00.05.30.00.00.02.70.00.0

us-gaap:PerformanceShares



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value4100000000000000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod884.70.00.00.0132.40.00.00.0105.30.00.00.0102.70.00.0

us-gaap:RestrictedStockUnitsRSU



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-30
Value320000000000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod693.40.00.0121.70.00.048.20.00.09.00.0

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod

irm:PerformanceUnitsOriginalAwards



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value27100000000000000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod100.0100.0100.00.0100.00.0100.00.0100.0100.0100.00.0100.0100.0100.0

us-gaap:PerformanceShares



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value27100000000000000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod100.0100.0100.00.0100.00.0100.00.0100.0100.0100.00.0100.0100.0100.0

us-gaap:RestrictedStockUnitsRSU



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-30
Value5260000000000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod193.8259.30.0267.34170.10.0551.73638.70.01336.610545.4

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue

us-gaap:PerformanceShares



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value10-1106000300000014000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue100.0100.0100.00.0100.00.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.00.00.0100.0

us-gaap:RestrictedStockUnitsRSU



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value1803215130151121421214223
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue168.8-33.1262.90.0235.80.03796.40.0505.4638.23717.30.01549.8622.98741.2239.1367.00.00.08181.8

us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value579497.0164451.073425.0231915.0508845.099951.0121831.0175822.0364736.0246848.0309037.0269220.0427718.0257658.0401972.0896874.0552458.0256549.0285227.0271283.0708425.0494009.0606077.0144581.0578218.0295055.0253240.0
Percentage of StockIssuedDuringPeriodSharesShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value11061629612113131321114295101012141281697
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value11061629612113131321114295101012141281697
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation99.7100.0100.0100.099.8100.0100.0100.099.7100.0100.0100.099.8100.0100.0100.099.9100.0100.0100.099.699.9100.0100.0100.0100.0100.0

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-312010-03-312009-03-31
Value6000.02000.01000.02000.05000.01000.01000.02000.04000.03000.02000.03000.05000.02000.04000.09000.06000.02000.03000.03000.07000.05000.06000.02000.06000.03000.03000.0
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation0.30.00.00.00.20.00.00.00.30.00.00.00.20.00.00.00.10.00.00.00.40.10.00.00.00.00.0

us-gaap:StatementEquityComponents

us-gaap:TemporaryEquityAccretionOfDividends

irm:RedeemableNoncontrollingInterests



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1-3000-40000000
Percentage of TemporaryEquityAccretionOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:TemporaryEquityForeignCurrencyTranslationAdjustments

irm:RedeemableNoncontrollingInterests



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-100000-1-311000
Percentage of TemporaryEquityForeignCurrencyTranslationAdjustments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:TemporaryEquityNetIncome

irm:RedeemableNoncontrollingInterests



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1000000000000
Percentage of TemporaryEquityNetIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:LongtermDebtType

us-gaap:TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseGrossOfTax

us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, irm:EuroNotes



Period End2020-03-312019-09-302019-03-312018-09-30
Value61362
Percentage of TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseGrossOfTax100.0100.0100.0100.0

us-gaap:VariableLeaseCost



Period End2020-03-312019-09-302019-06-302019-03-31
Value27262325
Percentage of VariableLeaseCost100.0100.0100.0100.0

irm:AssetsNoncurrentExcludingPropertyPlantAndEquipmentNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value784679577816794779536154616561616107560455875433536152915271525530512995301230543007310130993165315731412932283628182856285128192751271927352862292428212857306531403067
Percentage of AssetsNoncurrentExcludingPropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument

irm:CashPoolAgreementCashPositionGross

irm:QRSCashPool



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value356372358308271300313406389383406419478
Percentage of CashPoolAgreementCashPositionGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:TRSCashPool



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value358319302295281281208262262229223209217
Percentage of CashPoolAgreementCashPositionGross100.785.984.495.9103.693.666.464.667.459.855.049.945.4

us-gaap:DebtInstrument

irm:CashPoolAgreementCashPositionNet

irm:QRSCashPool



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1321222225145
Percentage of CashPoolAgreementCashPositionNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:TRSCashPool



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value3185232101802411
Percentage of CashPoolAgreementCashPositionNet292.3596.8245.8164.7160.0110.060.730.0726.90.0270.091.3205.6

us-gaap:DebtInstrument

irm:CashPoolAgreementOutstandingBorrowings

irm:QRSCashPool



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value354369355306-269298311404386378405414472
Percentage of CashPoolAgreementOutstandingBorrowings100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:TRSCashPool



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value354301296292-277279206262243229220205206
Percentage of CashPoolAgreementOutstandingBorrowings100.081.783.395.5103.293.566.564.863.060.754.449.543.6

us-gaap:FairValueByAssetClass

irm:ContractwithCustomerAssetAccumulatedAmortization

irm:Commissions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-01
Value31272117243431282421
Percentage of ContractwithCustomerAssetAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:IntakeCosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-01
Value23232019212422201714
Percentage of ContractwithCustomerAssetAccumulatedAmortization75.586.895.6108.484.470.770.771.072.170.6

irm:LeaseLiability



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value234623192209224922522296
Percentage of LeaseLiability100.0100.0100.0100.0100.0100.0

irm:LeaseLiabilityCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value273269263263257260
Percentage of LeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0

irm:LeaseLiabilityNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value207220491945198619952036
Percentage of LeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0

irm:LeaseRightofUseAsset



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value222321962092213821432186
Percentage of LeaseRightofUseAsset100.0100.0100.0100.0100.0100.0

irm:LongTermDebtGrossNetofCurrentPortion



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value8790836283098469844981038199805381136983677560945987614664076168498648154611
Percentage of LongTermDebtGrossNetofCurrentPortion100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:LongtermDebtGrossCurrentMaturities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value127389394123125126121123137146180423421172
Percentage of LongtermDebtGrossCurrentMaturities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AwardDate, us-gaap:AwardType

irm:PercentageOfAchievementOfPredefinedRevenueAndROICTargets

irm:TwoThousandEighteen, us-gaap:PerformanceShares



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value1.00.51.01.01.01.01.01.0
Percentage of PercentageOfAchievementOfPredefinedRevenueAndROICTargets100.0100.0100.0100.0100.0100.0100.0100.0

irm:TwoThousandSeventeen, us-gaap:PerformanceShares



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.01.01.01.01.01.11.01.01.01.01.01.0
Percentage of PercentageOfAchievementOfPredefinedRevenueAndROICTargets0.0200.0100.0100.0100.0110.0100.00.0100.00.00.00.0

irm:UnamortizedDebtIssuanceExpenseNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value8186897983869091928675656467
Percentage of UnamortizedDebtIssuanceExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedLiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value8729618889208397526025995746535805795334504474152973513183332964041163444417461402396369426379378363418392422421395374361339390
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedDistributionsInExcessOfNetIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value2690257424332364225721162098199619191765162114981430134312461124982942844766718659516-67
Percentage of AccumulatedDistributionsInExcessOfNetIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdditionalPaidInCapitalCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value4304429842874281426442634261425642504164360135053491348935063492162816231613160315901588101710129849809829739549423543323173437741047123312281236126712991298
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivable



Period End2020-03-312019-12-31
Value4442
Percentage of AllowanceForDoubtfulAccountsReceivable100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value444244414243514849464238404441412831343536323434353426262625252423232323272524252425
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:BelowMarketLeaseAccumulatedAmortization

irm:DataCenter



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value4332211000
Percentage of BelowMarketLeaseAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:BelowMarketLeaseGross

irm:DataCenter



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1212121212121212110
Percentage of BelowMarketLeaseGross100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:BelowMarketLeaseNet

irm:DataCenter



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value889910101111110
Percentage of BelowMarketLeaseNet100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

us-gaap:BusinessAcquisitionPercentageOfVotingInterestsAcquired

irm:OSGAcquisition, us-gaap:SubsequentEvent



Period End2020-01-09
Value0.75
Percentage of BusinessAcquisitionPercentageOfVotingInterestsAcquired100.0

us-gaap:FairValueByAssetClass

us-gaap:ContractWithCustomerAssetGross

irm:Commissions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-01-01
Value736856485258534842
Percentage of ContractWithCustomerAssetGross100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:IntakeCosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-01-01
Value404137343639373531
Percentage of ContractWithCustomerAssetGross55.160.667.071.968.968.069.873.075.1

us-gaap:FairValueByAssetClass

us-gaap:ContractWithCustomerAssetNet

irm:Commissions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value4240343027232220
Percentage of ContractWithCustomerAssetNet100.0100.0100.0100.0100.0100.0100.0100.0

irm:IntakeCosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1617161515151515
Percentage of ContractWithCustomerAssetNet40.043.249.050.654.864.168.675.7

us-gaap:ContractWithCustomerLiabilityCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value260274257268266264237256241
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value3436262526
Percentage of ContractWithCustomerLiabilityNoncurrent100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312012-12-312011-12-31
Value891787518704859285748229832181778250712969556518640863196528628150764903466338283359
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Currency, us-gaap:DebtInstrument, us-gaap:LongtermDebtType

currency:CAD, irm:NewCreditAgreement, us-gaap:RevolvingCreditFacility



Period End2020-03-31
Value28
Percentage of DebtInstrumentCarryingAmount0.3

currency:EUR, irm:NewCreditAgreement, us-gaap:RevolvingCreditFacility



Period End2020-03-31
Value40
Percentage of DebtInstrumentCarryingAmount0.5

currency:USD, irm:NewCreditAgreement, us-gaap:RevolvingCreditFacility



Period End2020-03-31
Value580
Percentage of DebtInstrumentCarryingAmount6.5

us-gaap:DebtInstrument, us-gaap:LongtermDebtType

irm:NewCreditAgreement, us-gaap:RevolvingCreditFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value6453483541181113979382182880046611650
Percentage of DebtInstrumentCarryingAmount7.24.04.113.713.39.69.910.19.76.516.80.0

irm:TermLoanA, irm:TermLoanFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value225228231234237240243246240243
Percentage of DebtInstrumentCarryingAmount2.52.62.72.72.82.92.93.02.93.4

irm:TermLoanB, irm:TermLoanFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value6846866886896916936946966980
Percentage of DebtInstrumentCarryingAmount7.77.87.98.08.18.48.48.58.50.0

irm:UKBilateralRevolvingCreditFacility, us-gaap:RevolvingCreditFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value1731841721771821781820
Percentage of DebtInstrumentCarryingAmount1.92.12.02.12.12.22.20.0

us-gaap:LongtermDebtType

irm:AccountsReceivablesSecuritizationProgram



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value270272271254252221238248272258254250250247208217222205
Percentage of DebtInstrumentCarryingAmount3.03.13.13.02.92.72.93.03.33.63.73.83.93.93.23.54.44.2

irm:AustralianDollarTermLoan



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-03-272017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-09-28
Value197226219230234233240248259350187189186186177188250
Percentage of DebtInstrumentCarryingAmount2.22.62.52.72.72.82.93.03.10.02.62.72.92.92.82.90.0

irm:CADSeniorNotes5.375Percentdue2023



Period End2020-03-312019-12-312019-09-302018-12-31
Value176192188183
Percentage of DebtInstrumentCarryingAmount2.02.22.22.2

irm:EuroSeniorNotes3Percentdue2025



Period End2020-03-312019-12-312019-09-302018-12-31
Value330336327343
Percentage of DebtInstrumentCarryingAmount3.73.83.84.2

irm:GBPSeniorNotes3.875Percentdue2025



Period End2020-03-312019-12-312019-09-302018-12-31
Value494527491509
Percentage of DebtInstrumentCarryingAmount5.66.05.76.2

irm:RealEstateMortgagesCapitalLeasesAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value494523533559566606611614630649609533518478444435356333320
Percentage of DebtInstrumentCarryingAmount5.56.06.16.56.67.47.37.57.69.18.88.28.17.66.86.97.06.86.9

irm:SeniorNotes4.875PercentDue2029



Period End2020-03-312019-12-312019-09-302018-12-31
Value1000100010000
Percentage of DebtInstrumentCarryingAmount11.211.411.50.0

irm:SeniorNotes4.875Percentdue2027



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-09-062016-12-31
Value1000100010001000100010001000100010001000100010000
Percentage of DebtInstrumentCarryingAmount11.211.411.511.611.712.212.012.212.114.014.40.00.0

us-gaap:LongtermDebtType

us-gaap:DebtInstrumentFaceAmount

irm:AccountsReceivablesSecuritizationProgram



Period End2020-03-312019-12-31
Value300275
Percentage of DebtInstrumentFaceAmount100.0100.0

us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentFairValue

irm:NewCreditAgreement, us-gaap:RevolvingCreditFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-09-302014-12-31
Value64534835411811139793821828800466116502840
Percentage of DebtInstrumentFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0

irm:TermLoanA, irm:TermLoanFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value225228231234237240243246240243
Percentage of DebtInstrumentFairValue34.965.465.219.820.830.329.729.830.152.2

irm:TermLoanB, irm:TermLoanFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value6866866886686706606906867000
Percentage of DebtInstrumentFairValue106.3196.9194.056.658.883.184.082.887.50.0

irm:UKBilateralRevolvingCreditFacility, us-gaap:RevolvingCreditFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value1731841721771821781820
Percentage of DebtInstrumentFairValue26.852.948.515.016.022.522.20.0

us-gaap:LongtermDebtType

irm:AccountsReceivablesSecuritizationProgram



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value2702722712542522212382482722582542502502472082172222051982172200
Percentage of DebtInstrumentFairValue41.978.076.521.622.127.929.030.034.055.521.80.00.00.00.00.00.00.069.60.00.00.0

irm:AustralianDollarTermLoan



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value198228221231235334242250261189190245246178190
Percentage of DebtInstrumentFairValue30.765.462.319.620.742.129.630.332.740.516.40.00.00.00.0

irm:CADSeniorNotes5.375Percentdue2023



Period End2020-03-312019-12-312019-09-302018-12-31
Value170199194186
Percentage of DebtInstrumentFairValue26.457.254.823.5

irm:EuroSeniorNotes3Percentdue2025



Period End2020-03-312019-12-312019-09-302018-12-31
Value289345334321
Percentage of DebtInstrumentFairValue44.899.194.440.4

irm:GBPSeniorNotes3.875Percentdue2025



Period End2020-03-312019-12-312019-09-302018-12-31
Value443539493453
Percentage of DebtInstrumentFairValue68.8154.8139.057.2

irm:RealEstateMortgagesCapitalLeasesAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-09-302010-06-302009-12-31
Value494523533559566606611614630649609533518478444435356333297308298320303305292298310277259254225204212220217227218211205210
Percentage of DebtInstrumentFairValue76.6150.1150.347.449.776.474.474.178.8139.252.30.00.00.00.00.00.00.0104.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

irm:SeniorNotes4.375Percentdue2021



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value495503503505502488500496501507516518512511515501
Percentage of DebtInstrumentFairValue76.7144.3141.942.744.161.660.959.962.6108.844.30.00.00.00.00.0

irm:SeniorNotes4.875PercentDue2029



Period End2020-03-312019-12-312019-09-302018-12-31
Value939101510150
Percentage of DebtInstrumentFairValue145.5291.2286.00.0

irm:SeniorNotes4.875Percentdue2027



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value97010291022990957855917921927100010160
Percentage of DebtInstrumentFairValue150.2295.1288.183.884.0107.7111.7111.2115.9214.387.20.0

irm:SeniorNotes5.25Percentdue2028



Period End2020-03-312019-12-312019-09-302018-12-31
Value813859852713
Percentage of DebtInstrumentFairValue126.1246.4240.389.9

irm:SeniorNotes5.375Percentdue2026



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value242261257252246224235238240256262263248242249243
Percentage of DebtInstrumentFairValue37.675.072.621.421.728.328.728.730.055.122.50.00.00.00.00.0

irm:SeniorNotes6Percentdue2023



Period End2020-03-312019-12-312019-09-302018-12-31
Value603613615606
Percentage of DebtInstrumentFairValue93.4175.9173.376.3

irm:SeniorSubordinatedNotes5.75PercentDue2024



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value992101010101010101094099098097010121030102310171027103210061028961960100210051005987103097893089793099710121002
Percentage of DebtInstrumentFairValue153.7289.7284.685.588.6118.4120.5118.3121.2217.088.40.00.00.00.00.00.00.0337.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentUnamortizedDiscount

irm:TermLoanB, irm:TermLoanFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value11111111
Percentage of DebtInstrumentUnamortizedDiscount100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongtermDebtType

irm:AustralianDollarTermLoan



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value0111111221111
Percentage of DebtInstrumentUnamortizedDiscount75.690.991.799.3104.1106.9112.7118.70.00.00.00.00.0

us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtWeightedAverageInterestRate

irm:TermLoanB, irm:TermLoanFacility



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value0.0270.0380.0420.0430.040.038
Percentage of DebtWeightedAverageInterestRate100.0100.0100.0100.0100.0100.0

us-gaap:LongtermDebtType

irm:AustralianDollarTermLoan



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value0.0440.0490.0510.0570.0590.06
Percentage of DebtWeightedAverageInterestRate163.0128.9121.4132.6147.5157.9

us-gaap:DeferredIncomeTaxLiabilitiesNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value177188189194190183181184155
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:LongtermDebtType

us-gaap:DerivativeAmountOfHedgedItem

us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, irm:EuroNotes



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302017-12-31
Value300284279271224209103
Percentage of DerivativeAmountOfHedgedItem100.0100.0100.0100.0100.0100.0100.0

us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeLiabilities

us-gaap:OtherNoncurrentLiabilities, us-gaap:InterestRateSwap



Period End2020-03-312019-12-312019-09-302018-12-31
Value238120
Percentage of DerivativeLiabilities100.0100.0100.0100.0

us-gaap:DividendsPayableCurrentAndNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value18418618218118018117417317217215114914855435544679555545554545353464642434637
Percentage of DividendsPayableCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:EquityMethodInvestments

irm:OSGInvestment



Period End2020-03-312019-12-31
Value1418
Percentage of EquityMethodInvestments100.0100.0

us-gaap:FinanceLeaseLiabilityCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value444647505150
Percentage of FinanceLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value312320318331338350
Percentage of FinanceLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseRightOfUseAsset



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value316327327344351361
Percentage of FinanceLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

irm:Commissions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value5431010
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.00.0

irm:CustomerInducements



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value30293029283434353566
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization575.5711.11009.61552.33895.73138.80.00.00.00.0

irm:CustomerRelationshipsCustomerInducementsandDataCenter



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value695681652620577541509494476462
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization13181.216484.321750.333106.978349.049750.40.00.00.00.0

irm:DataCenter



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value114103907765503622130
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization2178.72496.63007.84150.88821.34665.50.00.00.00.0

us-gaap:CustomerRelationships



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value544544529511482455439436427395
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization10326.913176.617632.927303.765532.041846.20.00.00.00.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsGross

irm:Commissions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value3131313130300
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.00.0

irm:CustomerInducements



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value555253525156565757140
Percentage of FiniteLivedIntangibleAssetsGross175.3166.3167.5167.4166.6187.80.00.00.00.0

irm:CustomerRelationshipsCustomerInducementsandDataCenter



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2085210220962116210220772026202420681863
Percentage of FiniteLivedIntangibleAssetsGross6578.66629.96612.66743.96814.16907.90.00.00.00.0

irm:DataCenter



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value26426526426626527127627628219
Percentage of FiniteLivedIntangibleAssetsGross834.6838.7833.8848.2861.4903.90.00.00.00.0

us-gaap:CustomerRelationships



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1734175117471766175417181693169017281704
Percentage of FiniteLivedIntangibleAssetsGross5468.85524.95511.35628.35686.15716.20.00.00.00.0

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:ForeignCurrencyContractAssetFairValueDisclosure

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-312019-03-312018-12-312017-12-312015-09-302015-06-302014-09-302013-12-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value500106000250202142
Percentage of ForeignCurrencyContractAssetFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency

us-gaap:EstimateOfFairValueFairValueDisclosure, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-312019-03-312018-12-312018-06-302017-12-312015-09-302015-06-30
Value5000106
Percentage of ForeignCurrencyContractAssetFairValueDisclosure100.0100.0100.00.0100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:ForeignCurrencyContractsLiabilityFairValueDisclosure

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-312019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312015-09-302015-03-312014-12-312014-09-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value2390003120721157011504052
Percentage of ForeignCurrencyContractsLiabilityFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency

us-gaap:EstimateOfFairValueFairValueDisclosure, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-312019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312015-09-302015-03-312014-12-31
Value239000312072
Percentage of ForeignCurrencyContractsLiabilityFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value15813513513513513513513513513513213213213213213213213213213213213213213213213213213213213213213213213285
Percentage of GoodwillImpairedAccumulatedImpairmentLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

us-gaap:CorporateAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value2633333333300000000000
Percentage of GoodwillImpairedAccumulatedImpairmentLoss16.42.22.22.22.22.22.22.22.22.20.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LongtermDebtType

us-gaap:LettersOfCreditOutstandingAmount

us-gaap:LineOfCredit



Period End2020-03-312019-12-312019-09-30
Value353535
Percentage of LettersOfCreditOutstandingAmount100.0100.0100.0

us-gaap:RevolvingCreditFacility



Period End2020-03-312019-12-312019-09-30
Value4416
Percentage of LettersOfCreditOutstandingAmount13.813.847.8

us-gaap:LongTermDebtAndCapitalLeaseObligations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value870882758220839083658016810979618020689667006028592260786338610349314757492047184667461143314297428841193973361437573732366834303390328032572866296029122972312931833211
Percentage of LongTermDebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value127389394123125126121123137146180423421172121112898825370545260565552513249192716263736366449636373740
Percentage of LongTermDebtAndCapitalLeaseObligationsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument

us-gaap:LongtermDebtWeightedAverageInterestRate

irm:NewCreditAgreement



Period End2020-03-31
Value0.027
Percentage of LongtermDebtWeightedAverageInterestRate100.0

us-gaap:DebtInstrument, us-gaap:LongtermDebtType

irm:NewCreditAgreement, us-gaap:RevolvingCreditFacility



Period End2020-03-31
Value0.027
Percentage of LongtermDebtWeightedAverageInterestRate100.0

irm:TermLoanA, irm:TermLoanFacility



Period End2020-03-31
Value0.027
Percentage of LongtermDebtWeightedAverageInterestRate100.0

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:MoneyMarketFundsAtCarryingValue

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312015-09-302015-03-312014-12-312014-09-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value913304105851752036793372986868192713535410107
Percentage of MoneyMarketFundsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency

us-gaap:EstimateOfFairValueFairValueDisclosure, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312015-09-302015-03-312014-12-31
Value913304105851752036
Percentage of MoneyMarketFundsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseLiabilityCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value229223216212206209
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseLiabilityNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-012018-12-31
Value1760172816261655165616850
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.00.0

us-gaap:BusinessAcquisition

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value104161613-1000
Percentage of OperatingLeaseLiabilityNoncurrent5.91.01.00.8-0.60.00.0

us-gaap:RedeemableNoncontrollingInterestEquityCarryingAmount



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-312013-12-31
Value6267687373709495929167686754000
Percentage of RedeemableNoncontrollingInterestEquityCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:StatementEquityComponents

irm:RedeemableNoncontrollingInterests



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-31
Value626768737370949592916768675400
Percentage of RedeemableNoncontrollingInterestEquityCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:RestrictedCashAndCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value6489151517171822
Percentage of RestrictedCashAndCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringPlan

us-gaap:RestructuringReserve

irm:ProjectSummit



Period End2020-03-312019-12-31
Value3317
Percentage of RestructuringReserve100.0100.0

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

irm:PerformanceUnitsAdjustments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value-3190000000000000000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irm:PerformanceUnitsOriginalAwards



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312012-09-302011-12-31
Value1231111100000000000000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber-385.3-353.8359.6370.8-372.8-322.4-324.6-326.7-328.0-287.1-294.2-298.8-301.0-462.1-491.0-489.0-598.90.00.0

us-gaap:PerformanceShares



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value9110000000000000000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber-285.3-253.8259.6270.8-272.8-222.4-224.6-226.7-228.0-187.1-194.2-198.8-201.0-362.1-391.0-389.0-498.9

us-gaap:RestrictedStockUnitsRSU



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value15111203111111111111111
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber-473.0-382340.1398.9427.6-427.8-398.9-397.6-421.5-407.4-428.5-446.5-479.8-495.5-961.2-1035.6-1034.6-1400.2

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-312007-12-31
Value1123146415111658176018851938205722612298186818571903193621502246521528619722756869467129710511057107210931128116212991250126812541713206220271963196721162151215720621963183018181816
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDistributionsInExcessOfNetIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-31
Value-2690-2574-2433-2364-2257-2116-2098-1996-1919-1765-1621-1498-1430-1343-1246-1124-982-942-844-766-718-659-516276576772180898
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-239.4-175.9-161.0-142.5-128.2-112.2-108.2-97.0-84.9-76.8-86.8-80.7-75.1-69.4-58.0-50.1-188.5-178.2-136.3-106.2-95.0-75.8-110.421.35.46.46.815.571.6

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-312007-12-31
Value-493-262-346-261-250-265-228-207-74-103-115-153-161-212-138-149-152-174-163-129-131-75-47-2-6-8-4-2152018-125-2570522922-238274-34-65-4174
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-43.9-17.9-22.9-15.8-14.3-14.1-11.8-10.1-3.3-4.5-6.2-8.3-8.5-11.0-6.4-6.6-29.2-33.1-26.4-18.0-17.3-8.6-10.1-0.2-0.7-0.8-0.4-2.00.51.71.4-0.12.0-0.20.33.42.61.51.1-1.10.41.30.2-1.8-3.6-2.34.1

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-312007-12-31
Value430442984287428142644263426142564250416436013505349134893506349216281623161316031590158810171012984980982973954942354332317343774104712331228123612671299129812891272125712501209
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest383.0293.6283.6258.1242.2226.1219.8206.9188.0181.2192.7188.7183.4180.2163.1155.5312.6307.2260.3222.0210.3182.6217.678.093.792.791.689.084.681.127.326.625.027.445.250.860.862.662.859.960.460.262.564.868.768.766.6

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-312007-12-31
Value22222222222222222222221111111111111222222222222
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.30.20.20.20.20.20.10.10.10.10.10.10.10.10.10.10.40.40.30.30.30.20.40.10.20.20.20.20.20.20.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-312007-12-31
Value001111111111102524241912131313119810131313121110987887634422339
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.10.10.10.10.10.10.10.10.10.10.10.01.21.14.73.72.01.91.81.62.50.70.81.01.31.21.21.10.90.90.70.70.40.40.40.40.30.20.20.20.10.10.20.20.5

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:TradingSecurities

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312013-09-302012-12-31
Value910999101010101110109101098991091212121110
Percentage of TradingSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312013-09-302012-12-31
Value549000.0564000.0456000.0622000.0670000.0505000.0685000.0736000.0390000.0505000.0511000.0265000.0384000.0478000.0483000.0480000.0482000.0857000.0849000.0874000.0851000.0744000.0730000.0601000.0588000.0546000.0
Percentage of TradingSecurities5.75.54.86.47.14.96.57.03.64.54.82.53.94.74.74.95.59.09.38.78.66.06.04.75.15.2

us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency

us-gaap:EstimateOfFairValueFairValueDisclosure, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value10109101010111111111111101010109109101013
Percentage of TradingSecurities105.7105.5104.8106.4107.1104.9106.5107.0103.6104.5104.8102.5103.9104.7104.7104.9105.5109.0109.3108.7108.6106.0

us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:TranslationAdjustmentForNetInvestmentHedgeNetOfTax

us-gaap:NetInvestmentHedging



Period End2020-03-31
Value5
Percentage of TranslationAdjustmentForNetInvestmentHedgeNetOfTax100.0

us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:LongtermDebtType

us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, irm:EuroNotes



Period End2020-03-31
Value26
Percentage of TranslationAdjustmentForNetInvestmentHedgeNetOfTax495.8

us-gaap:UnamortizedDebtIssuanceExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value81868979838690919286756564676965555847
Percentage of UnamortizedDebtIssuanceExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument, us-gaap:LongtermDebtType

irm:NewCreditAgreement, us-gaap:RevolvingCreditFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value111211121314141513-14150
Percentage of UnamortizedDebtIssuanceExpense13.713.913.115.816.016.316.517.014.8-16.720.20.0

irm:TermLoanB, irm:TermLoanFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value7778889980
Percentage of UnamortizedDebtIssuanceExpense8.88.68.710.210.110.110.010.29.40.0

irm:UKBilateralRevolvingCreditFacility, us-gaap:RevolvingCreditFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value11122220
Percentage of UnamortizedDebtIssuanceExpense1.92.12.12.62.72.72.70.0

us-gaap:LongtermDebtType

irm:AccountsReceivablesSecuritizationProgram



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value241000.081000.0115000.0149000.0184000.0218000.0253000.0287000.0321000.0-356000.0390000.0231000.0308000.0384000.0461000.0538000.0615000.0692000.0
Percentage of UnamortizedDebtIssuanceExpense0.30.10.10.20.20.30.30.30.3-0.40.50.40.50.60.70.81.11.2

irm:AustralianDollarTermLoan



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value122223333-333333
Percentage of UnamortizedDebtIssuanceExpense2.42.72.73.43.53.63.53.74.1-3.94.85.65.95.65.3

irm:CADSeniorNotes5.375Percentdue2023



Period End2020-03-312019-12-312019-09-302018-12-31
Value1222
Percentage of UnamortizedDebtIssuanceExpense2.22.42.42.9

irm:EuroSeniorNotes3Percentdue2025



Period End2020-03-312019-12-312019-09-302018-12-31
Value3334
Percentage of UnamortizedDebtIssuanceExpense4.04.04.04.7

irm:GBPSeniorNotes3.875Percentdue2025



Period End2020-03-312019-12-312019-09-302018-12-31
Value5556
Percentage of UnamortizedDebtIssuanceExpense6.46.76.37.6

irm:MortgageSecuritizationProgram



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value001111111-11111
Percentage of UnamortizedDebtIssuanceExpense1.21.11.11.31.31.31.31.31.3-1.51.72.02.12.1

irm:RealEstateMortgagesCapitalLeasesAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value0000000000001111111
Percentage of UnamortizedDebtIssuanceExpense0.40.50.50.50.50.20.30.30.5-0.71.01.51.91.91.62.01.81.82.4

irm:SeniorNotes4.375Percentdue2021



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value222334455-566778-7
Percentage of UnamortizedDebtIssuanceExpense2.42.83.24.24.54.85.15.55.9-6.88.410.211.111.211.6-12.0

irm:SeniorNotes4.875PercentDue2029



Period End2020-03-312019-12-312019-09-302018-12-31
Value1314140
Percentage of UnamortizedDebtIssuanceExpense16.816.216.20.0

irm:SeniorNotes4.875Percentdue2027



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value101111111212121313-13140
Percentage of UnamortizedDebtIssuanceExpense13.012.712.714.814.514.414.114.314.6-16.118.60.0

irm:SeniorNotes5.25Percentdue2028



Period End2020-03-312019-12-312019-09-302018-12-31
Value991010
Percentage of UnamortizedDebtIssuanceExpense11.511.211.212.6

irm:SeniorNotes5.375Percentdue2026



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value222233333-333344-3
Percentage of UnamortizedDebtIssuanceExpense3.23.23.23.83.73.73.63.73.8-4.25.05.86.16.06.0-6.1

irm:SeniorNotes6Percentdue2023



Period End2020-03-312019-12-312019-09-302018-12-31
Value3445
Percentage of UnamortizedDebtIssuanceExpense4.64.64.85.9

irm:SeniorSubordinatedNotes5.75PercentDue2024



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value666777888-99910101011111113
Percentage of UnamortizedDebtIssuanceExpense7.47.47.59.08.99.09.09.29.5-10.612.614.915.715.515.617.120.820.428.2

Line plots across dimensions of each concept

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService


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


us-gaap:Revenues us-gaap:StatementBusinessSegments


us-gaap:Revenues us-gaap:ProductOrService


us-gaap:ProfitLoss us-gaap:StatementEquityComponents


us-gaap:Assets us-gaap:StatementBusinessSegments


us-gaap:StockholdersEquity us-gaap:StatementEquityComponents


us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass


us-gaap:LongTermDebt us-gaap:LongtermDebtType


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


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


us-gaap:StockholdersEquity us-gaap:StatementEquityComponents


us-gaap:ProfitLoss us-gaap:StatementEquityComponents


us-gaap:DepreciationDepletionAndAmortization us-gaap:StatementBusinessSegments


us-gaap:PaymentsToAcquirePropertyPlantAndEquipment us-gaap:StatementBusinessSegments