IART


Line plots across dimensions of each concept
Line plots across concepts
Tables

Table of contents



us-gaap:CommonStockValue

us-gaap:CommonStockSharesIssued

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostsAndExpenses

us-gaap:GrossProfit

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeTaxExpenseBenefit

us-gaap:InterestExpense
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:InterestExpenseDebt

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

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

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost

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

us-gaap:Revenues

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:CumulativeEffectPeriodOfAdoption
us-gaap:CumulativeEffectPeriodOfAdoption, us-gaap:StatementEquityComponents
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:HedgingDesignation, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:AccountsReceivableNetCurrent

us-gaap:InventoryNet

us-gaap:InventoryFinishedGoods

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:NoncurrentAssets
us-gaap:StatementGeographical

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AmortizationOfIntangibleAssets

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill
us-gaap:BusinessAcquisition
us-gaap:StatementBusinessSegments

us-gaap:IntangibleAssetsNetExcludingGoodwill
iart:AssetAcquisition

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccruedLiabilitiesCurrent

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:LiabilitiesCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:TaxesPayableCurrent

us-gaap:LongTermDebt

us-gaap:SecuredLongTermDebt

us-gaap:DeferredIncomeTaxLiabilitiesNet
us-gaap:CumulativeEffectPeriodOfAdoption

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo
us-gaap:CounterpartyName

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree
us-gaap:CounterpartyName

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour
us-gaap:CounterpartyName

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive
us-gaap:CounterpartyName

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive
us-gaap:CounterpartyName

us-gaap:OperatingLeaseLiability
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue
us-gaap:CounterpartyName

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:CumulativeEffectPeriodOfAdoption
us-gaap:CumulativeEffectPeriodOfAdoption, us-gaap:StatementEquityComponents
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:HedgingDesignation, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue
us-gaap:CumulativeEffectPeriodOfAdoption
us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit
us-gaap:CumulativeEffectPeriodOfAdoption

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:TreasuryStockValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
us-gaap:DebtInstrument
us-gaap:AmortizationOfFinancingCosts

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInInventories

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance
us-gaap:IncomeTaxAuthority

iart:AmortizationOfDebtIssuanceCostsAndDebtRefinancedFees
us-gaap:RelatedPartyTransactionsByRelatedParty
iart:AnnualRateOfLeaseAgreement

iart:ContractWithCustomerAssetNetOfReclassifiedToReceivable

iart:ContractWithCustomerLiabilityIncreaseDecreaseFromForeignCurrencyTranslation

iart:ContractwithCustomerLiabilityNetOfRevenueRecognized
us-gaap:CounterpartyName, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
iart:DisposalGroupIncludingDiscontinuedOperationPaymentRelatedToContractTermination
us-gaap:CounterpartyName, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:SubsequentEventType
us-gaap:CounterpartyName, us-gaap:StatementScenario, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:SubsequentEventType
iart:DisposalGroupIncludingDiscontinuedOperationPaymentRelatedToProductDevelopment
us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName
iart:EffectiveIncomeTaxRateReconciliationDeferredIncomeTaxBenefitTransferIntraEntityIntellectualPropertyAmount

iart:EffectiveIncomeTaxRateReconciliationIncomeTaxBenefitTransferIntraEntityIntellectualPropertyAmount
us-gaap:DerivativeInstrumentRisk
iart:IntercompanyLoanQuarterlyPayment

iart:PaymentsForOptionIndexToIssuersEquity
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:OptionIndexedToIssuersEquityEquity

iart:PaymentsForProceedsFromBusinessAcquisitions
us-gaap:RelatedPartyTransactionsByRelatedParty
iart:PercentOfManufacturingFacilityOwnedByCorporationWhoseShareholdersAreTrustsWhoseBeneficiariesIncludeFamilyMembersOfCompanysFormerDirector
us-gaap:StatementBusinessSegments
iart:SegmentReportingInformationNumberOfProductsOffered

us-gaap:AccretionExpense
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:AmortizationOfDebtDiscountPremium
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisitionsProFormaRevenue

us-gaap:BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1

us-gaap:ContractWithCustomerAssetReclassifiedToReceivable

us-gaap:ContractWithCustomerLiabilityRevenueRecognized
us-gaap:Range, us-gaap:DebtInstrument, us-gaap:SubsequentEventType, us-gaap:VariableRate
us-gaap:DebtInstrumentBasisSpreadOnVariableRate1

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:DefinedBenefitPlanServiceCost

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
us-gaap:BalanceSheetLocation, us-gaap:BusinessAcquisition, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByLiabilityClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings
us-gaap:BusinessAcquisition, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByLiabilityClass
us-gaap:BalanceSheetLocation, us-gaap:BusinessAcquisition, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByLiabilityClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases
us-gaap:BusinessAcquisition, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:GainLossOnDerivativeInstrumentsNetPretax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:GainLossOnDispositionOfAssets
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:GainLossOnForeignCurrencyDerivativesRecordedInEarningsNet
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:GainLossOnForeignCurrencyFairValueHedgeDerivatives

us-gaap:GainLossOnSaleOfBusiness
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:GoodwillAcquiredDuringPeriod
us-gaap:StatementBusinessSegments

us-gaap:GoodwillForeignCurrencyTranslationGainLoss
us-gaap:StatementBusinessSegments

us-gaap:GoodwillTransfers
us-gaap:StatementBusinessSegments

us-gaap:ImpairmentOfIntangibleAssetsFinitelived

us-gaap:ImpairmentOfLongLivedAssetsToBeDisposedOf
us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName
us-gaap:IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance

us-gaap:IncomeTaxReconciliationDispositionOfBusiness

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInOtherNoncurrentLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InvestmentIncomeInterest

us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OperatingLeaseExpense
us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeaseRightOfUseAssetAmortizationExpense

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent
us-gaap:BusinessAcquisition, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax
us-gaap:HedgingDesignation
us-gaap:BusinessAcquisition, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossBeforeReclassificationAndTax

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherDepreciationAndAmortization
us-gaap:BusinessAcquisition, us-gaap:ContingentConsiderationByType
us-gaap:PaymentForContingentConsiderationLiabilityFinancingActivities

us-gaap:PaymentsOfDebtIssuanceCosts

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

us-gaap:ProceedsFromConvertibleDebt
us-gaap:CounterpartyName, us-gaap:LongtermDebtType
us-gaap:LongtermDebtType

us-gaap:ProceedsFromDivestitureOfBusinesses

us-gaap:ProceedsFromIssuanceOfSecuredDebt

us-gaap:ProceedsFromIssuanceOfWarrants
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:OptionIndexedToIssuersEquityEquity

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent
us-gaap:IncomeStatementLocation, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:RepaymentsOfSecuredDebt

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedDuringPeriodShares

us-gaap:TreasuryStockAcquiredAverageCostPerShare
iart:AssetAcquisition
iart:AssetAcquisitionDevelopmentMilestonePaymentToBePaid
us-gaap:BusinessAcquisition
iart:BusinessCombinationIntangibleAssetAcquiredDiscountRate
us-gaap:BusinessAcquisition
iart:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccruedExpenses
us-gaap:BusinessAcquisition
iart:BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedAssetsAcquiredIncludingGoodwill
us-gaap:BusinessAcquisition
iart:BusinessCombinationWorkingCapitalAdjustment

iart:CostOfDefiniteAndIndefiniteLivedIntangibleAssetsGrossExcludingGoodwill
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass
iart:DebtCovenantPeriod, us-gaap:DebtInstrument, us-gaap:SubsequentEventType
iart:DebtInstrumentCovenantMaximumLeverageRatio
iart:DebtCovenantPeriod, us-gaap:Range, us-gaap:DebtInstrument, us-gaap:SubsequentEventType
us-gaap:DebtInstrument, us-gaap:SubsequentEventType

iart:DebtWeightedAverageInterestRateFromSecuritization

iart:DeferredTaxAssetsLeasesAndOther

iart:DeferredTaxAssetsTaxDeferredExpenseCompensationandBenefitsEmployeeVacation

iart:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsCapitalizedResearchAndDevelopment

iart:DeferredTaxLiabilitiesLeasesAndOther

iart:DefiniteAndIndefiniteLivedIntangibleAssetsNetExcludingGoodwill
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
iart:DisposalGroupIncludingDiscontinuedOperationAccruedCompensation
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
iart:DisposalGroupIncludingDiscontinuedOperationLeaseLiabilityCurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
iart:DisposalGroupIncludingDiscontinuedOperationLeaseLiabilityNoncurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
iart:DisposalGroupIncludingDiscontinuedOperationOperatingLeaseAssetAndOtherAssets
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
iart:DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityCurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
iart:DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityNoncurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
iart:DisposalGroupIncludingDiscontinuedOperationRightOfUseAssetOperatingLeasesAndOtherAssets
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
iart:DisposalGroupIncludingDiscontinuedOperationTransitionalSupplyAgreementPayable

iart:InventoryTransferToAssetsHeldForSale

iart:LesseeOperatingLeaseLiabilityToBePaidAfterYearFour
us-gaap:CounterpartyName

iart:SecuredLongTermDebtSecuritizationProgramCurrent

iart:SecuredLongTermDebtSecuritizationProgramNoncurrent
us-gaap:FairValueByFairValueHierarchyLevel
iart:SecuritizationFacilityFairValueOfAmountOutstanding
us-gaap:AwardType
iart:SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedButNotIssuedInPeriod

us-gaap:AccountsPayableTradeCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationContingentConsiderationLiability
us-gaap:BalanceSheetLocation
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContingentLiability
us-gaap:BalanceSheetLocation, us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet

us-gaap:ContractWithCustomerAssetNet

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiabilityNoncurrent

us-gaap:ConvertibleDebtNoncurrent
us-gaap:CumulativeEffectPeriodOfAdoption
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentFairValue
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentUnamortizedDiscount
us-gaap:CreditFacility
us-gaap:DebtWeightedAverageInterestRate
us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:DeferredCompensationPlanAssets

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsCharitableContributionCarryforwards

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsInventory

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration
us-gaap:IncomeTaxAuthority, us-gaap:TaxPeriod
us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts

us-gaap:DeferredTaxAssetsUnrealizedCurrencyLosses

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssets

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax

us-gaap:DefinedBenefitPlanBenefitObligation

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets

us-gaap:DefinedBenefitPlanFundedStatusOfPlan
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeFairValueOfDerivativeAsset
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeFairValueOfDerivativeLiability
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation
us-gaap:BusinessAcquisition, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeFairValueOfDerivativeNet
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:VariableRate
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:BusinessAcquisition, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:Position
us-gaap:DerivativeFixedInterestRate
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:VariableRate
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeNotionalAmount
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:Position
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:Position
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationAccruedLiabilities
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationConsideration
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:SubsequentEventType
us-gaap:StatementScenario, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:SubsequentEventType
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationDeferredTaxAssets
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationGoodwill1
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationIntangibleAssets
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationInventory1
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherAssets
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherLiabilities
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssetsCurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment

us-gaap:EmployeeRelatedLiabilitiesCurrent
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
us-gaap:BalanceSheetLocation, us-gaap:BusinessAcquisition, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByLiabilityClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue
us-gaap:BusinessAcquisition, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByLiabilityClass

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet
us-gaap:BusinessAcquisition, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:InventoryFinishedGoodsNetOfReserves

us-gaap:InventoryRawMaterials

us-gaap:InventoryRawMaterialsAndPurchasedPartsNetOfReserves

us-gaap:InventoryWorkInProcess

us-gaap:InventoryWorkInProcessNetOfReserves

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
us-gaap:CounterpartyName

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear
us-gaap:CounterpartyName
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LettersOfCreditOutstandingAmount
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
us-gaap:CreditFacility
us-gaap:LineOfCredit
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:LineOfCreditFacilityFairValueOfAmountOutstanding
us-gaap:CreditFacility, us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear
us-gaap:PropertyPlantAndEquipmentByType
us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent
us-gaap:IncomeTaxAuthority
us-gaap:OperatingLossCarryforwards
us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass
us-gaap:OtherIndefiniteLivedIntangibleAssets

us-gaap:RestructuringReserveNoncurrent

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:RevenueRemainingPerformanceObligationPercentage

us-gaap:SecuredDebtCurrent
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1

us-gaap:TreasuryStockCommonShares

us-gaap:TreasuryStockCommonValue

us-gaap:TreasuryStockShares

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
us-gaap:ValuationAllowancesAndReservesType
us-gaap:ValuationAllowancesAndReservesBalance

Plots across concepts


IncomeStatement
Comprehensive Income Net Of Tax
Expenses
Other Nonoperating Income Expense
Balance Sheet
Operating Lease Right Of Use Asset
Assets
Operating Lease Right Of Use Asset
Current Assets
Prepaid Expense And Other Assets Current
NonCurrent Assets
Other Assets Noncurrent
PropertyPlantAndEquipmentNet
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Liabilities
Operating Lease Liability
Current Liabilities
Contract With Customer Liability Current
Noncurrent Liabilities
Deferred Income Tax Liabilities Net
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Increase Decrease In Inventories
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Treasury Stock Shares
OperatingLeaseLiability
Operating Lease Liability Current
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Remainder Of Fiscal Year
InventoryNet
Inventory Work In Process Net Of Reserves
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:CommonStockValue ▇▇▇▇▇▇▇▇▇▇▆▆▆▄▄▄▄▃▃█████▅▅▅▅▅▅▄▂▂▂▂▁▁▁▁▁▁▁▁0.8950.8940.8930.8920.8920.8890.8870.8860.8830.8820.880.880.8770.8170.8130.8130.8040.7820.7770.9260.9240.920.9180.9160.840.8360.8320.830.830.830.820.740.740.740.7380.7180.7180.7160.7140.7180.720.7180.718NANANA
us-gaap:CommonStockSharesIssued NANA89.25189.19189.18989.10488.73588.68988.35188.30488.04488.01687.77181.71181.30681.30180.36378.18577.66692.51692.47691.98491.71491.68684.02483.5183.28882.90682.94882.89882.08473.94473.93873.91873.70471.8171.80471.49871.46871.79871.7271.61471.49NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁85.3485.258NA84.75284.70685.892NA85.68886.25786.258NA86.29983.51379.834NA79.45578.96378.394NA81.03278.7176.282NA70.55867.87866.684NA65.81265.60865.536NA55.79256.23655.592NA57.55457.21856.976NA58.05860.35660.37NA60.14460.79859.964
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁84.68784.5NA84.32584.70685.188NA85.68885.57785.343NA85.19382.42378.552NA78.18676.21374.765NA74.53474.39273.934NA70.55866.06465.472NA64.964.79664.55NA55.79255.74655.592NA56.89256.83856.69NA57.16659.11259.124NA59.14459.7158.976
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount NA0.5NANANA0.4NANANA0.3NANANA0.2NANANA0.2NANANA0.3NANANA0.1NANANANANANANANANANANANANA0.50.1NANA0.80.7NA
us-gaap:EarningsPerShareBasic ▅▆█▅▃▄▄▂▅▅▄▄▄▄▆▃▄▄▅▄▄▄▄▁▄▄▄▄▄▃▄▁▃▃▄▄▄▄▄▄▃▄▅▄▄▄0.410.541.10.380.00.110.18-0.320.350.380.290.160.140.140.570.040.140.090.380.270.170.160.205-0.450.0750.130.2650.150.0750.0350.22500000000000003-0.510.06-0.0750.229999999999999980.230.150.120.084999999999999960.1950.010.1950.319999999999999950.280.2550.255
us-gaap:EarningsPerShareDiluted ▅▆█▅▃▄▄▂▅▅▄▄▄▄▆▃▄▄▅▄▄▄▄▁▄▄▄▄▄▃▄▁▃▃▄▄▄▄▄▄▃▄▅▄▄▄0.410.531.090.380.00.110.18-0.320.340.380.290.150.140.140.560.040.140.080.350.250.160.1550.195-0.450.0750.1250.260.150.0750.0350.22500000000000003-0.510.06-0.0750.224999999999999980.230.150.1150.079999999999999960.1950.010.190.314999999999999950.2750.250.25
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 TTM Greenblatt ROC _ _█▆██▅▆▆▂▇▆▆▅▆▅▄▄▅▄▇▆▅▅▅▄▄▅▆▅▄▄▅▁▄▃▅▅▅▅▄▅▄▅▅51.85430.71452.64557.54214.0827.10336.08-20.58745.95932.30834.10823.67727.63425.5797.21810.64216.9859.95940.7730.09522.37722.11924.0089.99413.95416.78826.68417.72712.3928.73818.036-29.6147.978-0.04418.55819.73618.02117.4677.74918.2918.020.87224.163NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:ComprehensiveIncomeNetOfTax ▄▆█▅▃▂▄▁▄▄▃▄▃▅▅▄▄▄▄▄▃▄▃▂▄▂▃▃▃▃▄▂▃▃▄▄▃▄▃▃▃▄▄▅▃28.73175.826110.59843.5481.095-19.00726.53-46.52117.71421.525.43412.33-12.26932.60444.33113.53428.13112.09511.40423.415.84422.885-1.569-33.31512.325-15.7447.996-6.3644.7523.20613.823-19.865.317-10.53417.48417.106-2.7313.639-1.254-7.8944.19525.64315.58636.948-1.552NA
us-gaap:CostOfGoodsAndServicesSold █▇▇▆▂▆█▇▇▅▇▇▆▇█▁▁151.267145.823147.069134.811105.478133.476149.462142.636143.671128.912146.464143.245137.565144.222148.171101.75798.998NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CostsAndExpenses ▆▆▆▆▄▆▇█▆▆▇▆▆▆▇▄▄▄▃▃▃▃▃▃▃▃▃▃▃▃▂▄▂▂▂▂▂▂▂▂▂▁▂▁▁▁338.138329.357336.002312.69244.585327.221359.047399.682337.686327.382349.207342.177338.556331.503361.384268.192265.179248.677214.894220.237226.932214.651217.152216.373230.124216.877225.492211.992218.959206.321202.733242.86197.569196.696195.874190.348192.149178.718195.774183.894185.329160.169169.971159.332154.016150.055
us-gaap:GrossProfit NANA241.578235.421153.187220.848245.665236.459239.974230.778236.851222.609228.625212.86220.431177.077183.166172.051170.242161.003159.744151.997151.159140.298137.422127.313154.708143.745144.375132.676134.121129.145122.479116.384132.502130.536131.896121.51120.783123.534120.491116.12122.828117.447114.131109.474
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments ▆█▆▆▄▄▅▂▆▅▅▄▄▄▃▄▄▄▆▅▄▄▅▄▄▄▅▄▄▄▄▁▄▃▅▄▄▄▃▄▄▄▅▅▅▅44.82467.27838.91641.5111.65111.44226.407-27.50936.38324.82324.51611.02412.7319.132-4.5973.2358.0024.74535.47524.99414.94315.01419.5115.3627.57212.61720.27511.5437.1863.97513.125-35.1552.995-5.75516.61114.25611.5699.5930.37611.2871.99814.83319.4422.27121.09419.309
us-gaap:IncomeTaxExpenseBenefit ▆▇▁▆▅▅▆▅▆▅▅▅▅▅▁▅▅▅▆▆▅▅▅█▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▆▆▅9.75621.884-53.8289.1742.022.26211.0880.1016.647-7.933-0.622-2.2711.355-1.86-48.9520.076-2.833-1.6497.2274.852.1883.3664.53137.2432.5744.2333.1091.7362.3611.7690.942-6.605-0.445-1.7053.8251.0453.0552.9-4.1840.0441.2993.3460.6335.7885.9374.087
us-gaap:InterestExpense ▅▅▇█▆▇▅▆▅▅▅▆▇▇▇▃▃▂▃▃▃▃▃▃▂▂▂▃▂▂▂▂▂▂▁▂▃▃▃▃▃▂▂▂▂▂13.14912.92917.35120.79615.68217.75213.46213.96213.38413.14913.93314.47817.50418.76816.9466.7616.1815.1316.5486.2956.5886.3736.1136.4645.4715.4925.5275.9165.3825.1424.7075.3164.9654.81.6565.5497.1037.9297.8627.5876.7225.4695.1254.394.34.541
 us-gaap:InterestExpenseDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType iart:TwoThousandTwentyFiveSeniorConvertibleNotes,us-gaap:ConvertibleDebtNANA5.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▅▅█▅▃▃▄▁▄▅▄▄▃▃▅▃▃▃▄▄▄▃▄▁▃▃▄▃▃▃▃▁▃▃▄▄▃▃▃▃▃▃▄▄▄▄35.06845.39492.74432.337-0.3699.1815.319-27.6129.73632.75625.13813.29511.37610.99244.3553.15910.8356.39428.24620.14412.75511.64814.98-31.8814.9988.38417.1669.8074.8252.20612.183-28.553.44-4.0512.78613.2118.5146.6934.5611.2430.69911.48718.80716.48315.15715.222
us-gaap:OperatingIncomeLoss █▆██▅▆▆▂▇▆▆▅▆▅▄▄▅▄▇▆▅▅▅▄▄▅▆▅▄▄▅▁▄▃▅▅▅▅▄▅▄▅▅▆▅▅51.85430.71452.64557.54214.0827.10336.08-20.58745.95932.30834.10823.67727.63425.5797.21810.64216.9859.95940.7730.09522.37722.11924.0089.99413.95416.78826.68417.72712.3928.73818.036-29.6147.978-0.04418.55819.73618.02117.4677.74918.2918.020.87224.16327.30924.57922.643
us-gaap:OtherNonoperatingIncomeExpense ██▅▆▄▃▄▇▅▆▅▅▆▆█▃▁▃▅▅▃▃▅▅▃▅▃▃▄▄▃▃▃▃▃▄▄▃▄▄▄▃▄▃▄▅5.0344.8691.4492.4920.972-0.4791.0614.1271.0983.2361.8661.752.4272.2455.036-0.735-2.866-0.091.2431.192-0.852-0.7381.6041.827-0.9191.316-0.905-0.2930.1180.317-0.257-0.263-0.307-0.974-0.603-0.0310.236-0.3230.3780.4290.593-0.6430.349-0.7070.7631.146
us-gaap:ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost ▅▆▆▄▁▅█▄20.12122.37422.17919.4614.92620.81624.61619.003NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax █▇█▇▄▇█▇█▇█▇▇▇▇▄▄▄▄▃▃▃▃▃▃▃▄▃▃▂▃▂▂▂▂▂▂▂▂▂▂▁▂▁▁▁389.992360.071388.647370.232258.665354.324395.127379.095383.645359.69383.315365.854366.19357.082368.602278.834282.164258.636255.664250.332249.309236.77241.16226.367244.078233.665252.176229.719231.351215.059220.769213.246205.547196.652214.432210.084210.17196.185203.523202.185193.329181.041194.134186.641178.595172.698
us-gaap:Revenues █▇█▇▄▇█▇█▇█▇▇▇▇▄▄▄▄▃▃▃▃▃▃▃▄▃▃▂▃▂▂▂▂▂▂▂▂▂▂▁▂▁▁▁389.992360.071388.647370.232258.665354.324395.127379.095383.645359.69383.315365.854366.19357.082368.602278.834282.164258.636255.664250.332249.309236.77241.16226.367244.078233.665252.176229.719231.351215.059220.769213.246205.547196.652214.432210.084210.17196.185203.523202.185193.329181.041194.134186.641178.595172.698
us-gaap:SellingGeneralAndAdministrativeExpense ▆▆▆▆▄▇▇▇▇▇▇▇▇▆█▅▅▅▃▃▄▃▃▃▄▃▃▃▄▃▃▂▃▃▂▂▂▂▂▂▂▁▂▁▁▁162.552156.633162.39150.076116.108165.952174.254173.098165.378174.87177.228173.355176.597163.566190.639145.945145.015142.497112.119112.317119.217111.956109.75113.424126.59114.064112.48109.896115.253108.33898.53795.93399.619100.16196.52993.07796.09787.41194.80887.50895.73280.08482.5975.73874.21672.511
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:Assets ███▇▇▇▇▇▇▇▆▇▇▇▇▅▄▄▃▃▃▃▃▃▃▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁3712.7873741.5543615.1363453.5213391.7593447.5653303.243346.583290.413205.7113107.8873178.6423185.7733247.6933211.2572418.1872101.1312049.0151807.9541827.4241814.1621830.2621774.7041827.621637.8941550.8071578.6251545.7341563.0231555.9231196.2291184.0721187.5011156.4911163.5991185.5061161.8171158.371144.1091174.6661153.8561007.0281017.308NANANA
us-gaap:Liabilities ██▇▇▇▇▇▇▆▆▆▆▆██▅▄▄▃▃▃▃▃▃▃▃▃▃▃▃▁▂▂▂▂▂▂▂▂▂▂▁▁2137.8062212.2232100.2692055.5342042.6632105.7621886.5041961.6061869.4591808.6811732.0911813.5611843.8682249.2532248.9511505.0711206.5761196.524968.2871003.9971019.3751053.8751023.2611097.52926.171862.708874.303859.756873.793876.723526.049684.595670.912646.602645.824658.805654.605649.919651.471673.145635.039479.442517.345NANANA
us-gaap:LiabilitiesAndStockholdersEquity ███▇▇▇▇▇▇▇▆▇▇▇▇▅▄▄▃▃▃▃▃▃▃▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁3712.7873741.5543615.1363453.5213391.7593447.5653303.243346.583290.413205.7113107.8873178.6423185.7733247.6933211.2572418.1872101.1312049.0151807.9541827.4241814.1621830.2621774.7041827.621637.8941550.8071578.6251545.7341563.0231555.9231196.2291184.0721187.5011156.4911163.5991185.5061161.8171158.371144.1091174.6661153.8561007.0281017.308NANANA
us-gaap:StockholdersEquity ███▇▇▆▇▇▇▇▇▇▆▄▄▄▄▃▃▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁1574.9811529.3311514.8671397.9871349.0961341.8031416.7361384.9741420.9511397.031375.7961365.0811341.905998.44962.306913.116894.555852.491839.667823.427794.787776.387751.443730.1711.723688.099704.322685.978689.23679.2670.18499.477516.589509.889517.775526.701507.212508.451492.638501.521518.817527.586499.963NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AssetsCurrent ▆▆█▇▆▆▅▅▅▄▄▄▄▅▄▅▃▂▂▂▂▂▁▂▃▂▂▂▂▂▂▂▁▁▁▂▁▁▁▁▂▁▁1032.3821039.0751237.2021152.096966.2221008.672858.168883.813868.672822.686775.082827.983821.322848.65822.146944.943616.166568.919495.17511.877493.986494.565438.495504.912608.247521.95529.321562.589564.161539.746525.242510.583477.736447.059453.051493.562477.323459.743452.257476.328495.784425.185444.849NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▇▇█▇▆▆▃▄▃▃▂▄▃▃▃█▃▂▂▂▂▁▁▂▂▂▁▂▂▂▂▂▂▂▂▂▁▁▂▂▂▂▂▂▂▂397.414408.976470.166396.279360.981357.712198.911207.981176.084157.025138.838205.991183.771189.396174.935481.943154.6124.113102.055107.59886.80377.08648.13279.311131.29679.87171.994140.231137.16129.038120.614118.86898.63689.69196.938125.71875.4758.642100.808110.991137.279104.354128.76382.83293.61881.674
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▆▇█▆▆▆▂▂▂▁▁▂▂▂▂397.414408.976470.166396.279360.981357.712198.911207.981176.084157.025138.838205.991183.771189.396174.935NANANA102.055NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccountsReceivableNetCurrent ▆▅▅▅▄▆▇▇█▇▇▆▇▇▆▃▃▃▃▂▂▃▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁229.823223.542225.532218.184179.143245.546275.296281.119296.507279.072265.737248.738258.38272.26251.799171.126171.323158.234148.186140.75145.571151.607132.241125.465134.546126.785131.918120.741118.262112.521118.145113.538114.749111.944114.916119.527115.571113.996118.129117.777116.179106.117106.005NANANA
us-gaap:InventoryNet ▇▇▆▆█▇▇▆▆▆▅▆▆▆▆▄▄▄▃▃▃▃▃▃▄▄▄▄▄▃▃▃▃▂▂▂▂▂▂▂▂▁▁323.618328.049310.117307.839358.756338.082316.054302.622296.505286.962280.347290.846290.517290.474296.332232.34234.68239.809217.263219.671220.442221.978211.429213.878241.835233.043237.114230.455223.632215.232213.431207.389195.457179.558171.806169.376172.541172.469171.261181.43174.46154.601146.928NANANA
us-gaap:InventoryFinishedGoods NANA180.301NANANA201.87NANANA179.885NANANA190.1NANANA127.973NANANA125.869NANANA150.483NANANA130.298NANANA102.401NANA108.433106.972112.552109.065NA87.508NANANA
us-gaap:PrepaidExpenseAndOtherAssetsCurrent ▇▆▆▆▅▅▅▇██▇▇▇██▅▄▃▂▄▃▄▃▃▃▂▂▂▃▃▂▂▂▂▂▁▁▂▂▂81.52778.50869.28269.81767.34267.33267.90792.09199.57699.62790.1682.40888.65496.5299.0859.53455.56335.47727.66643.85841.1743.89442.6239.36142.39723.95829.63226.88636.75834.49626.75230.73930.77427.39630.29114.36612.16224.57125.90428.33NANA27.869NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NoncurrentAssets NANA382.403NANANA446.718NANANA320.029NANANA285.329NANANA234.103NANANA213.147NANANA220.354NANANA208.648NANANA188.257NANANA144.511NANANA109.558NANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:USNANA324.893NANANA383.652NANANA280.382NANANA247.154NANANA213.898NANANA192.9NANANA197.897NANANA187.608NANANA166.508NANANA125.88NANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical iart:RestOfWorldNANA5.577NANANA7.143NANANA3.203NANANA7.233NANANA1.235NANANA1.078NANANA1.239NANANA1.03NANANA1.507NANANA1.357NANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical srt:AsiaPacificNANA13.121NANANA8.598NANANA3.765NANANA4.189NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical srt:EuropeNANA38.812NANANA47.325NANANA32.679NANANA30.942NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PropertyPlantAndEquipmentGross NANA570.378NANANA622.005NANANA555.292NANANA489.185NANANA413.208NANANA373.697NANANA384.449NANANA357.507NANANA316.948NANANA252.174NANANA210.027NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType iart:InformationSystemsandHardwareNANA143.77NANANA138.398NANANA129.962NANANA127.946NANANA111.145NANANA93.742NANANA92.392NANANA51.171NANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType iart:SurgicalInstrumentKitsNANA1.164NANANA33.104NANANA31.231NANANA30.511NANANA19.871NANANA15.916NANANA32.551NANANA30.352NANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:BuildingAndBuildingImprovementsNANA17.345NANANA16.262NANANA20.472NANANA20.243NANANA17.677NANANA17.611NANANA16.272NANANA15.377NANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:ConstructionInProgressNANA73.89NANANA140.366NANANA105.075NANANA62.967NANANA59.222NANANA50.571NANANA86.844NANANA112.13NANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:FurnitureAndFixturesNANA20.843NANANA22.145NANANA17.731NANANA17.394NANANA16.896NANANA15.01NANANA15.517NANANA16.363NANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LandNANA1.541NANANA1.476NANANA1.837NANANA1.881NANANA2.147NANANA2.189NANANA3.308NANANA3.022NANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LeaseholdImprovementsNANA144.852NANANA114.941NANANA105.063NANANA90.329NANANA82.432NANANA75.575NANANA45.416NANANA42.9NANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:MachineryAndEquipmentNANA166.973NANANA155.313NANANA143.921NANANA137.914NANANA103.818NANANA103.083NANANA92.149NANANA86.192NANANANANANANANANANANANANANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANA282.849NANANA284.601NANANA255.18NANANA219.934NANANA190.839NANANA168.516NANANA174.463NANANA157.197NANANA139.05NANANA120.791NANANA110.571NANANA
us-gaap:AmortizationOfIntangibleAssets ▂▃▂▆▆▅▄▃█▃▃▃▃▃▃▃▃▂▂▂▂▂▂▁▁▂▂▁▁▁▁▁▁▂▃▃▃▃▃▃▂▁▁▁▂▁4.1984.5274.3648.3438.0736.9775.6885.05611.0045.2795.2165.2685.2865.395.3945.4565.4194.1013.4523.4673.4713.4713.5352.9423.1043.5353.3872.9952.9853.0333.0373.0363.0733.5514.5514.6184.6474.724.8244.5484.053.0112.7442.6793.5753.019
us-gaap:PropertyPlantAndEquipmentNet ▇▇▇▇███▇▇▇▇▇▆▆▆▅▅▅▅▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃▃▃▂▂▂▂▁▁▁295.759296.193287.529294.439334.334335.903337.404319.384316.445306.35300.112287.0277.025274.029269.251232.241232.074229.11222.369212.195208.648210.33205.181197.2215.46210.111209.986203.882206.668205.667200.31192.724184.537179.352177.898161.189146.928136.77131.383122.435115.667102.47899.456NANANA
us-gaap:Goodwill ██▇▇▇▇▇▇▇▇▇▇▇▇▇▄▄▄▃▃▃▃▃▃▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁1015.6381010.072932.367919.556956.207951.554954.28945.282926.732922.508926.475926.369927.148944.495937.905587.943585.41578.229510.571515.636514.023516.103512.389505.727357.022354.202363.888349.574354.977367.649249.764248.824292.881292.278294.067292.426292.085295.232292.98294.529285.376267.426261.928NANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ██▇▆▇▇▇▇▇▇▇▇▇██▄▄▄▄▄▄▄▄▄▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁1178.8841193.681989.436973.685998.6861014.2271031.5911040.351041.621058.631079.4961097.2591121.8451147.9541159.627634.052648.744654.408561.175573.687583.569594.856603.74606.42440.583447.424459.459413.906422.009429.446197.163202.41206.884212.274212.267218.345224.308230.92237.122243.934230.935191.21194.904NANANA
us-gaap:DeferredTaxAssetsLiabilitiesNet NANA57.5NANANA132.057NANANA97.977NANANA88.538NANANA75.626NANANA77.594NANANA-27.482NANANA59.048NANANA49.626NANANA47.64NANANA31.454NANANA
us-gaap:OperatingLeaseRightOfUseAsset ▆▇▅▅▇█▇██▁89.17491.17483.63584.91693.3895.8994.5397.73897.78364.999NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent ▂▄▁▂▄▄▂▄▂█▂▄▃▃▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▁▁20.86436.73311.27720.67935.40138.98914.64433.00816.7279.13319.91732.79730.75626.10116.07812.65712.52313.59211.7346.6536.8747.287.9678.40610.89311.43610.3689.5248.7867.778.3389.98610.4759.78510.35911.95612.51612.5813.12812.67413.6310.3028.277NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AccruedLiabilitiesCurrent ▇▇▇▆▅▅▅▅▆▇▆▆▆█▆▆▄▂▁▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▂▁▂▂▂▂99.20896.45994.19480.93873.37475.9776.80973.24981.69392.49284.54584.31781.194107.81987.70883.45567.3846.35434.9738.90938.03744.83939.1644.28542.83141.03842.09640.17338.89237.69636.35434.81833.00234.55331.76837.59136.13241.78541.65938.83841.684NA33.63NANANA
us-gaap:ContractWithCustomerLiabilityCurrent █▇▆▅▅▅▅▂▁▂▂5.895.45.2754.8754.7174.864.7723.9843.5073.83.8NANANA11.051NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LiabilitiesCurrent ▆██▄▃▄▆▆▆▅▅▅▄▆▇▃▃▃▁▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▂▃318.756412.301401.013255.146212.415246.485331.309302.641315.111288.106262.552258.34233.342336.02348.911210.234177.877188.083123.601161.397149.827156.63139.127139.947155.753126.805126.025130.123126.902116.831119.382122.278109.339105.78106.929112.574112.247104.586101.868104.433118.008163.316200.032NANANA
us-gaap:OperatingLeaseLiabilityCurrent ██▄▃▅▅▂▁▆13.98713.912.81812.51813.15312.96412.25311.83513.448NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:TaxesPayableCurrent █▁17.11213.7NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:LongTermDebt ▁███866.25877.5877.5877.5NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:SecuredLongTermDebt ▄▄▄▄▅▅▆▆▆▆▆▆▇██▅▄▄▃▂▂▃▂▃▂▂▂▂▂▂▁▂▂▂▂▂▂▁▁▁▁▁▁823.208922.672933.387944.1021007.3171018.0321198.5611274.0491204.5371205.0251210.5131421.0011476.4881772.0271781.1421152.633867.5848.75665.0433.75461.25491.563481.875502.188429.375396.25413.125410.0421.875421.875186.875341.875341.875321.875321.875321.875321.875166.875179.688192.5144.375136.875139.688NANANA
us-gaap:DeferredIncomeTaxLiabilitiesNet ▄▄▁▂▁▁▂▄▃▄▄▄▄▄▄██63.44765.28216.1927.7821.2624.22136.55359.7353.08657.6657.77872.99773.31172.87965.13128.628131.255NA148.941NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent ▇▇██▇▇▅▅▅▆▄▃▃▃▃▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁161.731154.179186.727177.53169.134158.037118.077118.366100.128131.8980.04861.22360.72768.32753.76813.57629.94428.85530.74530.2328.9228.60728.64829.27431.98432.04530.40931.75634.3836.2812.52712.02312.92714.03913.95513.60317.08716.85711.61318.49416.65211.60811.826NANANA
us-gaap:OperatingLeaseLiabilityNoncurrent ▅▅▁▁▇█▆▆▄95.19695.54988.11888.77898.831100.32897.50496.8294.197NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo ▇▆▇▆█▆▆▆▁▅14.24113.24514.28813.5215.06713.31413.24713.5858.79112.705NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree ▂▂▂▁▄█▇▅▄▃11.75711.70611.3511.07812.32714.49414.04912.98712.70311.828NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour ▄▄▃▂▄▅▄█▇▁11.13111.10910.5510.29211.58111.95411.68213.93713.6049.45NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive ▁█▆9.8499.9689.941NANA11.31811.35611.7111.3167.578NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive ▁▁█73.72473.69178.914NANA92.45592.663104.467102.01742.617NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:StockholdersEquity ███▇▇▆▇▇▇▇▇▇▆▄▄▄▄▃▃▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁1574.9811529.3311514.8671397.9871349.0961341.8031416.7361384.9741420.9511397.031375.7961365.0811341.905998.44962.306913.116894.555852.491839.667823.427794.787776.387751.443730.1711.723688.099704.322685.978689.23679.2670.18499.477516.589509.889517.775526.701507.212508.451492.638501.521518.817527.586499.963NANANA
us-gaap:CommonStockValue ▇▇▇▇▇▇▇▇▇▇▆▆▆▄▄▄▄▃▃█████▅▅▅▅▅▅▄▂▂▂▂▁▁▁▁▁▁▁▁0.8950.8940.8930.8920.8920.8890.8870.8860.8830.8820.880.880.8770.8170.8130.8130.8040.7820.7770.9260.9240.920.9180.9160.840.8360.8320.830.830.830.820.740.740.740.7380.7180.7180.7160.7140.7180.720.7180.718NANANA
 us-gaap:AdditionalPaidInCapital us-gaap:CumulativeEffectPeriodOfAdoption srt:CumulativeEffectPeriodOfAdoptionAdjustmentNANA-63.3NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AdditionalPaidInCapitalCommonStock █▇████▇▇▇▇▇▇▇▄▄▄▃▃▃▆▆▅▅▅▃▃▃▃▃▃▃▁▁▁▁▂▂▂▂▁▁▁▁1248.5551231.6371290.9091284.7111279.371240.4551213.621208.5491198.011191.8071192.6011187.9631177.125822.52821.758817.071812.25799.376798.6521038.21032.971022.151020.1281010.448790.371779.074779.555769.208766.096760.817750.918594.078591.331589.948587.301613.721611.337609.849607.676600.852598.249558.527552.227NANANA
us-gaap:RetainedEarningsAccumulatedDeficit █▇▇▆▅▅▅▅▅▅▄▄▄▃▃▃▃▂▂▂▂▁▁▁▄▄▄▃▃▃▃▃▄▃▄▃▃▃▃▃▃▃▃609.955574.888532.265439.521407.184407.553398.574383.255410.865381.129348.373323.236309.941297.5285.186240.831237.673226.837220.443192.195172.052157.563145.879128.038328.341323.344314.96297.794287.987283.162285.046272.863301.413297.973302.023289.237276.026267.512260.819256.259245.018244.317232.83NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▅▅▃▂▁▁▃▂▃▄▅▆▆█▆▆▆▄▄▅▅▅▅▅▅▅▆▇████▇▇█▇▇-49.963-43.627-74.059-91.913-103.124-104.588-76.402-87.615-68.7-56.679-45.443-26.271-25.306-1.663-23.807-23.783-34.158-51.453-57.154-40.31-43.576-36.665-47.902-41.723-40.288-47.616-23.488-14.3181.8531.9270.927-0.713-9.404-11.281-4.797-9.495-13.389NA-9.093NANANANANANANA
us-gaap:TreasuryStockValue ▄▄▄▄▄▃▁▁▁▁▁▁▁▁▁▁▁▁▁█████████████████████▇▆▆234.461234.461235.141235.224235.226202.506119.943120.101120.107120.109120.615120.727120.732120.734121.644121.816122.014123.051123.051367.121367.121367.121367.121367.121367.121367.121367.121367.121367.121367.121367.121367.121367.121367.121367.121367.121367.121367.121367.121352.669340.667287.978283.658NANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue █▁15.7426.098NA5.414.9483.7815.4735.8745.7984.1194.9375.5595.4714.745NA5.3015.6955.688NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities █▆▇▆▄▃█▆▅▃▄▇▄▄▂▅▃▃▂▅▅▃▃▃▃▄▃▄▂▂▂▄▁▂▁▃▁▄▄▃▃▃▃▃▃▃91.2969.08180.26269.63933.11720.81489.18464.24148.52429.48442.68879.25136.21341.53111.54945.24228.87128.8826.52946.76743.93819.17125.39219.34918.12331.61920.75731.07516.37711.25411.69630.8082.9187.846-3.78827.9092.27632.31834.69523.79524.58321.25528.4329.64619.35828.137
us-gaap:NetCashProvidedByUsedInInvestingActivities █▇█████▇██████▁██▇█████▆██▇██▆███████▇█▇▇███-7.917-117.566-35.921-6.718-3.949-21.485-20.609-108.839-17.414-15.806-25.33-16.3431.266-9.298-983.568-7.107-37.517-193.143-21.142-6.707-8.043-6.73-37.818-315.448-13.112-5.632-98.851-8.775-9.356-246.335-10.127-13.394-13.688-13.087-29.77319.855-5.523-63.835-15.575-80.864-88.015-5.922-19.248-8.956NANA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▂▂▂▂▃▁▃▂▂▁▂▂▂█▅▂▄▂▂▂▂▂▄▂▂▂▂▂▄▂▂▂▂▂▂▂▂▂▂▃▁▂▂▂▂-97.475-3.01521.222-33.049-28.553162.005-81.99281.025-13.1925.393-84.055-39.839-36.092-20.886664.214286.3733.324185.03913.763-19.797-24.89315.811-17.512245.57544.276-13.82611.74-13.1921.062243.174-0.4880.18419.0660.2573.2020.4621.033-12.56-27.10736.37795.322-44.45538.674-37.0046.22-9.464
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▃▁▅▄▃█▃▄▄▄▁▄▃▄-11.562-61.1973.88735.2983.269158.801-9.0731.89719.05918.187-67.15322.22-5.62514.461NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 us-gaap:AmortizationOfFinancingCosts us-gaap:DebtInstrument iart:SeniorCreditFacilityNANANA3.3NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DeferredIncomeTaxExpenseBenefit ▆▆▁▆▅▆▅▆▆▅▅▆▆▆▁▆▆▆▆▆▆▆▄█▆▆▆▆▆▆▆▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆-3.673-1.234-68.9225.185-5.4695.068-8.51-1.459-2.234-6.843-8.9731.2121.213-1.636-66.3690.203-1.1450.007-3.555-2.277-1.5840.942-32.92930.930.4641.1840.546-1.007-2.0661.563-3.591-6.8380.655-1.0554.721-0.63-1.571-0.9835.6060.759-3.228-1.9815.792-1.289-0.006-0.369
us-gaap:IncreaseDecreaseInAccountsReceivable ▄▃▄▆▁▃▄▄▅▅▅▄▄▅█▄▅▄▅▄▄▅▅▄▅▄▅▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▅▄▄5.954-16.7565.75837.43-66.992-28.301-8.091-12.83716.65113.70518.201-9.6-9.9818.479.837-1.44210.7140.5899.418-5.425-4.91518.447.0254.7266.58-2.112.2983.9535.565-5.6714.332-2.1852.854-2.109-5.1163.5852.548-4.81.1010.0761.797-1.096-0.4746.9440.591-3.278
us-gaap:IncreaseDecreaseInInventories ▂▄▄▃▇█▆▅▅▅▁▃▄▃▃▂▃▄▃▃▃▅▂▃▄▄▃▅▅▅▄▅▆▅▃▃▃▃▂▃▄▄▃▃▄▄-5.2252.3322.817-1.5120.80526.23612.7558.9959.5112.048-11.741-0.1554.893-1.297-0.961-4.6020.2575.2070.5151.699-0.7428.104-4.246-1.877.0862.7890.3589.2818.8518.5167.16210.88915.0818.8851.791-3.2351.3020.853-8.49-2.7624.784.77-1.0290.6495.5552.199
us-gaap:NetCashProvidedByUsedInOperatingActivities █▆▇▆▄▃█▆▅▃▄▇▄▄▂▅▃▃▂▅▅▃▃▃▃▄▃▄▂▂▂▄▁▂▁▃▁▄▄▃▃▃▃▃▃▃91.2969.08180.26269.63933.11720.81489.18464.24148.52429.48442.68879.25136.21341.53111.54945.24228.87128.8826.52946.76743.93819.17125.39219.34918.12331.61920.75731.07516.37711.25411.69630.8082.9187.846-3.78827.9092.27632.31834.69523.79524.58321.25528.4329.64619.35828.137
us-gaap:NetIncomeLoss ▅▅█▅▃▃▄▁▄▅▄▄▃▃▅▃▃▃▄▄▄▃▄▁▃▃▄▃▃▃▃▁▃▃▄▄▃▃▃▃▃▃▄▄▄▄35.06845.39492.74432.337-0.3699.1815.319-27.6129.73632.75625.13813.29511.37610.99244.3553.15910.8356.39428.24620.14412.75511.64814.98-31.8814.9988.38417.1669.8074.8252.20612.183-28.553.44-4.0512.78613.2118.5146.6934.5611.2430.69911.48718.80716.48315.15715.222
us-gaap:ShareBasedCompensation █▃▃▃▃▂▃▃▃▂▃▃▃▂▃▃▃▃▂▂▂▂▂▃▂▁▂▂▃▁▁▁▁▁▁▁▁▁▄▁▆▂▃▂▂▂15.6996.3345.2575.4115.1723.755.5115.8855.7764.0834.9935.5725.4834.7315.1915.3095.6875.3634.5374.8764.6513.2463.6626.1723.2392.3773.4173.3865.8312.4712.7992.832.6922.0722.4192.2772.2852.077.9083.03411.8294.0345.7563.9333.6773.843
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities █▇█████▇██████▁██▇█████▆██▇██▆███████▇█▇▇███-7.917-117.566-35.921-6.718-3.949-21.485-20.609-108.839-17.414-15.806-25.33-16.3431.266-9.298-983.568-7.107-37.517-193.143-21.142-6.707-8.043-6.73-37.818-315.448-13.112-5.632-98.851-8.775-9.356-246.335-10.127-13.394-13.688-13.087-29.77319.855-5.523-63.835-15.575-80.864-88.015-5.922-19.248-8.956NANA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▄▄▄▄▄▆▇▅▆▆█▆▇▆▅▄▅▄▇▄▄▅▅▂▅▄▅▄▄▅▅▅▅▅█▇▅▅▅▅▇▁▆▄▆▁6.6346.6758.4276.7277.21716.51922.19413.59317.66416.08625.68516.66920.015.38713.6977.79612.8199.19121.1926.9748.26710.89513.099-1.69913.1128.90112.4558.7759.35611.33510.12913.24713.62210.85324.67219.71714.2310.41213.04412.24319.06-5.92218.2417.20617.635-5.944
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▂▂▂▂▃▁▃▂▂▁▂▂▂█▅▂▄▂▂▂▂▂▄▂▂▂▂▂▄▂▂▂▂▂▂▂▂▂▂▃▁▂▂▂▂-97.475-3.01521.222-33.049-28.553162.005-81.99281.025-13.1925.393-84.055-39.839-36.092-20.886664.214286.3733.324185.03913.763-19.797-24.89315.811-17.512245.57544.276-13.82611.74-13.1921.062243.174-0.4880.18419.0660.2573.2020.4621.033-12.56-27.10736.37795.322-44.45538.674-37.0046.22-9.464
us-gaap:PaymentsForRepurchaseOfCommonStock NANA0.00.00.0100.0NANA0.00.0NANANANANANANANANANANANANANANANANANANANANANANANA0.0NANANA14.45212.002NANA0.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value895000.0894000.0893000.0892000.0892000.0889000.0887000.0886000.0883000.0882000.0880000.0880000.0877000.0817000.0813000.0813000.0804000.0782000.0777000.0926000.0924000.0920000.0918000.0916000.0840000.0836000.0832000.0830000.0830000.0830000.0820000.0740000.0740000.0740000.0738000.0718000.0718000.0716000.0714000.0718000.0720000.0718000.0718000.0700000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued


Common
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value898989898888888888888781818180787792929191918483838282828273737373717171717171717169
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

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value8585848485858686868379797878817876706766656565555655575756586060606059
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value8484848485858585858278787674747473706665646464555555565656575959595958
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount


Antidilutive
Period End2021-03-312020-03-312019-03-312018-03-312017-03-312016-03-312015-03-312011-09-302011-06-302010-09-302010-06-30
Value500000.0400000.0300000.0200000.0200000.0300000.0100000.0500000.0100000.0800000.0700000.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.410.541.10.3800.110.18-0.320.350.380.290.160.140.140.570.040.140.090.380.270.170.160.205-0.450.0750.130.2650.150.0750.0350.225-0.510.06-0.0750.230.230.150.120.0850.1950.010.1950.320.280.2550.255
Percentage of EarningsPerShareBasic100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.410.531.090.3800.110.18-0.320.340.380.290.150.140.140.560.040.140.080.350.250.160.1550.195-0.450.0750.1250.260.150.0750.0350.225-0.510.06-0.0750.2250.230.150.1150.080.1950.010.190.3150.2750.250.25
Percentage of EarningsPerShareDiluted100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value2875110431.095-19.00726-46.52117215.43412-12.269324413281211235.84422-1.569-33.31512-15.7447.996-6.3644.7523.20613-19.865.317-10.5341717-2.7313-1.254-7.8944.195251536-1.552
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.421.128.511.80.4-5.46.7-12.34.66.01.43.4-3.49.112.04.910.04.74.59.42.39.7-0.7-14.75.0-6.73.2-2.82.11.56.3-9.32.6-5.48.28.1-1.37.0-0.6-3.92.214.28.019.8-0.9

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value15114514713410513314914214312814614313714414810198
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax38.840.537.836.440.837.737.837.637.435.838.239.237.640.440.236.535.1

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value338329336312244327359399337327349342338331361268265248214220226214217216230216225211218206202242197196195190192178195183185160169159154150
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax86.791.586.584.594.692.490.9105.488.091.091.193.592.592.898.096.294.096.184.188.091.090.790.095.694.392.889.492.394.695.991.8113.996.1100.091.390.691.491.196.291.095.988.587.685.486.286.9

Gross Profit

us-gaap:GrossProfit

us-gaap:GrossProfit


Gross
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value241235153220245236239230236222228212220177183172170161159151151140137127154143144132134129122116132130131121120123120116122117114109
Percentage of GrossProfit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax62.263.659.262.362.262.462.664.261.860.862.459.659.863.564.966.566.664.364.164.262.762.056.354.561.362.662.461.760.860.659.659.261.862.162.861.959.361.162.364.163.362.963.963.4

Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value446738411.6511126-27.50936242411129.132-4.5973.2358.0024.74535241415195.3627.5721220117.1863.97513-35.1552.995-5.7551614119.5930.376111.9981419222119
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.518.710.011.20.63.26.7-7.39.56.96.43.03.52.6-1.21.22.81.813.910.06.06.38.12.43.15.48.05.03.11.85.9-16.51.5-2.97.76.85.54.90.25.61.08.210.011.911.811.2

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value9.75621-53.8289.1742.022.262110.1016.647-7.933-0.622-2.2711.355-1.86-48.9520.076-2.833-1.6497.2274.852.1883.3664.531372.5744.2333.1091.7362.3611.7690.942-6.605-0.445-1.7053.8251.0453.0552.9-4.1840.0441.2993.3460.6335.7885.9374.087
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.56.1-13.92.50.80.62.80.01.7-2.2-0.2-0.60.4-0.5-13.30.0-1.0-0.62.81.90.91.41.916.51.11.81.20.81.00.80.4-3.1-0.2-0.91.80.51.51.5-2.10.00.71.80.33.13.32.4

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1312172015171313131313141718166.7616.1815.1316.5486.2956.5886.3736.1136.4645.4715.4925.5275.9165.3825.1424.7075.3164.9654.81.6565.5497.1037.9297.8627.5876.7225.4695.1254.394.34.541
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.43.64.55.66.15.03.43.73.53.73.64.04.85.34.62.42.22.02.62.52.62.72.52.92.22.42.22.62.32.42.12.52.42.40.82.63.44.03.93.83.53.02.62.42.42.6

Interest Expense Debt

us-gaap:InterestExpenseDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:InterestExpenseDebt

iart:TwoThousandTwentyFiveSeniorConvertibleNotes, us-gaap:ConvertibleDebt


Interest
Period End2020-12-31
Value5.0
Percentage of InterestExpenseDebt100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax iart:TwoThousandTwentyFiveSeniorConvertibleNotes us-gaap:ConvertibleDebt0.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value35459232-0.3699.1815-27.61293225131110443.159106.3942820121114-31.8814.9988.384179.8074.8252.20612-28.553.44-4.0512138.5146.6934.56110.6991118161515
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.012.623.98.7-0.12.63.9-7.37.89.16.63.63.13.112.01.13.82.511.08.05.14.96.2-14.12.03.66.84.32.11.05.5-13.41.7-2.16.06.34.13.42.25.60.46.39.78.88.58.8

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value354532-0.3699.1815-27.612932251311103.159106.394
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.012.68.7-0.12.63.9-7.37.89.16.63.63.13.11.13.82.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value51305257142736-20.5874532342327257.21810169.95940302222249.99413162617128.73818-29.6147.978-0.044181918177.749188.02024272422
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.38.513.515.55.47.69.1-5.412.09.08.96.57.57.22.03.86.03.915.912.09.09.310.04.45.77.210.67.75.44.18.2-13.93.9-0.08.79.48.68.93.89.04.111.512.414.613.813.1

us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value-122.357-121.548-99.635-81.308-71.791-84.426-93.475-147.043-84.065-94.288-95.948-98.441-95.339-90.96-123.314-82.602-75.856-75.722-54.106-61.313-63.574-52.266-60.011-68.153-64.961-62.716-9.374-70.844-73.078-67.4460-62.222-63.37354
Percentage of OperatingIncomeLoss-236.0-395.7-189.3-141.3-509.9-311.5-259.1714.3-182.9-291.8-281.3-415.8-345.0-355.6-1708.4-776.2-446.6-760.3-132.7-203.7-284.1-236.3-250.0-681.9-465.5-373.6-35.1-399.6-589.7-771.8-203.1-779.9144029.5278.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-31.4-33.8-25.6-22.0-27.8-23.8-23.7-38.8-21.9-26.2-25.0-26.9-26.0-25.5-33.5-29.6-26.9-29.3-21.2-24.5-25.5-22.1-24.9-30.1-26.6-26.8-3.7-30.8-31.6-31.428.2-30.3-32.226.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value17815615614793118135131141131135127128121135989889989489778781828336918879337064
Percentage of OperatingIncomeLoss344.1510.5297.5255.8667.2437.2374.8-638.8306.9408.2396.6538.0464.1476.71883.2927.5578.5901.5241.2315.3399.6352.0364.7811.4587.8494.6135.6516.5713.8906.5-113.3888.1-147122.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax45.743.540.339.836.333.434.234.736.836.735.334.835.034.136.935.434.834.738.537.935.932.936.335.833.635.514.339.938.236.815.734.532.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

us-gaap:OperatingSegments, iart:CodmanSpecialtySurgical


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value11310610797658710310199919091918994686762
Percentage of OperatingIncomeLoss219.8347.7203.4168.7463.5321.9286.2-491.2215.9282.8266.4388.0329.7349.91312.4641.7395.9629.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax29.229.727.626.225.224.626.126.725.925.423.725.124.925.125.724.523.824.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments iart:CodmanSpecialtySurgical0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, iart:OrthopedicsandTissueTechnologies


Operating
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value49502831313041404435373241303127292726202820181925202017
Percentage of OperatingIncomeLoss94.187.1203.8115.488.6-147.690.9125.3130.2150.0134.4126.8570.8285.8182.6271.973.292.1116.391.7119.7200.8132.1116.697.1117.4161.5194.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.713.511.18.88.18.010.911.311.69.710.19.111.210.911.010.511.711.110.48.611.98.97.68.410.39.18.77.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments iart:OrthopedicsandTissueTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, iart:TissueTechnologies


Operating
Period End2021-06-302021-03-312020-06-302020-03-31
Value64502831
Percentage of OperatingIncomeLoss124.2162.8203.8115.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.513.911.18.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments iart:TissueTechnologies0.00.00.00.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value5034000.04869000.01449000.02492000.0972000.0-479000.01061000.04127000.01098000.03236000.01866000.01750000.02427000.02245000.05036000.0-735000.0-2866000.0-90000.01243000.01192000.0-852000.0-738000.01604000.01827000.0-919000.01316000.0-905000.0-293000.0118000.0317000.0-257000.0-263000.0-307000.0-974000.0-603000.0-31000.0236000.0-323000.0378000.0429000.0593000.0-643000.0349000.0-707000.0763000.01146000.0
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.31.40.40.70.4-0.10.31.10.30.90.50.50.70.61.4-0.3-1.0-0.00.50.5-0.3-0.30.70.8-0.40.6-0.4-0.10.10.1-0.1-0.1-0.1-0.5-0.3-0.00.1-0.20.20.20.3-0.40.2-0.40.40.7

Research And Development Expense Excluding Acquired In Process Cost

us-gaap:ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost

us-gaap:ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost


Research
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value2022221914202419
Percentage of ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.26.25.75.35.85.96.25.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value389360388370258354395379383359383365366357368278282258255250249236241226244233252229231215220213205196214210210196203202193181194186178172
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

iart:ExtremityOrthopedics, iart:OrthopedicsandTissueTechnologies


Revenue
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value232111212420212225222324272224
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.15.94.36.16.35.55.76.36.66.26.56.97.58.28.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.15.94.36.16.35.55.76.36.66.26.56.97.58.28.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax iart:ExtremityOrthopedics iart:OrthopedicsandTissueTechnologies100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

iart:Instruments, iart:CodmanSpecialtySurgical


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value5451534928467672716874676869686868
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.914.413.913.411.013.119.319.218.718.919.418.418.819.418.724.724.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.914.413.913.411.013.119.319.218.718.919.418.418.819.418.724.724.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax iart:Instruments iart:CodmanSpecialtySurgical100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

iart:Neurosurgery, iart:CodmanSpecialtySurgical


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value2021892001891411841831801771661741711701661709591
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax51.952.651.551.254.752.246.347.546.246.345.646.946.646.746.234.432.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax51.952.651.551.254.752.246.347.546.246.345.646.946.646.746.234.432.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax iart:Neurosurgery iart:CodmanSpecialtySurgical100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

iart:PrivateLabel, iart:OrthopedicsandTissueTechnologies


Revenue
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value282621292723302728252626262128
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.37.38.38.27.06.17.97.67.37.17.27.37.27.710.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.37.38.38.27.06.17.97.67.37.17.27.37.27.710.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax iart:PrivateLabel iart:OrthopedicsandTissueTechnologies100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

iart:PrivateLabel, iart:TissueTechnologies


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value30302129
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.88.48.38.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.88.48.38.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax iart:PrivateLabel iart:TissueTechnologies100.0100.0100.0100.0

iart:RegenerativeSkinAndWound, iart:OrthopedicsandTissueTechnologies


Revenue
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value828256728382827480787670746969
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.222.221.820.421.121.721.420.821.021.420.919.620.325.024.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.222.221.820.421.121.721.420.821.021.420.919.620.325.024.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax iart:RegenerativeSkinAndWound iart:OrthopedicsandTissueTechnologies100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

iart:RegenerativeSkinAndWound, iart:TissueTechnologies


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value102885672
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.324.621.820.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.324.621.820.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax iart:RegenerativeSkinAndWound iart:TissueTechnologies100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments

iart:CodmanSpecialtySurgical


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value256241254239169231259252249234249239239236239164159156
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax65.967.065.464.665.665.365.666.765.065.265.065.365.466.164.959.156.760.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax65.967.065.464.665.665.365.666.765.065.265.065.365.466.164.959.156.760.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax iart:CodmanSpecialtySurgical100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

iart:OrthopedicsandTissueTechnologies


Revenue
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value134130881221351261341251341261261201291141221029190
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax34.635.434.434.734.433.335.034.835.034.734.633.935.140.943.339.635.936.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax34.635.434.434.734.433.335.034.835.034.734.633.935.140.943.339.635.936.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax iart:OrthopedicsandTissueTechnologies100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

iart:TissueTechnologies


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value13311888122
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax34.133.034.434.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax34.133.034.434.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax iart:TissueTechnologies100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical

country:US


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value278247276266181246280266273256276260259248260213219201198194191181187178190180191180178163168166157150164165
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax71.368.871.272.070.369.771.170.271.371.472.171.370.969.770.676.677.777.877.677.677.076.577.778.877.977.476.078.477.376.076.578.176.576.376.879.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax71.368.871.272.070.369.771.170.271.371.472.171.370.969.770.676.677.777.877.677.677.076.577.778.877.977.476.078.477.376.076.578.176.576.376.879.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:US100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

iart:RestOfWorld


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value191919171121222122182020192020151428-33.79127252623262525262625242323
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.95.35.14.74.46.15.85.75.85.25.35.65.35.85.45.65.311.1-13.211.010.311.010.510.911.111.211.512.311.812.011.711.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.95.35.14.74.46.15.85.75.85.25.35.65.35.85.45.65.311.1-13.211.010.311.010.510.911.111.211.512.311.812.011.711.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax iart:RestOfWorld100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:AsiaPacific


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value4447434033394242373535373535321615
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.413.111.110.913.011.310.811.19.79.99.410.19.710.08.76.15.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.413.111.110.913.011.310.811.19.79.99.410.19.710.08.76.15.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:AsiaPacific100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:Europe


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value4845484532454849504850475151563232
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.412.712.512.412.413.012.313.013.313.513.213.014.014.515.311.711.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.412.712.512.412.413.012.313.013.313.513.213.014.014.515.311.711.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:Europe100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value389360388370258354395379383359383365366357368278282258255250249236241226244233252229231215220213205196214210210196203202193181194186178172
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value162156162150116165174173165174177173176163190145145142112112119111109113126114112109115108989599100969396879487958082757472
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax41.743.541.840.544.946.844.145.743.148.646.247.448.245.851.752.351.455.143.944.947.847.345.550.151.948.844.647.849.850.444.645.048.550.945.044.345.744.646.643.349.544.242.540.641.642.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value3712374136153453339134473303334632903205310731783185324732112418210120491807182718141830177418271637155015781545156315551196118411871156116311851161115811441174115310071017940
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

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value21372212210020552042210518861961186918081732181318432249224815051206119696810031019105310231097926862874859873876526684670646645658654649651673635479517495
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets57.659.158.159.560.261.157.158.656.856.455.757.157.969.370.062.257.458.453.654.956.257.657.760.156.555.655.455.655.956.344.057.856.555.955.555.656.356.156.957.355.047.650.952.7

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value3712374136153453339134473303334632903205310731783185324732112418210120491807182718141830177418271637155015781545156315551196118411871156116311851161115811441174115310071017940
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
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

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value1574152915141397134913411416138414201397137513651341998962913894852839823794776751730711688704685689679670499516509517526507508492501518527499444372287
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets42.440.941.940.539.838.942.941.443.243.644.342.942.130.730.037.842.641.646.445.143.842.442.339.943.544.444.644.444.143.756.042.243.544.144.544.443.743.943.142.745.052.449.147.30.00.0

us-gaap:StockholdersEquity us-gaap:CumulativeEffectPeriodOfAdoption

srt:CumulativeEffectPeriodOfAdoptionAdjustment


Stockholders
Period End2020-12-312019-12-31
Value-66.046-0.2
Percentage of StockholdersEquity-4.4-0.0
Percentage of Assets-1.8-0.0
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment0.00.0

us-gaap:StockholdersEquity us-gaap:CumulativeEffectPeriodOfAdoption, us-gaap:StatementEquityComponents

srt:CumulativeEffectPeriodOfAdoptionAdjustment, us-gaap:AdditionalPaidInCapital


Stockholders
Period End2020-12-31
Value-63.274
Percentage of StockholdersEquity-4.2
Percentage of Assets-1.8
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment us-gaap:AdditionalPaidInCapital0.0

srt:CumulativeEffectPeriodOfAdoptionAdjustment, us-gaap:RetainedEarnings


Stockholders
Period End2020-12-312019-12-312018-01-01
Value-2.772-0.21.9
Percentage of StockholdersEquity-0.2-0.00.0
Percentage of Assets-0.1-0.00.0
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment us-gaap:RetainedEarnings0.00.00.0

us-gaap:StockholdersEquity us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation

us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:OtherNonoperatingIncomeExpense


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-4.363-5.029-1.0734.9245.8436.2660.177-0.143-2.284-3.895-6.19-10.252-7.892-7.677-5.104
Percentage of StockholdersEquity-0.3-0.3-0.10.40.40.50.0-0.0-0.2-0.3-0.4-0.8-0.6-0.8-0.5
Percentage of Assets-0.1-0.1-0.00.10.20.20.0-0.0-0.1-0.1-0.2-0.3-0.2-0.2-0.2
Percentage of Assets us-gaap:CrossCurrencyInterestRateContract us-gaap:CashFlowHedging us-gaap:DesignatedAsHedgingInstrument us-gaap:OtherNonoperatingIncomeExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CrossCurrencyInterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value-2.078-0.429-12.2918.767222610184.0547.262-0.6320.0
Percentage of StockholdersEquity-0.1-0.0-0.80.61.62.00.71.40.30.5-0.00.0
Percentage of Assets-0.1-0.0-0.30.30.70.80.30.60.10.2-0.00.0
Percentage of Assets us-gaap:CrossCurrencyInterestRateContract us-gaap:NetInvestmentHedging us-gaap:DesignatedAsHedgingInstrument us-gaap:InterestIncome0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:InterestRateSwap, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-62.736-53.546-93.769-100.381-102.127-95.753-45.145-57.186-43.161-16.6780.6192622160.592
Percentage of StockholdersEquity-4.0-3.5-6.2-7.2-7.6-7.1-3.2-4.1-3.0-1.20.02.01.71.60.1
Percentage of Assets-1.7-1.4-2.6-2.9-3.0-2.8-1.4-1.7-1.3-0.50.00.80.70.50.0
Percentage of Assets us-gaap:InterestRateSwap us-gaap:CashFlowHedging us-gaap:DesignatedAsHedgingInstrument us-gaap:InterestExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:HedgingDesignation, us-gaap:StatementEquityComponents

us-gaap:DesignatedAsHedgingInstrument, us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-69.177-59.004-107.133-86.69-74.06-62.541-34.739-38.628-41.391-13.311-6.20316148.511-4.512
Percentage of StockholdersEquity-4.4-3.9-7.1-6.2-5.5-4.7-2.5-2.8-2.9-1.0-0.51.21.10.9-0.5
Percentage of Assets-1.9-1.6-3.0-2.5-2.2-1.8-1.1-1.2-1.3-0.4-0.20.50.50.3-0.1
Percentage of Assets us-gaap:DesignatedAsHedgingInstrument us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value-4.877-4.786-5.105-10.207-9.916-9.777-9.709-0.232-0.746-0.727-0.736-0.085-0.087-0.099-0.093-0.058-0.051-0.038-0.0360.0030.0050.0020.009-0.148-0.906
Percentage of StockholdersEquity-0.3-0.3-0.3-0.7-0.7-0.7-0.7-0.0-0.1-0.1-0.1-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.00.0-0.0-0.1
Percentage of Assets-0.1-0.1-0.1-0.3-0.3-0.3-0.3-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.00.0-0.0-0.1
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-01-012017-12-31
Value-53.138-45.334-82.249-66.439-56.761-47.931-26.625-29.526-28.75-9.049-4.813109.521-3.511-2.979
Percentage of StockholdersEquity-3.4-3.0-5.4-4.8-4.2-3.6-1.9-2.1-2.0-0.6-0.30.80.70.0-0.3
Percentage of Assets-1.4-1.2-2.3-1.9-1.7-1.4-0.8-0.9-0.9-0.3-0.20.30.30.0-0.1
Percentage of Assets us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-49.963-43.627-74.059-91.913-103.124-104.588-76.402-87.615-68.7-56.679-45.443-26.271-25.306-1.663-23.807-23.783-34.158-51.453-57.154-40.31-43.576-36.665-47.902-41.723-23.4880.927-4.797-9.093-1.7958.9055.355
Percentage of StockholdersEquity-3.2-2.9-4.9-6.6-7.6-7.8-5.4-6.3-4.8-4.1-3.3-1.9-1.9-0.2-2.5-2.6-3.8-6.0-6.8-4.9-5.5-4.7-6.4-5.7-3.30.1-0.9-1.8-0.42.01.4
Percentage of Assets-1.3-1.2-2.0-2.7-3.0-3.0-2.3-2.6-2.1-1.8-1.5-0.8-0.8-0.1-0.7-1.0-1.6-2.5-3.2-2.2-2.4-2.0-2.7-2.3-1.50.1-0.4-0.8-0.20.90.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value8.0526.49313-15.267-36.447-46.88-40.068-57.857-39.204-46.903-39.894-37.094-34.74-6.955-20.735-24.465-34.641-54.125-58.189-40.322-43.236-36.667-47.911-41.575-22.07
Percentage of StockholdersEquity0.50.40.9-1.1-2.7-3.5-2.8-4.2-2.8-3.4-2.9-2.7-2.6-0.7-2.2-2.7-3.9-6.3-6.9-4.9-5.4-4.7-6.4-5.7-3.1
Percentage of Assets0.20.20.4-0.4-1.1-1.4-1.2-1.7-1.2-1.5-1.3-1.2-1.1-0.2-0.6-1.0-1.6-2.6-3.2-2.2-2.4-2.0-2.7-2.3-1.4
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value12481231129012841279124012131208119811911192118711778228218178127997981020779750587607552520502431
Percentage of StockholdersEquity79.380.585.291.994.892.485.787.384.385.386.787.087.782.485.489.590.893.895.1135.8110.7112.0113.4123.4110.5117.1135.0149.9
Percentage of Assets33.632.935.737.237.736.036.736.136.437.238.437.436.925.325.633.838.739.044.257.549.462.850.553.154.355.40.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value0.8950.8940.8930.8920.8920.8890.8870.8860.8830.8820.880.880.8770.8170.8130.8130.8040.7820.7770.4590.4160.410.3690.3570.3590.350.3440.323
Percentage of StockholdersEquity0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value60957453243940740739838341038134832330929728524023722622014531428530226023216711689
Percentage of StockholdersEquity38.737.635.131.430.230.428.127.728.927.325.323.723.129.829.626.426.626.626.319.444.742.558.352.946.637.631.231.1
Percentage of Assets16.415.414.712.712.011.812.111.512.511.911.210.29.79.28.910.011.311.112.28.220.023.826.022.822.917.80.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value-234.461-234.461-235.141-235.224-235.226-202.506-119.943-120.101-120.107-120.109-120.615-120.727-120.732-120.734-121.644-121.816-122.014-123.051-123.051-367.121-367.121-367.121-367.121-367.121-283.658-252.38-252.38-252.38
Percentage of StockholdersEquity-14.9-15.3-15.5-16.8-17.4-15.1-8.5-8.7-8.5-8.6-8.8-8.8-9.0-12.1-12.6-13.3-13.6-14.4-14.7-48.9-52.1-54.8-70.9-74.5-56.7-56.7-67.8-87.8
Percentage of Assets-6.3-6.3-6.5-6.8-6.9-5.9-3.6-3.6-3.7-3.7-3.9-3.8-3.8-3.7-3.8-5.0-5.8-6.0-6.8-20.7-23.3-30.7-31.6-32.1-27.9-26.80.00.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value10321039123711529661008858883868822775827821848822944616568495511493494438504608521529562564539525510477447453493477459452476495425444365
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets27.827.834.233.428.529.326.026.426.425.724.926.025.826.125.639.129.327.827.428.027.227.024.727.637.133.733.536.436.134.743.943.140.238.738.941.641.139.739.540.643.042.243.738.9

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value39740847039636035719820717615713820518318917448115412410210786774879131797114013712912011898899612575581001101371041288293817118357
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.710.913.011.510.610.46.06.25.44.94.56.55.85.85.419.97.46.15.65.94.84.22.74.38.05.24.69.18.88.310.110.08.37.88.310.66.55.18.89.411.910.412.70.00.00.07.60.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value397408470396360357198207176157138205183189174102
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.710.913.011.510.610.46.06.25.44.94.56.55.85.85.45.6

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value229223225218179245275281296279265248258272251171171158148140145151132125134126131120118112118113114111114119115113118117116106106103
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.26.06.26.35.37.18.38.49.08.78.67.88.18.47.87.18.27.78.27.78.08.37.56.98.28.28.47.87.67.29.99.69.79.79.910.19.99.810.310.010.110.510.411.0

Inventory Net

us-gaap:InventoryNet

us-gaap:InventoryNet


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value323328310307358338316302296286280290290290296232234239217219220221211213241233237230223215213207195179171169172172171181174154146140
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.78.88.68.910.69.89.69.09.09.09.09.29.18.99.29.611.211.712.012.012.212.111.911.714.815.015.014.914.313.817.817.516.515.514.814.314.914.915.015.415.115.414.414.9

Inventory Finished Goods

us-gaap:InventoryFinishedGoods

us-gaap:InventoryFinishedGoods


Inventory
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-03-312011-12-312011-09-302011-06-302010-12-31
Value18020117919012712515013010210810611210987
Percentage of InventoryFinishedGoods100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.06.15.85.97.17.19.510.98.89.49.39.69.58.6

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value8178696967676792999990828896995955352743414342394223292636342630302730141224252827
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.22.11.92.02.02.02.12.83.03.12.92.62.83.03.12.52.61.71.52.42.32.42.42.22.61.51.91.72.42.22.22.62.62.42.61.21.02.12.32.42.7

Noncurrent Assets

us-gaap:NoncurrentAssets

us-gaap:NoncurrentAssets


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value382446320285234213220208188144109
Percentage of NoncurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.613.510.38.912.912.014.017.416.212.610.8

us-gaap:NoncurrentAssets us-gaap:StatementGeographical

country:US


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value324383280247213192197187166125
Percentage of NoncurrentAssets85.085.987.686.691.490.589.889.988.487.1
Percentage of Assets9.011.69.07.711.810.912.515.714.311.0
Percentage of Assets country:US0.00.00.00.00.00.00.00.00.00.0

iart:RestOfWorld


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value5.5777.1433.2037.2331.2351.0781.2391.031.5071.357
Percentage of NoncurrentAssets1.51.61.02.50.50.50.60.50.80.9
Percentage of Assets0.20.20.10.20.10.10.10.10.10.1
Percentage of Assets iart:RestOfWorld0.00.00.00.00.00.00.00.00.00.0

srt:AsiaPacific


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-31
Value138.5983.7654.189
Percentage of NoncurrentAssets3.41.91.21.5
Percentage of Assets0.40.30.10.1
Percentage of Assets srt:AsiaPacific0.00.00.00.0

srt:Europe


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-31
Value38473230
Percentage of NoncurrentAssets10.110.610.210.8
Percentage of Assets1.11.41.11.0
Percentage of Assets srt:Europe0.00.00.00.0

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value570622555489413373384357316252210
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets15.818.817.915.222.921.124.429.927.222.020.6

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

iart:InformationSystemsandHardware


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value143138129127111939251
Percentage of PropertyPlantAndEquipmentGross25.222.323.426.226.925.124.014.3
Percentage of Assets4.04.24.24.06.15.35.94.3
Percentage of Assets iart:InformationSystemsandHardware0.00.00.00.00.00.00.00.0

iart:SurgicalInstrumentKits


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value1.16433313019153230
Percentage of PropertyPlantAndEquipmentGross0.25.35.66.24.84.38.58.5
Percentage of Assets0.01.01.01.01.10.92.12.5
Percentage of Assets iart:SurgicalInstrumentKits0.00.00.00.00.00.00.00.0

us-gaap:BuildingAndBuildingImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value1716202017171615
Percentage of PropertyPlantAndEquipmentGross3.02.63.74.14.34.74.24.3
Percentage of Assets0.50.50.70.61.01.01.01.3
Percentage of Assets us-gaap:BuildingAndBuildingImprovements0.00.00.00.00.00.00.00.0

us-gaap:ConstructionInProgress


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value7314010562595086112
Percentage of PropertyPlantAndEquipmentGross13.022.618.912.914.313.522.631.4
Percentage of Assets2.04.23.42.03.32.85.59.4
Percentage of Assets us-gaap:ConstructionInProgress0.00.00.00.00.00.00.00.0

us-gaap:FurnitureAndFixtures


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value2022171716151516
Percentage of PropertyPlantAndEquipmentGross3.73.63.23.64.14.04.04.6
Percentage of Assets0.60.70.60.50.90.81.01.4
Percentage of Assets us-gaap:FurnitureAndFixtures0.00.00.00.00.00.00.00.0

us-gaap:Land


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value1.5411.4761.8371.8812.1472.1893.3083.022
Percentage of PropertyPlantAndEquipmentGross0.30.20.30.40.50.60.90.8
Percentage of Assets0.00.00.10.10.10.10.20.3
Percentage of Assets us-gaap:Land0.00.00.00.00.00.00.00.0

us-gaap:LeaseholdImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value1441141059082754542
Percentage of PropertyPlantAndEquipmentGross25.418.518.918.519.920.211.812.0
Percentage of Assets4.03.53.42.84.64.32.93.6
Percentage of Assets us-gaap:LeaseholdImprovements0.00.00.00.00.00.00.00.0

us-gaap:MachineryAndEquipment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value1661551431371031039286
Percentage of PropertyPlantAndEquipmentGross29.325.025.928.225.127.624.024.1
Percentage of Assets4.64.74.64.35.75.85.87.2
Percentage of Assets us-gaap:MachineryAndEquipment0.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value282284255219190168174157139120110
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.88.68.26.810.69.511.113.111.910.610.9

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets

us-gaap:AmortizationOfIntangibleAssets


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value4.1984.5274.3648.3438.0736.9775.6885.056115.2795.2165.2685.2865.395.3945.4565.4194.1013.4523.4673.4713.4713.5352.9423.1043.5353.3872.9952.9853.0333.0373.0363.0733.5514.5514.6184.6474.724.8244.5484.053.0112.7442.6793.5753.019
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value2952962872943343353373193163063002872772742692322322292222122082102051972152102092032062052001921841791771611461361311221151029983
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.07.98.08.59.99.710.29.59.69.69.79.08.78.48.49.611.011.212.311.611.511.511.610.813.213.513.313.213.213.216.716.315.515.515.313.612.611.811.510.410.010.29.88.9

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value10151010932919956951954945926922926926927944937587585578510515514516512505357354363349354367249248292292294292292295292294285267261261
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets27.427.025.826.628.227.628.928.228.228.829.829.129.129.129.224.327.928.228.228.228.328.228.927.721.822.823.122.622.723.620.921.024.725.325.324.725.125.525.625.124.726.625.727.9

us-gaap:Goodwill us-gaap:BusinessAcquisition

iart:ACellInc


Goodwillus-gaap:
Period End2021-06-302021-01-20
Value9492
Percentage of Goodwill9.30.0
Percentage of Assets2.50.0
Percentage of Assets iart:ACellInc0.00.0

us-gaap:Goodwill us-gaap:StatementBusinessSegments

iart:CodmanSpecialtySurgical


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value664661671662654651653647625623625625626638634284284
Percentage of Goodwill65.565.572.172.068.568.568.568.567.567.567.567.567.667.667.755.755.6
Percentage of Assets17.917.718.619.219.318.919.819.319.019.420.119.719.719.719.815.716.1
Percentage of Assets iart:CodmanSpecialtySurgical0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

iart:OrthopedicsandTissueTechnologies


Goodwillus-gaap:
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value260257301299300298300299300300300306303301300293226228228229227229807981
Percentage of Goodwill27.928.031.531.531.531.532.532.532.532.532.432.432.351.351.350.744.344.344.444.444.445.322.522.522.4
Percentage of Assets7.27.48.98.79.18.99.19.39.79.59.49.49.412.514.314.312.512.512.612.512.812.54.95.15.2
Percentage of Assets iart:OrthopedicsandTissueTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

iart:TissueTechnologies


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-31
Value350348260
Percentage of Goodwill34.534.527.9
Percentage of Assets9.59.37.2
Percentage of Assets iart:TissueTechnologies0.00.00.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value117811939899739981014103110401041105810791097112111471159634648654561573583594603606440447459413422429197202206212212218224230237243230191194211
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets31.831.927.428.229.429.431.231.131.733.034.734.535.235.336.126.230.931.931.031.432.232.534.033.226.928.929.126.827.027.616.517.117.418.418.218.419.319.920.720.820.019.019.222.5

us-gaap:IntangibleAssetsNetExcludingGoodwill iart:AssetAcquisition

iart:ReboundTherapeuticsCorporation


Intangible
Period End2020-12-31
Value20
Percentage of IntangibleAssetsNetExcludingGoodwill2.0
Percentage of Assets0.6
Percentage of Assets iart:ReboundTherapeuticsCorporation0.0

Deferred Tax Assets Liabilities Net

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:DeferredTaxAssetsLiabilitiesNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value5713297887577-27.48259494731
Percentage of DeferredTaxAssetsLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.64.03.22.84.24.4-1.74.94.34.23.1

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value89918384939594979764
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.42.42.32.52.82.82.92.93.02.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value203611203538143316791932302616121213116.6536.8747.287.9678.4061011109.5248.7867.778.3389.986109.78510111212131213108.2772.314
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.61.00.30.61.01.10.41.00.52.50.61.01.00.80.50.50.60.70.60.40.40.40.40.50.70.70.70.60.60.50.70.80.90.80.91.01.11.11.11.11.21.00.80.2

Accrued Liabilities Current

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccruedLiabilitiesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value9996948073757673819284848110787836746343838443944424142403837363433343137364141384133
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
Percentage of Assets2.72.62.62.32.22.22.32.22.52.92.72.72.53.32.73.53.22.31.92.12.12.42.22.42.62.62.72.62.52.43.02.92.83.02.73.23.13.63.63.33.63.3

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value5.895.45.2754.8754.7174.864.7723.9843.5073.83.811
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.10.10.10.10.10.10.10.10.10.10.3

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value318412401255212246331302315288262258233336348210177188123161149156139139155126126130126116119122109105106112112104101104118163200156
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.611.011.17.46.37.110.09.09.69.08.48.17.310.310.98.78.59.26.88.88.38.67.87.79.58.28.08.48.17.510.010.39.29.19.29.59.79.08.98.910.216.219.716.7

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value131312121312121113
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.40.40.40.40.40.40.40.4

Taxes Payable Current

us-gaap:TaxesPayableCurrent

us-gaap:TaxesPayableCurrent


Taxes
Period End2021-06-302021-03-31
Value1713
Percentage of TaxesPayableCurrent100.0100.0
Percentage of Assets0.50.4

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-30
Value866877877877
Percentage of LongTermDebt100.0100.0100.0100.0
Percentage of Assets23.323.524.325.4

Secured Long Term Debt

us-gaap:SecuredLongTermDebt

us-gaap:SecuredLongTermDebt


Secured
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value823922933944100710181198127412041205121014211476177217811152867848665433461491481502429396413410421421186341341321321321321166179192144136139160
Percentage of SecuredLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets22.224.725.827.329.729.536.338.136.637.638.944.746.354.655.547.741.341.436.823.725.426.927.227.526.225.626.226.527.027.115.628.928.827.827.727.227.714.415.716.412.513.613.717.0

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value636516272124365953575772737265128131148
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.71.70.40.80.60.71.11.81.61.81.92.32.32.22.05.36.28.2

us-gaap:DeferredIncomeTaxLiabilitiesNet us-gaap:CumulativeEffectPeriodOfAdoption

srt:CumulativeEffectPeriodOfAdoptionAdjustment


Deferred
Period End2020-12-31
Value-20.6
Percentage of DeferredIncomeTaxLiabilitiesNet-127.2
Percentage of Assets-0.6
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment0.0

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value16115418617716915811811810013180616068531329283030282828293132303134361212121413131716111816111120
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.44.15.25.15.04.63.63.53.04.12.61.91.92.11.70.61.41.41.71.71.61.61.61.62.02.11.92.12.22.31.01.01.11.21.21.11.51.51.01.61.41.21.22.2

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value9595888898100979694
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.62.62.42.62.92.93.02.92.9

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value14131413151313138.79112
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.40.40.40.40.40.40.40.30.4

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo us-gaap:CounterpartyName

iart:RelatedParties


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.296120.2960.2960.2960.2960.2960.2960.2960.296
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo2.197.82.12.22.02.22.22.23.42.3
Percentage of Assets0.00.30.00.00.00.00.00.00.00.0
Percentage of Assets iart:RelatedParties0.00.00.00.00.00.00.00.00.00.0

iart:ThirdParties


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value130.2961313141312138.49512
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo97.92.297.997.898.097.897.897.896.697.7
Percentage of Assets0.40.00.40.40.40.40.40.40.30.4
Percentage of Assets iart:ThirdParties0.00.00.00.00.00.00.00.00.00.0

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value11111111121414121211
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.30.30.30.40.40.40.40.40.4

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree us-gaap:CounterpartyName

iart:RelatedParties


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.296110.2960.2960.2960.2960.2960.2960.2960.296
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree2.597.52.62.72.42.02.12.32.32.5
Percentage of Assets0.00.30.00.00.00.00.00.00.00.0
Percentage of Assets iart:RelatedParties0.00.00.00.00.00.00.00.00.00.0

iart:ThirdParties


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value110.2961110121413121211
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree97.52.597.497.397.698.097.997.797.797.5
Percentage of Assets0.30.00.30.30.40.40.40.40.40.4
Percentage of Assets iart:ThirdParties0.00.00.00.00.00.00.00.00.00.0

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1111101011111113139.45
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.30.30.30.30.30.40.40.40.3

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour us-gaap:CounterpartyName

iart:RelatedParties


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.296100.2960.2960.2960.2960.2960.2960.2960.296
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour2.797.32.82.92.62.52.52.12.23.1
Percentage of Assets0.00.30.00.00.00.00.00.00.00.0
Percentage of Assets iart:RelatedParties0.00.00.00.00.00.00.00.00.00.0

iart:ThirdParties


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value100.296109.99611111113139.154
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour97.32.797.297.197.497.597.597.997.896.9
Percentage of Assets0.30.00.30.30.30.30.30.40.40.3
Percentage of Assets iart:ThirdParties0.00.00.00.00.00.00.00.00.00.0

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2021-06-302021-03-312020-12-312020-03-312019-12-312019-09-302019-06-302019-03-31
Value9.8499.9689.941111111117.578
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.30.30.30.30.30.30.2

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive us-gaap:CounterpartyName

iart:RelatedParties


Lessee
Period End2021-06-302021-03-312020-12-312020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.2969.6720.2960.2960.2960.2960.2960.296
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive3.097.03.02.62.62.52.63.9
Percentage of Assets0.00.30.00.00.00.00.00.0
Percentage of Assets iart:RelatedParties0.00.00.00.00.00.00.00.0

iart:ThirdParties


Lessee
Period End2021-06-302021-03-312020-12-312020-03-312019-12-312019-09-302019-06-302019-03-31
Value9.5530.2969.645111111117.282
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive97.03.097.097.497.497.597.496.1
Percentage of Assets0.30.00.30.30.30.30.30.2
Percentage of Assets iart:ThirdParties0.00.00.00.00.00.00.00.0

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2021-06-302021-03-312020-12-312020-03-312019-12-312019-09-302019-06-302019-03-31
Value737378929210410242
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.02.02.22.72.83.13.11.3

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive us-gaap:CounterpartyName

iart:RelatedParties


Lessee
Period End2021-06-302021-03-312020-12-312020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.837721.131.4291.4281.7241.7241.724
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive1.198.91.41.51.51.71.74.0
Percentage of Assets0.01.90.00.00.00.10.10.1
Percentage of Assets iart:RelatedParties0.00.00.00.00.00.00.00.0

iart:ThirdParties


Lessee
Period End2021-06-302021-03-312020-12-312020-03-312019-12-312019-09-302019-06-302019-03-31
Value720.83777919110210040
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive98.91.198.698.598.598.398.396.0
Percentage of Assets2.00.02.22.62.83.13.01.3
Percentage of Assets iart:ThirdParties0.00.00.00.00.00.00.00.0

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value10910910010111310910810774
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.92.92.82.93.33.33.23.32.3

us-gaap:OperatingLeaseLiability us-gaap:PropertyPlantAndEquipmentByType

us-gaap:Building


Operating
Period End2021-06-302021-03-31
Value109109
Percentage of OperatingLeaseLiability100.0100.0
Percentage of Assets2.92.9
Percentage of Assets us-gaap:Building0.00.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value14514813814015415415516115696
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.94.03.84.14.64.54.74.84.73.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue us-gaap:CounterpartyName

iart:RelatedParties


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2.4651452.612.6842.762.8352.9082.9823.0563.13
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue1.798.31.91.91.81.81.91.82.03.3
Percentage of Assets0.13.90.10.10.10.10.10.10.10.1
Percentage of Assets iart:RelatedParties0.00.00.00.00.00.00.00.00.00.0

iart:ThirdParties


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1432.53913613715115115215815292
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue98.31.798.198.198.298.298.198.298.096.7
Percentage of Assets3.90.13.84.04.54.44.64.74.62.9
Percentage of Assets iart:ThirdParties0.00.00.00.00.00.00.00.00.00.0

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-03-312019-12-31
Value363837394045
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0100.0100.0100.0
Percentage of Assets1.01.01.01.11.21.4

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value1574152915141397134913411416138414201397137513651341998962913894852839823794776751730711688704685689679670499516509517526507508492501518527499444372287
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets42.440.941.940.539.838.942.941.443.243.644.342.942.130.730.037.842.641.646.445.143.842.442.339.943.544.444.644.444.143.756.042.243.544.144.544.443.743.943.142.745.052.449.147.30.00.0

us-gaap:StockholdersEquity us-gaap:CumulativeEffectPeriodOfAdoption

srt:CumulativeEffectPeriodOfAdoptionAdjustment


Stockholders
Period End2020-12-312019-12-31
Value-66.046-0.2
Percentage of StockholdersEquity-4.4-0.0
Percentage of Assets-1.8-0.0
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment0.00.0

us-gaap:StockholdersEquity us-gaap:CumulativeEffectPeriodOfAdoption, us-gaap:StatementEquityComponents

srt:CumulativeEffectPeriodOfAdoptionAdjustment, us-gaap:AdditionalPaidInCapital


Stockholders
Period End2020-12-31
Value-63.274
Percentage of StockholdersEquity-4.2
Percentage of Assets-1.8
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment us-gaap:AdditionalPaidInCapital0.0

srt:CumulativeEffectPeriodOfAdoptionAdjustment, us-gaap:RetainedEarnings


Stockholders
Period End2020-12-312019-12-312018-01-01
Value-2.772-0.21.9
Percentage of StockholdersEquity-0.2-0.00.0
Percentage of Assets-0.1-0.00.0
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment us-gaap:RetainedEarnings0.00.00.0

us-gaap:StockholdersEquity us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation

us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:OtherNonoperatingIncomeExpense


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-4.363-5.029-1.0734.9245.8436.2660.177-0.143-2.284-3.895-6.19-10.252-7.892-7.677-5.104
Percentage of StockholdersEquity-0.3-0.3-0.10.40.40.50.0-0.0-0.2-0.3-0.4-0.8-0.6-0.8-0.5
Percentage of Assets-0.1-0.1-0.00.10.20.20.0-0.0-0.1-0.1-0.2-0.3-0.2-0.2-0.2
Percentage of Assets us-gaap:CrossCurrencyInterestRateContract us-gaap:CashFlowHedging us-gaap:DesignatedAsHedgingInstrument us-gaap:OtherNonoperatingIncomeExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CrossCurrencyInterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value-2.078-0.429-12.2918.767222610184.0547.262-0.6320.0
Percentage of StockholdersEquity-0.1-0.0-0.80.61.62.00.71.40.30.5-0.00.0
Percentage of Assets-0.1-0.0-0.30.30.70.80.30.60.10.2-0.00.0
Percentage of Assets us-gaap:CrossCurrencyInterestRateContract us-gaap:NetInvestmentHedging us-gaap:DesignatedAsHedgingInstrument us-gaap:InterestIncome0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:InterestRateSwap, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-62.736-53.546-93.769-100.381-102.127-95.753-45.145-57.186-43.161-16.6780.6192622160.592
Percentage of StockholdersEquity-4.0-3.5-6.2-7.2-7.6-7.1-3.2-4.1-3.0-1.20.02.01.71.60.1
Percentage of Assets-1.7-1.4-2.6-2.9-3.0-2.8-1.4-1.7-1.3-0.50.00.80.70.50.0
Percentage of Assets us-gaap:InterestRateSwap us-gaap:CashFlowHedging us-gaap:DesignatedAsHedgingInstrument us-gaap:InterestExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:HedgingDesignation, us-gaap:StatementEquityComponents

us-gaap:DesignatedAsHedgingInstrument, us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-69.177-59.004-107.133-86.69-74.06-62.541-34.739-38.628-41.391-13.311-6.20316148.511-4.512
Percentage of StockholdersEquity-4.4-3.9-7.1-6.2-5.5-4.7-2.5-2.8-2.9-1.0-0.51.21.10.9-0.5
Percentage of Assets-1.9-1.6-3.0-2.5-2.2-1.8-1.1-1.2-1.3-0.4-0.20.50.50.3-0.1
Percentage of Assets us-gaap:DesignatedAsHedgingInstrument us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value-4.877-4.786-5.105-10.207-9.916-9.777-9.709-0.232-0.746-0.727-0.736-0.085-0.087-0.099-0.093-0.058-0.051-0.038-0.0360.0030.0050.0020.009-0.148-0.906
Percentage of StockholdersEquity-0.3-0.3-0.3-0.7-0.7-0.7-0.7-0.0-0.1-0.1-0.1-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.00.0-0.0-0.1
Percentage of Assets-0.1-0.1-0.1-0.3-0.3-0.3-0.3-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.00.0-0.0-0.1
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-01-012017-12-31
Value-53.138-45.334-82.249-66.439-56.761-47.931-26.625-29.526-28.75-9.049-4.813109.521-3.511-2.979
Percentage of StockholdersEquity-3.4-3.0-5.4-4.8-4.2-3.6-1.9-2.1-2.0-0.6-0.30.80.70.0-0.3
Percentage of Assets-1.4-1.2-2.3-1.9-1.7-1.4-0.8-0.9-0.9-0.3-0.20.30.30.0-0.1
Percentage of Assets us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-49.963-43.627-74.059-91.913-103.124-104.588-76.402-87.615-68.7-56.679-45.443-26.271-25.306-1.663-23.807-23.783-34.158-51.453-57.154-40.31-43.576-36.665-47.902-41.723-23.4880.927-4.797-9.093-1.7958.9055.355
Percentage of StockholdersEquity-3.2-2.9-4.9-6.6-7.6-7.8-5.4-6.3-4.8-4.1-3.3-1.9-1.9-0.2-2.5-2.6-3.8-6.0-6.8-4.9-5.5-4.7-6.4-5.7-3.30.1-0.9-1.8-0.42.01.4
Percentage of Assets-1.3-1.2-2.0-2.7-3.0-3.0-2.3-2.6-2.1-1.8-1.5-0.8-0.8-0.1-0.7-1.0-1.6-2.5-3.2-2.2-2.4-2.0-2.7-2.3-1.50.1-0.4-0.8-0.20.90.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value8.0526.49313-15.267-36.447-46.88-40.068-57.857-39.204-46.903-39.894-37.094-34.74-6.955-20.735-24.465-34.641-54.125-58.189-40.322-43.236-36.667-47.911-41.575-22.07
Percentage of StockholdersEquity0.50.40.9-1.1-2.7-3.5-2.8-4.2-2.8-3.4-2.9-2.7-2.6-0.7-2.2-2.7-3.9-6.3-6.9-4.9-5.4-4.7-6.4-5.7-3.1
Percentage of Assets0.20.20.4-0.4-1.1-1.4-1.2-1.7-1.2-1.5-1.3-1.2-1.1-0.2-0.6-1.0-1.6-2.6-3.2-2.2-2.4-2.0-2.7-2.3-1.4
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value12481231129012841279124012131208119811911192118711778228218178127997981020779750587607552520502431
Percentage of StockholdersEquity79.380.585.291.994.892.485.787.384.385.386.787.087.782.485.489.590.893.895.1135.8110.7112.0113.4123.4110.5117.1135.0149.9
Percentage of Assets33.632.935.737.237.736.036.736.136.437.238.437.436.925.325.633.838.739.044.257.549.462.850.553.154.355.40.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value0.8950.8940.8930.8920.8920.8890.8870.8860.8830.8820.880.880.8770.8170.8130.8130.8040.7820.7770.4590.4160.410.3690.3570.3590.350.3440.323
Percentage of StockholdersEquity0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value60957453243940740739838341038134832330929728524023722622014531428530226023216711689
Percentage of StockholdersEquity38.737.635.131.430.230.428.127.728.927.325.323.723.129.829.626.426.626.626.319.444.742.558.352.946.637.631.231.1
Percentage of Assets16.415.414.712.712.011.812.111.512.511.911.210.29.79.28.910.011.311.112.28.220.023.826.022.822.917.80.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value-234.461-234.461-235.141-235.224-235.226-202.506-119.943-120.101-120.107-120.109-120.615-120.727-120.732-120.734-121.644-121.816-122.014-123.051-123.051-367.121-367.121-367.121-367.121-367.121-283.658-252.38-252.38-252.38
Percentage of StockholdersEquity-14.9-15.3-15.5-16.8-17.4-15.1-8.5-8.7-8.5-8.6-8.8-8.8-9.0-12.1-12.6-13.3-13.6-14.4-14.7-48.9-52.1-54.8-70.9-74.5-56.7-56.7-67.8-87.8
Percentage of Assets-6.3-6.3-6.5-6.8-6.9-5.9-3.6-3.6-3.7-3.7-3.9-3.8-3.8-3.7-3.8-5.0-5.8-6.0-6.8-20.7-23.3-30.7-31.6-32.1-27.9-26.80.00.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value895000.0894000.0893000.0892000.0892000.0889000.0887000.0886000.0883000.0882000.0880000.0880000.0877000.0817000.0813000.0813000.0804000.0782000.0777000.0926000.0924000.0920000.0918000.0916000.0840000.0836000.0832000.0830000.0830000.0830000.0820000.0740000.0740000.0740000.0738000.0718000.0718000.0716000.0714000.0718000.0720000.0718000.0718000.0700000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1

Additional Paid In Capital

us-gaap:AdditionalPaidInCapital us-gaap:CumulativeEffectPeriodOfAdoption

us-gaap:AdditionalPaidInCapital

srt:CumulativeEffectPeriodOfAdoptionAdjustment


Additional
Period End2020-12-31
Value-63300000.0
Percentage of AdditionalPaidInCapital100.0
Percentage of Assets-1.8
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment0.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value124812311290128412791240121312081198119111921187117782282181781279979810381032102210201010790779779769766760750594591589587613611609607600598558552520
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets33.632.935.737.237.736.036.736.136.437.238.437.436.925.325.633.838.739.044.256.856.955.857.555.348.350.249.449.849.048.962.850.249.851.050.551.852.652.653.151.251.855.554.355.4

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value609574532439407407398383410381348323309297285240237226220192172157145128328323314297287283285272301297302289276267260256245244232167
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets16.415.414.712.712.011.812.111.512.511.911.210.29.79.28.910.011.311.112.210.59.58.68.27.020.020.920.019.318.418.223.823.025.425.826.024.423.823.122.821.821.224.322.917.8

us-gaap:RetainedEarningsAccumulatedDeficit us-gaap:CumulativeEffectPeriodOfAdoption

srt:CumulativeEffectPeriodOfAdoptionAdjustment


Retained
Period End2020-12-31
Value-2.8
Percentage of RetainedEarningsAccumulatedDeficit-0.5
Percentage of Assets-0.1
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment0.0

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value-49963000.0-43627000.0-74059000.0-91913000.0-103120000.0-104590000.0-76402000.0-87615000.0-68700000.0-56679000.0-45443000.0-26271000.0-25306000.0-1663000.0-23807000.0-23783000.0-34158000.0-51453000.0-57154000.0-40310000.0-43576000.0-36665000.0-47902000.0-41723000.0-40288000.0-47616000.0-23488000.0-14318000.01853000.01927000.0927000.0-713000.0-9404000.0-11281000.0-4797000.0-9495000.0-13389000.0-9093000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-1.3-1.2-2.0-2.7-3.0-3.0-2.3-2.6-2.1-1.8-1.5-0.8-0.8-0.1-0.7-1.0-1.6-2.5-3.2-2.2-2.4-2.0-2.7-2.3-2.5-3.1-1.5-0.90.10.10.1-0.1-0.8-1.0-0.4-0.8-1.2-0.8

Treasury Stock Value

us-gaap:TreasuryStockValue

us-gaap:TreasuryStockValue


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-10-252016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value234234235235235202119120120120120120120120121121122123123367367367367367367367367367367367367367367367367367367367367367352340287283252
Percentage of TreasuryStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.36.36.56.86.95.93.63.63.73.73.93.83.83.73.85.05.86.06.80.020.120.220.120.720.122.423.723.323.823.523.630.731.030.931.731.631.031.631.732.130.029.528.627.926.8

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value156.0985.414.9483.7815.4735.8745.7984.1194.9375.5595.4714.7455.3015.6955.688
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value156.0985.414.9483.7815.4735.8745.7984.1194.9345.5595.4714.7455.3015.6955.688
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.099.9100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value9169806933208964482942793641114528286.529464319251918312031161111302.9187.846-3.788272.276323423242128291928
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.419.220.718.812.85.922.616.912.68.211.121.79.911.63.116.210.211.22.618.717.68.110.58.57.413.58.213.57.15.25.314.41.44.0-1.813.31.116.517.011.812.711.714.615.910.816.3

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-7.917-117.566-35.921-6.718-3.949-21.485-20.609-108.839-17.414-15.806-25.33-16.3431.266-9.298-983.568-7.107-37.517-193.143-21.142-6.707-8.043-6.73-37.818-315.448-13.112-5.632-98.851-8.775-9.356-246.335-10.127-13.394-13.688-13.087-29.77319-5.523-63.835-15.575-80.864-88.015-5.922-19.248-8.956
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-2.0-32.7-9.2-1.8-1.5-6.1-5.2-28.7-4.5-4.4-6.6-4.50.3-2.6-266.8-2.5-13.3-74.7-8.3-2.7-3.2-2.8-15.7-139.4-5.4-2.4-39.2-3.8-4.0-114.5-4.6-6.3-6.7-6.7-13.99.5-2.6-32.5-7.7-40.0-45.5-3.3-9.9-4.8

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-97.475-3.01521-33.049-28.553162-81.99281-13.1925.393-84.055-39.839-36.092-20.8866642863318513-19.797-24.89315-17.51224544-13.82611-13.1921.062243-0.4880.184190.2573.2020.4621-12.56-27.1073695-44.45538-37.0046.22-9.464
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-25.0-0.85.5-8.9-11.045.7-20.821.4-3.41.5-21.9-10.9-9.9-5.8180.2102.711.871.55.4-7.9-10.06.7-7.3108.518.1-5.94.7-5.70.5113.1-0.20.19.30.11.50.210.0-6.4-13.318.049.3-24.619.9-19.83.5-5.5

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-11.562-61.1973353.269158-9.07311918-67.15322-5.62514
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-3.0-17.019.09.51.344.8-2.38.45.05.1-17.56.1-1.54.0

Amortization Of Financing Costs

us-gaap:AmortizationOfFinancingCosts us-gaap:DebtInstrument

us-gaap:AmortizationOfFinancingCosts

iart:SeniorCreditFacility


Amortization
Period End2020-09-30
Value3300000.0
Percentage of AmortizationOfFinancingCosts100.0

Deferred Income Tax Expense Benefit

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DeferredIncomeTaxExpenseBenefit


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-3.673-1.234-68.9225.185-5.4695.068-8.51-1.459-2.234-6.843-8.9731.2121.213-1.636-66.3690.203-1.1450.007-3.555-2.277-1.5840.942-32.929300.4641.1840.546-1.007-2.0661.563-3.591-6.8380.655-1.0554.721-0.63-1.571-0.9835.6060.759-3.228-1.9815.792-1.289-0.006-0.369
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value5.954-16.7565.75837-66.992-28.301-8.091-12.837161318-9.6-9.981879-1.442100.5899.418-5.425-4.915187.0254.7266.58-2.1123.9535.565-5.6714.332-2.1852.854-2.109-5.1163.5852.548-4.81.1010.0761.797-1.096-0.4746.9440.591-3.278
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInInventories


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-5.2252.3322.817-1.512026128.9959.5112-11.741-0.1554.893-1.297-0.961-4.6020.2575.2070.5151.699-0.7428.104-4.246-1.877.0862.7890.3589.2818.8518.5167.16210158.8851.791-3.2351.3020.853-8.49-2.7624.784.77-1.0290.6495.5552.199
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value9169806933208964482942793641114528286.529464319251918312031161111302.9187.846-3.788272.276323423242128291928
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.419.220.718.812.85.922.616.912.68.211.121.79.911.63.116.210.211.22.618.717.68.110.58.57.413.58.213.57.15.25.314.41.44.0-1.813.31.116.517.011.812.711.714.615.910.816.3

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value35459232-0.3699.1815-27.61293225131110443.159106.3942820121114-31.8814.9988.384179.8074.8252.20612-28.553.44-4.0512138.5146.6934.56110.6991118161515
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.012.623.98.7-0.12.63.9-7.37.89.16.63.63.13.112.01.13.82.511.08.05.14.96.2-14.12.03.66.84.32.11.05.5-13.41.7-2.16.06.34.13.42.25.60.46.39.78.88.58.8

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value354532-0.3699.1815-27.612932251311103.159106.394
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.012.68.7-0.12.63.9-7.37.89.16.63.63.13.11.13.82.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value156.3345.2575.4115.1723.755.5115.8855.7764.0834.9935.5725.4834.7315.1915.3095.6875.3634.5374.8764.6513.2463.6626.1723.2392.3773.4173.3865.8312.4712.7992.832.6922.0722.4192.2772.2852.077.9083.034114.0345.7563.9333.6773.843
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-7.917-117.566-35.921-6.718-3.949-21.485-20.609-108.839-17.414-15.806-25.33-16.3431.266-9.298-983.568-7.107-37.517-193.143-21.142-6.707-8.043-6.73-37.818-315.448-13.112-5.632-98.851-8.775-9.356-246.335-10.127-13.394-13.688-13.087-29.77319-5.523-63.835-15.575-80.864-88.015-5.922-19.248-8.956
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-2.0-32.7-9.2-1.8-1.5-6.1-5.2-28.7-4.5-4.4-6.6-4.50.3-2.6-266.8-2.5-13.3-74.7-8.3-2.7-3.2-2.8-15.7-139.4-5.4-2.4-39.2-3.8-4.0-114.5-4.6-6.3-6.7-6.7-13.99.5-2.6-32.5-7.7-40.0-45.5-3.3-9.9-4.8

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value6.6346.6758.4276.7277.217162213171625162015137.796129.191216.9748.2671013-1.699138.901128.7759.356111013131024191410131219-5.922187.20617-5.944
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-97.475-3.01521-33.049-28.553162-81.99281-13.1925.393-84.055-39.839-36.092-20.8866642863318513-19.797-24.89315-17.51224544-13.82611-13.1921.062243-0.4880.184190.2573.2020.4621-12.56-27.1073695-44.45538-37.0046.22-9.464
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-25.0-0.85.5-8.9-11.045.7-20.821.4-3.41.5-21.9-10.9-9.9-5.8180.2102.711.871.55.4-7.9-10.06.7-7.3108.518.1-5.94.7-5.70.5113.1-0.20.19.30.11.50.210.0-6.4-13.318.049.3-24.619.9-19.83.5-5.5

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312012-12-312011-12-312011-09-302010-12-31
Value0.00.00.01000.00.00.014120.0
Percentage of PaymentsForRepurchaseOfCommonStock0.00.00.0100.00.00.00.0100.0100.00.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value21.832.5-67.822.11.2240.1980.2-0.0040.183-0.320.025-0.2060.106-0.204-4.4110.023-0.354-0.3480.0180.1940.1460.224-0.316.9460.340.335-0.0490.150.3290.4450.0840.188-0.1490.2960.010.0730.2640.302-0.1490.0040.650.226-0.0520.260.281
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1346000.01284000.01448000.01739000.02083000.01193000.01100000.01100000.01300000.01238000.01400000.01400000.01400000.01639000.01700000.01700000.01700000.01709000.01700000.01700000.01700000.01483000.01500000.01500000.01500000.01560000.01900000.01900000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value39.2534.8327.9123.8420.6537.0939.8937.6437.7638.6838.13
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-31
Value163138
Percentage of DeferredTaxAssetsNet100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value0.7020.6760.6760.4240.7541.0851.2453.3996.1363.9275.53109.033
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2021-06-302020-12-312020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value3.49.8973.49.8656.9737.9613.64.97.39.01432
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsValuationAllowance us-gaap:IncomeTaxAuthority

us-gaap:ForeignCountry


Deferred
Period End2021-03-31
Value3.3
Percentage of DeferredTaxAssetsValuationAllowance0.0

iart:AmortizationOfDebtIssuanceCostsAndDebtRefinancedFees

iart:AmortizationOfDebtIssuanceCostsAndDebtRefinancedFees


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1.8481.7211.5774.9481.3054.2461.3061.3711.3561.357
Percentage of AmortizationOfDebtIssuanceCostsAndDebtRefinancedFees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

iart:AnnualRateOfLeaseAgreement us-gaap:RelatedPartyTransactionsByRelatedParty

iart:AnnualRateOfLeaseAgreement

srt:AffiliatedEntity


Annual
Period End2021-06-302021-03-312020-12-31
Value0300000.00
Percentage of AnnualRateOfLeaseAgreement0.0100.00.0

iart:ContractWithCustomerAssetNetOfReclassifiedToReceivable

iart:ContractWithCustomerAssetNetOfReclassifiedToReceivable


Contract
Period End2021-06-302021-03-312020-12-31
Value1453000.06499000.0777000.0
Percentage of ContractWithCustomerAssetNetOfReclassifiedToReceivable100.0100.0100.0

iart:ContractWithCustomerLiabilityIncreaseDecreaseFromForeignCurrencyTranslation

iart:ContractWithCustomerLiabilityIncreaseDecreaseFromForeignCurrencyTranslation


Contract
Period End2021-06-302021-03-31
Value-103000.0-22000.0
Percentage of ContractWithCustomerLiabilityIncreaseDecreaseFromForeignCurrencyTranslation100.0100.0

iart:ContractwithCustomerLiabilityNetOfRevenueRecognized

iart:ContractwithCustomerLiabilityNetOfRevenueRecognized


Contractwith
Period End2021-06-302021-03-31
Value1498000.01604000.0
Percentage of ContractwithCustomerLiabilityNetOfRevenueRecognized100.0100.0

iart:DisposalGroupIncludingDiscontinuedOperationPaymentRelatedToContractTermination us-gaap:CounterpartyName, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

iart:DisposalGroupIncludingDiscontinuedOperationPaymentRelatedToContractTermination

iart:ConsortiumofFocusedOrthopedistsLLC, us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, iart:ExtremityOrthopedics


Disposal
Period End2021-01-04
Value41
Percentage of DisposalGroupIncludingDiscontinuedOperationPaymentRelatedToContractTermination100.0

iart:DisposalGroupIncludingDiscontinuedOperationPaymentRelatedToContractTermination us-gaap:CounterpartyName, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:SubsequentEventType

iart:ConsortiumofFocusedOrthopedistsLLC, us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, iart:SmithNephewUSDLimited, us-gaap:SubsequentEvent


Disposal
Period End2021-01-04
Value41
Percentage of DisposalGroupIncludingDiscontinuedOperationPaymentRelatedToContractTermination100.0

iart:DisposalGroupIncludingDiscontinuedOperationPaymentRelatedToProductDevelopment us-gaap:CounterpartyName, us-gaap:StatementScenario, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:SubsequentEventType

iart:DisposalGroupIncludingDiscontinuedOperationPaymentRelatedToProductDevelopment

iart:ConsortiumofFocusedOrthopedistsLLC, srt:ScenarioForecast, us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, iart:SmithNephewUSDLimited, us-gaap:SubsequentEvent


Disposal
Period End2020-12-31
Value41
Percentage of DisposalGroupIncludingDiscontinuedOperationPaymentRelatedToProductDevelopment100.0

iart:EffectiveIncomeTaxRateReconciliationDeferredIncomeTaxBenefitTransferIntraEntityIntellectualPropertyAmount us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName

iart:EffectiveIncomeTaxRateReconciliationDeferredIncomeTaxBenefitTransferIntraEntityIntellectualPropertyAmount

us-gaap:ForeignCountry, us-gaap:SwissFederalTaxAdministrationFTA


Effective
Period End2020-12-31
Value59
Percentage of EffectiveIncomeTaxRateReconciliationDeferredIncomeTaxBenefitTransferIntraEntityIntellectualPropertyAmount100.0

iart:EffectiveIncomeTaxRateReconciliationIncomeTaxBenefitTransferIntraEntityIntellectualPropertyAmount

iart:EffectiveIncomeTaxRateReconciliationIncomeTaxBenefitTransferIntraEntityIntellectualPropertyAmount


Effective
Period End2020-12-31
Value59
Percentage of EffectiveIncomeTaxRateReconciliationIncomeTaxBenefitTransferIntraEntityIntellectualPropertyAmount100.0

iart:IntercompanyLoanQuarterlyPayment us-gaap:DerivativeInstrumentRisk

iart:IntercompanyLoanQuarterlyPayment

us-gaap:CrossCurrencyInterestRateContract


Intercompany
Period End2021-06-302021-03-31
Value05800000.0
Percentage of IntercompanyLoanQuarterlyPayment0.0100.0

iart:PaymentsForOptionIndexToIssuersEquity

iart:PaymentsForOptionIndexToIssuersEquity


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value0.00.00.01040.00.0
Percentage of PaymentsForOptionIndexToIssuersEquity0.00.00.0100.00.00.0

iart:PaymentsForOptionIndexToIssuersEquity us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:OptionIndexedToIssuersEquityEquity

iart:TwoThousandTwentyFiveSeniorConvertibleNotes, us-gaap:ConvertibleDebt, us-gaap:CallOption


Payments
Period End2020-12-312020-09-302020-06-302020-02-042020-03-31
Value0.00.00.0104104
Percentage of PaymentsForOptionIndexToIssuersEquity0.00.00.0100.00.0

iart:PaymentsForProceedsFromBusinessAcquisitions

iart:PaymentsForProceedsFromBusinessAcquisitions


Payments
Period End2021-06-302021-03-312019-12-31
Value1.2833020.0
Percentage of PaymentsForProceedsFromBusinessAcquisitions100.0100.00.0

iart:PercentOfManufacturingFacilityOwnedByCorporationWhoseShareholdersAreTrustsWhoseBeneficiariesIncludeFamilyMembersOfCompanysFormerDirector us-gaap:RelatedPartyTransactionsByRelatedParty

iart:PercentOfManufacturingFacilityOwnedByCorporationWhoseShareholdersAreTrustsWhoseBeneficiariesIncludeFamilyMembersOfCompanysFormerDirector

srt:AffiliatedEntity


Percent
Period End2021-06-302021-03-312020-12-31
Value050.00
Percentage of PercentOfManufacturingFacilityOwnedByCorporationWhoseShareholdersAreTrustsWhoseBeneficiariesIncludeFamilyMembersOfCompanysFormerDirector0.0100.00.0

iart:SegmentReportingInformationNumberOfProductsOffered us-gaap:StatementBusinessSegments

iart:SegmentReportingInformationNumberOfProductsOffered

iart:CodmanSpecialtySurgical


Segment
Period End2021-06-302021-03-31
Value040000.0
Percentage of SegmentReportingInformationNumberOfProductsOffered0.0100.0

us-gaap:AccretionExpense

us-gaap:AccretionExpense


Accretion
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value4.344.2954.2512.5290.00.00.00.00.00.01.7742.1322.1042.0642.0372.131.8851.8591.8481.8231.7671.6661.5981.6331.6221.610.2361.7882.9683.5283.4723.487
Percentage of AccretionExpense100.0100.0100.0100.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AmortizationOfDebtDiscountPremium us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:AmortizationOfDebtDiscountPremium

iart:TwoThousandTwentyFiveSeniorConvertibleNotes, us-gaap:ConvertibleDebt


Amortization
Period End2020-12-31
Value4.3
Percentage of AmortizationOfDebtDiscountPremium100.0

us-gaap:BusinessAcquisitionsProFormaRevenue us-gaap:BusinessAcquisition

us-gaap:BusinessAcquisitionsProFormaRevenue

iart:ACellInc


Business
Period End2021-06-302021-03-312020-06-302020-03-31
Value390364269377
Percentage of BusinessAcquisitionsProFormaRevenue100.0100.0100.0100.0

us-gaap:BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1

us-gaap:BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1


Business
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value-666000.0281000.0996000.0663000.0343000.0-1051000.01109000.00-184000.0194000.00300000.0535000.0379000.0-1937000.0-778000.0-2256000.0261000.0-94000.0-170000.0120000.0131000.0120000.0114000.0125000.0120000.0-1126000.0128000.00
Percentage of BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:ContractWithCustomerAssetReclassifiedToReceivable

us-gaap:ContractWithCustomerAssetReclassifiedToReceivable


Contract
Period End2021-06-302021-03-312020-12-31
Value07430000.00
Percentage of ContractWithCustomerAssetReclassifiedToReceivable0.0100.00.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:ContractWithCustomerLiabilityRevenueRecognized


Contract
Period End2021-06-302021-03-312020-12-31
Value1161000.01677000.0775000.0
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0100.0

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 us-gaap:Range, us-gaap:DebtInstrument, us-gaap:SubsequentEventType, us-gaap:VariableRate

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1

srt:Maximum, iart:SeniorCreditFacility, us-gaap:SubsequentEvent, us-gaap:Eurodollar


Debt
Period End2020-07-14
Value0.0225
Percentage of DebtInstrumentBasisSpreadOnVariableRate1100.0

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value600000.0600000.01007000.01000000.01000000.01000000.01593000.01000000.0500000.0500000.0419000.0500000.0600000.0600000.029000.041000.037000.036000.037000.0125000.021000.022000.022000.0-24000.020000.046000.045000.07000.0106000.098000.0
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanServiceCost

us-gaap:DefinedBenefitPlanServiceCost


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value800000.0800000.01129000.01000000.0900000.0900000.01815000.0700000.0700000.0700000.0604000.0700000.0700000.0700000.00000-19000.06000.06000.06000.0-27000.0026000.026000.014000.026000.026000.0
Percentage of DefinedBenefitPlanServiceCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Effect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.54-9.698.3245.4262.654-2.5334.347-4.531.141-0.884-0.456
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings us-gaap:BalanceSheetLocation, us-gaap:BusinessAcquisition, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByLiabilityClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings

us-gaap:OtherCurrentLiabilities, iart:ArkisBioSciencesInc., us-gaap:FairValueInputsLevel3, iart:ContingentConsiderationLiability


Fair
Period End2021-06-302021-03-31
Value017000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings0.0100.0

us-gaap:OtherNoncurrentLiabilities, iart:ArkisBioSciencesInc., us-gaap:FairValueInputsLevel3, iart:ContingentConsiderationLiability


Fair
Period End2021-06-302021-03-312020-06-302020-03-31
Value-667000.0265000.0343000.0-1051000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings0.01558.80.00.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings us-gaap:BusinessAcquisition, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByLiabilityClass

iart:ArkisBioSciencesInc., us-gaap:FairValueInputsLevel3, iart:ContingentConsiderationLiability


Fair
Period End2020-09-302020-06-302020-03-31
Value663000.0-1759000.01051000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings0.00.00.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases us-gaap:BalanceSheetLocation, us-gaap:BusinessAcquisition, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByLiabilityClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases

us-gaap:OtherNoncurrentLiabilities, iart:ACell, us-gaap:FairValueInputsLevel3, iart:ContingentConsiderationLiability


Fair
Period End2021-06-302021-03-31
Value0.023
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases0.0100.0

us-gaap:GainLossOnDerivativeInstrumentsNetPretax us-gaap:BusinessAcquisition, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:GainLossOnDerivativeInstrumentsNetPretax

iart:Codman, us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Gain
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value1.31.31.51.51.51.81.71.9
Percentage of GainLossOnDerivativeInstrumentsNetPretax100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnDerivativeInstrumentsNetPretax us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Gain
Period End2021-06-302020-06-30
Value-12.930
Percentage of GainLossOnDerivativeInstrumentsNetPretax-992.32000.0

us-gaap:CrossCurrencyInterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1.71.71.02.22.22.22.42.52.42.3
Percentage of GainLossOnDerivativeInstrumentsNetPretax130.8130.80.0146.7146.7146.70.0138.9141.2121.1

us-gaap:GainLossOnDerivativeInstrumentsNetPretax us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:ForeignExchangeForward, us-gaap:Nondesignated


Gain
Period End2020-12-31
Value-0.2
Percentage of GainLossOnDerivativeInstrumentsNetPretax0.0

us-gaap:GainLossOnDispositionOfAssets

us-gaap:GainLossOnDispositionOfAssets


Gain
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value-88000.02000.0-42000.0-143000.0-374000.0-977000.0-233000.0-244000.0-367000.0-416000.0-842000.019000.0-146000.0-6546000.09000.0-104000.0-348000.0-719000.0138000.0-1123000.0-61000.0-357000.0-86000.0-57000.019000.0-696000.0-127000.0-378000.00-149000.015000.034000.0-1865000.0-505000.0-376000.0
Percentage of GainLossOnDispositionOfAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnForeignCurrencyDerivativesRecordedInEarningsNet us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:GainLossOnForeignCurrencyDerivativesRecordedInEarningsNet

us-gaap:ForeignExchangeForward, us-gaap:Nondesignated


Gain
Period End2021-03-31
Value-200000.0
Percentage of GainLossOnForeignCurrencyDerivativesRecordedInEarningsNet100.0

us-gaap:GainLossOnForeignCurrencyFairValueHedgeDerivatives us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:GainLossOnForeignCurrencyFairValueHedgeDerivatives

us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Gain
Period End2020-10-02
Value-300000.0
Percentage of GainLossOnForeignCurrencyFairValueHedgeDerivatives100.0

us-gaap:GainLossOnSaleOfBusiness

us-gaap:GainLossOnSaleOfBusiness


Gain
Period End2021-06-302021-03-31
Value-0.67942
Percentage of GainLossOnSaleOfBusiness100.0100.0

us-gaap:GainLossOnSaleOfBusiness us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, iart:ExtremityOrthopedics


Gain
Period End2021-06-302021-03-31
Value-0.742
Percentage of GainLossOnSaleOfBusiness103.1100.1

us-gaap:GoodwillAcquiredDuringPeriod

us-gaap:GoodwillAcquiredDuringPeriod


Goodwill
Period End2021-03-312014-03-31
Value92117
Percentage of GoodwillAcquiredDuringPeriod100.0100.0

us-gaap:GoodwillAcquiredDuringPeriod us-gaap:StatementBusinessSegments

iart:TissueTechnologies


Goodwill
Period End2021-03-31
Value92
Percentage of GoodwillAcquiredDuringPeriod100.0

us-gaap:GoodwillForeignCurrencyTranslationGainLoss

us-gaap:GoodwillForeignCurrencyTranslationGainLoss


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value4.251-15.27813104.653-2.7268.695-8.7474.224-3.9670.106-0.022-16.9239.373-18.7372.6595.3391.17-1.7771.613-1.9063.714
Percentage of GoodwillForeignCurrencyTranslationGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillForeignCurrencyTranslationGainLoss us-gaap:StatementBusinessSegments

iart:CodmanSpecialtySurgical


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2.795-10.0139.5477.6083.187-1.8675.983-6.0172.853-2.6790.071-0.013-11.4366.335
Percentage of GoodwillForeignCurrencyTranslationGainLoss65.765.572.172.768.568.568.868.867.567.567.059.167.667.6

iart:OrthopedicsandTissueTechnologies


Goodwill
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value3.6932.8581.466-0.8592.712-2.731.371-1.2880.035-0.009-5.4873.038-7.9281.3622.7490.657-0.1920.416-0.8461.648
Percentage of GoodwillForeignCurrencyTranslationGainLoss27.927.331.531.531.231.232.532.533.040.932.432.442.351.251.556.210.825.844.444.4

iart:TissueTechnologies


Goodwill
Period End2021-06-302021-03-31
Value1.456-5.265
Percentage of GoodwillForeignCurrencyTranslationGainLoss34.334.5

us-gaap:GoodwillTransfers

us-gaap:GoodwillTransfers


Goodwill
Period End2020-12-31
Value-429000.0
Percentage of GoodwillTransfers100.0

us-gaap:GoodwillTransfers us-gaap:StatementBusinessSegments

iart:OrthopedicsandTissueTechnologies


Goodwill
Period End2020-12-31
Value-429000.0
Percentage of GoodwillTransfers100.0

us-gaap:ImpairmentOfIntangibleAssetsFinitelived

us-gaap:ImpairmentOfIntangibleAssetsFinitelived


Impairment
Period End2021-06-302021-03-312019-12-312019-09-302018-12-312018-09-302017-12-312016-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value0.02.7540.00.00.04.9410.00.0-0.4090.00.4090.00.00.6460.00.0
Percentage of ImpairmentOfIntangibleAssetsFinitelived0.0100.00.00.00.0100.00.00.0100.00.0100.00.00.0100.0100.00.00.0

us-gaap:ImpairmentOfLongLivedAssetsToBeDisposedOf

us-gaap:ImpairmentOfLongLivedAssetsToBeDisposedOf


Impairment
Period End2020-12-31
Value6700000.0
Percentage of ImpairmentOfLongLivedAssetsToBeDisposedOf100.0

us-gaap:IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName

us-gaap:IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance

us-gaap:ForeignCountry, us-gaap:MinistryOfTheEconomyFinanceAndIndustryFrance


Income
Period End2020-09-30
Value-3.2
Percentage of IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance100.0

us-gaap:IncomeTaxReconciliationDispositionOfBusiness

us-gaap:IncomeTaxReconciliationDispositionOfBusiness


Income
Period End2020-09-30
Value4200000.0
Percentage of IncomeTaxReconciliationDispositionOfBusiness100.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value12149.66621-48.436-40.23514-16.044115.387-5.8312-6.3792.974713.734118.938-6.2453.594-5.7698.006-7.719-10.26521-1.885-6.3673.9469.286-4.438-4.24113.408-0.515-27.599-0.855.2572.121-7.657-8.6097.221-2.797-5.6136.3082.8453.196
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInContractWithCustomerLiability


Increase
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-83000.0511000.089000.0-975000.0338000.0788000.0576000.0-1783000.0-188000.01615000.0-20000.0-91000.002469000.0
Percentage of IncreaseDecreaseInContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:IncreaseDecreaseInOtherNoncurrentLiabilities

us-gaap:IncreaseDecreaseInOtherNoncurrentLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value10-9.6622.528-2.006-1.127-2.284-2.656-0.489-3.5224.608-0.155-4.2464.861-0.069219.227-1.1-5.6850.8380.829-0.69-0.3861.017-0.687-0.9321.547-0.738-2.358-0.643-2.309-3.702-0.726-0.174-0.3640.324-1.6950.0330.399-1.876-1.001-0.079-0.198
Percentage of IncreaseDecreaseInOtherNoncurrentLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value6352000.0-10419000.0-2867000.0-4719000.0-3149000.0-3000000.0-6506000.0-3804000.0-3474000.0628000.0-2449000.0961000.0775000.0-339000.0-1063000.0166000.01490000.0321000.0-77000.0-19000.0-30000.0601000.0614000.0-3030000.076000.01730000.01307000.0-1409000.01719000.0127000.0-956000.0147000.0253000.0115000.061000.01000.0724000.0152000.0-436000.0-64000.0210000.0-85000.0-30000.0411000.0-6000.0-196000.0
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value4.4873.574-2.4973.0562.492-4.683-21.233-6.6441.85712-0.501-5.39114-12.163195.4557.2481.988-13.8613.311-2.346-2.0167.656-14.73713-6.003-1.442-9.461.251.582-5.211-0.3423.496-2.87211-0.484-6.045-1.619-0.1511.7381.679-2.87110-7.9813.0560.821
Percentage of IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value653000.0758000.019000.0427000.00704000.0-188000.00680000.0915000.058000.01106000.01090000.01282000.0-38000.01111000.01161000.01490000.0702000.0655000.0561000.0521000.0721000.00430000.0576000.058000.0456000.0406000.0493000.000245000.0058000.0331000.0190000.0143000.0-43000.0446000.0622000.0623000.013000.0500000.0544000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterest

us-gaap:InvestmentIncomeInterest


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.7641.7482.1732.2732.2812.572.7282.9132.712.4282.4750.0750.1740.0760.0950.0890.0640.0070.010.0020.0060.0060.0120.0050.0080.0050.0230.0250.0580.0620.0530.0380.2890.0630.3120.10.4150.3780.1110.1540.1270.0730.0530.0590.0520.061
Percentage of InvestmentIncomeInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent

us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent


Oci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-18.423617.6994.418-1.086-27.4588.161-11.434-11.81-4.484-15.175-1.179-12.242171.86310
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Oci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-0.0910.3195.102-0.291-0.139-0.068-8.9710.008-0.0190.009-0.6510.0020.012-0.006-0.035-0.007
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent0.50.566.3-6.612.80.2-109.9-0.10.2-0.24.3-0.2-0.1-0.0-1.9-0.1

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Oci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-19.89167-25.965-16.472-11.38-20.577-0.6577.211-19.492.516-11.7241.173
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent108.0110.6-337.3-372.81047.974.9-8.1-63.1165.0-56.177.3-99.5

us-gaap:AccumulatedTranslationAdjustment


Oci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value1.559-6.802282110-6.81317-18.6537.699-7.009-2.8-2.354-27.785133.7310
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent-8.5-11.1371.0479.4-960.724.8218.0163.1-65.2156.318.5199.7227.077.7200.297.5

us-gaap:OperatingLeaseExpense

us-gaap:OperatingLeaseExpense


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value5.35.35.14.94.94.85.45.24.64.45.33.13.4
Percentage of OperatingLeaseExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseExpense us-gaap:RelatedPartyTransactionsByRelatedParty

srt:AffiliatedEntity


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.00.10.10.10.00.10.10.10.00.1
Percentage of OperatingLeaseExpense0.01.92.02.00.02.11.91.90.02.3

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeasePayments


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value3.2583.7614.254.2483.4993.229
Percentage of OperatingLeasePayments100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseRightOfUseAssetAmortizationExpense

us-gaap:OperatingLeaseRightOfUseAssetAmortizationExpense


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value1006000.01522000.0412000.01582000.0178000.0
Percentage of OperatingLeaseRightOfUseAssetAmortizationExpense100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-30
Value91000.0-319000.0291000.0139000.068000.0-515000.019000.0-9000.0-2000.0-12000.06000.07000.013000.02000.02000.0-3000.0
Percentage of OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value1.558-6.8022110-6.813-18.6517.7-7.009-2.353-27.7851310194.0642.914-6.5694.051-11.0056.845-17.7124.93413
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:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value-7.80436-9.679-8.83-21.306-0.775-19.703-4.2361.386
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax us-gaap:BusinessAcquisition, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax

iart:Codman, us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-11.040-6.3-2.35.99.7-1.75.5
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation

us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-10.96940-14.459-6.272-2.3225.907-6.0849.661-1.7167.4736.062-3.06713-7.027
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax99.7100.00.099.6101.0100.10.099.6100.9135.90.00.00.00.0

us-gaap:CrossCurrencyInterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.08813-20.013-11.254-2.54318-6.0717-0.810
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax-0.833.80.0178.6110.6320.30.0176.747.1185.8

us-gaap:InterestRateSwap, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-15.013340.83-3.971-9.988-51.65111-13.789-25.163-15.891-25.3835.0596.30614
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax136.585.90.063.0434.3-875.40.0-142.21480.2-288.90.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax us-gaap:HedgingDesignation

us-gaap:DesignatedAsHedgingInstrument


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-25.89488-33.642-21.497-14.853-26.847-0.80613-27.6791.803-17.5981.992197.913
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax235.4219.60.0341.2645.8-455.00.0134.11628.232.80.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax

us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-11.63544-8.462-5.353-1.899-0.182-6.4047.52-3.3275.1782.0-0.70713-4.454
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CrossCurrencyInterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1.7371.7111.0452.2022.1792.182.4022.4882.4072.327
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax-14.93.9-12.3-41.1-114.7-1197.8-37.533.1-72.344.9

us-gaap:InterestRateSwap, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-5.823-5.705-5.781-5.718-3.614-1.043-0.6930.2371.321.4060.9280.4730.15-0.656
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax50.0-12.968.3106.8190.3573.110.83.2-39.727.246.4-66.91.114.7

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax us-gaap:HedgingDesignation

us-gaap:DesignatedAsHedgingInstrument


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-15.72140-13.198-8.869-3.3340.955-4.695100.48.9115.283-0.23413-5.11
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax135.191.0156.0165.7175.6-524.773.3136.2-12.0172.1264.133.1101.1114.7

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax us-gaap:BusinessAcquisition, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax

iart:Codman, us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Other
Period End2021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value42-6.9-3.4-1.7-4.35.7-5.13.3
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossBeforeReclassificationAndTax us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossBeforeReclassificationAndTax

us-gaap:CrossCurrencyInterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.111-20.0-11.3-2.516-6.117-0.87.9
Percentage of OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossBeforeReclassificationAndTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-6.3363017111.464-28.18711-18.915-12.021-11.236-19.704-0.965-22.57821-0.02410171.292
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-0.0910.3195.102-0.291-0.139-0.068-9.4770.514-0.0190.009-0.6510.0020.012-0.006-0.035-0.007-0.013-0.002
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent1.41.028.6-2.6-9.50.2-84.5-2.70.2-0.13.3-0.2-0.1-0.0145.8-0.1-0.1-0.2

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-7.80436-15.81-9.678-8.83-21.3062.901-0.776-19.701-4.236-16.2531.387
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent123.2121.3-88.6-86.3-603.175.625.94.1163.937.782.5-143.7

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value-6.33630111.464-28.18711-18.915-12.021-11.236-19.172-0.965-23.6432210175.701
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.097.3100.0104.7102.5100.0100.0441.3

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1.559-6.802282110-6.81317-18.6537.699-7.009-2.8-2.354-27.785133.7310194.064
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent-24.6-22.4160.0188.9712.624.2158.698.6-64.062.414.2243.9123.163.8-15541.798.1112.7314.6

us-gaap:OtherDepreciationAndAmortization

us-gaap:OtherDepreciationAndAmortization


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value29292631292927
Percentage of OtherDepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentForContingentConsiderationLiabilityFinancingActivities us-gaap:BusinessAcquisition, us-gaap:ContingentConsiderationByType

us-gaap:PaymentForContingentConsiderationLiabilityFinancingActivities

iart:DermaSciences, iart:BioDEarnoutPaymentsandMedihoneyEarnoutPayments


Payment
Period End2021-06-302021-03-312019-12-31
Value0.0330.0
Percentage of PaymentForContingentConsiderationLiabilityFinancingActivities0.0100.00.0

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsOfDebtIssuanceCosts


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302016-12-312015-12-312014-12-312014-09-302013-12-312013-09-302012-12-312012-09-302011-12-312010-12-31
Value0.04.0830.0200.00.00.00.00.6490.167190.04.530.3760.13.110.00.040.00.00.00.0
Percentage of PaymentsOfDebtIssuanceCosts0.0100.00.0100.00.00.00.00.0100.0100.0100.00.0100.0100.0100.0100.00.0100.00.00.00.00.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value207000.03637000.0389000.0289000.049000.04348000.0242000.060000.055000.06157000.0406000.0175000.0
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireBusinessesGross us-gaap:BusinessAcquisition

us-gaap:PaymentsToAcquireBusinessesGross

iart:ACellInc


Payments
Period End2021-01-20
Value305
Percentage of PaymentsToAcquireBusinessesGross100.0

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

iart:ACellInc, us-gaap:SubsequentEvent


Payments
Period End2021-01-20
Value300
Percentage of PaymentsToAcquireBusinessesGross98.2

us-gaap:ProceedsFromConvertibleDebt

us-gaap:ProceedsFromConvertibleDebt


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312012-12-312011-12-31
Value0.00.00.05750.00.00.00.0
Percentage of ProceedsFromConvertibleDebt0.00.00.0100.00.00.00.00.0

us-gaap:ProceedsFromConvertibleDebt us-gaap:CounterpartyName, us-gaap:LongtermDebtType

iart:CertainPurchasers, us-gaap:ConvertibleDebt


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.00.00.07.6
Percentage of ProceedsFromConvertibleDebt0.00.00.01.3

us-gaap:ProceedsFromConvertibleDebt us-gaap:LongtermDebtType

us-gaap:ConvertibleDebt


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.00.00.0100
Percentage of ProceedsFromConvertibleDebt0.00.00.017.4

us-gaap:ProceedsFromDivestitureOfBusinesses

us-gaap:ProceedsFromDivestitureOfBusinesses


Proceeds
Period End2021-06-302021-03-31
Value0.0191
Percentage of ProceedsFromDivestitureOfBusinesses0.0100.0

us-gaap:ProceedsFromIssuanceOfSecuredDebt

us-gaap:ProceedsFromIssuanceOfSecuredDebt


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302010-12-312010-09-30
Value1.60.62023141132111434671210.02525735326352106650.00.0150.0510350.0401500.02350.010.0200.00.00.010.050300.0
Percentage of ProceedsFromIssuanceOfSecuredDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.0100.0100.00.0100.0100.00.0100.00.0100.0100.00.00.00.0100.0100.0100.00.0

us-gaap:ProceedsFromIssuanceOfWarrants

us-gaap:ProceedsFromIssuanceOfWarrants


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312012-12-312011-12-31
Value0.00.00.001440.00.00.00.0
Percentage of ProceedsFromIssuanceOfWarrants0.00.0100.0100.00.00.00.00.0

us-gaap:ProceedsFromIssuanceOfWarrants us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:OptionIndexedToIssuersEquityEquity

iart:TwoThousandTwentyFiveSeniorConvertibleNotes, us-gaap:ConvertibleDebt, us-gaap:CallOption


Proceeds
Period End2020-12-312020-09-302020-06-302020-02-042020-03-31
Value0.00.00.04444
Percentage of ProceedsFromIssuanceOfWarrants0.00.00.099.90.0

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value346000.09000.03268000.034000.01000.01000.0035000.0124000.093000.057000.0148000.0136000.014000.0143000.0050000.0266000.0000001438000.000002000.03000.0-2000.0532000.00000
Percentage of ProceedsFromSaleOfPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.00.00.00.00.0100.00.00.00.00.0100.0100.0100.0100.00.00.00.00.0

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProceedsFromStockOptionsExercised


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.3812.2221.4110.2231.2952.3030.04.7350.4631.750.1535.5120.0653.6620.00.08.6071.1670.5560.6658.2221.0380.00.07.1140.2316.8980.00.5627.7551.9240.1860.00.2340.00.4460.00.250.1530.2471.611.687101.0692.0092.624
Percentage of ProceedsFromStockOptionsExercised100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.00.0100.0100.0100.0100.00.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent

us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-12.08730-10.155-6.794-2.550.729-3.0527.4810.2116.7523.997-0.21410-3.8811.8870.063
Percentage of ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent us-gaap:IncomeStatementLocation, us-gaap:StatementEquityComponents

us-gaap:InterestIncome, us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-3.1-3.1-3.7-3.1-0.70.92.32.72.8
Percentage of ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent25.6-10.036.445.627.5123.530.71279.641.5

us-gaap:OtherExpense, us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value58-33.9-6.5-4.1-1.5-0.15.8-2.64.0
Percentage of ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent-487.3-109.864.060.358.8-13.777.5-1232.259.2

us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-12.08730-10.155-6.794-2.550.729-3.5587.9870.2116.7523.997-0.214
Percentage of ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent100.0100.0100.0100.0100.0100.0116.6106.8100.0100.0100.0100.0

us-gaap:RepaymentsOfSecuredDebt

us-gaap:RepaymentsOfSecuredDebt


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1002.20.052443441023847572004538035523510.02046220261.875164330.015351600.00.015510.00.00.00.00.0-0.00112221.875146411.8750.00.015
Percentage of RepaymentsOfSecuredDebt100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.00.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability


Right
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value0.8669.6620.020.00.1995.808
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability100.0100.0100.00.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value068.10043.390055.91
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue0.0100.00.00.0100.00.00.0100.0

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value0.2168.00.70.04
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue0.099.90.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue


Share
Period End2021-06-302021-03-312020-12-31
Value022.590
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue0.0100.00.0

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan


Stock
Period End2021-03-312020-03-312019-03-312018-12-312018-03-312017-03-31
Value1127000.0694000.0716000.00553000.0509000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan100.0100.0100.00.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-03-312020-03-312019-03-312018-12-312018-03-312017-03-31
Value1127000.0694000.0716000.00553000.0509000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan100.0100.0100.00.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value1.176-2.541-0.0671.25-2.739-0.9594.6740.408-5.1218.499-0.215-0.467-6.732-0.2718.238-5.47
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value1.175-3.222-0.0691.282-3.217-1.1184.6650.405-5.6298.384-0.22-0.469-7.643-0.477.196-5.471
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation99.9126.8103.0102.6117.5116.699.899.3109.998.6102.3100.4113.5173.487.4100.0

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-03-312017-09-302017-06-302017-03-31
Value0.0010.0010.0030.0020.0010.0030.0010.0020.0030.0010.0010.0050.001
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation0.1-0.00.2-0.1-0.10.10.2-0.00.0-0.0-0.40.1-0.0

us-gaap:TreasuryStock


Stock
Period End2021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value0.680.002-0.0350.4760.1580.0060.0020.5060.1120.0050.0020.910.1981.037
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation-26.8-3.0-2.8-17.4-16.50.10.5-9.91.3-2.3-0.4-13.5-73.112.6

us-gaap:StockRepurchasedDuringPeriodShares

us-gaap:StockRepurchasedDuringPeriodShares


Stock
Period End2020-12-312020-09-302020-06-302020-02-052020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value0200000.0500000.01300000.01400000.00000000000000000000000
Percentage of StockRepurchasedDuringPeriodShares0.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStockAcquiredAverageCostPerShare

us-gaap:TreasuryStockAcquiredAverageCostPerShare


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value47.8647.86000.6947.1700.01-0.0141.8700.1041.770-0.01041.7841.78
Percentage of TreasuryStockAcquiredAverageCostPerShare100.0100.00.00.0100.0100.00.0100.0100.0100.00.0100.00.0100.00.0100.00.0100.0100.0

iart:AssetAcquisitionDevelopmentMilestonePaymentToBePaid iart:AssetAcquisition

iart:AssetAcquisitionDevelopmentMilestonePaymentToBePaid

iart:ReboundTherapeuticsCorporation


Asset
Period End2020-12-312019-12-31
Value205.0
Percentage of AssetAcquisitionDevelopmentMilestonePaymentToBePaid100.0100.0

iart:BusinessCombinationIntangibleAssetAcquiredDiscountRate us-gaap:BusinessAcquisition

iart:BusinessCombinationIntangibleAssetAcquiredDiscountRate

iart:ACellInc


Business
Period End2021-01-20
Value8.5
Percentage of BusinessCombinationIntangibleAssetAcquiredDiscountRate100.0

iart:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccruedExpenses us-gaap:BusinessAcquisition

iart:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccruedExpenses

iart:ACellInc


Business
Period End2021-06-302021-01-20
Value5966000.06227000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccruedExpenses100.0100.0

iart:BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedAssetsAcquiredIncludingGoodwill us-gaap:BusinessAcquisition

iart:BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedAssetsAcquiredIncludingGoodwill

iart:ACellInc


Business
Period End2021-06-302021-01-20
Value411409
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedAssetsAcquiredIncludingGoodwill100.0100.0

iart:BusinessCombinationWorkingCapitalAdjustment us-gaap:BusinessAcquisition

iart:BusinessCombinationWorkingCapitalAdjustment

iart:ACellInc


Business
Period End2021-06-30
Value1300000.0
Percentage of BusinessCombinationWorkingCapitalAdjustment100.0

iart:CostOfDefiniteAndIndefiniteLivedIntangibleAssetsGrossExcludingGoodwill

iart:CostOfDefiniteAndIndefiniteLivedIntangibleAssetsGrossExcludingGoodwill


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value164016331424139214211415141514051391139413981400141014221416878881873768772771773770763633633639587589588349349348349344344344345350352337289
Percentage of CostOfDefiniteAndIndefiniteLivedIntangibleAssetsGrossExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

iart:CostOfDefiniteAndIndefiniteLivedIntangibleAssetsGrossExcludingGoodwill us-gaap:FiniteLivedIntangibleAssetsByMajorClass

iart:AllOther


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value6.4736.8139.99511101010101010101111111111111110111111102.7212.91
Percentage of CostOfDefiniteAndIndefiniteLivedIntangibleAssetsGrossExcludingGoodwill0.40.40.70.80.80.80.80.80.80.80.80.80.80.80.81.31.31.31.41.41.41.41.40.40.5

iart:CompletedTechnology


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value11251120896891885881880873856852855855865873869492497491479480480480480480314
Percentage of CostOfDefiniteAndIndefiniteLivedIntangibleAssetsGrossExcludingGoodwill68.668.662.964.062.362.362.262.261.661.261.261.161.361.561.456.056.456.362.562.262.362.262.463.049.2

iart:SupplierRelationShips


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value30303034343434343434343434343434343434343434343434
Percentage of CostOfDefiniteAndIndefiniteLivedIntangibleAssetsGrossExcludingGoodwill1.81.82.12.52.42.52.52.52.52.52.52.52.52.42.54.03.94.04.54.54.54.54.54.65.4

iart:TrademarksBrandNames


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value999810410410310310310310410310410410410510410510510490919191909144
Percentage of CostOfDefiniteAndIndefiniteLivedIntangibleAssetsGrossExcludingGoodwill6.16.07.37.57.37.37.37.47.57.47.47.47.47.47.412.011.911.911.811.811.811.811.812.06.9

iart:TransferToAssetsHeldForSale


Cost
Period End2020-09-30
Value-39.821
Percentage of CostOfDefiniteAndIndefiniteLivedIntangibleAssetsGrossExcludingGoodwill-2.9

us-gaap:CustomerRelationships


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value212212213223222221222221222231231232232233233234232231152154153154153153105
Percentage of CostOfDefiniteAndIndefiniteLivedIntangibleAssetsGrossExcludingGoodwill13.013.015.016.115.615.615.715.816.016.616.516.616.516.416.526.626.426.519.820.019.920.019.920.116.4

iart:CostOfDefiniteAndIndefiniteLivedIntangibleAssetsGrossExcludingGoodwill us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

us-gaap:TradeNames


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value166165170167164163163160162161162162162162162
Percentage of CostOfDefiniteAndIndefiniteLivedIntangibleAssetsGrossExcludingGoodwill10.210.112.012.011.611.611.511.411.711.511.611.611.511.511.5

iart:DebtInstrumentCovenantMaximumLeverageRatio iart:DebtCovenantPeriod, us-gaap:DebtInstrument, us-gaap:SubsequentEventType

iart:DebtInstrumentCovenantMaximumLeverageRatio

iart:DebtCovenantPeriod4, iart:SeniorCreditFacility, us-gaap:SubsequentEvent


Debt
Period End2020-07-14
Value5.5
Percentage of DebtInstrumentCovenantMaximumLeverageRatio100.0

iart:DebtInstrumentCovenantMaximumLeverageRatio iart:DebtCovenantPeriod, us-gaap:Range, us-gaap:DebtInstrument, us-gaap:SubsequentEventType

iart:DebtCovenantPeriod4, srt:Maximum, iart:SeniorCreditFacility, us-gaap:SubsequentEvent


Debt
Period End2020-07-14
Value5.5
Percentage of DebtInstrumentCovenantMaximumLeverageRatio100.0

iart:DebtCovenantPeriod4, srt:Minimum, iart:SeniorCreditFacility, us-gaap:SubsequentEvent


Debt
Period End2020-07-14
Value5.0
Percentage of DebtInstrumentCovenantMaximumLeverageRatio90.9

iart:DebtInstrumentCovenantMaximumLeverageRatio us-gaap:DebtInstrument, us-gaap:SubsequentEventType

iart:SeniorCreditFacility, us-gaap:SubsequentEvent


Debt
Period End2020-07-14
Value5.0
Percentage of DebtInstrumentCovenantMaximumLeverageRatio90.9

iart:DebtWeightedAverageInterestRateFromSecuritization

iart:DebtWeightedAverageInterestRateFromSecuritization


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value1.21.31.31.40.0170.0260.0280.034
Percentage of DebtWeightedAverageInterestRateFromSecuritization100.0100.0100.0100.0100.0100.0100.0100.0

iart:DeferredTaxAssetsLeasesAndOther

iart:DeferredTaxAssetsLeasesAndOther


Deferred
Period End2020-12-312019-12-31
Value2312
Percentage of DeferredTaxAssetsLeasesAndOther100.0100.0

iart:DeferredTaxAssetsTaxDeferredExpenseCompensationandBenefitsEmployeeVacation

iart:DeferredTaxAssetsTaxDeferredExpenseCompensationandBenefitsEmployeeVacation


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value3403000.03206000.02761000.02556000.03264000.02713000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationandBenefitsEmployeeVacation100.0100.0100.0100.0100.0100.0

iart:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsCapitalizedResearchAndDevelopment

iart:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsCapitalizedResearchAndDevelopment


Deferred
Period End2020-12-312019-12-312018-12-31
Value139.7810.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsCapitalizedResearchAndDevelopment100.0100.00.0

iart:DeferredTaxLiabilitiesLeasesAndOther

iart:DeferredTaxLiabilitiesLeasesAndOther


Deferred
Period End2020-12-312019-12-31
Value1511
Percentage of DeferredTaxLiabilitiesLeasesAndOther100.0100.0

iart:DefiniteAndIndefiniteLivedIntangibleAssetsNetExcludingGoodwill

iart:DefiniteAndIndefiniteLivedIntangibleAssetsNetExcludingGoodwill


Definite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value117811939899739981014103110401041105810791097112111471159634648654561573583594603606440447459413422429197202206212212218224230237243230194
Percentage of DefiniteAndIndefiniteLivedIntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

iart:DefiniteAndIndefiniteLivedIntangibleAssetsNetExcludingGoodwill us-gaap:FiniteLivedIntangibleAssetsByMajorClass

iart:AllOther


Definite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value2.5933.0592.9385.8545.9116.0456.2296.366.6356.7687.0597.2497.4547.8277.9658.2528.468.5148.4669.0169.2249.6169.6511.5441.57
Percentage of DefiniteAndIndefiniteLivedIntangibleAssetsNetExcludingGoodwill0.20.30.30.60.60.60.60.60.60.60.70.70.70.70.71.31.31.31.51.61.61.61.60.30.3

iart:CompletedTechnology


Definite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value850863648640647656666672666674688699718738745377387389384392398405412419268
Percentage of DefiniteAndIndefiniteLivedIntangibleAssetsNetExcludingGoodwill72.272.365.565.864.864.764.664.764.063.763.863.864.164.364.359.559.859.668.668.368.368.268.469.358.4

iart:SupplierRelationShips


Definite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value14141515161616171717181818191919202021212122222223
Percentage of DefiniteAndIndefiniteLivedIntangibleAssetsNetExcludingGoodwill1.21.21.51.61.61.61.61.61.71.71.71.71.71.71.73.23.13.23.83.73.73.73.73.85.2

iart:TrademarksBrandNames


Definite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value69697272737475767778797980818283838471727374747528
Percentage of DefiniteAndIndefiniteLivedIntangibleAssetsNetExcludingGoodwill5.95.87.37.57.47.37.37.37.47.47.37.27.27.17.113.112.912.912.712.712.612.512.312.46.3

iart:TransferToAssetsHeldForSale


Definite
Period End2020-09-30
Value-13.332
Percentage of DefiniteAndIndefiniteLivedIntangibleAssetsNetExcludingGoodwill-1.4

us-gaap:CustomerRelationships


Definite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value74778084909710310711112012412913313714114514815175788083848641
Percentage of DefiniteAndIndefiniteLivedIntangibleAssetsNetExcludingGoodwill6.36.58.18.79.19.610.010.310.711.411.511.811.912.012.222.922.923.113.413.713.814.014.014.39.0

iart:DefiniteAndIndefiniteLivedIntangibleAssetsNetExcludingGoodwill us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

us-gaap:TradeNames


Definite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value166165170167164163163160162161162162162162162
Percentage of DefiniteAndIndefiniteLivedIntangibleAssetsNetExcludingGoodwill14.113.817.217.216.516.115.815.515.615.215.014.814.514.214.0

iart:DisposalGroupIncludingDiscontinuedOperationAccruedCompensation us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

iart:DisposalGroupIncludingDiscontinuedOperationAccruedCompensation

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, iart:SmithNephewUSDLimited


Disposal
Period End2020-12-312020-09-30
Value1767000.01584000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationAccruedCompensation100.0100.0

iart:DisposalGroupIncludingDiscontinuedOperationLeaseLiabilityCurrent us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

iart:DisposalGroupIncludingDiscontinuedOperationLeaseLiabilityCurrent

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, iart:ExtremityOrthopedics


Disposal
Period End2020-12-31
Value539000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationLeaseLiabilityCurrent100.0

iart:DisposalGroupIncludingDiscontinuedOperationLeaseLiabilityNoncurrent us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

iart:DisposalGroupIncludingDiscontinuedOperationLeaseLiabilityNoncurrent

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, iart:ExtremityOrthopedics


Disposal
Period End2020-12-31
Value5669000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationLeaseLiabilityNoncurrent100.0

iart:DisposalGroupIncludingDiscontinuedOperationOperatingLeaseAssetAndOtherAssets us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

iart:DisposalGroupIncludingDiscontinuedOperationOperatingLeaseAssetAndOtherAssets

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, iart:SmithNephewUSDLimited


Disposal
Period End2020-12-31
Value3186000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationOperatingLeaseAssetAndOtherAssets100.0

iart:DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityCurrent us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

iart:DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityCurrent

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, iart:SmithNephewUSDLimited


Disposal
Period End2020-12-312020-09-30
Value539000.01060000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityCurrent100.0100.0

iart:DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityNoncurrent us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

iart:DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityNoncurrent

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, iart:SmithNephewUSDLimited


Disposal
Period End2020-12-312020-09-30
Value5669000.06429000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityNoncurrent100.0100.0

iart:DisposalGroupIncludingDiscontinuedOperationRightOfUseAssetOperatingLeasesAndOtherAssets us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

iart:DisposalGroupIncludingDiscontinuedOperationRightOfUseAssetOperatingLeasesAndOtherAssets

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, iart:ExtremityOrthopedics


Disposal
Period End2020-12-31
Value3186000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationRightOfUseAssetOperatingLeasesAndOtherAssets100.0

iart:DisposalGroupIncludingDiscontinuedOperationTransitionalSupplyAgreementPayable us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

iart:DisposalGroupIncludingDiscontinuedOperationTransitionalSupplyAgreementPayable

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, iart:ExtremityOrthopedics


Disposal
Period End2021-06-302021-01-04
Value109.0
Percentage of DisposalGroupIncludingDiscontinuedOperationTransitionalSupplyAgreementPayable100.0100.0

iart:InventoryTransferToAssetsHeldForSale

iart:InventoryTransferToAssetsHeldForSale


Inventory
Period End2020-09-30
Value50
Percentage of InventoryTransferToAssetsHeldForSale100.0

iart:LesseeOperatingLeaseLiabilityToBePaidAfterYearFour

iart:LesseeOperatingLeaseLiabilityToBePaidAfterYearFour


Lessee
Period End2020-09-302020-06-30
Value8893
Percentage of LesseeOperatingLeaseLiabilityToBePaidAfterYearFour100.0100.0

iart:LesseeOperatingLeaseLiabilityToBePaidAfterYearFour us-gaap:CounterpartyName

iart:RelatedParties


Lessee
Period End2020-09-302020-06-30
Value1.4261.428
Percentage of LesseeOperatingLeaseLiabilityToBePaidAfterYearFour1.61.5

iart:ThirdParties


Lessee
Period End2020-09-302020-06-30
Value8691
Percentage of LesseeOperatingLeaseLiabilityToBePaidAfterYearFour98.498.5

iart:SecuredLongTermDebtSecuritizationProgramCurrent

iart:SecuredLongTermDebtSecuritizationProgramCurrent


Secured
Period End2021-03-312020-12-31
Value110112
Percentage of SecuredLongTermDebtSecuritizationProgramCurrent100.0100.0

iart:SecuredLongTermDebtSecuritizationProgramNoncurrent

iart:SecuredLongTermDebtSecuritizationProgramNoncurrent


Secured
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value112110112926898104110102121
Percentage of SecuredLongTermDebtSecuritizationProgramNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

iart:SecuritizationFacilityFairValueOfAmountOutstanding us-gaap:FairValueByFairValueHierarchyLevel

iart:SecuritizationFacilityFairValueOfAmountOutstanding

us-gaap:FairValueInputsLevel2


Securitization
Period End2021-06-302021-03-312020-12-312020-09-30
Value11011011292
Percentage of SecuritizationFacilityFairValueOfAmountOutstanding100.0100.0100.0100.0

iart:SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedButNotIssuedInPeriod us-gaap:AwardType

iart:SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedButNotIssuedInPeriod

us-gaap:PerformanceShares


Sharebased
Period End2020-12-312019-12-312018-12-312017-12-31
Value100000.0100000.0200000.0200000.0
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedButNotIssuedInPeriod100.0100.0100.0100.0

us-gaap:AccountsPayableTradeCurrent

us-gaap:AccountsPayableTradeCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value6561545058971139410710076868486934042452938435334385842344547465054444336434335273547352724
Percentage of AccountsPayableTradeCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value6.6876.8866.4396.7276.8156.6524.3034.0064.3944.0993.7193.8973.4644.5968.8826.9697.537.5296.3196.1736.0236.0155.5725.8766.4476.5156.1845.1615.2236.2876.1948.1599.637107.2216.6957.0136.6916.9787.0636.8256.6787.32211
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, iart:ExtremityOrthopedics


Assets
Period End2020-12-31
Value162
Percentage of AssetsOfDisposalGroupIncludingDiscontinuedOperation100.0

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, iart:SmithNephewUSDLimited


Assets
Period End2020-12-312020-09-30
Value162159
Percentage of AssetsOfDisposalGroupIncludingDiscontinuedOperation100.00.0

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent


Assets
Period End2020-12-312020-09-302015-12-312015-09-302014-12-31
Value1621590.00.099
Percentage of AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent100.0100.00.00.0100.0

us-gaap:BusinessCombinationContingentConsiderationLiability us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationContingentConsiderationLiability

iart:ACellInc


Business
Period End2021-06-302021-01-20
Value2323
Percentage of BusinessCombinationContingentConsiderationLiability100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContingentLiability us-gaap:BalanceSheetLocation

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContingentLiability

us-gaap:AccruedLiabilities


Business
Period End2021-03-31
Value3.4
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContingentLiability100.0

us-gaap:OtherLiabilities


Business
Period End2021-03-312020-12-31
Value1213
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContingentLiability352.90.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContingentLiability us-gaap:BalanceSheetLocation, us-gaap:BusinessAcquisition

us-gaap:OtherCurrentLiabilities, iart:ArkisBioSciencesInc.


Business
Period End2020-12-31
Value3.4
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContingentLiability0.0

us-gaap:OtherLiabilities, iart:ArkisBioSciencesInc.


Business
Period End2020-12-31
Value11
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContingentLiability0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContingentLiability us-gaap:BusinessAcquisition

iart:ACellInc


Business
Period End2021-06-30
Value23
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContingentLiability0.0

iart:ArkisBioSciencesInc.


Business
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-07-29
Value1415151413131413
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContingentLiability0.0452.90.00.00.00.00.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities

iart:ACellInc


Business
Period End2021-06-302021-01-20
Value8357000.08618000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities

iart:ACellInc


Business
Period End2021-06-302021-01-20
Value104104
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet

iart:ACellInc


Business
Period End2021-06-302021-01-20
Value306305
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet100.0100.0

us-gaap:ContractWithCustomerAssetNet

us-gaap:ContractWithCustomerAssetNet


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value7952000.06499000.07430000.06653000.07402000.07944000.08680000.09371000.08185000.05848000.04193000.03068000.04856000.04856000.03552000.0
Percentage of ContractWithCustomerAssetNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiability


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value121111111112111110121210101011
Percentage of ContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityNoncurrent

us-gaap:ContractWithCustomerLiabilityNoncurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-30
Value6200000.06500000.06700000.06500000.0
Percentage of ContractWithCustomerLiabilityNoncurrent100.0100.0100.0100.0

us-gaap:ConvertibleDebtNoncurrent

us-gaap:ConvertibleDebtNoncurrent


Convertible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value5625624744694654600.00.0225223220218216214215213211209207205203201199197195194356352349345156155148
Percentage of ConvertibleDebtNoncurrent100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConvertibleDebtNoncurrent us-gaap:CumulativeEffectPeriodOfAdoption

iart:CumulativeEffectPeriodOfAdoptionAdjustmentDebtDiscountAmortizationAndEquityCostsReclassification


Convertible
Period End2020-12-31
Value-2.5
Percentage of ConvertibleDebtNoncurrent-0.5

iart:CumulativeEffectPeriodOfAdoptionAdjustmentDebtDiscountReclassification


Convertible
Period End2020-12-31
Value89
Percentage of ConvertibleDebtNoncurrent18.8

us-gaap:ConvertibleDebtNoncurrent us-gaap:DebtInstrument, us-gaap:LongtermDebtType

iart:TwoThousandTwentyFiveSeniorConvertibleNotes, us-gaap:ConvertibleDebt


Convertible
Period End2020-12-312020-09-302020-06-302020-03-31
Value485481477473
Percentage of ConvertibleDebtNoncurrent102.3102.5102.6102.8

us-gaap:DebtInstrumentFairValue us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentFairValue

iart:TwoThousandTwentyFiveSeniorConvertibleNotes, us-gaap:ConvertibleDebt


Debt
Period End2020-12-312020-09-30
Value638541
Percentage of DebtInstrumentFairValue100.0100.0

us-gaap:DebtInstrumentUnamortizedDiscount us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentUnamortizedDiscount

iart:TwoThousandTwentyFiveSeniorConvertibleNotes, us-gaap:ConvertibleDebt


Debt
Period End2020-12-312020-09-30
Value8993
Percentage of DebtInstrumentUnamortizedDiscount100.0100.0

us-gaap:DebtWeightedAverageInterestRate us-gaap:CreditFacility

us-gaap:DebtWeightedAverageInterestRate

us-gaap:RevolvingCreditFacility


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value1.51.51.51.50.0160.0250.0320.0340.0380.0390.040.0380.0380.0370.0370.0290.0260.0240.0220.0220.0210.020.0190.0170.017
Percentage of DebtWeightedAverageInterestRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtWeightedAverageInterestRate us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:SecuredDebt, iart:TermLoanFacility


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312018-12-312017-12-31
Value1.51.51.51.50.0160.0320.0390.036
Percentage of DebtWeightedAverageInterestRate100.0100.0100.0100.0100.0100.097.597.3

us-gaap:DeferredCompensationPlanAssets

us-gaap:DeferredCompensationPlanAssets


Deferred
Period End2021-06-302021-03-312020-12-312020-09-30
Value3200000.02900000.02000000.01700000.0
Percentage of DeferredCompensationPlanAssets100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxAssetsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value8074738.157.5292.33122722166.8057.2347.6776.4646.256.3516.2146.935
Percentage of DeferredIncomeTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value105155148147217225
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsCharitableContributionCarryforwards

us-gaap:DeferredTaxAssetsCharitableContributionCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value203000.0235000.01994000.01287000.05000.0
Percentage of DeferredTaxAssetsCharitableContributionCarryforwards100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsDeferredIncome


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1665000.01805000.02173000.02395000.02345000.0767000.03000.0186000.0162000.0148000.0389000.0
Percentage of DeferredTaxAssetsDeferredIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value173141105967982103110110125112114
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsInventory

us-gaap:DeferredTaxAssetsInventory


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value47392829300.03534262425
Percentage of DeferredTaxAssetsInventory100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2937333714172126364835
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration

us-gaap:DomesticCountry


Deferred
Period End2020-12-312019-12-31
Value1118
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration100.0100.0

us-gaap:ForeignCountry


Deferred
Period End2020-12-312019-12-31
Value3635
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration308.5186.8

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration us-gaap:IncomeTaxAuthority, us-gaap:TaxPeriod

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration

us-gaap:ForeignCountry, iart:UpThroughTaxYear2025


Deferred
Period End2020-12-312019-12-31
Value300000.0900000.0
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value18199.0726.0151.043.1373.0523.8833.2752.8651.469
Percentage of DeferredTaxAssetsTaxCreditCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value4883000.06017000.05515000.0997000.07842000.005085000.01266000.04111000.02330000.03126000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value6.168.347101016161514122819
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2207000.02426000.01507000.01811000.02344000.001632000.01791000.01829000.01822000.02033000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsUnrealizedCurrencyLosses

us-gaap:DeferredTaxAssetsUnrealizedCurrencyLosses


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value238.1051.4051.1770.096
Percentage of DeferredTaxAssetsUnrealizedCurrencyLosses100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssets

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value90150144146216225
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssets100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation


Defined
Period End2020-12-312019-12-312018-12-312017-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value616149421515131211
Percentage of DefinedBenefitPlanAccumulatedBenefitObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value4600000.0-9000000.0600000.0400000.0
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanBenefitObligation

us-gaap:DefinedBenefitPlanBenefitObligation


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value726652470.668
Percentage of DefinedBenefitPlanBenefitObligation100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter


Defined
Period End2020-12-31
Value10
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths


Defined
Period End2020-12-31
Value1900000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive


Defined
Period End2020-12-31
Value2101000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour


Defined
Period End2020-12-31
Value1789000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree


Defined
Period End2020-12-31
Value1694000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo


Defined
Period End2020-12-31
Value1626000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo100.0

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear


Defined
Period End2020-12-31
Value2300000.0
Percentage of DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear100.0

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value3332373331313028313031302929260.01714141310
Percentage of DefinedBenefitPlanFairValueOfPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanFundedStatusOfPlan

us-gaap:DefinedBenefitPlanFundedStatusOfPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value-35044000.0-36202000.0-21439000.0-20718000.0
Percentage of DefinedBenefitPlanFundedStatusOfPlan100.0100.0100.0100.0

us-gaap:DerivativeFairValueOfDerivativeAsset us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:DerivativeFairValueOfDerivativeAsset

us-gaap:OtherAssets, us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-30
Value4.605
Percentage of DerivativeFairValueOfDerivativeAsset100.0

us-gaap:OtherAssets, us-gaap:CrossCurrencyInterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value0.5050.6569.07123263.465185.0421.5321.7740.0
Percentage of DerivativeFairValueOfDerivativeAsset11.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherAssets, us-gaap:InterestRateSwap, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312019-12-312018-12-312017-12-31
Value4.918140.05.352.491
Percentage of DerivativeFairValueOfDerivativeAsset106.80.00.00.00.0

us-gaap:PrepaidExpensesAndOtherCurrentAssets, us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312019-12-312018-12-312017-12-31
Value9.206107.6235.0327.6157.757
Percentage of DerivativeFairValueOfDerivativeAsset199.90.00.00.00.00.0

us-gaap:PrepaidExpensesAndOtherCurrentAssets, us-gaap:CrossCurrencyInterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value5.3455.2095.2977.7178.1958.1647.9529.5529.0478.918.8880.0
Percentage of DerivativeFairValueOfDerivativeAsset116.10.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DerivativeFairValueOfDerivativeAsset us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:PrepaidExpensesAndOtherCurrentAssets, us-gaap:CrossCurrencyInterestRateContract, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value4.6085.035.0655.0326.4536.86.8497.6157.6037.6917.6527.7570.0
Percentage of DerivativeFairValueOfDerivativeAsset0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DerivativeFairValueOfDerivativeAsset us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:ForeignExchangeForward, us-gaap:Nondesignated


Derivative
Period End2020-12-31
Value0.2
Percentage of DerivativeFairValueOfDerivativeAsset0.0

us-gaap:DerivativeFairValueOfDerivativeAsset us-gaap:HedgingDesignation

us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value2441122136391635212028343024112.4791.9531.871
Percentage of DerivativeFairValueOfDerivativeAsset533.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DerivativeFairValueOfDerivativeLiability us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:DerivativeFairValueOfDerivativeLiability

iart:AccruedExpensesAndOtherCurrentLiabilities, us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312019-12-312018-12-31
Value2.2280.9554.3350.1010.0
Percentage of DerivativeFairValueOfDerivativeLiability100.0100.0100.0100.00.0

iart:AccruedExpensesAndOtherCurrentLiabilities, us-gaap:CrossCurrencyInterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-31
Value0.8640.011.884
Percentage of DerivativeFairValueOfDerivativeLiability38.81.043.5

iart:AccruedExpensesAndOtherCurrentLiabilities, us-gaap:InterestRateSwap, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312019-12-312018-12-312017-12-31
Value2121226.6350.01.845
Percentage of DerivativeFairValueOfDerivativeLiability942.72234.2508.36569.30.00.0

us-gaap:OtherLiabilities, us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312019-12-312018-12-312017-12-31
Value8.3284.615265.441011
Percentage of DerivativeFairValueOfDerivativeLiability373.8483.2616.65386.10.00.0

us-gaap:OtherLiabilities, us-gaap:CrossCurrencyInterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value0.8080.0289.4499.605109.1092.7729.199103.181110.0
Percentage of DerivativeFairValueOfDerivativeLiability36.32.9218.00.00.00.02744.60.00.00.00.00.0

us-gaap:OtherLiabilities, us-gaap:InterestRateSwap, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312019-12-312018-12-312017-12-31
Value464671389.3851.575
Percentage of DerivativeFairValueOfDerivativeLiability2093.94891.81654.838140.60.00.0

us-gaap:DerivativeFairValueOfDerivativeLiability us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

iart:AccruedExpensesAndOtherCurrentLiabilities, us-gaap:CrossCurrencyInterestRateContract, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-09-302020-06-302020-03-312019-12-312018-06-302018-03-312017-12-31
Value1.5650.690.0740.1010.00.00.0
Percentage of DerivativeFairValueOfDerivativeLiability0.00.00.0100.00.00.00.0

iart:AccruedExpensesAndOtherCurrentLiabilities, us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-06-30
Value2222196.6355.3763.0240.0870.00.00.00.4511.8451.1840.6180.1830.00.131
Percentage of DerivativeFairValueOfDerivativeLiability0.00.00.06569.30.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherLiabilities, us-gaap:CrossCurrencyInterestRateContract, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value104.2991.1175.440.07.5464.13410149.54520110.0
Percentage of DerivativeFairValueOfDerivativeLiability0.00.00.05386.10.00.00.00.00.00.00.00.00.0

us-gaap:OtherLiabilities, us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value787975385140199.3850.00.00.01.5750.0
Percentage of DerivativeFairValueOfDerivativeLiability0.00.00.038140.60.00.00.00.00.00.00.00.00.0

us-gaap:DerivativeFairValueOfDerivativeLiability us-gaap:HedgingDesignation

us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value79731361221171065366612731149.54521150.0
Percentage of DerivativeFairValueOfDerivativeLiability3585.47712.33141.10.00.00.052940.60.00.00.00.00.00.00.00.00.0

us-gaap:DerivativeFairValueOfDerivativeNet us-gaap:BusinessAcquisition, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:DerivativeFairValueOfDerivativeNet

iart:Codman, iart:CrossCurrencyInterestRateContractOne, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312018-12-312017-12-31
Value-2.228-0.955-4.335-0.215-0.742
Percentage of DerivativeFairValueOfDerivativeNet100.0100.0100.0100.0100.0

iart:Codman, iart:CrossCurrencyInterestRateContractThree, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-12-312018-12-312017-12-31
Value-7.843-2.193-2.605
Percentage of DerivativeFairValueOfDerivativeNet180.91020.0351.1

iart:Codman, iart:CrossCurrencyInterestRateContractTwo, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312018-12-312017-12-31
Value-4.641-0.868-11.262-0.422-0.61
Percentage of DerivativeFairValueOfDerivativeNet208.390.9259.8196.382.2

iart:Codman, us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value3.25515-23.441-7.7350.0413.874-0.5097.114-0.7472.715-2.83-3.957
Percentage of DerivativeFairValueOfDerivativeNet-146.1-1622.1540.70.00.00.00.00.00.00.01316.3533.3

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

iart:CrossCurrencyInterestRateContractFive, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-6.828-8.661-6.9651.221-6.561-7.7021.731-3.78
Percentage of DerivativeFairValueOfDerivativeNet0.00.00.00.00.00.00.01758.1

iart:CrossCurrencyInterestRateContractFour, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3.2923.033-3.7948.581616-0.154116.462-1.0262.36
Percentage of DerivativeFairValueOfDerivativeNet-147.8-317.687.50.00.00.00.00.00.00.0-1097.7

iart:CrossCurrencyInterestRateContractOne, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-0.864-0.009-1.8840.5893.0374.0822.4596.1412.6833.3431.359
Percentage of DerivativeFairValueOfDerivativeNet38.80.943.50.00.00.00.00.00.00.0-632.1

iart:CrossCurrencyInterestRateContractSix, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-12-31
Value-3.794
Percentage of DerivativeFairValueOfDerivativeNet87.5

iart:CrossCurrencyInterestRateContractThree, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-31
Value1017
Percentage of DerivativeFairValueOfDerivativeNet-454.4-1813.0

iart:CrossCurrencyInterestRateContractThree, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.8491.0960.0922.3984.4165.1742.0322.9110.7731.037-0.15
Percentage of DerivativeFairValueOfDerivativeNet-38.1-114.8-2.10.00.00.00.00.00.00.069.8

iart:CrossCurrencyInterestRateContractTwo, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.9011.707-0.452.4435.2346.2983.0874.5321.8382.175-0.421
Percentage of DerivativeFairValueOfDerivativeNet-40.4-178.710.40.00.00.00.00.00.00.0195.8

us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-12-312019-12-31
Value-23.441-0.509
Percentage of DerivativeFairValueOfDerivativeNet540.70.0

us-gaap:CrossCurrencyInterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value4.1785.827-6.0367.18220258.645184.0547.26-0.632
Percentage of DerivativeFairValueOfDerivativeNet-187.5-610.2139.20.00.00.00.00.00.00.0294.0

us-gaap:DerivativeFairValueOfDerivativeNet us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:VariableRate

iart:InterestRateSwapDesignatedDecember132017Tranche1, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-9.122-10.526-6.152-6.901-7.401-7.467-2.88-3.647-2.901-0.13614914.3223.4312.343-0.455
Percentage of DerivativeFairValueOfDerivativeNet409.41102.2141.90.00.00.00.00.00.00.0-693488.40.00.00.061.3

iart:InterestRateSwapDesignatedDecember132017Tranche2, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-6.405-6.922-7.446-7.388-2.88-3.612-2.873-0.16814604.2773.42.284-0.434
Percentage of DerivativeFairValueOfDerivativeNet147.80.00.00.00.00.00.00.0-679069.80.00.00.058.5

iart:InterestRateSwapDesignatedDecember132017Tranche3, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-8.692-9.413-7.724-8.454-8.982-8.475-3.517-4.463-3.497-1.0594182.7862.0931.034-0.684
Percentage of DerivativeFairValueOfDerivativeNet390.1985.7178.20.00.00.00.00.00.00.0-194418.60.00.00.092.2

iart:InterestRateSwapDesignatedDecember132017Tranche4, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-3.778-4.064-4.137-3.994-1.778-2.268-1.787-0.5721621.3390.9730.642-0.255
Percentage of DerivativeFairValueOfDerivativeNet87.20.00.00.00.00.00.00.0-75348.80.00.00.034.4

iart:InterestRateSwapDesignatedDecember132017Tranche5, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-11.856-12.293-16.243-18.188-17.286-16.279-6.595-8.702-6.363-1.22620767.1745.4133.437-1.219
Percentage of DerivativeFairValueOfDerivativeNet532.11287.2374.70.00.00.00.00.00.00.0-965581.40.00.00.0164.3

iart:InterestRateSwapDesignatedDecember152020Tranche1, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-31
Value3.93111-0.382
Percentage of DerivativeFairValueOfDerivativeNet-176.4-1236.68.8

iart:InterestRateSwapDesignatedDecember152020Tranche2, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-31
Value0.9872.697-0.162
Percentage of DerivativeFairValueOfDerivativeNet-44.3-282.43.7

iart:InterestRateSwapDesignatedDecember152020Tranche3, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2020-12-31
Value-0.846
Percentage of DerivativeFairValueOfDerivativeNet19.5

iart:InterestRateSwapDesignatedDecember152020Tranche4, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2020-12-31
Value-0.679
Percentage of DerivativeFairValueOfDerivativeNet15.7

iart:InterestRateSwapDesignatedDecember152020Tranche5, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2020-12-31
Value-0.187
Percentage of DerivativeFairValueOfDerivativeNet4.3

iart:InterestRateSwapDesignatedDecember182018Tranche1, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-7.703-6.037-10.407-11.282-11.172-9.453-4.93-6.683-4.328-2.426-797.0
Percentage of DerivativeFairValueOfDerivativeNet345.7632.1240.10.00.00.00.00.00.00.0370697.7

iart:InterestRateSwapDesignatedDecember182018Tranche2, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-7.592-5.826-10.431-11.127-10.833-9.855-4.691-6.629-4.264-2.337-873.0
Percentage of DerivativeFairValueOfDerivativeNet340.8610.1240.60.00.00.00.00.00.00.0406046.5

iart:InterestRateSwapDesignatedMarch272017, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-0.463-0.929-1.377-1.835-2.024-0.581-0.769-0.6080.55212462.3422.0331.5290.337-0.476-0.5620.06
Percentage of DerivativeFairValueOfDerivativeNet48.521.40.00.00.00.00.00.00.0-579534.90.00.00.0-45.40.00.00.0

iart:InterestRateSwapDesignatedOctober102018Tranche1, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-7.595-7.842-9.836-10.608-10.986-10.186-5.75-6.798-5.583-3.726-2594.0
Percentage of DerivativeFairValueOfDerivativeNet340.9821.2226.90.00.00.00.00.00.00.01206511.6

iart:InterestRateSwapDesignatedOctober102018Tranche2, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-7.553-7.805-9.826-10.871-11.012-10.165-5.747-6.786-5.6-3.698-2551.0
Percentage of DerivativeFairValueOfDerivativeNet339.0817.3226.70.00.00.00.00.00.00.01186511.6

iart:InterestRateSwapDesignatedOctober102018Tranche3, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-7.541-7.849-9.783-10.586-11.037-10.185-5.807-6.896-5.632-3.735-2568.0
Percentage of DerivativeFairValueOfDerivativeNet338.5821.9225.70.00.00.00.00.00.00.01194418.6

us-gaap:DerivativeFairValueOfDerivativeNet us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-62.736-53.547-93.769-100.38-102.127-95.752-45.145-57.185-43.161-16.6766192622160.5921.2950.9352.479
Percentage of DerivativeFairValueOfDerivativeNet2815.85607.02163.10.00.00.00.00.00.00.0-287907.00.00.00.0-79.80.00.00.0

us-gaap:DerivativeFairValueOfDerivativeNet us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:BusinessAcquisition, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

iart:SwapOne, iart:Codman, us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-1.565-0.69-0.074-0.1011.7370.021.062-0.215
Percentage of DerivativeFairValueOfDerivativeNet0.00.00.00.00.00.00.0100.0

iart:SwapThree, iart:Codman, us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-4.1671.0623.416-0.2894.05-0.691.078-2.193
Percentage of DerivativeFairValueOfDerivativeNet0.00.00.00.00.00.00.01020.0

iart:SwapTwo, iart:Codman, us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-2.003-0.3310.531-0.1191.327-0.0770.575-0.422
Percentage of DerivativeFairValueOfDerivativeNet0.00.00.00.00.00.00.0196.3

us-gaap:DerivativeFairValueOfDerivativeNet us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

iart:SwapFour, us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-12-31
Value-7.843
Percentage of DerivativeFairValueOfDerivativeNet180.9

iart:SwapThree, us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-12-312019-12-31
Value-11.262-0.289
Percentage of DerivativeFairValueOfDerivativeNet259.80.0

iart:SwapTwo, us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-12-312019-12-31
Value-4.335-0.119
Percentage of DerivativeFairValueOfDerivativeNet100.00.0

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

us-gaap:DerivativeFixedInterestRate

iart:CrossCurrencyInterestRateContractFive, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Short


Derivative
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.670.01670.01670.01670.01670.01670.01670.0167
Percentage of DerivativeFixedInterestRate100.0100.0100.0100.0100.0100.0100.0100.0

iart:CrossCurrencyInterestRateContractFour, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Long


Derivative
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.670.01670.01670.01670.01670.01670.01670.0167
Percentage of DerivativeFixedInterestRate100.0100.0100.0100.0100.0100.0100.0100.0

iart:CrossCurrencyInterestRateContractFour, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Short


Derivative
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.11.12.710.02710.02710.02710.02710.02710.02710.0271
Percentage of DerivativeFixedInterestRate0.00.0162.3162.3162.3162.3162.3162.3162.3162.3

iart:CrossCurrencyInterestRateContractOne, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Short


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3.013.013.013.010.03010.03010.03010.03010.03010.03010.0301
Percentage of DerivativeFixedInterestRate0.00.00.0180.2180.2180.2180.2180.2180.2180.2180.2

iart:CrossCurrencyInterestRateContractSix, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Short


Derivative
Period End2020-12-31
Value1.1
Percentage of DerivativeFixedInterestRate0.0

iart:CrossCurrencyInterestRateContractThree, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Short


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.192.192.192.190.02190.02190.02190.02190.02190.02190.0219
Percentage of DerivativeFixedInterestRate0.00.00.0131.1131.1131.1131.1131.1131.1131.1131.1

iart:CrossCurrencyInterestRateContractTwo, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Short


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.572.572.572.570.02570.02570.02570.02570.02570.02570.0257
Percentage of DerivativeFixedInterestRate0.00.00.0153.9153.9153.9153.9153.9153.9153.9153.9

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

iart:InterestRateSwapDesignatedDecember132017Tranche1, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2.2012.2012.2012.2010.022010.022010.022010.022010.022010.022010.022010.022010.022010.022010.02201
Percentage of DerivativeFixedInterestRate0.00.00.0131.8131.8131.8131.8131.8131.8131.8131.80.00.00.00.0

iart:InterestRateSwapDesignatedDecember132017Tranche2, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2.2012.2010.022010.022010.022010.022010.022010.022010.022010.022010.022010.022010.02201
Percentage of DerivativeFixedInterestRate0.0131.8131.8131.8131.8131.8131.8131.8131.80.00.00.00.0

iart:InterestRateSwapDesignatedDecember132017Tranche3, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2.4232.4232.4232.4230.024230.024230.024230.024230.024230.024230.024230.024230.024230.024230.02423
Percentage of DerivativeFixedInterestRate0.00.00.0145.1145.1145.1145.1145.1145.1145.1145.10.00.00.00.0

iart:InterestRateSwapDesignatedDecember132017Tranche4, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2.4232.4230.024230.024230.024230.024230.024230.024230.024230.024230.024230.024230.02423
Percentage of DerivativeFixedInterestRate0.0145.1145.1145.1145.1145.1145.1145.1145.10.00.00.00.0

iart:InterestRateSwapDesignatedDecember132017Tranche5, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2.3132.3132.3132.3130.023130.023130.023130.023130.023130.023130.023130.023130.023130.023130.02313
Percentage of DerivativeFixedInterestRate0.00.00.0138.5138.5138.5138.5138.5138.5138.5138.50.00.00.00.0

iart:InterestRateSwapDesignatedDecember152020Tranche3, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2020-12-31
Value1.415
Percentage of DerivativeFixedInterestRate0.0

iart:InterestRateSwapDesignatedDecember152020Tranche4, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2020-12-31
Value1.415
Percentage of DerivativeFixedInterestRate0.0

iart:InterestRateSwapDesignatedDecember152020Tranche5, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2020-12-31
Value1.404
Percentage of DerivativeFixedInterestRate0.0

iart:InterestRateSwapDesignatedDecember182018Tranche1, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.8852.8852.8852.8850.028850.028850.028850.028850.028850.028850.02885
Percentage of DerivativeFixedInterestRate0.00.00.0172.8172.8172.8172.8172.8172.8172.8172.8

iart:InterestRateSwapDesignatedDecember182018Tranche2, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.8672.8672.8672.8670.028670.028670.028670.028670.028670.028670.02867
Percentage of DerivativeFixedInterestRate0.00.00.0171.7171.7171.7171.7171.7171.7171.7171.7

iart:InterestRateSwapDesignatedFebruary62017Tranche1, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:ThreeMonthUSDLIBOR


Derivative
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1.8341.8340.018340.018340.018340.018340.018340.018340.018340.018340.018340.018340.018340.018340.018340.01834
Percentage of DerivativeFixedInterestRate0.0109.8109.8109.8109.8109.8109.8109.8109.80.00.00.00.00.00.00.0

iart:InterestRateSwapDesignatedFebruary62017Tranche2, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1.6521.6520.016520.016520.016520.016520.016520.016520.016520.016520.016520.016520.016520.016520.016520.01652
Percentage of DerivativeFixedInterestRate0.098.998.998.998.998.998.998.998.90.00.00.00.00.00.00.0

iart:InterestRateSwapDesignatedMarch272017, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1.9711.9711.9711.9710.019710.019710.019710.019710.019710.019710.019710.019710.019710.019710.019710.019710.019710.01971
Percentage of DerivativeFixedInterestRate0.00.00.0118.0118.0118.0118.0118.0118.0118.0118.00.00.00.00.00.00.00.0

iart:InterestRateSwapDesignatedOctober102018Tranche1, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3.223.223.223.220.03220.03220.03220.03220.03220.03220.0322
Percentage of DerivativeFixedInterestRate0.00.00.0192.8192.8192.8192.8192.8192.8192.8192.8

iart:InterestRateSwapDesignatedOctober102018Tranche2, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3.1993.1993.1993.1990.031990.031990.031990.031990.031990.031990.03199
Percentage of DerivativeFixedInterestRate0.00.00.0191.6191.6191.6191.6191.6191.6191.6191.6

iart:InterestRateSwapDesignatedOctober102018Tranche3, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, iart:OneMonthUSDLIBOR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3.2093.2093.2093.2090.032090.032090.032090.032090.032090.032090.03209
Percentage of DerivativeFixedInterestRate0.00.00.0192.2192.2192.2192.2192.2192.2192.2192.2

us-gaap:DerivativeNotionalAmount us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeNotionalAmount

us-gaap:CrossCurrencyInterestRateContract


Derivative
Period End2021-06-302020-12-21
Value7.3420
Percentage of DerivativeNotionalAmount100.0100.0

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

us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-10-022019-12-31
Value3366
Percentage of DerivativeNotionalAmount0.00.0

us-gaap:CrossCurrencyInterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-12-312019-12-31
Value16730
Percentage of DerivativeNotionalAmount0.00.0

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


Derivative
Period End2021-06-302021-03-312020-12-31
Value180019001900
Percentage of DerivativeNotionalAmount24657.50.00.0

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

iart:CrossCurrencyInterestRateContractFour, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Long


Derivative
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value222222128128128128128128128
Percentage of DerivativeNotionalAmount3045.20.00.00.00.00.00.00.00.0

iart:CrossCurrencyInterestRateContractFour, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Short


Derivative
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value250250167167167167167167167
Percentage of DerivativeNotionalAmount3424.70.00.00.00.00.00.00.00.0

iart:CrossCurrencyInterestRateContractOne, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Long


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value44444444444444707070
Percentage of DerivativeNotionalAmount614.50.00.00.00.00.00.00.00.00.0

iart:CrossCurrencyInterestRateContractOne, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Short


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value52525252525252828282
Percentage of DerivativeNotionalAmount712.30.00.00.00.00.00.00.00.00.0

iart:CrossCurrencyInterestRateContractSix, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Long


Derivative
Period End2020-12-31
Value222
Percentage of DerivativeNotionalAmount0.0

iart:CrossCurrencyInterestRateContractSix, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Short


Derivative
Period End2020-12-31
Value250
Percentage of DerivativeNotionalAmount0.0

iart:CrossCurrencyInterestRateContractThree, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Long


Derivative
Period End2021-06-302021-03-312020-12-31
Value408414420
Percentage of DerivativeNotionalAmount5597.80.00.0

iart:CrossCurrencyInterestRateContractThree, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Short


Derivative
Period End2021-06-302021-03-312020-12-31
Value458465471
Percentage of DerivativeNotionalAmount6284.00.00.0

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

us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-12-312019-12-312018-12-31
Value190013001500
Percentage of DerivativeNotionalAmount0.00.00.0

us-gaap:DerivativeNotionalAmount us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:Position

iart:SwapFour, us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Long


Derivative
Period End2020-12-31
Value420
Percentage of DerivativeNotionalAmount0.0

iart:SwapFour, us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Short


Derivative
Period End2020-12-31
Value471
Percentage of DerivativeNotionalAmount0.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccruedLiabilities us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccruedLiabilities

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, iart:ExtremityOrthopedics


Disposal
Period End2020-12-31
Value1767000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationAccruedLiabilities100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationConsideration us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupIncludingDiscontinuedOperationConsideration

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, iart:ExtremityOrthopedics


Disposal
Period End2021-01-04
Value240
Percentage of DisposalGroupIncludingDiscontinuedOperationConsideration100.0