IRWD


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

Table of contents



us-gaap:CommonStockValue

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare

us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:AwardType
us-gaap:IncomeStatementLocation
us-gaap:RestructuringPlan

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfRevenue

us-gaap:CostsAndExpenses

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:InterestExpense

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

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:NonoperatingIncomeExpense

us-gaap:OperatingIncomeLoss

us-gaap:ProfitLoss

us-gaap:ResearchAndDevelopmentExpense
us-gaap:CounterpartyName
us-gaap:CounterpartyName, us-gaap:StatementGeographical
us-gaap:DisposalGroupClassification, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:StatementGeographical

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

us-gaap:Revenues

us-gaap:SellingGeneralAndAdministrativeExpense
us-gaap:CounterpartyName, us-gaap:ProductOrService, us-gaap:StatementGeographical

us-gaap:Assets

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:AccountsReceivableNetCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:OperatingLeaseRightOfUseAsset
us-gaap:CounterpartyName

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableCurrent

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:LiabilitiesCurrent

us-gaap:LongTermDebtCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:LongTermDebt
us-gaap:LongtermDebtType

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability
us-gaap:CounterpartyName

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:AmortizationOfFinancingCosts
us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:IncreaseDecreaseInInventories

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ProfitLoss

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance
us-gaap:CounterpartyName, us-gaap:ProductOrService, us-gaap:StatementGeographical
irwd:CollaborativeArrangementAmountOfConsiderationTotalNonContingentInstallmentPaymentReceived
us-gaap:CounterpartyName, us-gaap:ProductOrService, us-gaap:StatementGeographical, us-gaap:SubsequentEventType
irwd:AchievementOfMilestone, us-gaap:CounterpartyName, us-gaap:ProductOrService, us-gaap:StatementGeographical
irwd:CollaborativeArrangementPercentageOfNetLoss
us-gaap:CounterpartyName
irwd:CostSharingArrangementReductionToResearchAndDevelopmentExpense

irwd:FairValueAdjustmentOfConvertibleNoteHedgingInstrument

irwd:IncreaseDecreaseInAccruedResearchAndDevelopmentExpense

irwd:IncreaseDecreaseInOperatingLeaseLiability

irwd:IncreaseDecreaseInOperatingLeaseRightOfUseAsset
us-gaap:CounterpartyName, us-gaap:ProductOrService
irwd:PatentAndLitigationCosts
us-gaap:CounterpartyName, us-gaap:StatementGeographical
irwd:PatentProsecutionCosts

irwd:PaymentsForProceedsFromPurchasesOfPropertyAndEquipment

irwd:RestructuringReserveCharges
us-gaap:RestructuringCostAndReserve

irwd:StockIssuedDuringPeriodValueStockOptionsExercisedAndValueEmployeeStockPurchasePlan
us-gaap:StatementEquityComponents

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

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:Depreciation

us-gaap:FairValueAdjustmentOfWarrants

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings

us-gaap:GainLossOnDerivativeInstrumentsNetPretax

us-gaap:GainLossOnSaleOfPropertyPlantEquipment
us-gaap:RestructuringPlan
us-gaap:ImpairmentOfLongLivedAssetsHeldForUse

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInOtherCurrentLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncreaseDecreaseInReceivables
us-gaap:AwardType
us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InterestExpenseDebtExcludingAmortization
us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:InvestmentIncomeNet

us-gaap:LeaseCost

us-gaap:NetCashProvidedByUsedInFinancingActivitiesContinuingOperations

us-gaap:NetCashProvidedByUsedInInvestingActivitiesContinuingOperations

us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperations

us-gaap:OperatingLeaseCost
us-gaap:CounterpartyName

us-gaap:OperatingLeasePayments

us-gaap:OtherNonoperatingIncome

us-gaap:PaymentsForRestructuring
us-gaap:RestructuringCostAndReserve
us-gaap:CounterpartyName
us-gaap:ProceedsFromIssuanceOfPreferredStockAndPreferenceStock

us-gaap:ProceedsFromStockOptionsExercised
us-gaap:RestructuringPlan
us-gaap:RestructuringAndRelatedCostNumberOfPositionsEliminated

us-gaap:RestructuringCharges
us-gaap:RestructuringPlan

us-gaap:RestructuringReserveAccrualAdjustment1
us-gaap:RestructuringCostAndReserve
us-gaap:RestructuringPlan

us-gaap:RestructuringSettlementAndImpairmentProvisions

us-gaap:ShortTermLeaseCost

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:SubleaseIncome
us-gaap:ValuationAllowanceByDeferredTaxAsset
us-gaap:ValuationAllowanceDeferredTaxAssetChangeInAmount

irwd:AccountsReceivableNetOfAccountsPayableCurrentAndNoncurrent

irwd:AccruedExpensesAndOtherLiabilitiesCurrent

irwd:AccruedResearchAndDevelopmentExpenseCurrent
us-gaap:CounterpartyName, us-gaap:ProductOrService
irwd:CollaborativeArrangementTotalAnnualServiceFeesDue
irwd:AchievementOfMilestone
irwd:ContingentSalesRelatedMilestoneReceivable
us-gaap:CounterpartyName

irwd:DeferredTaxAssetsCapitalizedResearchAndDevelopment

irwd:DeferredTaxAssetsCollaborationAgreement

irwd:DeferredTaxAssetsConvertibleSeniorNotes

irwd:DeferredTaxAssetsInterestExpense

irwd:DeferredTaxAssetsNetIncludingValuationAllowances

irwd:DeferredTaxAssetsOperatingLeases

irwd:DeferredTaxLiabilitiesConvertibleSeniorNotes2024

irwd:DeferredTaxLiabilitiesConvertibleSeniorNotes2026

irwd:DeferredTaxLiabilitiesOperatingLeaseRightOfUseAssets
us-gaap:CounterpartyName
irwd:LicenseFeesAndMilestonePaymentReceivedCumulative

irwd:LongTermDebtMaturitiesInterestPayments
us-gaap:CounterpartyName
irwd:OperatingLeaseLiabilityNetOfTenantImprovementAllowanceIncentive
us-gaap:IncomeTaxAuthority
irwd:OperatingLossCarryforwardsIndefinite
us-gaap:IncomeTaxAuthority
irwd:OperatingLossCarryforwardsSubjectToExpiration

irwd:OtherAccruedLiabilitiesCurrentCorporateDevelopmentProjects

irwd:OtherAccruedLiabilitiesCurrentSalesAndMarketing

irwd:OtherAccruedLiabilitiesCurrentUninvoicedVendorLiabilities
us-gaap:CashAndCashEquivalents, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
irwd:RestrictedCashEquivalentsFairValueDisclosure
us-gaap:CashAndCashEquivalents, us-gaap:FairValueByMeasurementFrequency

irwd:ThresholdPercentageOfCollateralizedValue
us-gaap:CounterpartyName
us-gaap:AccountsPayableCurrentAndNoncurrent
us-gaap:CounterpartyName, us-gaap:ProductOrService

us-gaap:AccountsPayableRelatedPartiesCurrent
us-gaap:CounterpartyName, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:AccountsReceivableNet
us-gaap:CounterpartyName, us-gaap:ProductOrService
us-gaap:ProductOrService

us-gaap:AccountsReceivableNetNoncurrent

us-gaap:AccruedBonusesCurrent

us-gaap:AccruedProfessionalFeesCurrent

us-gaap:AccruedSalariesCurrent

us-gaap:AccruedVacationCurrent
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:AssetsFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency
us-gaap:CashAndCashEquivalents, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:CashAndCashEquivalents, us-gaap:FairValueByMeasurementFrequency

us-gaap:CashEquivalentsAtCarryingValue
us-gaap:ClassOfWarrantOrRight
us-gaap:ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1

us-gaap:ConvertibleDebtCurrent

us-gaap:ConvertibleDebtNoncurrent

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:LongtermDebtType
us-gaap:DerivativeInstrumentRisk
us-gaap:DebtInstrumentConvertibleConversionPrice1
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentFaceAmount
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentInterestRateEffectivePercentage

us-gaap:DebtInstrumentUnamortizedDiscount
us-gaap:LongtermDebtType

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals
us-gaap:MeasurementInputType
us-gaap:DerivativeAssetMeasurementInput
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeAssets
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeLiabilities
us-gaap:FairValueByMeasurementFrequency
us-gaap:MeasurementInputType
us-gaap:DerivativeLiabilityMeasurementInput
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue
us-gaap:FairValueByLiabilityClass

us-gaap:HedgingAssetsCurrent

us-gaap:HedgingAssetsNoncurrent

us-gaap:HedgingLiabilitiesNoncurrent

us-gaap:InterestPayableCurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:LiabilitiesFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation
us-gaap:DebtInstrument, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:LongtermDebtType
us-gaap:LongTermDebtFairValue

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent
us-gaap:CounterpartyName
us-gaap:IncomeTaxAuthority
us-gaap:OperatingLossCarryforwards

us-gaap:OtherEmployeeRelatedLiabilitiesCurrent

us-gaap:RestrictedCash

us-gaap:RestrictedCashCurrent

us-gaap:RestrictedCashNoncurrent
us-gaap:Range, us-gaap:RestructuringPlan
us-gaap:RestructuringAndRelatedCostExpectedCost1

us-gaap:RestructuringReserve
us-gaap:RestructuringCostAndReserve
us-gaap:RestructuringCostAndReserve, us-gaap:RestructuringPlan

us-gaap:RestructuringReserveCurrent
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:StockRepurchaseProgramAuthorizedAmount1
us-gaap:SubsequentEventType

us-gaap:TaxCreditCarryforwardAmount

us-gaap:UnamortizedDebtIssuanceExpense
us-gaap:LongtermDebtType

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

Plots across concepts


IncomeStatement
Income Loss From Continuing Operations 
Before Income Taxes Extraordinary Items Noncontrolling Interest
Expenses
Income Tax Expense Benefit
Balance Sheet
Operating Lease Right Of Use Asset
Assets
Property Plant And Equipment Net
Current Assets
Prepaid Expense And Other Assets Current
NonCurrent Assets
Other Assets Noncurrent
PropertyPlantAndEquipmentNet
Property Plant And Equipment Net
Liabilities
Operating Lease Liability
Current Liabilities
Accrued Income Taxes Current
Noncurrent Liabilities
Other Liabilities Noncurrent
Stockholders Equity
Retained Earnings Accumulated Deficit
CashFlow
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInOperatingActivities
Gain Loss On Sale Of Property Plant Equipment
Shares
Weighted Average Number Of Shares Outstanding Basic
OperatingLeaseLiability
Operating Lease Liability Current
NonoperatingIncomeExpense
Nonoperating Income Expense
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Remainder Of Fiscal Year

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 █▇▆▆▆▅▄▃▃▃▁0.1630.1620.1610.160.160.1590.1580.1570.1560.1560.154NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁163.495162.347NA0.1602810.159920.15997NA0.1568360.1558490.154956NANANANANANANANANANANANANANANANANANANANANA120.768893NANANA114.337327107.07815103.75106NA100.174199.67496999.075187NA97.92565797.64233NA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁161.948160.967NA0.1598460.1594070.158374NA0.1564360.1558490.154956NANANANANANANANANANANANANANANANANANANANANA120.768893NANANA107.266823107.07815103.75106NA100.174199.67496999.075187NA97.92565797.64233NA
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount ▁█56.63757.522NANA61.99867.926NANANA68.378NANANA66.734NANANA65.081NANANA64.33NANANA21.63NANANA21.921NA20.295063NA20.906049NA9.044014NA18.771592NA16.043005NA16.290882NANANANA
us-gaap:EarningsPerShareBasic █▃▃▂▂▂▃▂▂▁2.420.250.270.220.160.020.310.130.08-0.38NANANANANANANANANANANANANANANANANANANANA-0.43-0.51-0.57-0.87-0.410.44-0.38-0.34-0.07-0.21-0.19-0.19NANA-0.18NA
us-gaap:EarningsPerShareDiluted █▃▃▂▂▂▃▂▂▁2.390.250.270.210.160.020.30.130.08-0.38NANANANANANANANANANANANANANANANANANANANA-0.43-0.51-0.57-0.87-0.410.42-0.38-0.34-0.07-0.21-0.19-0.19NANA-0.18NA
us-gaap:IncomeLossFromContinuingOperationsPerBasicShare NANA2.7e-072.2e-07NANA3.1e-071.3e-078e-08-1.4e-07NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA-1.9e-07NANANA-1.8e-07NA
us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare NANA2.7e-072.1e-07NANA3e-071.3e-078e-08-1.4e-07NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA-1.9e-07NANANA-1.8e-07NA
  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 _ _█▇█▇▇▆██▇▄▆▁▅▅▇▅▅▅▆▅▆▆▆▅▅▅▅▅▄▅▅▄▄▃▅▇▅▅▆▅▅▅65.09845.39851.38445.61632.71313.22749.59365.88721.577-54.3725.995-169.099-39.92-35.86822.765-19.434-41.011-39.705-6.3-28.287-15.315-1.968-5.827-26.185-42.009-28.067-33.125-36.739-55.119-44.387-46.738-56.551-59.88-88.833-43.947.608-40.834-35.636-7.032-21.616-18.952-18.542NANANANA
  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:AllocatedShareBasedCompensationExpense ▂▃▅▄▄▃▃▃▃█▆▇▆▅▄▄▅▄▄▃▄▃▃▃▃▃▄▃▃▃▂▂▂▂▂▂▂▂▁▁▁▁4.5895.39610.0087.7127.0916.3645.4865.526.33714.98811.71413.02510.7529.0438.7048.6979.147.2797.3836.9338.0976.8066.56.646.9035.4268.5625.5366.0126.0744.5385.1994.8175.2754.6615.1354.0563.7213.2212.8622.9512.698NANANANA
us-gaap:ComprehensiveIncomeNetOfTax █▄▄▃▃▃▄▃▃▂▃▁▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▂▃▃▂▂▂▃▄▃▃▃▃▃▃391.30339.92643.2040.025.2043.34547.85820.64812.283-59.284-15.484-174.316-49.333-43.15612.012-32.279-44.207-52.535-13.573-33.182-21.692-13.182-14.171-47.364-48.001-33.2-37.691-41.966-60.342-49.64-52.003-61.755-65.162-93.895-43.85747.651-40.815-35.604-6.974-20.68-18.843-18.35NANANANA
us-gaap:CostOfGoodsAndServicesSold NANA0.8970.00.02.23911.0130.50611.3131.04321.4634.6164.0652.6078.9846.083.5020.531NANANANA0.0-8.158.150.01213.1410.010.5181.9240.5332.0213.4181.231NANANANANANANANANANANANA
us-gaap:CostOfRevenue NANA0.8970.00.02.23911.0130.50611.3131.04321.4634.6164.0652.6078.9846.083.5020.531NANANANA0.0-8.158.150.01213.1410.010.5181.9240.5332.0213.4181.231NANANANANANANANANANANANA
us-gaap:CostsAndExpenses ▁▁▂▂▂▂▃▂▃▄▄█▄▄▂▄▄▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▃▂▂▂▂▁▁▁▁38.93343.44765.29657.85256.71966.71676.70965.2880.638123.102124.697234.785121.026105.02371.443106.259106.08891.87193.75994.39369.66568.0159.13465.75769.75356.99971.19853.65761.95958.99251.76961.48369.54392.08870.8848.80555.43847.88439.18633.83430.21428.779NANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest █▆▇▅▄▁▇▃54.37240.35844.535.81225.2043.34547.85820.648NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest NANA43.20434.42325.2043.34547.85820.64812.283-21.8468.373-151.823-24.137-26.559NANANANANANANANANANANANANANANANANANANANA-43.85547.635-40.803-35.601-6.974-20.633-18.844-18.401-11.651-13.114-17.165-14.481
us-gaap:IncomeTaxExpenseBenefit ▁███-336.9310.4321.2961.389NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA0.00.003NANA0.0-2.944NANA
us-gaap:InterestExpense ▆▆▆▆▆▆▆█▇▇▇▇▇▇▇▇▇▇▇█████▅▄▅▅▅▅▅▅▅▄▁▁▁▁▁▁▁▁▁▁▁7.7327.6267.5217.4197.3187.227.12310.4579.439.5929.5869.4829.3839.2739.2069.1359.0468.9839.6549.7659.8279.9079.98110.0215.8745.225.265.325.3035.2835.2985.2655.3185.1210.0180.0140.0130.0140.0140.0160.0170.0160.0180.0810.044NA
us-gaap:InterestExpenseDebt █▁7.7327.626NANA7.3187.22NANANANANANANANANANANANANANANANANA5.026NANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss █▄▄▄▃▃▄▃▃▂▃▁▃▃▃▃▃▃▃▃▃▃391.30339.92643.20434.42325.2043.34547.85820.64812.283-59.284-15.493-174.351-49.38-43.14412.085-32.297-44.224-52.501-13.505-33.204-21.702-13.297NANANANANANANANANANANANANANANANANANA-18.844NANANA-17.136NA
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic █▁391.30339.926NANA25.2043.345NANANANANANANANANANANA-52.501-13.505-33.204-21.702-13.297-14.037-47.39-48.02-33.222-37.647-41.988-60.357-49.626-51.986-61.775-65.149-93.902-43.85547.635-40.803-35.601-6.974-20.633-18.844-18.401-11.651-8.27-17.136-15.924
us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted █▁391.30339.926NANA25.2043.345NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NonoperatingIncomeExpense ▆▇▇▆▇▆█▁▆▇▅▇▆▇▆▆▇▆▇▇▇▆▇▅▇▇▇▇▇▇▇▇▇▇████████████-10.726-5.04-6.884-9.804-7.509-9.882-1.735-45.239-9.294-4.912-21.488-5.252-9.46-7.276-10.68-12.863-3.213-12.796-7.205-4.917-6.387-11.329-8.21-21.205-6.011-5.155-4.522-5.249-5.238-5.239-5.248-5.224-5.269-5.0690.0450.0270.0310.0350.0580.9860.1080.1411.1440.1070.1450.015
us-gaap:OperatingIncomeLoss █▇█▇▇▆██▇▄▆▁▅▅▇▅▅▅▆▅▆▆▆▅▅▅▅▅▄▅▅▄▄▃▅▇▅▅▆▅▅▅▆▆▆65.09845.39851.38445.61632.71313.22749.59365.88721.577-54.3725.995-169.099-39.92-35.86822.765-19.434-41.011-39.705-6.3-28.287-15.315-1.968-5.827-26.185-42.009-28.067-33.125-36.739-55.119-44.387-46.738-56.551-59.88-88.833-43.947.608-40.834-35.636-7.032-21.616-18.952-18.542-12.795-16.165-17.31NA
us-gaap:ProfitLoss █▄▄▄▃▃▄▃▃▂▃▁▃▃▃▃▃▃▃▃391.30339.92643.20434.42325.2043.34547.85820.64812.283-59.284-15.493-174.351-49.38-43.14412.085-32.297-44.224-52.501-13.505-33.204NANANANANANANANANANANA-61.775NANA-43.85547.635NANA-6.974-20.633-18.844-18.401-11.651-6.747-17.209-16.253
us-gaap:ResearchAndDevelopmentExpense ▁▂▂▃▃▄▃▄▄█▆▇▅▅▆▅▅▅▅▅▄▄▄▃▄▃▄▃▃▄▃▃▃▄▄▃▄▄▃▃▂▂▃▂▂12.16315.48416.26721.69222.07628.02726.53727.55128.75853.9944.27246.79438.93236.50540.11737.06537.34433.70238.44237.52631.68231.84227.62725.8328.64826.64127.48225.12222.14227.14422.51623.01624.09332.75328.27323.45332.23829.5124.22422.90519.40919.55521.26618.74219.897NA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▇▆▇▆▆▅██▆▅█▄▅▅▆▆▄▄▆▄▄▄▄▃▂▂▃▂▁▂▁▁▁▁▂▆▂▁▃▁▁▁▂▁▁▁104.03188.845116.68103.46889.43279.943126.301131.167102.21568.73130.69265.68681.10669.15594.20886.82565.07752.16687.45966.10654.3566.04253.30739.57227.74428.93238.07316.9186.8414.6055.0314.9329.6633.25526.9896.41314.60412.24832.15412.21811.26210.23716.7729.0599.1888.838
us-gaap:Revenues ▇▆▇▆▆▅██▆▅█▄▅▅▆▆▄▄▆▄▄▄▄▃▂▂▃▂▁▂▁▁▁▁▂▆▂▁▃▁▁▁▂▁▁▁104.03188.845116.68103.46889.43279.943126.301131.167102.21568.73130.69265.68681.10669.15594.20886.82565.07752.16687.45966.10654.3566.04253.30739.57227.74428.93238.07316.9186.8414.6055.0314.9329.6633.25526.9896.41314.60412.24832.15412.21811.26210.23716.7729.0599.1888.838
us-gaap:SellingGeneralAndAdministrativeExpense ▂▃▃▄▃▄▄▄▅█▇▆█▇▇▇▇▆▆▅▄▄▃▃▃▃▃▃▃▃▃▃▃▃▃▂▂▁27.05227.65233.98234.92834.64336.4539.1940.91943.24664.74158.17955.24868.36361.92357.95361.77457.79255.60455.20844.98736.91836.16831.50730.43932.95530.34630.57528.53529.29929.92428.7230.26430.8733.37433.27422.84620.09916.319NANANANANANANANA
  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 █▄▄▃▃▃▃▂▂▂▂▃▅▄▄▅▅▅▅▆▅▄▅▅▅▂▂▂▂▃▂▂▃▂▁▁▁▁▁▁▁1007.218599.344559.238492.324443.538404.005402.748334.343315.721363.538332.05416.652618.218571.095605.674625.086705.079701.319709.821731.978700.208603.325619.121613.426653.941305.528333.513346.168371.064418.871278.962325.843384.031325.093229.907246.518208.663249.176208.977219.48249.727NA301.365NANANA
us-gaap:LiabilitiesAndStockholdersEquity █▄▄▃▃▃▃▂▂▂▂▃▅▄▄▅▅▅▅▆▅▄▅▅▅▂▂▂▂▃▂▂▃▂▁▁▁▁▁▁▁1007.218599.344559.238492.324443.538404.005402.748334.343315.721363.538332.05416.652618.218571.095605.674625.086705.079701.319709.821731.978700.208603.325619.121613.426653.941305.528333.513346.168371.064418.871278.962325.843384.031325.093229.907246.518208.663249.176208.977219.48249.727NA301.365NANANA
us-gaap:StockholdersEquity █▄▄▃▃▃▂▂▁▁▁▁▃▃▃▃▃▃▄▄▄▄▄▄▅▄▄▄▅▅▄▄▅▄▅▅▄▅▄511.756110.19262.645.904-36.852-71.557-93.251-153.047-219.367-237.179-196.371-197.295-43.951-18.0529.848-17.5794.8729.63766.71659.45881.38190.93595.125100.458140.28368.16288.552108.15141.831188.94338.22584.209139.41658.523144.052182.108128.781164.146109.856NANANA159.551NANANA
  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 █▇▆▅▄▄▃▂▂▂▃▂▃▃▃▃▄▄▄▄▄▆▆▆▇▃▃▃▃▄▂▃▄▃▁▂▁▂▁▁▂620.268538.246495.839433.317374.275333.943306.852257.638220.985201.832266.435248.548279.542275.727311.596314.053341.487357.853380.181382.804386.142495.701500.205505.779526.959263.876289.73304.081325.76371.305229.128275.826335.78275.634184.44202.347166.083206.265167.567178.766208.382NA259.075NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue █▇▆▅▄▄▃▃▂▂▃▃▃▃▂▃▃▂▁▃▅▅▄▄▄▁▂▁▂▄▂▃▄▂▃▂▂▂▂▂▁▁▁▁▁492.699438.469362.564307.555253.252231.143177.023139.23198.908119.045173.172141.562145.415144.788125.736162.64182.132133.31954.004182.937277.332280.926261.287248.077256.4563.69274.29751.26995.357205.12975.49144.452219.461105.302136.7125.86787.083131.61287.28268.8248.18546.21444.32158.69635.357NA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents █▇▆▅▄▄▃▂▂▂▃▂▂▂▂▃▃▂▁494.919440.689364.784309.775255.473233.364179.244147.878107.555126.721180.848149.238153.721151.844132.792169.697189.189141.56662.251NANANA270.034NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccountsReceivableNetCurrent ▇▆█▇▇▂▂▁▂▁▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁102.25287.152122.351113.25105.37917.70311.2792.01722.6043.29120.99110.1936.7484.9883.194.283.9751.1520.9331.1741.2720.9082.8842.571.0570.8620.010.38NA0.0130.5130.125NA0.0120.4570.1690.0220.1090.0740.0740.11NA0.019NANANA
us-gaap:PrepaidExpenseAndOtherAssetsCurrent ▅▄▃▄▅▄▄▄▃▃▄█▆▃▃▃▃▃▃▃▃▃▂▂▂▃▄▄▂▂▂▄▃▅▃▃▂▁▁▁▂12.3210.899.18910.77714.39410.44310.68511.8638.888.32711.06321.69916.6788.9247.2888.0748.2358.6649.039.2167.6227.7316.2936.5026.5959.21210.60311.3896.3385.2866.1689.7899.56513.8538.0267.8775.9644.0482.8992.8964.658NA5.32NANANA
  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:PropertyPlantAndEquipmentGross NANA20.734NANANA22.511NANANA82.498NANANA86.494NANANA82.7381.66178.82778.42177.68182.63283.0382.95182.80581.33380.82880.26579.06582.661NANA74.517NANANA59.38NANANA51.302NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType irwd:ComputerAndOfficeEquipmentNANA1.297NANANA1.293NANANA3.514NANANA2.835NANANA2.5534.334.136NA3.596NANANA5.1855.3195.2725.265.2026.766NANA6.476NANANA4.858NANANA3.198NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:EquipmentNANA1.898NANANA2.193NANANA17.856NANANA17.088NANANA15.02114.45914.1113.83113.68114.22914.91614.81915.12614.80914.5314.29414.03917.282NANA16.315NANANA13.544NANANA11.375NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:FurnitureAndFixturesNANA1.517NANANA1.508NANANA2.478NANANA2.318NANANA2.0782.0882.0622.0622.0622.0932.0932.0932.0932.3652.3652.3652.3652.449NANA2.449NANANA1.698NANANA1.481NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LeaseholdImprovementsNANA7.407NANANA7.318NANANA40.041NANANA38.084NANANA38.51338.47838.47838.46538.46538.47538.4738.56336.92836.92336.83136.82736.82736.805NANA36.77NANANA32.166NANANA29.248NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:SoftwareAndSoftwareDevelopmentCostsNANA8.615NANANA9.568NANANA13.477NANANA13.872NANANA12.94513.41613.31612.83912.71514.16814.12413.9813.92113.75612.37312.30712.35213.601NANA11.047NANANANANANANANANANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANA11.805NANANA10.082NANANA65.228NANANA69.22NANANA62.21862.81960.88858.97556.60659.44958.01355.47452.97950.91847.26844.74141.68945.43NANA36.98NANANA25.755NANANA16.933NANANA
us-gaap:PropertyPlantAndEquipmentNet ▁▁▂▂▂▂▂▂▁▄▃▃▃▃▃▃▄▄▄▄▄▄▄▅▅▆▆▆▇███▇███▇▇▇▇▇8.1058.5018.9299.32411.1912.16412.42911.3816.66519.01717.2716.16116.33516.84417.27417.17517.85418.63320.51218.84217.93919.44621.07523.18325.01727.47729.82630.41533.5635.52437.37637.23135.01336.137.53736.4734.85935.1433.62532.87533.484NA34.369NANANA
us-gaap:OperatingLeaseRightOfUseAsset ▁▁▁▁▁▁▁▁▂█15.97516.27916.57616.86817.15617.44717.74319.79325.56984.833NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent ▂▂▂▂▂▂▁▁▁▁▁▂▂▂▂▂▂▂▃▃▃▄▄▅▅██▅▅▆▆▆▇▇▁▁▁▁▁▁▁0.8790.9240.9430.8810.820.8380.0050.020.0260.0560.1140.7080.7710.8090.870.7990.7380.7831.4561.4121.8182.2432.6283.2233.5046.0285.813.5253.5973.8954.3114.6395.0915.2120.2830.0540.0740.1240.1380.1920.214NA0.274NANANA
  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:AccountsPayableCurrent ▁▁▁▁▁▂▂▂▃▄▆▄█▄▆0.4660.8420.6611.9722.1042.7813.9784.5057.87211.20318.1239.33223.78611.60915.958NANANA17.70219.7528.9994.7418.586NANA5.2279.7546.1033.3934.84410.1392.4366.5693.30314.2172.6526.9211.9966.4362.396.507NA4.302NANANA
us-gaap:AccruedIncomeTaxesCurrent NA0.3NA1.389NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ContractWithCustomerLiabilityCurrent NANANA0.8750.8750.8750.875NANANANA13.521NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LiabilitiesCurrent █▁▂▂▁▁▂▃▇▇▇▇▆▃▄▄▅▄▅▆▅▄▄▄▃▃▃▃▂▂▂▂▂▃▃▂▃▃▄▄▄134.3723.60332.17332.90126.69527.59540.92952.795110.861118.569119.524112.58294.98462.33666.02764.48979.97378.89391.13195.30590.99978.11376.46567.7862.09959.81360.54154.05741.62638.541.0439.70143.96662.68254.93835.57749.12152.28365.13470.84870.844NA64.426NANANA
us-gaap:LongTermDebtCurrent 120.7NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingLeaseLiabilityCurrent ▂▂▂▂▂▁▁▇██3.1613.1443.1283.1122.611.8761.1469.93411.90412.08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAccruedLiabilitiesCurrent ▁▁▁▂▁▂▅▄▇█▆▅▆▄▆▅▅▅▅▃▂▂▁2.1571.8782.0333.8722.6014.23310.0319.19115.02516.81712.41211.13412.418.68812.15710.17410.7110.4479.3515.3573.1053.2382.109NA3.9394.0994.6064.4824.6254.3773.2673.4383.1734.5935.5465.32NANA2.777NANANA3.039NANANA
  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 █▇▅▄▂▁442.007436.078430.256424.539418.924413.409NA402.675NANANANANANANANANANANANANANA220.62NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent ▂▂▂▁▁▁▁▁▃▃▂▂▄▄▄▇▇▇▇████1.4821.631.7630.5180.6020.7050.7340.4922.6262.7232.532.535.065.065.068.198.198.198.1910.1210.1210.1210.12NANANANANANANA1.6531.6531.6530.9090.992NANANANANANANANANANANA
us-gaap:OperatingLeaseLiabilityNoncurrent ▁▂▃▅▆▇█19.39419.86220.31820.76721.21121.64622.082NANA79.95NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo ▁▁██3.0653.0653.1293.129NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree ██▁▁3.1263.1263.0653.065NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour ██▁▁3.1893.1893.1263.126NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA14.85614.855NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  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 █▄▄▃▃▃▂▂▁▁▁▁▃▃▃▃▃▃▄▄▄▄▄▄▅▄▄▄▅▅▄▄▅▄▅▅▄▅▄511.756110.19262.645.904-36.852-71.557-93.251-153.047-219.367-237.179-196.371-197.295-43.951-18.0529.848-17.5794.8729.63766.71659.45881.38190.93595.125100.458140.28368.16288.552108.15141.831188.94338.22584.209139.41658.523144.052182.108128.781164.146109.856NANANA159.551NANANA
us-gaap:CommonStockValue █▇▆▆▆▅▄▃▃▃▁0.1630.1620.1610.160.160.1590.1580.1570.1560.1560.154NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AdditionalPaidInCapitalCommonStock ███████▇▇▇▇▇▇▇▆▆▆▆▆▆▆▆▆▆▆▅▅▄▄▄▃▃▃▂▂▂▂▂▁▁▁1546.421536.161528.5351515.0041506.6711497.1711478.8231466.8861421.2151413.0771394.6031378.1951357.2241333.7911318.5361303.1231293.2921273.8531258.3981237.5691226.3111214.1741205.1831196.3451188.8071068.6851055.8761037.7841029.5011016.271815.93809.911803.363657.32648.955643.154637.478632.029542.141538.241534.749NA526.991NANANA
us-gaap:RetainedEarningsAccumulatedDeficit ▄▂▂▂▂▁▁▁▁▁▁▁▂▃▃▃▃▃▄▄▄▄▄▄▄▅▅▅▅▆▆▆▇▇▇█▇████-1034.827-1426.13-1466.056-1509.26-1543.683-1568.887-1572.232-1620.09-1640.738-1650.412-1591.128-1575.635-1401.284-1351.904-1308.76-1320.845-1288.548-1244.324-1191.823-1178.318-1145.114-1123.412-1110.115-1096.078-1048.688-1000.668-967.446-929.799-887.811-827.454-777.828-725.842-664.067-598.918-505.016-461.161-508.796-467.993-432.392-425.418-404.785NA-367.54NANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue ▁█4.5895.396NA7.7127.0916.364NA5.526.33714.988NA12.65210.5689.062NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  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 ▆█▇▇▅▆▅▆▃▁▄▂▂▂▃▂▂▂▂▄48.56873.69451.51353.63220.08843.60327.5834.767-9.237-42.3859.273-26.578-22.691-30.886-9.214-31.242-31.261-27.846-18.686-0.645NANANANANA-35.784-22.784-38.68-36.21-57.894-42.078-57.954-80.14-93.183-22.45938.995-43.107-43.062-7.701-25.415NANA-0.646-22.776NANA
us-gaap:NetCashProvidedByUsedInInvestingActivities NANA-0.0280.0-0.376-1.438-2.661-3.077-2.429-2.97717.48814.28512.4444.653-33.85326.65970.59588.059-115.424-90.361NANANANANA19.76138.311-7.883-80.525-6.472-28.079-18.02253.183-108.51532.225-0.68-2.7551.28825.54345.485NANA-14.47146.696NANA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▅▅▅▄▅▇▅▆▃▂▅▆▇▅▅▁▆█▅▃5.6622.2113.5240.672.39711.9556.4478.633-7.5-8.7654.8497.8112.1285.2856.163-14.9099.47919.1025.177-3.389NANANANANA5.4187.5012.4756.963194.0051.1950.967141.116170.31.0670.4691.33386.1040.620.565NANA0.742-0.581NANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▇█▇▇▅▇▅▆▃▁▅▄▄▅▂▃▆█54.2375.90555.00954.30222.10954.1231.36640.323-19.166-54.12731.61-4.4831.87719.052-36.904-19.49247.62379.315NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  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 █▁0.4120.398NANA0.360.346NANANANANANANANANANANANANANANANANA0.137NANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncreaseDecreaseInInventories NANA0.00.0NANANA0.4510.4830.1520.093-0.2790.2240.7680.7350.0-1.01-0.071NANANANANANA0.0-0.0043.3020.048-1.5361.2641.5680.15-2.80813.0055.734NANANANANANANANANANANA
us-gaap:NetCashProvidedByUsedInOperatingActivities ▆█▇▇▅▆▅▆▃▁▄▂▂▂▃▂▂▂▂▄48.56873.69451.51353.63220.08843.60327.5834.767-9.237-42.3859.273-26.578-22.691-30.886-9.214-31.242-31.261-27.846-18.686-0.645NANANANANA-35.784-22.784-38.68-36.21-57.894-42.078-57.954-80.14-93.183-22.45938.995-43.107-43.062-7.701-25.415NANA-0.646-22.776NANA
us-gaap:NetIncomeLoss █▄▄▄▃▃▄▃▃▂▃▁▃▃▃▃▃▃▃▃▃▃391.30339.92643.20434.42325.2043.34547.85820.64812.283-59.284-15.493-174.351-49.38-43.14412.085-32.297-44.224-52.501-13.505-33.204-21.702-13.297NANANANANANANANANANANANANANANANANANA-18.844NANANA-17.136NA
us-gaap:ProfitLoss █▄▄▄▃▃▄▃▃▂▃▁▃▃▃▃▃▃▃▃391.30339.92643.20434.42325.2043.34547.85820.64812.283-59.284-15.493-174.351-49.38-43.14412.085-32.297-44.224-52.501-13.505-33.204NANANANANANANANANANANA-61.775NANA-43.85547.635NANA-6.974-20.633-18.844-18.401-11.651-6.747-17.209-16.253
us-gaap:ShareBasedCompensation ▂▃▅▄▄▃▃▃▃█▆▇▆▅▅▅▅▄▄▄▄▄▃▄▄▃▅▃▃▃▂▃▃▃▂▃▂▂▂▂▂▁▁▁4.5895.39610.0087.7127.0916.3645.4865.5215.28314.98811.21512.96810.7519.0438.7048.6979.147.2797.3836.9338.0976.8066.56.646.9035.4268.5625.5366.0126.0744.5385.1994.8175.2754.6615.1354.0563.7213.2212.8622.9512.6982.361.883NANA
  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 NANA-0.0280.0-0.376-1.438-2.661-3.077-2.429-2.97717.48814.28512.4444.653-33.85326.65970.59588.059-115.424-90.361NANANANANA19.76138.311-7.883-80.525-6.472-28.079-18.02253.183-108.51532.225-0.68-2.7551.28825.54345.485NANA-14.47146.696NANA
  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 ▅▅▅▄▅▇▅▆▃▂▅▆▇▅▅▁▆█▅▃5.6622.2113.5240.672.39711.9556.4478.633-7.5-8.7654.8497.8112.1285.2856.163-14.9099.47919.1025.177-3.389NANANANANA5.4187.5012.4756.963194.0051.1950.967141.116170.31.0670.4691.33386.1040.620.565NANA0.742-0.581NANA
  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 End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value163000.0162000.0161000.0160000.0160000.0159000.0158000.0157000.0156000.0156000.0154000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312013-09-302012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value1631620.1602810.159920.159970.1568360.1558490.15495612011410710310099999797
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312013-09-302012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value1611600.1598460.1594070.1583740.1564360.1558490.15495612010710710310099999797
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount


Antidilutive
Period End2021-06-302021-03-312020-06-302020-03-312019-03-312018-03-312017-03-312016-03-312015-03-312014-03-312013-09-302013-03-312012-09-302012-03-312011-09-302011-03-31
Value5657616768666564212120209.044014181616
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

irwd:ConvertibleSeniorNotes2.25PercentDue2022


Antidilutive
Period End2021-06-302021-03-312020-06-302020-03-312019-03-312016-03-31
Value8.3188.3188.3188.3182020
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount14.714.513.412.229.631.5

irwd:NoteHedgeWarrants


Antidilutive
Period End2021-06-302021-03-312020-06-302020-03-312019-03-312018-03-312017-03-312016-03-31
Value8.3188.3188.3188.31820202020
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount14.714.513.412.229.630.331.131.5

irwd:PerformanceBasedRestrictedStockUnits


Antidilutive
Period End2021-06-302021-03-312020-03-31
Value0.6190.020.543
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount1.10.00.8

irwd:TimeBasedRestrictedStockUnits


Antidilutive
Period End2021-06-302021-03-312020-06-302020-03-31
Value0.0840.4073.1344.945
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount0.10.75.17.3

us-gaap:EmployeeStockOption


Antidilutive
Period End2021-06-302021-03-312020-06-302020-03-312019-03-31
Value9.4310121524
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount16.618.419.923.035.2

us-gaap:RestrictedStock


Antidilutive
Period End2021-03-312015-03-31
Value0.0250.491
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount0.02.3

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-06-30
Value2.420.250.270.220.160.020.310.130.08-0.38-0.43-0.51-0.57-0.87-0.410.44-0.38-0.34-0.07-0.21-0.19-0.19-0.18
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-06-30
Value2.390.250.270.210.160.020.30.130.08-0.38-0.43-0.51-0.57-0.87-0.410.42-0.38-0.34-0.07-0.21-0.19-0.19-0.18
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Basic Share

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare


Income
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312011-06-302010-06-30
Value0.270.220.310.130.08-0.14-0.19-0.18
Percentage of IncomeLossFromContinuingOperationsPerBasicShare100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Diluted Share

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare


Income
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312011-06-302010-06-30
Value0.270.210.30.130.08-0.14-0.19-0.18
Percentage of IncomeLossFromContinuingOperationsPerDilutedShare100.0100.0100.0100.0100.0100.0100.0100.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense


Allocated
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
Value4.5895.396107.7127.0916.3645.4865.526.337141113109.0438.7048.6979.147.2797.3836.9338.0976.8066.56.646.9035.4268.5625.5366.0126.0744.5385.1994.8175.2754.6615.1354.0563.7213.2212.8622.9512.698
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.46.18.67.57.98.04.34.26.221.89.019.813.313.19.210.014.014.08.410.514.910.312.216.824.918.822.532.787.941.690.2105.449.8162.117.35.327.830.410.023.426.226.4

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:AwardType

us-gaap:EmployeeStock


Allocated
Period End2020-12-312020-09-302019-06-302012-12-312012-09-302011-12-312011-09-30
Value0.4220.30.30.0910.1080.050.067
Percentage of AllocatedShareBasedCompensationExpense4.23.94.72.02.11.62.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.30.30.30.10.20.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:EmployeeStock0.00.00.00.00.00.00.0

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation

us-gaap:ResearchAndDevelopmentExpense


Allocated
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
Value1.1341.2431.2681.51.4051.3961.0371.2081.1793.9723.9043.8233.83.3223.3293.2463.5682.6252.9462.6343.2652.4992.6582.6622.6912.0542.372.1512.2712.691.9042.3492.7012.2242.4042.648
Percentage of AllocatedShareBasedCompensationExpense24.723.012.719.519.821.918.921.918.626.533.329.435.336.738.237.339.036.139.938.040.336.740.940.139.037.927.738.937.844.342.045.256.142.251.651.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.11.41.11.41.61.70.80.91.25.83.05.84.74.83.53.75.55.03.44.06.03.85.06.79.77.16.212.733.218.437.847.628.068.38.92.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ResearchAndDevelopmentExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RestructuringCharges


Allocated
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.00.110.00.00.1370.5170.0761.5590.4130.195
Percentage of AllocatedShareBasedCompensationExpense0.02.00.00.02.23.40.612.03.82.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.10.00.00.10.80.12.40.50.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RestructuringCharges0.00.00.00.00.00.00.00.00.00.0

us-gaap:SellingGeneralAndAdministrativeExpenses


Allocated
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
Value3.4554.0436.9596.2125.6864.9684.4494.3125.021107.7347.6436.5395.7215.3755.4515.5724.6544.4374.2994.8324.3073.8423.9784.2123.3726.1923.3853.7413.3842.6342.852.1163.0512.2572.487
Percentage of AllocatedShareBasedCompensationExpense75.374.969.580.580.278.181.178.179.270.066.058.760.863.361.862.761.063.960.162.059.763.359.159.961.062.172.361.162.255.758.054.843.957.848.448.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.34.66.06.06.46.23.53.34.915.35.911.68.18.35.76.38.68.95.16.58.96.57.210.115.211.716.320.054.723.252.457.821.993.78.42.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:SellingGeneralAndAdministrativeExpenses0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:RestructuringPlan

irwd:ReductionInWorkforceFebruary72019


Allocated
Period End2020-09-302019-06-302019-03-31
Value0.70.70.5
Percentage of AllocatedShareBasedCompensationExpense9.111.03.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.70.70.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:ReductionInWorkforceFebruary720190.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value39139430.0253.345472012-59.284-15.484-174.316-49.333-43.15612-32.279-44.207-52.535-13.573-33.182-21.692-13.182-14.171-47.364-48.001-33.2-37.691-41.966-60.342-49.64-52.003-61.755-65.162-93.895-43.85747-40.815-35.604-6.974-20.68-18.843-18.35
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax376.144.937.00.028.24.237.915.712.0-86.3-11.8-265.4-60.8-62.412.8-37.2-67.9-100.7-15.5-50.2-39.9-20.0-26.6-119.7-173.0-114.8-99.0-248.1-882.2-339.9-1033.7-1252.1-674.3-2884.6-162.649.4-279.5-290.7-21.7-169.3-167.3-179.3

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold


Cost
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value0.8970.00.02.239110.506111.043214.6164.0652.6078.9846.083.5020.5310.0-8.158.150.012130.0101.9240.5332.0213.4181.231
Percentage of CostOfGoodsAndServicesSold100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.80.00.02.88.70.411.11.516.47.05.03.89.57.05.41.00.0-20.629.40.034.50.0153.813.210.641.035.437.8

Cost Of Revenue

us-gaap:CostOfRevenue

us-gaap:CostOfRevenue


Cost
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value0.8970.00.02.239110.506111.043214.6164.0652.6078.9846.083.5020.5310.0-8.158.150.012130.0101.9240.5332.0213.4181.231
Percentage of CostOfRevenue100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.80.00.02.88.70.411.11.516.47.05.03.89.57.05.41.00.0-20.629.40.034.50.0153.813.210.641.035.437.8

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value3843655756667665801231242341211057110610691939469685965695671536158516169927048554739333028
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax37.448.956.055.963.483.560.749.878.9179.195.4357.4149.2151.975.8122.4163.0176.1107.2142.8128.2103.0110.9166.2251.4197.0187.0317.2905.8403.91029.01246.6719.72829.1262.750.6379.6391.0121.9276.9268.3281.1

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value54404435253.3454720
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax52.345.438.134.628.24.237.915.7

Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest


Income
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value4334253.345472012-21.8468.373-151.823-24.137-26.559-43.85547-40.803-35.601-6.974-20.633-18.844-18.401-11.651-13.114-17.165-14.481
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax37.033.328.24.237.915.712.0-31.86.4-231.1-29.8-38.4-162.549.4-279.4-290.7-21.7-168.9-167.3-179.7-69.5-144.8-186.8-163.8

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302011-12-312011-09-302010-12-312010-09-30
Value-336930000.0432000.01296000.01389000.003000.00-2944000.0
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.00.0100.00.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-323.90.51.11.30.00.00.0-32.5

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value7.7327.6267.5217.4197.3187.227.123109.439.5929.5869.4829.3839.2739.2069.1359.0468.9839.6549.7659.8279.9079.981105.8745.225.265.325.3035.2835.2985.2655.3185.1210.0180.0140.0130.0140.0140.0160.0170.0160.0180.0810.044
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.48.66.47.28.29.05.68.09.214.07.314.411.613.49.810.513.917.211.014.818.115.018.725.321.218.013.831.477.536.2105.3106.855.0157.30.10.00.10.10.00.10.20.20.10.90.5

Interest Expense Debt

us-gaap:InterestExpenseDebt

us-gaap:InterestExpenseDebt


Interest
Period End2021-06-302021-03-312020-06-302020-03-312015-09-30
Value7.7327.6267.3187.225.026
Percentage of InterestExpenseDebt100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.48.68.29.012.7

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

irwd:ConvertibleSeniorNotes2.25PercentDue2022, us-gaap:ConvertibleNotesPayable


Interest
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value7.5217.4197.3187.227.1226.5416.3366.2356.1346.0385.9415.8485.7575.6685.5815.4965.4135.3325.2535.1765.15.0270.81
Percentage of InterestExpenseDebt0.00.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0100.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.47.28.29.05.65.06.29.14.79.27.38.56.16.58.610.56.28.19.77.89.612.72.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:ConvertibleSeniorNotes2.25PercentDue2022 us-gaap:ConvertibleNotesPayable0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312011-06-302010-06-30
Value391394334253.345472012-59.284-15.493-174.351-49.38-43.14412-32.297-44.224-52.501-13.505-33.204-21.702-13.297-18.844-17.136
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax376.144.937.033.328.24.237.915.712.0-86.3-11.9-265.4-60.9-62.412.8-37.2-68.0-100.6-15.4-50.2-39.9-20.1-167.3-186.5

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value3913934253.3452012-59.284-174.351-49.38-43.144
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax376.144.933.328.24.215.712.0-86.3-265.4-60.9-62.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic


Net
Period End2021-06-302021-03-312020-06-302020-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value39139253.345-52.501-13.505-33.204-21.702-13.297-14.037-47.39-48.02-33.222-37.647-41.988-60.357-49.626-51.986-61.775-65.149-93.902-43.85547-40.803-35.601-6.974-20.633-18.844-18.401-11.651-8.27-17.136-15.924
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax376.144.928.24.2-100.6-15.4-50.2-39.9-20.1-26.3-119.8-173.1-114.8-98.9-248.2-882.4-339.8-1033.3-1252.5-674.2-2884.9-162.549.4-279.4-290.7-21.7-168.9-167.3-179.7-69.5-91.3-186.5-180.2

Net Income Loss Available To Common Stockholders Diluted

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted


Net
Period End2021-06-302021-03-312020-06-302020-03-31
Value39139253.345
Percentage of NetIncomeLossAvailableToCommonStockholdersDiluted100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax376.144.928.24.2

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense


Nonoperating
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-10726000.0-5040000.0-6884000.0-9804000.0-7509000.0-9882000.0-1735000.0-45239000.0-9294000.0-4912000.0-21488000.0-5252000.0-9460000.0-7276000.0-10680000.0-12863000.0-3213000.0-12796000.0-7205000.0-4917000.0-6387000.0-11329000.0-8210000.0-21205000.0-6011000.0-5155000.0-4522000.0-5249000.0-5238000.0-5239000.0-5248000.0-5224000.0-5269000.0-5069000.045000.027000.031000.035000.058000.0986000.0108000.0141000.01144000.0107000.0145000.015000.0
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-10.3-5.7-5.9-9.5-8.4-12.4-1.4-34.5-9.1-7.1-16.4-8.0-11.7-10.5-11.3-14.8-4.9-24.5-8.2-7.4-11.8-17.2-15.4-53.6-21.7-17.8-11.9-31.0-76.6-35.9-104.3-105.9-54.5-155.70.20.00.20.30.28.11.01.46.81.21.60.2

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value654551453213496521-54.3725.995-169.099-39.92-35.86822-19.434-41.011-39.705-6.3-28.287-15.315-1.968-5.827-26.185-42.009-28.067-33.125-36.739-55.119-44.387-46.738-56.551-59.88-88.833-43.947-40.834-35.636-7.032-21.616-18.952-18.542-12.795-16.165-17.31
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax62.651.144.044.136.616.539.350.221.1-79.14.6-257.4-49.2-51.924.2-22.4-63.0-76.1-7.2-42.8-28.2-3.0-10.9-66.2-151.4-97.0-87.0-217.2-805.8-303.9-929.0-1146.6-619.7-2729.1-162.749.4-279.6-291.0-21.9-176.9-168.3-181.1-76.3-178.4-188.4

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302013-09-302012-12-312012-09-302011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value391394334253.345472012-59.284-15.493-174.351-49.38-43.14412-32.297-44.224-52.501-13.505-33.204-61.775-43.85547-6.974-20.633-18.844-18.401-11.651-6.747-17.209-16.253
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax376.144.937.033.328.24.237.915.712.0-86.3-11.9-265.4-60.9-62.412.8-37.2-68.0-100.6-15.4-50.2-1252.5-162.549.4-21.7-168.9-167.3-179.7-69.5-74.5-187.3-183.9

Research And Development Expense

us-gaap:ResearchAndDevelopmentExpense

us-gaap:ResearchAndDevelopmentExpense


Research
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
Value121516212228262728534446383640373733383731312725282627252227222324322823322924221919211819
Percentage of ResearchAndDevelopmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.717.413.921.024.735.121.021.028.178.633.971.248.052.842.642.757.464.644.056.858.348.251.865.3103.392.172.2148.5323.7185.9447.5466.7249.31006.2104.824.3220.7240.975.3187.5172.3191.0126.8206.9216.6

us-gaap:ResearchAndDevelopmentExpense us-gaap:CounterpartyName

irwd:AbbviePlc


Research
Period End2020-09-302020-06-30
Value1.60.5
Percentage of ResearchAndDevelopmentExpense7.42.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.50.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AbbviePlc0.00.0

us-gaap:ResearchAndDevelopmentExpense us-gaap:CounterpartyName, us-gaap:StatementGeographical

irwd:AbbviePlc, srt:NorthAmerica


Research
Period End2020-09-302020-06-302019-09-302019-06-30
Value4.06.29.19.6
Percentage of ResearchAndDevelopmentExpense18.428.133.033.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.96.96.99.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AbbviePlc srt:NorthAmerica0.00.00.00.0

us-gaap:ResearchAndDevelopmentExpense us-gaap:DisposalGroupClassification, us-gaap:RelatedPartyTransactionsByRelatedParty

irwd:DevelopmentAgreement, srt:AffiliatedEntity


Research
Period End2020-09-302019-09-30
Value0.41.4
Percentage of ResearchAndDevelopmentExpense1.85.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.41.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:DevelopmentAgreement srt:AffiliatedEntity0.00.0

us-gaap:ResearchAndDevelopmentExpense us-gaap:StatementGeographical

srt:NorthAmerica


Research
Period End2021-06-302021-03-312020-06-302020-03-31
Value1.81.86.26.6
Percentage of ResearchAndDevelopmentExpense14.811.628.123.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.72.06.98.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:NorthAmerica0.00.00.00.0

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
Value1048811610389791261311026813065816994866552876654665339272838166.84145.0314.9329.6633.2552696141232121110169.0599.1888.838
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:CounterpartyName, us-gaap:ProductOrService

irwd:AbbviePlc, irwd:ActivePharmaceuticalIngredient


Revenue
Period End2021-06-302021-03-31
Value0.0690.159
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AbbviePlc irwd:ActivePharmaceuticalIngredient100.0100.0

irwd:Alnylam, irwd:CollaborativeArrangementCoPromotionAgreement


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value0.5960.4561.1971.0991.0610.9451.2780.722
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.51.01.11.21.21.00.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.51.01.11.21.21.00.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:Alnylam irwd:CollaborativeArrangementCoPromotionAgreement100.0100.0100.0100.0100.0100.0100.0100.0

irwd:Alnylam, irwd:CollaborativeArrangementPromotionAgreement


Revenue
Period End2020-12-312020-09-302020-06-302020-03-312019-12-31
Value0.41.11.10.91.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.31.11.21.11.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.31.11.21.11.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:Alnylam irwd:CollaborativeArrangementPromotionAgreement100.0100.0100.0100.0100.0

irwd:Alnylam, us-gaap:LicenseAndService


Revenue
Period End2020-09-302020-06-302020-03-312019-09-30
Value0.90.90.90.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.91.01.10.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.91.01.10.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:Alnylam us-gaap:LicenseAndService100.0100.0100.0100.0

irwd:Alnylam, us-gaap:Royalty


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value0.60.50.30.20.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.60.30.20.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.60.30.20.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:Alnylam us-gaap:Royalty100.0100.0100.0100.0100.0

irwd:AstellasPharmaInc2009LicenseAgreementAmended2019, us-gaap:Royalty


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value0.60.50.50.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.60.60.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.60.60.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AstellasPharmaInc2009LicenseAgreementAmended2019 us-gaap:Royalty100.0100.0100.0100.0

irwd:AstraZeneca, irwd:ActivePharmaceuticalIngredient


Revenue
Period End2021-06-302021-03-312020-06-302020-03-312019-03-31
Value0.5760.0210.0095.4980.003
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.00.06.90.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.00.06.90.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AstraZeneca irwd:ActivePharmaceuticalIngredient100.0100.0100.0100.0100.0

irwd:AstraZeneca, irwd:CollaborativeArrangementCollaborationAndLicenseAgreements


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value0.20.210.1870.332
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.20.20.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.20.20.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AstraZeneca irwd:CollaborativeArrangementCollaborationAndLicenseAgreements100.0100.0100.0100.0

irwd:AstrazenecaLicenseAgreement, irwd:CollaborativeArrangementCollaborationAgreements


Revenue
Period End2021-01-31
Value32
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AstrazenecaLicenseAgreement irwd:CollaborativeArrangementCollaborationAgreements100.0

irwd:AstrazenecaLicenseAgreement, irwd:CollaborativeArrangementCollaborationAndLicenseAgreements


Revenue
Period End2021-03-312020-03-31
Value0.20.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AstrazenecaLicenseAgreement irwd:CollaborativeArrangementCollaborationAndLicenseAgreements100.0100.0

irwd:AstrazenecaLicenseAgreement, irwd:CollaborativeArrangementTransitionServicesAgreement


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value0.10.10.20.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.10.20.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.10.20.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AstrazenecaLicenseAgreement irwd:CollaborativeArrangementTransitionServicesAgreement100.0100.0100.0100.0

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

irwd:AbbviePlc, irwd:CollaborativeArrangementCollaborationAndLicenseAgreements, irwd:EuropeAndOther


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.5740.60.6030.510.440.6430.510.5260.262
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.70.50.50.50.80.40.40.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.70.50.50.50.80.40.40.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AbbviePlc irwd:CollaborativeArrangementCollaborationAndLicenseAgreements irwd:EuropeAndOther100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:AbbviePlc, irwd:CollaborativeArrangementCollaborationAndLicenseAgreements, srt:NorthAmerica


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value1018611110086711028575
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax97.197.495.497.697.289.780.964.973.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax97.197.495.497.697.289.780.964.973.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AbbviePlc irwd:CollaborativeArrangementCollaborationAndLicenseAgreements srt:NorthAmerica100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:AbbviePlc, irwd:CollaborativeArrangements, srt:NorthAmerica


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value1018611110086711028575
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax97.197.495.497.697.289.780.964.973.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax97.197.495.497.697.289.780.964.973.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AbbviePlc irwd:CollaborativeArrangements srt:NorthAmerica100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:AbbviePlc, irwd:CollaborativeArrangementsLinzess, srt:NorthAmerica


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value1008511010086711018474
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax96.496.794.996.996.789.080.464.573.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax96.496.794.996.996.789.080.464.573.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AbbviePlc irwd:CollaborativeArrangementsLinzess srt:NorthAmerica100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:AbbviePlc, us-gaap:Royalty, irwd:CanadaAndMexico


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.70.60.60.70.40.60.60.50.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.70.70.50.70.40.80.50.40.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.70.70.50.70.40.80.50.40.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AbbviePlc us-gaap:Royalty irwd:CanadaAndMexico100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:AbbviePlc, us-gaap:Royalty, srt:Europe


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.60.60.60.50.40.60.50.50.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.70.50.50.40.80.40.40.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.70.50.50.40.80.40.40.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AbbviePlc us-gaap:Royalty srt:Europe100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:AbbviePlc, us-gaap:Royalty, srt:NorthAmerica


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.7310.550.6050.7210.4230.550.6030.5420.525
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.70.60.50.70.50.70.50.40.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.70.60.50.70.50.70.50.40.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AbbviePlc us-gaap:Royalty srt:NorthAmerica100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:AstellasPharmaInc, irwd:CollaborativeArrangementCollaborationAndLicenseAgreements, country:JP


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-08-012019-09-30
Value0.570.4960.5120.5040.4790.0882010
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.50.60.50.60.60.17.70.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.50.60.50.60.60.10.07.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AstellasPharmaInc irwd:CollaborativeArrangementCollaborationAndLicenseAgreements country:JP100.0100.0100.0100.0100.0100.0100.0100.0

irwd:AstellasPharmaInc2009LicenseAgreementAmended2019, irwd:CollaborativeArrangementCollaborationAndLicenseAgreements, country:JP


Revenue
Period End2020-09-302019-09-30
Value0.510.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.57.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.57.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AstellasPharmaInc2009LicenseAgreementAmended2019 irwd:CollaborativeArrangementCollaborationAndLicenseAgreements country:JP100.0100.0

irwd:AstellasPharmaInc2009LicenseAgreementAmended2019, us-gaap:Royalty, country:JP


Revenue
Period End2020-09-30
Value0.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AstellasPharmaInc2009LicenseAgreementAmended2019 us-gaap:Royalty country:JP100.0

irwd:AstraZeneca, irwd:ActivePharmaceuticalIngredient, irwd:ChinaHongKongAndMacau


Revenue
Period End2020-09-302020-06-302020-03-312019-12-312019-09-30
Value0.00.0095.4982.3270.643
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.06.91.80.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.06.91.80.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AstraZeneca irwd:ActivePharmaceuticalIngredient irwd:ChinaHongKongAndMacau0.0100.0100.0100.0100.0

irwd:AstraZeneca, irwd:CollaborativeArrangementCollaborationAgreements, irwd:ChinaHongKongAndMacau


Revenue
Period End2020-09-302020-06-302020-03-312019-12-312019-09-30
Value3232320.232
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31.336.240.50.224.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31.336.240.50.224.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AstraZeneca irwd:CollaborativeArrangementCollaborationAgreements irwd:ChinaHongKongAndMacau100.0100.0100.0100.0100.0

irwd:AstraZeneca, irwd:CollaborativeArrangementCollaborationAndLicenseAgreements, irwd:ChinaHongKongAndMacau


Revenue
Period End2020-09-302020-06-302020-03-312019-12-312019-09-30
Value0.1310.1870.3320.22732
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.20.40.224.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.20.40.224.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AstraZeneca irwd:CollaborativeArrangementCollaborationAndLicenseAgreements irwd:ChinaHongKongAndMacau100.0100.0100.0100.0100.0

irwd:AstrazenecaServiceAgreement, irwd:CollaborativeArrangementCollaborationAgreements, irwd:ChinaHongKongAndMacau


Revenue
Period End2020-09-302020-06-302020-03-31
Value0.10.20.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.20.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.20.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AstrazenecaServiceAgreement irwd:CollaborativeArrangementCollaborationAgreements irwd:ChinaHongKongAndMacau100.0100.0100.0

irwd:AstrazenecaServiceAgreement, us-gaap:Royalty, irwd:ChinaHongKongAndMacau


Revenue
Period End2020-09-30
Value0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AstrazenecaServiceAgreement us-gaap:Royalty irwd:ChinaHongKongAndMacau0.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService

irwd:ActivePharmaceuticalIngredient


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
Value0.6450.182.4710.00.0095.498200.643242.57845108.8035.434149.4915.9720.012
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.22.10.00.06.916.30.524.43.835.115.610.97.915.110.99.20.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.22.10.00.06.916.30.524.43.835.115.610.97.915.110.99.20.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:ActivePharmaceuticalIngredient100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:CollaborativeArrangementOtherAgreements


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.4080.4040.4130.2630.3050.3540.2290.3460.3230.947-0.0470.4650.343
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.50.40.30.30.40.20.30.31.4-0.00.70.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.50.40.30.30.40.20.30.31.4-0.00.70.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:CollaborativeArrangementOtherAgreements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:CollaborativeArrangements


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
Value10388114103897410513077668454716378765851
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax99.499.897.9100.0100.093.183.799.575.696.264.582.587.891.283.288.390.199.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax99.499.897.9100.0100.093.183.799.575.696.264.582.587.891.283.288.390.199.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:CollaborativeArrangements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value1048811610389791261311026813065816994866552876654665339272838166.84145.0314.9329.6633.2552696141232121110169.0599.1888.838
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 End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value2727333434363940436458556861576157555544363631303230302829292830303333222016
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.031.129.133.838.745.631.031.242.394.244.584.184.389.561.571.188.8106.663.168.167.954.859.176.9118.8104.980.3168.7428.3204.9570.9613.6319.51025.3123.323.7137.6133.2

us-gaap:SellingGeneralAndAdministrativeExpense us-gaap:CounterpartyName, us-gaap:ProductOrService, us-gaap:StatementGeographical

irwd:AbbviePlc, irwd:CollaborativeArrangementsLinzess, country:US


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value7.57.005206.143.9368.6748.3599.12910
Percentage of SellingGeneralAndAdministrativeExpense27.725.360.517.611.423.821.322.324.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.27.917.65.94.410.96.67.010.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax irwd:AbbviePlc irwd:CollaborativeArrangementsLinzess country:US0.00.00.00.00.00.00.00.00.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1007599559492443404402334315363332416618571605625705701709731700603619613653305333346371418278325384325229246208249208219249301
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1007599559492443404402334315363332416618571605625705701709731700603619613653305333346371418278325384325229246208249208219249301
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value511110625.904-36.852-71.557-93.251-153.047-219.367-237.179-196.371-197.295-43.951-18.0529.848-17.5794.872966598190951001406888108141188388413958144182128164109159
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets50.818.411.21.2-8.3-17.7-23.2-45.8-69.5-65.2-59.1-47.4-7.1-3.21.6-2.80.74.29.48.111.615.115.416.421.522.326.631.238.245.113.725.836.318.062.773.961.765.952.652.9

us-gaap:StockholdersEquity us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock


Stockholders
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value0.1610.1590.1580.1570.1560.1560.1540.140.1390.1380.1370.1330.1270.1250.1030.0780.0620.048
Percentage of StockholdersEquity0.3-0.2-0.2-0.1-0.1-0.1-0.1-0.1-0.3-0.81.40.20.10.10.30.10.10.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value154615361528151515061497147814661421141313941378135713331318125812051055815648542526
Percentage of StockholdersEquity302.21394.12440.225660.6-4088.4-2092.3-1585.9-958.5-647.9-595.8-710.2-698.5-3088.0-7388.613388.91886.21266.91192.42134.5450.5493.5330.3
Percentage of Assets153.5256.3273.3307.7339.7370.6367.2438.7450.1388.7420.0330.8219.5233.5217.7177.3194.7316.6292.5282.3259.4174.9
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.1630.1620.1610.160.160.1590.1580.1570.1560.1560.154
Percentage of StockholdersEquity0.00.10.32.7-0.4-0.2-0.2-0.1-0.1-0.1-0.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value-1034.827-1426.13-1466.056-1509.26-1543.683-1568.887-1572.232-1620.09-1640.738-1650.412-1591.128-1575.635-1401.284-1351.904-1308.76-1191.823-1110.115-967.446-777.828-505.016-432.392-367.54
Percentage of StockholdersEquity-202.2-1294.2-2340.4-25563.34188.92192.51686.01058.6747.9695.9810.3798.63188.37488.9-13289.6-1786.4-1167.0-1092.5-2034.9-350.6-393.6-230.4
Percentage of Assets-102.7-237.9-262.2-306.6-348.0-388.3-390.4-484.6-519.7-454.0-479.2-378.2-226.7-236.7-216.1-167.9-179.3-290.1-278.8-219.7-206.9-122.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value620538495433374333306257220201266248279275311314341357380382386495500505526263289304325371229275335275184202166206167178208259
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets61.689.888.788.084.482.776.277.170.055.580.259.745.248.351.450.248.451.053.652.355.182.280.882.580.686.486.987.887.888.682.184.687.484.880.282.179.682.880.281.483.486.0

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value49243836230725323117713998119173141145144125162182133541822772802612482566374519520575144219105136125871318768484644583512266
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets48.973.264.862.557.157.244.041.631.332.752.234.023.525.420.826.025.819.07.625.039.646.642.240.439.220.822.314.825.749.027.144.357.132.459.551.141.752.841.831.419.30.014.70.00.00.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value49444036430925523317914710712618014915315113216918914162270
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets49.173.565.262.957.657.844.544.234.134.954.535.824.926.621.927.126.820.28.843.6

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1028712211310517112.017223.29120106.7484.9883.194.283.9751.1520.9331.1741.2720.9082.8842.571.0570.8620.010.380.0130.5130.1250.0120.4570.1690.0220.1090.0740.0740.110.019
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.214.521.923.023.84.42.80.67.20.96.32.41.10.90.50.70.60.20.10.20.20.20.50.40.20.30.00.10.00.20.00.00.20.10.00.00.00.00.00.0

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value12109.18910141010118.888.3271121168.9247.2888.0748.2358.6649.039.2167.6227.7316.2936.5026.5959.21210116.3385.2866.1689.7899.565138.0267.8775.9644.0482.8992.8964.6585.32
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.21.81.62.23.22.62.73.52.82.33.35.22.71.61.21.31.21.21.31.31.11.31.01.11.03.03.23.31.71.32.23.02.54.33.53.22.91.61.41.31.91.8

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-312010-12-31
Value202282868281787877828382828180807982745951
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.75.624.814.311.711.211.313.012.513.512.727.224.823.521.819.228.325.432.428.417.0

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

irwd:ComputerAndOfficeEquipment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-09-302016-06-302015-12-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-312010-12-31
Value1.2971.2933.5142.8352.5534.334.1363.5965.1855.3195.2725.265.2026.7666.4764.8583.198
Percentage of PropertyPlantAndEquipmentGross6.35.74.33.33.15.35.24.66.36.56.56.66.68.28.78.26.2
Percentage of Assets0.20.31.10.50.40.60.60.61.61.51.41.31.92.12.82.31.1
Percentage of Assets irwd:ComputerAndOfficeEquipment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Equipment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-312010-12-31
Value1.8982.19317171514141313141414151414141417161311
Percentage of PropertyPlantAndEquipmentGross9.29.721.619.818.217.717.917.617.617.218.017.918.318.218.017.817.820.921.922.822.2
Percentage of Assets0.30.55.42.82.12.02.02.32.22.32.34.94.54.33.93.45.05.37.16.53.8
Percentage of Assets us-gaap:Equipment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FurnitureAndFixtures


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-312010-12-31
Value1.5171.5082.4782.3182.0782.0882.0622.0622.0622.0932.0932.0932.0932.3652.3652.3652.3652.4492.4491.6981.481
Percentage of PropertyPlantAndEquipmentGross7.36.73.02.72.52.62.62.62.72.52.52.52.52.92.92.93.03.03.32.92.9
Percentage of Assets0.30.40.70.40.30.30.30.30.30.30.30.70.60.70.60.60.80.81.10.80.5
Percentage of Assets us-gaap:FurnitureAndFixtures0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LeaseholdImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-312010-12-31
Value7.4077.31840383838383838383838363636363636363229
Percentage of PropertyPlantAndEquipmentGross35.732.548.544.046.647.148.849.049.546.646.346.544.645.445.645.946.644.549.354.257.0
Percentage of Assets1.31.812.16.35.45.35.56.46.26.35.912.611.110.79.98.813.211.316.015.49.7
Percentage of Assets us-gaap:LeaseholdImprovements0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:SoftwareAndSoftwareDevelopmentCosts


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value8.6159.5681313121313121214141313131212121311
Percentage of PropertyPlantAndEquipmentGross41.642.516.316.015.616.416.916.416.417.117.016.916.816.915.315.315.616.514.8
Percentage of Assets1.52.44.12.31.81.81.92.12.12.32.24.64.24.03.32.94.44.24.8
Percentage of Assets us-gaap:SoftwareAndSoftwareDevelopmentCosts0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-312010-12-31
Value111065696262605856595855525047444145362516
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.12.519.611.48.88.68.79.89.19.78.918.215.914.712.710.714.913.916.112.35.6

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value8.1058.5018.9299.324111212116.665191716161617171718201817192123252729303335373735363736343533323334
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.81.41.61.92.53.03.13.42.15.25.23.92.62.92.92.72.52.72.92.62.63.23.43.83.89.08.98.89.08.513.411.49.111.116.314.816.714.116.115.013.411.4

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value1516161617171719258488
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.62.73.03.43.94.34.45.98.123.30.0

us-gaap:OperatingLeaseRightOfUseAsset us-gaap:CounterpartyName

irwd:SummerStreetLease


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value161616161717171818
Percentage of OperatingLeaseRightOfUseAsset100.2100.1100.1100.2100.399.799.890.971.6
Percentage of Assets1.62.73.03.43.94.34.45.45.8
Percentage of Assets irwd:SummerStreetLease0.00.00.00.00.00.00.00.00.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value879000.0924000.0943000.0881000.0820000.0838000.05000.020000.026000.056000.0114000.0708000.0771000.0809000.0870000.0799000.0738000.0783000.01456000.01412000.01818000.02243000.02628000.03223000.03504000.06028000.05810000.03525000.03597000.03895000.04311000.04639000.05091000.05212000.0283000.054000.074000.0124000.0138000.0192000.0214000.0274000.0
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.20.20.20.20.20.00.00.00.00.00.20.10.10.10.10.10.10.20.20.30.40.40.50.52.01.71.01.00.91.51.41.31.60.10.00.00.00.10.10.10.1

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value0.4660.8420.6611.9722.1042.7813.9784.5057.87211189.33223111517198.9994.7418.5865.2279.7546.1033.3934.844102.4366.5693.303142.6526.9211.9966.4362.396.5074.302
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.10.10.40.50.71.01.32.53.15.52.23.82.02.62.52.71.30.81.41.72.91.80.91.23.60.71.71.06.21.13.30.83.11.12.61.4

Accrued Income Taxes Current

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:AccruedIncomeTaxesCurrent


Accrued
Period End2021-03-312020-09-30
Value300000.01389000.0
Percentage of AccruedIncomeTaxesCurrent100.0100.0
Percentage of Assets0.10.3

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2020-09-302020-06-302020-03-312019-12-312018-09-30
Value0.8750.8750.8750.87513
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.20.23.2

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value13423323226274052110118119112946266647978919590787667625960544138413943625435495265707064
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets13.33.95.86.76.06.810.215.835.132.636.027.015.410.910.910.311.311.212.813.013.012.912.411.09.519.618.215.611.29.214.712.211.419.323.914.423.521.031.232.328.421.4

Long Term Debt Current

us-gaap:LongTermDebtCurrent

us-gaap:LongTermDebtCurrent


Long
Period End2021-06-30
Value120
Percentage of LongTermDebtCurrent100.0
Percentage of Assets12.0

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value3.1613.1443.1283.1122.611.8761.1469.9341112
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.50.60.60.60.50.33.03.83.3

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherAccruedLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312010-12-31
Value2.1571.8782.0333.8722.6014.233109.19115161211128.688121010109.3515.3573.1053.2382.1093.9394.0994.6064.4824.6254.3773.2673.4383.1734.5935.5465.322.7773.039
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.30.40.80.61.02.52.74.84.63.72.72.01.52.01.61.51.51.30.70.40.50.30.61.31.41.31.21.01.21.10.81.42.42.21.31.0

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302015-12-31
Value442436430424418413402220
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets43.972.876.986.294.5102.3120.435.6

us-gaap:LongTermDebt us-gaap:LongtermDebtType

us-gaap:ConvertibleNotesPayable


Long
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312016-12-312015-12-31
Value430424418413407402274269265234220
Percentage of LongTermDebt100.0100.0100.0100.00.0100.00.00.00.00.0100.0
Percentage of Assets76.986.294.5102.3101.3120.486.974.380.033.035.6
Percentage of Assets us-gaap:ConvertibleNotesPayable0.00.00.00.00.00.00.00.00.00.00.0

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value1.4821.631.7630.5180.6020.7050.7340.4922.6262.7232.532.535.065.065.068.198.198.198.19101010101.6531.6531.6530.9090.992
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.30.30.10.10.20.20.10.80.70.80.60.80.90.81.31.21.21.21.41.41.71.60.60.50.40.30.4

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-03-31
Value1919202021212279
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.93.33.64.24.85.45.522.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value3065000.03065000.03129000.03129000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0
Percentage of Assets0.30.50.60.6

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value3126000.03126000.03065000.03065000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0100.0100.0
Percentage of Assets0.30.50.50.6

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value3189000.03189000.03126000.03126000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0100.0100.0
Percentage of Assets0.30.50.60.6

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-312020-09-30
Value1414
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0100.0
Percentage of Assets2.73.0

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value2223232323232332349294
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.23.84.24.95.45.85.89.710.925.30.0

us-gaap:OperatingLeaseLiability us-gaap:CounterpartyName

irwd:SummerStreetLease


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value22222323232322
Percentage of OperatingLeaseLiability98.999.199.098.498.798.298.2
Percentage of Assets2.23.84.14.85.35.75.7
Percentage of Assets irwd:SummerStreetLease0.00.00.00.00.00.00.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value28293031
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0100.0100.0
Percentage of Assets2.95.05.56.4

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value6387000.06713000.07047000.07386000.0
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0100.0
Percentage of Assets0.61.11.31.5

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value511110625.904-36.852-71.557-93.251-153.047-219.367-237.179-196.371-197.295-43.951-18.0529.848-17.5794.872966598190951001406888108141188388413958144182128164109159
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets50.818.411.21.2-8.3-17.7-23.2-45.8-69.5-65.2-59.1-47.4-7.1-3.21.6-2.80.74.29.48.111.615.115.416.421.522.326.631.238.245.113.725.836.318.062.773.961.765.952.652.9

us-gaap:StockholdersEquity us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock


Stockholders
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value0.1610.1590.1580.1570.1560.1560.1540.140.1390.1380.1370.1330.1270.1250.1030.0780.0620.048
Percentage of StockholdersEquity0.3-0.2-0.2-0.1-0.1-0.1-0.1-0.1-0.3-0.81.40.20.10.10.30.10.10.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value154615361528151515061497147814661421141313941378135713331318125812051055815648542526
Percentage of StockholdersEquity302.21394.12440.225660.6-4088.4-2092.3-1585.9-958.5-647.9-595.8-710.2-698.5-3088.0-7388.613388.91886.21266.91192.42134.5450.5493.5330.3
Percentage of Assets153.5256.3273.3307.7339.7370.6367.2438.7450.1388.7420.0330.8219.5233.5217.7177.3194.7316.6292.5282.3259.4174.9
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.1630.1620.1610.160.160.1590.1580.1570.1560.1560.154
Percentage of StockholdersEquity0.00.10.32.7-0.4-0.2-0.2-0.1-0.1-0.1-0.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value-1034.827-1426.13-1466.056-1509.26-1543.683-1568.887-1572.232-1620.09-1640.738-1650.412-1591.128-1575.635-1401.284-1351.904-1308.76-1191.823-1110.115-967.446-777.828-505.016-432.392-367.54
Percentage of StockholdersEquity-202.2-1294.2-2340.4-25563.34188.92192.51686.01058.6747.9695.9810.3798.63188.37488.9-13289.6-1786.4-1167.0-1092.5-2034.9-350.6-393.6-230.4
Percentage of Assets-102.7-237.9-262.2-306.6-348.0-388.3-390.4-484.6-519.7-454.0-479.2-378.2-226.7-236.7-216.1-167.9-179.3-290.1-278.8-219.7-206.9-122.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value163000.0162000.0161000.0160000.0160000.0159000.0158000.0157000.0156000.0156000.0154000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value154615361528151515061497147814661421141313941378135713331318130312931273125812371226121412051196118810681055103710291016815809803657648643637632542538534526
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets153.5256.3273.3307.7339.7370.6367.2438.7450.1388.7420.0330.8219.5233.5217.7208.5183.4181.6177.3169.1175.1201.2194.7195.0181.8349.8316.6299.8277.4242.6292.5248.6209.2202.2282.3260.9305.5253.6259.4245.2214.1174.9

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value-1034800000.0-1426100000.0-1466100000.0-1509300000.0-1543700000.0-1568900000.0-1572200000.0-1620100000.0-1640700000.0-1650400000.0-1591100000.0-1575600000.0-1401300000.0-1351900000.0-1308800000.0-1320800000.0-1288500000.0-1244300000.0-1191800000.0-1178300000.0-1145100000.0-1123400000.0-1110100000.0-1096100000.0-1048700000.0-1000700000.0-967450000.0-929800000.0-887810000.0-827450000.0-777830000.0-725840000.0-664070000.0-598920000.0-505020000.0-461160000.0-508800000.0-467990000.0-432390000.0-425420000.0-404780000.0-367540000.0
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-102.7-237.9-262.2-306.6-348.0-388.3-390.4-484.6-519.7-454.0-479.2-378.2-226.7-236.7-216.1-211.3-182.8-177.4-167.9-161.0-163.5-186.2-179.3-178.7-160.4-327.5-290.1-268.6-239.3-197.5-278.8-222.8-172.9-184.2-219.7-187.1-243.8-187.8-206.9-193.8-162.1-122.0

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value4.5895.3967.7127.0916.3645.526.3371412109.062
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value4.5895.3967.7127.0916.3645.526.3371412109.062
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value4873515320432734-9.237-42.3859.273-26.578-22.691-30.886-9.214-31.242-31.261-27.846-18.686-0.645-35.784-22.784-38.68-36.21-57.894-42.078-57.954-80.14-93.183-22.45938-43.107-43.062-7.701-25.415-0.646-22.776
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax46.782.944.151.822.554.521.826.5-9.0-61.77.1-40.5-28.0-44.7-9.8-36.0-48.0-53.4-21.4-1.0-123.7-59.8-228.6-529.4-396.4-836.4-1175.1-829.3-2862.8-83.240.4-295.2-351.6-24.0-208.0-3.9-251.4

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value-0.0280.0-0.376-1.438-2.661-3.077-2.429-2.97717141244-33.853267088-115.424-90.3611938-7.883-80.525-6.472-28.079-18.02253-108.51532-0.68-2.7551.2882545-14.47146
Percentage of NetCashProvidedByUsedInInvestingActivities100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.00.0-0.4-1.8-2.1-2.3-2.4-4.313.421.715.364.6-35.930.7108.5168.8-132.0-136.768.3100.6-46.6-1177.3-44.3-558.1-365.4550.4-3333.8119.4-0.7-18.910.579.4372.3-86.3515.5

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value5.6622.2113.5240.672.397116.4478.633-7.5-8.7654.8497.81125.2856.163-14.9099.479195.177-3.3895.4187.5012.4756.9631941.1950.9671411701.0670.4691.333860.620.5650.742-0.581
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.42.53.00.62.715.05.16.6-7.3-12.83.711.915.07.66.5-17.214.636.65.9-5.118.719.714.6101.81328.323.819.61460.45232.04.00.59.1703.01.94.64.4-6.4

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value5475555422543140-19.166-54.12731-4.4831.87719-36.904-19.4924779
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax52.185.447.152.524.767.724.830.7-18.8-78.824.2-6.82.327.5-39.2-22.473.2152.0

Amortization Of Financing Costs

us-gaap:AmortizationOfFinancingCosts

us-gaap:AmortizationOfFinancingCosts


Amortization
Period End2021-06-302021-03-312020-06-302020-03-312015-09-30
Value412000.0398000.0360000.0346000.0137000.0
Percentage of AmortizationOfFinancingCosts100.0100.0100.0100.0100.0

us-gaap:AmortizationOfFinancingCosts us-gaap:DebtInstrument, us-gaap:LongtermDebtType

irwd:ConvertibleSeniorNotes2.25PercentDue2022, us-gaap:ConvertibleNotesPayable


Amortization
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value385000.0372000.0360000.0346000.0334000.0301000.0283000.0272000.0259000.0249000.0237000.0226000.0216000.0206000.0196000.0187000.0178000.0169000.0161000.0153000.0145000.0138000.022000.0
Percentage of AmortizationOfFinancingCosts0.00.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0100.70.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInInventories


Increase
Period End2020-12-312020-09-302019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value0.00.00.4510.4830.1520.093-0.2790.2240.7680.7350.0-1.01-0.0710.0-0.0043.3020.048-1.5361.2641.5680.15-2.808135.734
Percentage of IncreaseDecreaseInInventories0.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value4873515320432734-9.237-42.3859.273-26.578-22.691-30.886-9.214-31.242-31.261-27.846-18.686-0.645-35.784-22.784-38.68-36.21-57.894-42.078-57.954-80.14-93.183-22.45938-43.107-43.062-7.701-25.415-0.646-22.776
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax46.782.944.151.822.554.521.826.5-9.0-61.77.1-40.5-28.0-44.7-9.8-36.0-48.0-53.4-21.4-1.0-123.7-59.8-228.6-529.4-396.4-836.4-1175.1-829.3-2862.8-83.240.4-295.2-351.6-24.0-208.0-3.9-251.4

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312011-06-302010-06-30
Value391394334253.345472012-59.284-15.493-174.351-49.38-43.14412-32.297-44.224-52.501-13.505-33.204-21.702-13.297-18.844-17.136
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax376.144.937.033.328.24.237.915.712.0-86.3-11.9-265.4-60.9-62.412.8-37.2-68.0-100.6-15.4-50.2-39.9-20.1-167.3-186.5

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value3913934253.3452012-59.284-174.351-49.38-43.144
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax376.144.933.328.24.215.712.0-86.3-265.4-60.9-62.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302013-09-302012-12-312012-09-302011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value391394334253.345472012-59.284-15.493-174.351-49.38-43.14412-32.297-44.224-52.501-13.505-33.204-61.775-43.85547-6.974-20.633-18.844-18.401-11.651-6.747-17.209-16.253
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax376.144.937.033.328.24.237.915.712.0-86.3-11.9-265.4-60.9-62.412.8-37.2-68.0-100.6-15.4-50.2-1252.5-162.549.4-21.7-168.9-167.3-179.7-69.5-74.5-187.3-183.9

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value4.5895.396107.7127.0916.3645.4865.5215.283141112109.0438.7048.6979.147.2797.3836.9338.0976.8066.56.646.9035.4268.5625.5366.0126.0744.5385.1994.8175.2754.6615.1354.0563.7213.2212.8622.9512.6982.361.883
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value-0.0280.0-0.376-1.438-2.661-3.077-2.429-2.97717141244-33.853267088-115.424-90.3611938-7.883-80.525-6.472-28.079-18.02253-108.51532-0.68-2.7551.2882545-14.47146
Percentage of NetCashProvidedByUsedInInvestingActivities100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.00.0-0.4-1.8-2.1-2.3-2.4-4.313.421.715.364.6-35.930.7108.5168.8-132.0-136.768.3100.6-46.6-1177.3-44.3-558.1-365.4550.4-3333.8119.4-0.7-18.910.579.4372.3-86.3515.5

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value5.6622.2113.5240.672.397116.4478.633-7.5-8.7654.8497.81125.2856.163-14.9099.479195.177-3.3895.4187.5012.4756.9631941.1950.9671411701.0670.4691.333860.620.5650.742-0.581
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.42.53.00.62.715.05.16.6-7.3-12.83.711.915.07.66.5-17.214.636.65.9-5.118.719.714.6101.81328.323.819.61460.45232.04.00.59.1703.01.94.64.4-6.4

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice


Share
Period End2020-12-312019-12-31
Value12.2512.13
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value6853382426170.00.0
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.00.00.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


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
Value395430459378474408367308203168147
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:CollaborativeArrangementAmountOfConsiderationTotalNonContingentInstallmentPaymentReceived us-gaap:CounterpartyName, us-gaap:ProductOrService, us-gaap:StatementGeographical

irwd:CollaborativeArrangementAmountOfConsiderationTotalNonContingentInstallmentPaymentReceived

irwd:AstraZeneca, irwd:CollaborativeArrangementCollaborationAgreements, irwd:ChinaHongKongAndMacau


Collaborative
Period End2021-01-31
Value10000000.0
Percentage of CollaborativeArrangementAmountOfConsiderationTotalNonContingentInstallmentPaymentReceived100.0

irwd:CollaborativeArrangementAmountOfConsiderationTotalNonContingentInstallmentPaymentReceived us-gaap:CounterpartyName, us-gaap:ProductOrService, us-gaap:StatementGeographical, us-gaap:SubsequentEventType

irwd:AstraZeneca, irwd:CollaborativeArrangementCollaborationAgreements, irwd:ChinaHongKongAndMacau, us-gaap:SubsequentEvent


Collaborative
Period End2021-01-31
Value10000000.0
Percentage of CollaborativeArrangementAmountOfConsiderationTotalNonContingentInstallmentPaymentReceived100.0

irwd:CollaborativeArrangementPercentageOfNetLoss irwd:AchievementOfMilestone, us-gaap:CounterpartyName, us-gaap:ProductOrService, us-gaap:StatementGeographical

irwd:CollaborativeArrangementPercentageOfNetLoss

irwd:CommercializationMilestones, irwd:AstraZeneca, irwd:CollaborativeArrangementCollaborationAgreements, irwd:ChinaHongKongAndMacau


Collaborative
Period End2020-09-302020-06-302020-03-312012-10-31
Value54.4500.550.55
Percentage of CollaborativeArrangementPercentageOfNetLoss100.00.0100.0100.0

irwd:CostSharingArrangementReductionToResearchAndDevelopmentExpense us-gaap:CounterpartyName

irwd:CostSharingArrangementReductionToResearchAndDevelopmentExpense

irwd:AbbviePlc


Cost
Period End2021-06-302021-03-312020-06-302020-03-31
Value2800000.02900000.0500000.0800000.0
Percentage of CostSharingArrangementReductionToResearchAndDevelopmentExpense100.0100.0100.0100.0

irwd:FairValueAdjustmentOfConvertibleNoteHedgingInstrument

irwd:FairValueAdjustmentOfConvertibleNoteHedgingInstrument


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value0.0841.719-4.8137.879-0.28415-20.00920-10.131-9.56910116-46.081-5.2571350-21.371-17.9884.781-37.824-21.798.778-13.97217
Percentage of FairValueAdjustmentOfConvertibleNoteHedgingInstrument100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:IncreaseDecreaseInAccruedResearchAndDevelopmentExpense

irwd:IncreaseDecreaseInAccruedResearchAndDevelopmentExpense


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value384000.0-644000.0-759000.0257000.0114000.0-670000.0-1504000.0-1314000.0820000.01515000.03131000.0-290000.0705000.0-2640000.0-559000.0418000.02348000.0-1831000.0-1105000.01389000.028000.02380000.01610000.0-2895000.0-3740000.05696000.01518000.0-179000.0472000.0-1649000.0-299000.0-1235000.0-1238000.0520000.0-490000.0-753000.0-1051000.0948000.0-619000.02200000.0-2623000.0-88000.02812000.0-3245000.0
Percentage of IncreaseDecreaseInAccruedResearchAndDevelopmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:IncreaseDecreaseInOperatingLeaseLiability

irwd:IncreaseDecreaseInOperatingLeaseLiability


Increase
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-440000.0-433000.058000.0299000.0294000.0-9366000.02005000.0-1856000.0-2829000.0
Percentage of IncreaseDecreaseInOperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:IncreaseDecreaseInOperatingLeaseRightOfUseAsset

irwd:IncreaseDecreaseInOperatingLeaseRightOfUseAsset


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-304000.0-297000.0-292000.0-288000.0-291000.0-296000.0-2050000.0-5776000.0-2849000.0-3466000.0
Percentage of IncreaseDecreaseInOperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:PatentAndLitigationCosts us-gaap:CounterpartyName, us-gaap:ProductOrService

irwd:PatentAndLitigationCosts

irwd:AbbviePlc, irwd:CollaborativeArrangementsLinzess


Patent
Period End2020-09-302019-09-302019-06-30
Value0700000.0800000.0
Percentage of PatentAndLitigationCosts0.0100.0100.0

irwd:PatentProsecutionCosts us-gaap:CounterpartyName, us-gaap:StatementGeographical

irwd:PatentProsecutionCosts

irwd:AbbviePlc, country:US


Patent
Period End2021-03-31
Value100000.0
Percentage of PatentProsecutionCosts100.0

irwd:PaymentsForProceedsFromPurchasesOfPropertyAndEquipment

irwd:PaymentsForProceedsFromPurchasesOfPropertyAndEquipment


Payments
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value0376000.01438000.0-1705000.02432000.0-988000.0
Percentage of PaymentsForProceedsFromPurchasesOfPropertyAndEquipment0.0100.0100.0100.0100.0100.0

irwd:RestructuringReserveCharges

irwd:RestructuringReserveCharges


Restructuring
Period End2021-06-302021-03-31
Value213000.0860000.0
Percentage of RestructuringReserveCharges100.0100.0

irwd:RestructuringReserveCharges us-gaap:RestructuringCostAndReserve

us-gaap:ContractTermination


Restructuring
Period End2021-06-302021-03-31
Value-1000.049000.0
Percentage of RestructuringReserveCharges-0.55.7

us-gaap:EmployeeSeverance


Restructuring
Period End2021-06-302021-03-31
Value214000.0811000.0
Percentage of RestructuringReserveCharges100.594.3

irwd:StockIssuedDuringPeriodValueStockOptionsExercisedAndValueEmployeeStockPurchasePlan

irwd:StockIssuedDuringPeriodValueStockOptionsExercisedAndValueEmployeeStockPurchasePlan


Stock
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-03-31
Value0.6212.41111.861.8013.4886.194
Percentage of StockIssuedDuringPeriodValueStockOptionsExercisedAndValueEmployeeStockPurchasePlan100.0100.0100.0100.0100.0100.0100.0

irwd:StockIssuedDuringPeriodValueStockOptionsExercisedAndValueEmployeeStockPurchasePlan us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-03-31
Value0.6212.409111.8591.8013.4866.193
Percentage of StockIssuedDuringPeriodValueStockOptionsExercisedAndValueEmployeeStockPurchasePlan100.0100.0100.099.9100.099.9100.0

us-gaap:AmortizationOfDebtDiscountPremium

us-gaap:AmortizationOfDebtDiscountPremium


Amortization
Period End2021-06-302021-03-312020-06-302020-03-312015-09-30
Value5.5165.4245.1565.0693.001
Percentage of AmortizationOfDebtDiscountPremium100.0100.0100.0100.0100.0

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

irwd:ConvertibleSeniorNotes2.25PercentDue2022, us-gaap:ConvertibleNotesPayable


Amortization
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value5.3325.2445.1565.0694.9844.464.1644.0753.9873.93.8163.7343.6533.5743.4973.4213.3473.2753.2043.1353.0673.0010.495
Percentage of AmortizationOfDebtDiscountPremium0.00.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0100.00.0

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AmortizationOfFinancingCostsAndDiscounts


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value5.9285.8225.7185.6155.5145.4164.0586.2324.6914.6094.5574.4534.3524.2394.1624.0693.9723.8773.8313.763.6493.5723.5033.4290.80.370.3650.4130.4020.3860.3950.3870.4840.453
Percentage of AmortizationOfFinancingCostsAndDiscounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Depreciation

us-gaap:Depreciation


Depreciation
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
Value396000.0410000.0421000.01821000.0640000.0682000.0867000.03174000.0297000.01242000.0694000.0976000.0399000.01790000.0
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueAdjustmentOfWarrants

us-gaap:FairValueAdjustmentOfWarrants


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value3.082-4.1094.393-5.2630.751-12.05315-15.688105.625-89.015-20.241463.941-11.555-45.7151620-6.8843318-7.13512-6.48
Percentage of FairValueAdjustmentOfWarrants100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1


Fair
Period End2021-06-302021-03-312020-12-31
Value-0.084-1.7194.813
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings


Fair
Period End2021-06-302021-03-31
Value-3.0824.109
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings100.0100.0

us-gaap:GainLossOnDerivativeInstrumentsNetPretax

us-gaap:GainLossOnDerivativeInstrumentsNetPretax


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value-3166000.02390000.0420000.0-2616000.0-467000.0-3466000.04517000.0-4766000.0-672000.03944000.0-12739000.03489000.0-809000.01316000.0-2093000.0-4329000.05337000.0-2199000.02103000.04541000.03145000.0-1643000.01620000.0-11340000.0-208000.0
Percentage of GainLossOnDerivativeInstrumentsNetPretax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSaleOfPropertyPlantEquipment

us-gaap:GainLossOnSaleOfPropertyPlantEquipment


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302012-12-312011-12-312010-12-31
Value0-17000.0-2000.0-45000.0-407000.0-16000.0-37000.00477000.0-586000.0276000.01316000.0241000.034000.09000.0-568000.001000.0-225000.0
Percentage of GainLossOnSaleOfPropertyPlantEquipment0.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:ImpairmentOfLongLivedAssetsHeldForUse us-gaap:RestructuringPlan

us-gaap:ImpairmentOfLongLivedAssetsHeldForUse

irwd:ReductionInWorkforceDiscontinuedDevelopmentOfIw3718September292020


Impairment
Period End2020-12-312020-09-30
Value01200000.0
Percentage of ImpairmentOfLongLivedAssetsHeldForUse0.0100.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-2.486-7.9420.895.448-2.093-11.7684.575-12.07-11.751-13.45410-9.04218-12.3-0.184-1.314-0.107-5.2383.382185.79-8.1041.3953.0321.012-6.99-1.395100.351-8.0422.143-3.769-18.9958.89720-3.4028.94-2.2276.15-2.6354.533-2.962-0.2712.586
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherCurrentLiabilities

us-gaap:IncreaseDecreaseInOtherCurrentLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value-147000.0-133000.01247000.0-85000.0-104000.0-29000.0
Percentage of IncreaseDecreaseInOtherCurrentLiabilities100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-45000.0-19000.062000.061000.0-21000.051000.064000.0-58000.0-594000.0-64000.0-37000.0-62000.070000.061000.0-45000.0-201000.026000.0-860000.0-425000.0-385000.0-595000.0-281000.0240000.0222000.02636000.0124000.0111000.05000.04000.0-48000.0-52000.0-20000.0229000.0-20000.0-50000.0-14000.0-54000.0-22000.0-37000.0-23000.0-43000.019000.0
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1.421.681-1.585-3.5683.939-0.3010.6253.068-0.166-2.481-9.7433.7917.7261.647-0.364-0.317-0.331-0.3720.1461.6580.1721.0930.154-0.046-2.193-0.483-1.3825.2451.022-0.938-3.580.185-0.4643.9110.1491.9131.9161.1490.003-1.7620.359-1.0210.7510.643
Percentage of IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInReceivables

us-gaap:IncreaseDecreaseInReceivables


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value15-35.0379.3058.07314-35.941222529-8.33315-15.1449.868-11.5062.074199.21-13.707110.5680.129-1.5179.922-6.88.011111-5.8827.1240.127-2.2125.25-1.4391.305-2.2842.357-0.543-0.089
Percentage of IncreaseDecreaseInReceivables100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements us-gaap:AwardType

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

irwd:PerformanceBasedRestrictedStockUnits


Incremental
Period End2021-06-302021-03-31
Value70000.013000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0

irwd:TimeBasedRestrictedStockUnits


Incremental
Period End2021-06-302021-03-312020-06-302020-03-31
Value928000.0957000.0153000.0647000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements1325.77361.50.00.0

us-gaap:EmployeeStock


Incremental
Period End2021-03-312020-03-31
Value6000.0105000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements46.20.0

us-gaap:EmployeeStockOption


Incremental
Period End2021-06-302021-03-312020-06-302020-03-31
Value417000.0268000.0244000.0710000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements595.72061.50.00.0

us-gaap:RestrictedStock


Incremental
Period End2021-06-302021-03-312020-06-302020-03-312012-09-30
Value132000.0136000.0116000.0134000.073960.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements188.61046.20.00.00.0

us-gaap:InterestExpenseDebtExcludingAmortization

us-gaap:InterestExpenseDebtExcludingAmortization


Interest
Period End2021-06-302021-03-312020-06-302020-03-312015-09-30
Value1804000.01804000.01802000.01805000.01888000.0
Percentage of InterestExpenseDebtExcludingAmortization100.0100.0100.0100.0100.0

us-gaap:InterestExpenseDebtExcludingAmortization us-gaap:DebtInstrument, us-gaap:LongtermDebtType

irwd:ConvertibleSeniorNotes2.25PercentDue2022, us-gaap:ConvertibleNotesPayable


Interest
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value1804000.01803000.01802000.01805000.01804000.01780000.01889000.01888000.01888000.01889000.01888000.01888000.01888000.01888000.01888000.01888000.01888000.01888000.01888000.01888000.01888000.01888000.0293000.0
Percentage of InterestExpenseDebtExcludingAmortization0.00.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0100.00.0

us-gaap:InvestmentIncomeNet

us-gaap:InvestmentIncomeNet


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value172000.0196000.0220000.0231000.0276000.0777000.0565000.0893000.0668000.0736000.0837000.0741000.0732000.0681000.0619000.0601000.0496000.0395000.0346000.0307000.0295000.0221000.0151000.0156000.071000.065000.077000.071000.065000.044000.050000.041000.049000.052000.063000.041000.0
Percentage of InvestmentIncomeNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseCost

us-gaap:LeaseCost


Lease
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.8440.8450.970.9820.9931.0053.1157.2734.1884.914
Percentage of LeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetCashProvidedByUsedInFinancingActivitiesContinuingOperations

us-gaap:NetCashProvidedByUsedInFinancingActivitiesContinuingOperations


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value3.5240.672.397116.4478.633-7.5-8.7654.8497.8119-3.389-2.094-3.87-2.344-3.9753035.4187.5012.4751.0670.4691.333860.620.5651.3490.5990.742-0.485
Percentage of NetCashProvidedByUsedInFinancingActivitiesContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetCashProvidedByUsedInInvestingActivitiesContinuingOperations

us-gaap:NetCashProvidedByUsedInInvestingActivitiesContinuingOperations


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-0.0280.0-0.376-1.438-2.661-3.077-2.4291.246201788-90.3614.763233421-85.6591938-7.88332-0.68-2.7551.28825451825-14.47146
Percentage of NetCashProvidedByUsedInInvestingActivitiesContinuingOperations100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperations

us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperations


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value515320432734-9.237-53.7495.375-29.183-27.846-0.645-6.2630.161-19.359-26.23-25.554-35.784-22.784-38.68-22.45938-43.107-43.062-7.701-25.415-18.208-23.913-0.646-19.25
Percentage of NetCashProvidedByUsedInOperatingActivitiesContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeaseCost


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.630.6310.6320.6320.6330.6332.5286.2443.1554.525
Percentage of OperatingLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseCost us-gaap:CounterpartyName

irwd:SummerStreetLease


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.60.60.60.70.70.60.70.60.2
Percentage of OperatingLeaseCost95.295.194.9110.8110.694.827.79.66.3

irwd:Vehicles2018VehicleLeases


Operating
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value0.30.40.40.40.40.40.40.40.40.4
Percentage of OperatingLeaseCost47.563.363.263.215.86.412.78.80.00.0

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeasePayments


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.0050.7730.7730.2870.0430.0439.7292.252.2074.412
Percentage of OperatingLeasePayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNonoperatingIncome

us-gaap:OtherNonoperatingIncome


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302011-12-312011-09-30
Value-3000.00027000.0306000.068000.0140000.00897000.0
Percentage of OtherNonoperatingIncome100.00.00.0100.0100.0100.0100.00.0100.0

us-gaap:PaymentsForRestructuring

us-gaap:PaymentsForRestructuring


Payments
Period End2021-06-302021-03-312018-03-312014-12-312014-09-302014-06-302014-03-31
Value3469000.05640000.01067000.010000.0271000.01081000.02286000.0
Percentage of PaymentsForRestructuring100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForRestructuring us-gaap:RestructuringCostAndReserve

us-gaap:ContractTermination


Payments
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302019-03-31
Value6000.047000.0000287000.0
Percentage of PaymentsForRestructuring0.20.80.00.00.00.0

us-gaap:EmployeeSeverance


Payments
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312014-12-312014-09-302014-06-302014-03-31
Value3463000.05593000.0203000.01020000.01351000.02791000.04464000.01016000.01067000.010000.0271000.01081000.02286000.0
Percentage of PaymentsForRestructuring99.899.20.00.00.00.00.00.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfPreferredStockAndPreferenceStock us-gaap:CounterpartyName

us-gaap:ProceedsFromIssuanceOfPreferredStockAndPreferenceStock

irwd:AbbviePlc


Proceeds
Period End2021-06-302021-03-312020-12-31
Value0.0250.0
Percentage of ProceedsFromIssuanceOfPreferredStockAndPreferenceStock0.0100.00.0

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProceedsFromStockOptionsExercised


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-30
Value5.6622.2113.5240.672.397116.4471.9441.7173.4874.9098.108126.2036.9910.906108.171144.394.3221.8412.3220.9332.9957.9468.9362.7417.2123.8521.318
Percentage of ProceedsFromStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringAndRelatedCostNumberOfPositionsEliminated us-gaap:RestructuringPlan

us-gaap:RestructuringAndRelatedCostNumberOfPositionsEliminated

irwd:ReductionInWorkforceDiscontinuedDevelopmentOfIw3718September292020


Restructuring
Period End2020-09-30
Value100.0
Percentage of RestructuringAndRelatedCostNumberOfPositionsEliminated100.0

us-gaap:RestructuringCharges

us-gaap:RestructuringCharges


Restructuring
Period End2021-06-302021-03-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312014-12-312014-09-30
Value-0.2820.3110.0-0.032-0.1660.493.3280.804102.3922.4221.1020.0
Percentage of RestructuringCharges100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:RestructuringCharges us-gaap:RestructuringPlan

irwd:ReductionInWorkforceDiscontinuedDevelopmentOfIw3718September292020


Restructuring
Period End2021-03-31
Value0.3
Percentage of RestructuringCharges96.5

us-gaap:RestructuringReserveAccrualAdjustment1

us-gaap:RestructuringReserveAccrualAdjustment1


Restructuring
Period End2021-06-302021-03-31
Value-278000.0-316000.0
Percentage of RestructuringReserveAccrualAdjustment1100.0100.0

us-gaap:RestructuringReserveAccrualAdjustment1 us-gaap:RestructuringCostAndReserve

us-gaap:EmployeeSeverance


Restructuring
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302019-03-312018-09-30
Value-278000.0-316000.0-50000.0-101000.010000.0-69000.012000.0
Percentage of RestructuringReserveAccrualAdjustment1100.0100.00.00.00.00.00.0

us-gaap:RestructuringReserveAccrualAdjustment1 us-gaap:RestructuringPlan

irwd:ReductionInWorkforceDiscontinuedDevelopmentOfIw3718September292020


Restructuring
Period End2021-06-30
Value-300000.0
Percentage of RestructuringReserveAccrualAdjustment1107.9

us-gaap:RestructuringSettlementAndImpairmentProvisions

us-gaap:RestructuringSettlementAndImpairmentProvisions


Restructuring
Period End2020-09-302019-09-30
Value1232000.0-166000.0
Percentage of RestructuringSettlementAndImpairmentProvisions100.0100.0

us-gaap:ShortTermLeaseCost

us-gaap:ShortTermLeaseCost


Short
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value214000.0214000.0338000.0350000.0360000.0372000.0369000.0375000.0379000.0389000.0
Percentage of ShortTermLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation


Stock
Period End2021-06-302021-03-312020-06-302020-03-312019-06-302019-03-31
Value5.6722.232.41111.8013.488
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-06-302020-03-312019-06-302019-03-31
Value5.6712.2292.409111.8013.486
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.099.9

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-06-302020-03-312019-03-31
Value0.0010.0010.0010.0010.002
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation0.00.00.00.00.1

us-gaap:SubleaseIncome

us-gaap:SubleaseIncome


Sublease
Period End2020-09-302019-12-312019-09-302019-06-30
Value300000.000300000.0
Percentage of SubleaseIncome100.00.00.0100.0

us-gaap:ValuationAllowanceDeferredTaxAssetChangeInAmount us-gaap:ValuationAllowanceByDeferredTaxAsset

us-gaap:ValuationAllowanceDeferredTaxAssetChangeInAmount

irwd:ReleaseOfValuationAllowanceOnMajorityOfTaxAttributesAndOtherDeferredTaxAssets


Valuation
Period End2021-06-30
Value-337.8
Percentage of ValuationAllowanceDeferredTaxAssetChangeInAmount100.0

irwd:AccountsReceivableNetOfAccountsPayableCurrentAndNoncurrent

irwd:AccountsReceivableNetOfAccountsPayableCurrentAndNoncurrent


Accounts
Period End2021-06-302021-03-312020-12-31
Value9985110
Percentage of AccountsReceivableNetOfAccountsPayableCurrentAndNoncurrent100.0100.0100.0

irwd:AccruedExpensesAndOtherLiabilitiesCurrent

irwd:AccruedExpensesAndOtherLiabilitiesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-03-312015-12-312015-09-302014-12-31
Value1618262317183030333945443730383330313819232422
Percentage of AccruedExpensesAndOtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:AccruedResearchAndDevelopmentExpenseCurrent

irwd:AccruedResearchAndDevelopmentExpenseCurrent


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
Value1638000.01254000.01898000.02657000.02400000.02286000.02956000.04956000.06270000.09734000.08219000.05088000.05378000.04673000.07313000.07872000.07454000.05106000.06937000.08042000.06653000.06625000.04245000.02635000.05530000.09270000.03574000.02056000.02235000.01763000.03412000.03711000.04946000.06184000.05664000.06154000.06907000.07958000.07010000.07629000.05429000.08140000.0
Percentage of AccruedResearchAndDevelopmentExpenseCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:CollaborativeArrangementTotalAnnualServiceFeesDue us-gaap:CounterpartyName, us-gaap:ProductOrService

irwd:CollaborativeArrangementTotalAnnualServiceFeesDue

irwd:Alnylam, irwd:CollaborativeArrangementCoPromotionAgreement


Collaborative
Period End2020-12-31
Value5500000.0
Percentage of CollaborativeArrangementTotalAnnualServiceFeesDue100.0

irwd:Alnylam, irwd:CollaborativeArrangementPromotionAgreement


Collaborative
Period End2020-12-312019-08-09
Value5500000.09500000.0
Percentage of CollaborativeArrangementTotalAnnualServiceFeesDue100.00.0

irwd:ContingentSalesRelatedMilestoneReceivable irwd:AchievementOfMilestone

irwd:ContingentSalesRelatedMilestoneReceivable

irwd:SalesMilestones


Contingent
Period End2021-03-312020-12-312020-09-30
Value8080100
Percentage of ContingentSalesRelatedMilestoneReceivable100.0100.0100.0

irwd:ContingentSalesRelatedMilestoneReceivable us-gaap:CounterpartyName

irwd:AbbviePlc


Contingent
Period End2021-06-30
Value80
Percentage of ContingentSalesRelatedMilestoneReceivable0.0

irwd:DeferredTaxAssetsCapitalizedResearchAndDevelopment

irwd:DeferredTaxAssetsCapitalizedResearchAndDevelopment


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
Value7.4989.952121425306.82611172227
Percentage of DeferredTaxAssetsCapitalizedResearchAndDevelopment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

irwd:DeferredTaxAssetsCollaborationAgreement

irwd:DeferredTaxAssetsCollaborationAgreement


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value624836222416
Percentage of DeferredTaxAssetsCollaborationAgreement100.0100.0100.0100.0100.0100.0

irwd:DeferredTaxAssetsConvertibleSeniorNotes

irwd:DeferredTaxAssetsConvertibleSeniorNotes


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value6183000.04322000.07220000.03110000.0
Percentage of DeferredTaxAssetsConvertibleSeniorNotes100.0100.0100.0100.0

irwd:DeferredTaxAssetsInterestExpense

irwd:DeferredTaxAssetsInterestExpense


Deferred
Period End2020-12-312019-12-312018-12-31
Value3.386225.104
Percentage of DeferredTaxAssetsInterestExpense100.0100.0100.0

irwd:DeferredTaxAssetsNetIncludingValuationAllowances

irwd:DeferredTaxAssetsNetIncludingValuationAllowances


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value395430459378474408367
Percentage of DeferredTaxAssetsNetIncludingValuationAllowances100.0100.0100.0100.0100.0100.0100.0

irwd:DeferredTaxAssetsOperatingLeases

irwd:DeferredTaxAssetsOperatingLeases


Deferred
Period End2020-12-312019-12-31
Value6504000.06421000.0
Percentage of DeferredTaxAssetsOperatingLeases100.0100.0

irwd:DeferredTaxLiabilitiesConvertibleSeniorNotes2024

irwd:DeferredTaxLiabilitiesConvertibleSeniorNotes2024


Deferred
Period End2020-12-312019-12-31
Value5951000.07381000.0
Percentage of DeferredTaxLiabilitiesConvertibleSeniorNotes2024100.0100.0

irwd:DeferredTaxLiabilitiesConvertibleSeniorNotes2026

irwd:DeferredTaxLiabilitiesConvertibleSeniorNotes2026


Deferred
Period End2020-12-312019-12-31
Value9.02210
Percentage of DeferredTaxLiabilitiesConvertibleSeniorNotes2026100.0100.0

irwd:DeferredTaxLiabilitiesOperatingLeaseRightOfUseAssets

irwd:DeferredTaxLiabilitiesOperatingLeaseRightOfUseAssets


Deferred
Period End2020-12-312019-12-31
Value4603000.04905000.0
Percentage of DeferredTaxLiabilitiesOperatingLeaseRightOfUseAssets100.0100.0

irwd:LicenseFeesAndMilestonePaymentReceivedCumulative us-gaap:CounterpartyName

irwd:LicenseFeesAndMilestonePaymentReceivedCumulative

irwd:AbbviePlc


License
Period End2021-06-30
Value205
Percentage of LicenseFeesAndMilestonePaymentReceivedCumulative100.0

irwd:LongTermDebtMaturitiesInterestPayments

irwd:LongTermDebtMaturitiesInterestPayments


Long
Period End2021-06-302021-03-312020-12-312020-09-30
Value22252529
Percentage of LongTermDebtMaturitiesInterestPayments100.0100.0100.0100.0

irwd:OperatingLeaseLiabilityNetOfTenantImprovementAllowanceIncentive us-gaap:CounterpartyName

irwd:OperatingLeaseLiabilityNetOfTenantImprovementAllowanceIncentive

irwd:SummerStreetLease


Operating
Period End2020-12-312019-12-31
Value2322
Percentage of OperatingLeaseLiabilityNetOfTenantImprovementAllowanceIncentive100.0100.0

irwd:OperatingLossCarryforwardsIndefinite us-gaap:IncomeTaxAuthority

irwd:OperatingLossCarryforwardsIndefinite

us-gaap:DomesticCountry


Operating
Period End2020-12-31
Value100
Percentage of OperatingLossCarryforwardsIndefinite100.0

irwd:OperatingLossCarryforwardsSubjectToExpiration us-gaap:IncomeTaxAuthority

irwd:OperatingLossCarryforwardsSubjectToExpiration

us-gaap:DomesticCountry


Operating
Period End2020-12-31
Value1000
Percentage of OperatingLossCarryforwardsSubjectToExpiration100.0

irwd:OtherAccruedLiabilitiesCurrentCorporateDevelopmentProjects

irwd:OtherAccruedLiabilitiesCurrentCorporateDevelopmentProjects


Other
Period End2020-09-30
Value300000.0
Percentage of OtherAccruedLiabilitiesCurrentCorporateDevelopmentProjects100.0

irwd:OtherAccruedLiabilitiesCurrentSalesAndMarketing

irwd:OtherAccruedLiabilitiesCurrentSalesAndMarketing


Other
Period End2020-09-30
Value1100000.0
Percentage of OtherAccruedLiabilitiesCurrentSalesAndMarketing100.0

irwd:OtherAccruedLiabilitiesCurrentUninvoicedVendorLiabilities

irwd:OtherAccruedLiabilitiesCurrentUninvoicedVendorLiabilities


Other
Period End2021-06-302021-03-312020-12-31
Value1500000.01400000.0300000.0
Percentage of OtherAccruedLiabilitiesCurrentUninvoicedVendorLiabilities100.0100.0100.0

irwd:RestrictedCashEquivalentsFairValueDisclosure us-gaap:CashAndCashEquivalents, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

irwd:RestrictedCashEquivalentsFairValueDisclosure

us-gaap:MoneyMarketFunds, us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value2220000.02220000.02221000.02220000.02221000.02221000.02221000.0
Percentage of RestrictedCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0

irwd:RestrictedCashEquivalentsFairValueDisclosure us-gaap:CashAndCashEquivalents, us-gaap:FairValueByMeasurementFrequency

us-gaap:MoneyMarketFunds, us-gaap:FairValueMeasurementsRecurring


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value2220000.02220000.02221000.02220000.02221000.02221000.02221000.0
Percentage of RestrictedCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0

irwd:ThresholdPercentageOfCollateralizedValue

irwd:ThresholdPercentageOfCollateralizedValue


Threshold
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value102.01.021.021.021.021.021.021.02
Percentage of ThresholdPercentageOfCollateralizedValue100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsPayableCurrentAndNoncurrent us-gaap:CounterpartyName

us-gaap:AccountsPayableCurrentAndNoncurrent

irwd:AbbviePlc


Accounts
Period End2021-06-302021-03-312020-12-31
Value3700000.03900000.04300000.0
Percentage of AccountsPayableCurrentAndNoncurrent100.0100.0100.0

us-gaap:AccountsPayableCurrentAndNoncurrent us-gaap:CounterpartyName, us-gaap:ProductOrService

irwd:AbbviePlc, irwd:CollaborativeArrangementsAndActivePharmaceuticalIngredient


Accounts
Period End2020-09-30
Value3600000.0
Percentage of AccountsPayableCurrentAndNoncurrent0.0

us-gaap:AccountsPayableRelatedPartiesCurrent

us-gaap:AccountsPayableRelatedPartiesCurrent


Accounts
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302016-12-312015-12-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value0.40.7511.0581.5091.5932.0360.0010.0030.0080.0060.0050.0180.0485.7897.268267.509
Percentage of AccountsPayableRelatedPartiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsPayableRelatedPartiesCurrent us-gaap:CounterpartyName, us-gaap:RelatedPartyTransactionsByRelatedParty

irwd:CyclerionTherapeuticsInc, srt:Director


Accounts
Period End2020-09-302020-06-302020-03-312019-12-31
Value0.40.81.11.5
Percentage of AccountsPayableRelatedPartiesCurrent100.0106.5104.099.4

us-gaap:AccountsReceivableNet

us-gaap:AccountsReceivableNet


Accounts
Period End2021-06-302021-03-312020-12-312019-12-31
Value12611014543
Percentage of AccountsReceivableNet100.0100.0100.0100.0

us-gaap:AccountsReceivableNet us-gaap:CounterpartyName, us-gaap:ProductOrService

irwd:AbbviePlc, irwd:CollaborativeArrangementsAndActivePharmaceuticalIngredient


Accounts
Period End2020-09-302020-06-30
Value10188
Percentage of AccountsReceivableNet0.00.0

us-gaap:AccountsReceivableNet us-gaap:ProductOrService

irwd:CollaborativeArrangementsAndActivePharmaceuticalIngredient


Accounts
Period End2020-09-302020-06-302019-12-31
Value13612843
Percentage of AccountsReceivableNet0.00.0100.0

us-gaap:AccountsReceivableNetNoncurrent

us-gaap:AccountsReceivableNetNoncurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value23232323222232
Percentage of AccountsReceivableNetNoncurrent100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedBonusesCurrent

us-gaap:AccruedBonusesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value6.8793.078.7197.5935.5223.672118.6475.375.1116129.3385.8681315
Percentage of AccruedBonusesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedProfessionalFeesCurrent

us-gaap:AccruedProfessionalFeesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312010-12-31
Value1283000.0977000.0530000.02292000.02313000.02036000.01421000.05177000.05275000.04805000.02770000.02681000.02708000.02360000.01261000.01767000.01407000.01570000.01213000.01655000.01632000.0787000.0507000.0626000.0466000.0858000.0574000.0788000.0706000.0792000.0531000.01393000.01326000.01269000.01031000.01565000.0820000.0836000.0
Percentage of AccruedProfessionalFeesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedSalariesCurrent

us-gaap:AccruedSalariesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value972000.01408000.0627000.01768000.02662000.01582000.02973000.01703000.02499000.01506000.03627000.01750000.03912000.02042000.04566000.04420000.0
Percentage of AccruedSalariesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedVacationCurrent

us-gaap:AccruedVacationCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value2400000.02612000.02625000.03362000.03484000.03007000.02540000.02647000.02887000.04379000.04100000.03835000.04868000.04820000.04672000.04007000.0
Percentage of AccruedVacationCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:AssetsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value4784243512942402181791399811817315216216919018412717614720329434830429030064847010914767140208103126328512998152
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value1111138.252161531116050411421591131081211711501321379977867290
Percentage of AssetsFairValueDisclosure2.42.73.72.86.77.317.58.261.542.623.793.598.166.956.766.0134.385.189.867.333.822.328.425.030.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-06-302014-12-31
Value490436364303256233210150159169214308341308330347432440416439421509522581235
Percentage of AssetsFairValueDisclosure102.4102.7103.7102.8106.7107.3117.5108.2161.5142.6123.7202.0209.8181.8173.2188.2338.3249.0282.2215.6143.3146.3171.4193.2276.6

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:CashAndCashEquivalents, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:MoneyMarketFunds, us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value4764223492922382151391018210214211611544
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:CashAndCashEquivalents, us-gaap:FairValueByMeasurementFrequency

us-gaap:MoneyMarketFunds, us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value4764223492922382151391018210214211611544
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashEquivalentsAtCarryingValue

us-gaap:CashEquivalentsAtCarryingValue


Cash
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value34917717312632258616711333851287739
Percentage of CashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 us-gaap:ClassOfWarrantOrRight

us-gaap:ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1

irwd:NoteHedgeWarrants


Class
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-04-152019-04-142019-03-31
Value21.521.521.518.8218.8221.521.521.521.518.8221.521.5
Percentage of ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConvertibleDebtCurrent

us-gaap:ConvertibleDebtCurrent


Convertible
Period End2021-06-30
Value112
Percentage of ConvertibleDebtCurrent100.0

us-gaap:ConvertibleDebtNoncurrent

us-gaap:ConvertibleDebtNoncurrent


Convertible
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
Value329436430424418413407402274269265261257253249
Percentage of ConvertibleDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentCarryingAmount


Debt
Period End2021-06-302021-03-312020-12-312020-09-302015-12-31
Value542546546550335
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent

us-gaap:DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent


Debt
Period End2021-06-302021-03-312020-12-312015-12-31
Value112112112114
Percentage of DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent100.0100.0100.0100.0

us-gaap:DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent us-gaap:DebtInstrument, us-gaap:LongtermDebtType

irwd:ConvertibleSeniorNotes2.25PercentDue2022, us-gaap:ConvertibleNotesPayable


Debt
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value191919191919114114114114114114114114114
Percentage of DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent17.60.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent us-gaap:LongtermDebtType

us-gaap:ConvertibleNotesPayable


Debt
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312016-12-31
Value112112112112112112114114114114
Percentage of DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent100.00.00.00.00.00.00.00.00.00.0

us-gaap:DebtInstrumentConvertibleConversionPrice1 us-gaap:DerivativeInstrumentRisk

us-gaap:DebtInstrumentConvertibleConversionPrice1

irwd:ConvertibleNoteHedge


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-04-152019-03-312018-12-312018-09-302018-06-302018-03-31
Value16.5816.5816.5816.5816.5816.5816.5816.5816.5814.5116.5816.5816.5816.5816.58
Percentage of DebtInstrumentConvertibleConversionPrice1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentFaceAmount us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentFaceAmount

irwd:ConvertibleSeniorNotes2.25PercentDue2022, us-gaap:ConvertibleNotesPayable


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-06-30
Value120120120120120120120120335335335335335335335
Percentage of DebtInstrumentFaceAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:DebtInstrumentInterestRateEffectivePercentage

irwd:ConvertibleSeniorNotes0.75PercentDue2024, us-gaap:ConvertibleNotesPayable


Debt
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value6.36.20.0620.0610.04730.061
Percentage of DebtInstrumentInterestRateEffectivePercentage100.0100.0100.0100.0100.0100.0

irwd:ConvertibleSeniorNotes1.50PercentDue2026, us-gaap:ConvertibleNotesPayable


Debt
Period End2020-12-312020-09-302020-06-302020-03-312019-12-31
Value6.76.60.0650.0650.0469
Percentage of DebtInstrumentInterestRateEffectivePercentage106.3106.5104.8106.699.2

irwd:ConvertibleSeniorNotes2.25PercentDue2022, us-gaap:ConvertibleNotesPayable


Debt
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-292019-06-30
Value9.79.70.0960.0950.0750.09340.0934
Percentage of DebtInstrumentInterestRateEffectivePercentage154.0156.5154.8155.7158.60.00.0

us-gaap:DebtInstrumentUnamortizedDiscount

us-gaap:DebtInstrumentUnamortizedDiscount


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302015-12-31
Value727883899499109107
Percentage of DebtInstrumentUnamortizedDiscount100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentUnamortizedDiscount us-gaap:LongtermDebtType

us-gaap:ConvertibleNotesPayable


Debt
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312016-12-312015-12-31
Value8389949910410956616594107
Percentage of DebtInstrumentUnamortizedDiscount100.0100.0100.0100.00.0100.00.00.00.00.0100.0

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxAssetsNet


Deferred
Period End2021-06-30
Value337
Percentage of DeferredIncomeTaxAssetsNet100.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-31
Value1922
Percentage of DeferredIncomeTaxLiabilities100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value414452459393502414367308203168147
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value2342652592543332802792311279157
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


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
Value5.0495.295181015664529251712
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value6059605036333229241414
Percentage of DeferredTaxAssetsTaxCreditCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value212423181915
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value6.1146.41510101719
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssetMeasurementInput us-gaap:MeasurementInputType

us-gaap:DerivativeAssetMeasurementInput

us-gaap:MeasurementInputExercisePrice


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value14.5114.5114.5114.5114.5114.5114.5114.5114.5116.5816.5816.5816.5816.58
Percentage of DerivativeAssetMeasurementInput100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MeasurementInputExpectedTerm


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value1.01.21.51.72.02.22.52.73.03.23.53.74.04.5
Percentage of DerivativeAssetMeasurementInput6.98.310.311.713.815.217.218.620.719.321.122.324.127.1

us-gaap:MeasurementInputPriceVolatility


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value39.048.946.750.20.5440.5240.4910.4780.4720.4580.4380.4070.4230.441
Percentage of DerivativeAssetMeasurementInput268.8337.0321.8346.03.73.63.43.33.32.82.62.52.62.7

us-gaap:MeasurementInputRiskFreeInterestRate


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value0.10.10.10.130.0020.0020.0160.0160.0170.0230.0250.0290.0270.021
Percentage of DerivativeAssetMeasurementInput0.70.70.70.90.00.00.10.10.10.10.20.20.20.1

us-gaap:MeasurementInputSharePrice


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value12.8711.1811.398.9910.3210.0913.318.5910.9411.3310.3618.4619.1214.99
Percentage of DerivativeAssetMeasurementInput88.777.178.562.071.169.591.759.275.468.362.5111.3115.390.4

us-gaap:DerivativeAssets us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:DerivativeAssets

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value1111138.25216153111605041142159108
Percentage of DerivativeAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssets us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value1111138.25216153111605041142159108
Percentage of DerivativeAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeLiabilities us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:DerivativeLiabilities

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value117.979127.6951212248.76850393312214392
Percentage of DerivativeLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeLiabilities us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value117.979127.6951212248.76850393312214392
Percentage of DerivativeLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeLiabilityMeasurementInput us-gaap:MeasurementInputType

us-gaap:DerivativeLiabilityMeasurementInput

us-gaap:MeasurementInputExercisePrice


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value18.8218.8218.8218.8218.8218.8218.8218.8218.8221.521.521.521.521.5
Percentage of DerivativeLiabilityMeasurementInput100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MeasurementInputExpectedTerm


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value1.51.82.02.32.52.83.03.33.53.84.14.44.55.0
Percentage of DerivativeLiabilityMeasurementInput8.09.610.612.213.314.915.917.518.617.719.120.520.923.3

us-gaap:MeasurementInputPriceVolatility


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value46.145.950.352.20.5270.5010.4650.4650.4710.4450.4360.4160.4490.441
Percentage of DerivativeLiabilityMeasurementInput245.0243.9267.3277.42.82.72.52.52.52.12.01.92.12.1

us-gaap:MeasurementInputRiskFreeInterestRate


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value0.20.10.10.140.0020.0030.0160.0160.0170.0230.0250.0290.0270.022
Percentage of DerivativeLiabilityMeasurementInput1.10.50.50.70.00.00.10.10.10.10.10.10.10.1

us-gaap:MeasurementInputSharePrice


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value12.8711.1811.398.9910.3210.0913.318.5910.9411.3310.3618.4619.1214.99
Percentage of DerivativeLiabilityMeasurementInput68.459.460.547.854.853.670.745.658.152.748.285.988.969.7

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions us-gaap:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions

irwd:PerformanceBasedRestrictedStockUnits


Employee
Period End2020-12-31
Value3.291
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions100.0

irwd:TimeBasedRestrictedStockUnits


Employee
Period End2020-12-31
Value26
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions818.4

us-gaap:RestrictedStock


Employee
Period End2020-12-31
Value1.473
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions44.8

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions us-gaap:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions

irwd:PerformanceBasedOptions


Employee
Period End2020-12-31
Value88000.0
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions100.0

irwd:TimeBasedVestingOptions


Employee
Period End2020-12-31
Value6557000.0
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions7451.1

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-31
Value1111138.25216153111605041142159108132
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue


Fair
Period End2021-06-302021-03-312020-12-312019-12-312018-12-31
Value117.979122433
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue us-gaap:FairValueByLiabilityClass

us-gaap:Warrant


Fair
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-31
Value7.6951212248.76850393312214392113
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue0.00.00.0100.00.00.00.0100.00.00.00.00.0

us-gaap:HedgingAssetsCurrent

us-gaap:HedgingAssetsCurrent


Hedging
Period End2021-06-30
Value11
Percentage of HedgingAssetsCurrent100.0

us-gaap:HedgingAssetsNoncurrent

us-gaap:HedgingAssetsNoncurrent


Hedging
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value11138.252161531116050411421591131081211711501321379977867290
Percentage of HedgingAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:HedgingLiabilitiesNoncurrent

us-gaap:HedgingLiabilitiesNoncurrent


Hedging
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value117.979127.6951212248.76850393312214396921031491331131208668756269
Percentage of HedgingLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPayableCurrent

us-gaap:InterestPayableCurrent


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value300000.02105000.01600000.02105000.0301000.02105000.0301000.01392000.0793000.02716000.0873000.02761000.0873000.02761000.0873000.02761000.0873000.05204000.0971000.02901000.01047000.02965000.01103000.03012000.01142000.0839000.0850000.0856000.0856000.0856000.0856000.0
Percentage of InterestPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value3129000.03129000.03128000.03128000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear


Lessee
Period End2021-06-302021-03-312020-09-30
Value1578000.02355000.0773000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear100.0100.0100.0

us-gaap:LiabilitiesFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:LiabilitiesFairValueDisclosure

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value117.979127.6951212248.76850393312217612712317423521219021617468756269
Percentage of LiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LiabilitiesFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-06-30
Value117.979127.6951212248.768503933122176127123174235212190216174687569
Percentage of LiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoff, irwd:SgcBusiness


Liabilities
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-31
Value0.00.00.00.00.00.015
Percentage of LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation0.00.00.00.00.00.0100.0

us-gaap:LongTermDebtFairValue us-gaap:DebtInstrument, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:LongtermDebtType

us-gaap:LongTermDebtFairValue

irwd:ConvertibleSeniorNotes0.75PercentDue2024, us-gaap:FairValueInputsLevel2, us-gaap:ConvertibleNotesPayable


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value234220222196206202235185
Percentage of LongTermDebtFairValue100.0100.0100.0100.0100.0100.0100.0100.0

irwd:ConvertibleSeniorNotes1.50PercentDue2026, us-gaap:FairValueInputsLevel2, us-gaap:ConvertibleNotesPayable


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value239225224196206202240183
Percentage of LongTermDebtFairValue101.9102.3100.8100.1100.1100.1101.998.8

irwd:ConvertibleSeniorNotes2.25PercentDue2022, us-gaap:FairValueInputsLevel2, us-gaap:ConvertibleNotesPayable


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value131130130124126124141120359370315433392
Percentage of LongTermDebtFairValue55.958.958.663.361.461.759.964.60.00.00.00.00.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths


Long
Period End2021-06-302021-03-312020-12-312020-09-30
Value1261267.2167.216
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive


Long
Period End2021-06-302021-03-312020-12-312020-09-30
Value2012013.03.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour


Long
Period End2021-06-302021-03-312020-12-312020-09-30
Value3.03.0203203
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree


Long
Period End2021-06-302021-03-312020-12-312020-09-30
Value2032034.54.5
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo


Long
Period End2021-06-302021-03-312020-12-312020-09-30
Value4.54.5126126
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear


Long
Period End2021-06-302021-03-312020-09-30
Value3608000.07216000.03609000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear100.0100.0100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value5.85.85.85.80.0580.0580.0580.0540.0530.067
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent us-gaap:CounterpartyName

irwd:SummerStreetLease


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value5.85.85.85.80.0580.0580.0580.0580.058
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0100.0100.0100.0100.0100.0107.4109.4

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthority

us-gaap:OperatingLossCarryforwards

us-gaap:DomesticCountry


Operating
Period End2020-12-31
Value1100
Percentage of OperatingLossCarryforwards100.0

us-gaap:StateAndLocalJurisdiction


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value900100087780768656651754527118397
Percentage of OperatingLossCarryforwards81.80.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherEmployeeRelatedLiabilitiesCurrent

us-gaap:OtherEmployeeRelatedLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value438000.0838000.01442000.01504000.01072000.02084000.01260000.01340000.0536000.01302000.02154000.02602000.01410000.02445000.01305000.04562000.0
Percentage of OtherEmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCash

us-gaap:RestrictedCash


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value2220000.02220000.02220000.02220000.02221000.02221000.02221000.08647000.08647000.07676000.07676000.07676000.08306000.07056000.07056000.07057000.08246000.0
Percentage of RestrictedCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashCurrent

us-gaap:RestrictedCashCurrent


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1735000.01735000.01735000.01735000.01250000.01250000.01250000.07676000.07676000.01250000.01250000.0
Percentage of RestrictedCashCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashNoncurrent

us-gaap:RestrictedCashNoncurrent


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value485000.0485000.0485000.0485000.0971000.0971000.0971000.0971000.0971000.06426000.06426000.07676000.07056000.0
Percentage of RestrictedCashNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringAndRelatedCostExpectedCost1 us-gaap:Range, us-gaap:RestructuringPlan

us-gaap:RestructuringAndRelatedCostExpectedCost1

srt:Maximum, irwd:ReductionInWorkforceDiscontinuedDevelopmentOfIw3718September292020


Restructuring
Period End2020-09-30
Value18
Percentage of RestructuringAndRelatedCostExpectedCost1100.0

srt:Minimum, irwd:ReductionInWorkforceDiscontinuedDevelopmentOfIw3718September292020


Restructuring
Period End2020-09-30
Value15
Percentage of RestructuringAndRelatedCostExpectedCost183.3

us-gaap:RestructuringReserve

us-gaap:RestructuringReserve


Restructuring
Period End2021-06-302021-03-312020-12-312018-03-312017-12-312014-09-302014-06-302014-03-31
Value2.2775.811101.1610.00.1010.3731.497
Percentage of RestructuringReserve100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:RestructuringReserve us-gaap:RestructuringCostAndReserve

us-gaap:ContractTermination


Restructuring
Period End2021-03-312020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-08-162017-12-31
Value0.0070.0050.1040.1040.1040.1040.4330.9880.9880.0
Percentage of RestructuringReserve0.10.00.00.00.00.00.00.00.00.0

us-gaap:EmployeeSeverance


Restructuring
Period End2021-06-302021-03-312020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-08-162018-06-302018-03-312017-12-312014-09-302014-06-302014-03-31
Value2.2775.804100.0750.3281.4492.8522.876.865112.311.1610.00.1010.3731.497
Percentage of RestructuringReserve100.099.9100.00.00.00.00.00.00.00.00.0100.00.0100.0100.0100.0

us-gaap:RestructuringReserve us-gaap:RestructuringCostAndReserve, us-gaap:RestructuringPlan

us-gaap:ContractTermination, irwd:ReductionInWorkforceDiscontinuedDevelopmentOfIw3718September292020


Restructuring
Period End2020-12-31
Value0.005
Percentage of RestructuringReserve0.0

us-gaap:EmployeeSeverance, irwd:ReductionInWorkforceDiscontinuedDevelopmentOfIw3718September292020


Restructuring
Period End2020-12-31
Value10
Percentage of RestructuringReserve100.0

us-gaap:RestructuringReserveCurrent

us-gaap:RestructuringReserveCurrent


Restructuring
Period End2021-06-302021-03-312020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.1245.475100.20.1790.4321.5972.9563.303
Percentage of RestructuringReserveCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

irwd:PerformanceBasedRestrictedStockUnits


Share
Period End2020-12-31
Value12.48
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0

irwd:TimeBasedRestrictedStockUnits


Share
Period End2020-12-312019-12-31
Value11.912.33
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue95.40.0

us-gaap:RestrictedStock


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312013-12-312012-12-312012-09-302011-12-31
Value10.3810.7618.5817.7112.6912.0311.9411.9613.3613.7705.725.725.72
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue83.20.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice


Share
Period End2020-12-31
Value12.26
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue


Share
Period End2020-12-312019-12-31
Value5.61325
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue


Share
Period End2020-12-31
Value5575000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice


Share
Period End2020-12-31
Value12.26
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1


Sharebased
Period End2020-12-31
Value5371000.0
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1100.0

us-gaap:StockRepurchaseProgramAuthorizedAmount1

us-gaap:StockRepurchaseProgramAuthorizedAmount1


Stock
Period End2021-05-31
Value150
Percentage of StockRepurchaseProgramAuthorizedAmount1100.0

us-gaap:StockRepurchaseProgramAuthorizedAmount1 us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


Stock
Period End2021-05-04
Value150
Percentage of StockRepurchaseProgramAuthorizedAmount10.0

us-gaap:TaxCreditCarryforwardAmount

us-gaap:TaxCreditCarryforwardAmount


Tax
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value656463534037
Percentage of TaxCreditCarryforwardAmount100.0100.0100.0100.0100.0100.0

us-gaap:UnamortizedDebtIssuanceExpense

us-gaap:UnamortizedDebtIssuanceExpense


Unamortized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302015-12-31
Value5733000.06145000.06543000.06928000.07300000.07659000.08339000.07443000.0
Percentage of UnamortizedDebtIssuanceExpense100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnamortizedDebtIssuanceExpense us-gaap:LongtermDebtType

us-gaap:ConvertibleNotesPayable


Unamortized
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312016-12-312015-12-31
Value6543000.06928000.07300000.07659000.08005000.08339000.04449000.04733000.05004000.06781000.07443000.0
Percentage of UnamortizedDebtIssuanceExpense100.0100.0100.0100.00.0100.00.00.00.00.0100.0

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate


Unrecognized
Period End2020-12-31
Value800000.0
Percentage of UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate100.0

Line plots across dimensions of each concept


us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities
(None,)
Antidilutive Securities Excluded From Computation Of Earnings Per Share Amountus-gaap: Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities
TTM Greenblatt ROC
_
(None,)
T T M  Greenblatt  R O C_
us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:IncomeStatementLocation
(None,)
Allocated Share Based Compensation Expenseus-gaap: Income Statement Location
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:CounterpartyName, us-gaap:ProductOrService, us-gaap:StatementGeographical
(None, 'irwd:CollaborativeArrangementCollaborationAgreements', 'irwd:ChinaHongKongAndMacau')
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Counterparty Name, us-gaap: Product Or Service, us-gaap: Statement Geographical
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:CounterpartyName, us-gaap:ProductOrService
('irwd:Alnylam', None)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Counterparty Name, us-gaap: Product Or Service
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:CounterpartyName, us-gaap:ProductOrService
(None, 'irwd:ActivePharmaceuticalIngredient')
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Counterparty Name, us-gaap: Product Or Service
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:CounterpartyName, us-gaap:ProductOrService
('irwd:AstrazenecaLicenseAgreement', None)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Counterparty Name, us-gaap: Product Or Service
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components