LGND


Line plots across dimensions of each concept
Tables

Table of contents



us-gaap:CommonStockValue
us-gaap:StatementEquityComponents
us-gaap:SharesIssued

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesAuthorized

us-gaap:PreferredStockSharesAuthorized

us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax
us-gaap:ProductOrService

us-gaap:GainLossOnInvestments

us-gaap:OperatingCostsAndExpenses

us-gaap:ResearchAndDevelopmentExpense

us-gaap:GeneralAndAdministrativeExpense

us-gaap:OperatingIncomeLoss

us-gaap:InterestExpense

us-gaap:InterestPaidNet

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:NonoperatingIncomeExpense

us-gaap:IncomeTaxExpenseBenefit

us-gaap:ProfitLoss

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:ShortTermInvestments

us-gaap:AccountsReceivableNetCurrent

us-gaap:InventoryNet

us-gaap:OtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill
us-gaap:CounterpartyName, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:IntangibleAssetsNetIncludingGoodwill
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:EquitySecuritiesFvNi
us-gaap:BalanceSheetLocation, us-gaap:FinancialInstrument
us-gaap:BalanceSheetLocation, us-gaap:FinancialInstrument, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FinancialInstrument

us-gaap:LiabilitiesCurrent

us-gaap:AccountsPayableCurrent

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:AccruedLiabilitiesCurrent

us-gaap:OperatingLeaseLiabilityCurrent

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

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapital

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ProfitLoss

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInInventories

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:RepaymentsOfLongTermDebt

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:EffectiveIncomeTaxRateContinuingOperations
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:ProceedsFromSaleOfShortTermInvestments

lgnd:AdjustmentsToAdditionalPaidInCapitalForeignCurrencyTranslationAdjustment
us-gaap:StatementEquityComponents

lgnd:AmortizationOfOtherEconomicRights
us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
lgnd:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsDiscountRate

lgnd:COVID19AccountsReceivableAllowanceForCreditLossPeriodIncreaseDecrease

lgnd:NonCashChangeInEstimatedFairValueOfContingentValueRights

lgnd:PaymentsToContingentValueRightHoldersFinancingActivity

lgnd:SharesReacquiredInHedgeTransactionValue

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments

us-gaap:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt
us-gaap:StatementEquityComponents

us-gaap:AllocatedShareBasedCompensationExpenseNetOfTax
us-gaap:IncomeStatementLocation

us-gaap:AmortizationOfFinancingCostsAndDiscounts
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationConsiderationTransferred1
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:ContractWithCustomerLiabilityRevenueRecognized
us-gaap:CounterpartyName

us-gaap:CostDirectMaterial

us-gaap:CostOfGoodsAndServicesSoldAmortization
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentIncreaseAccruedInterest

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedGainLoss
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:GainLossOnDispositionOfAssets1

us-gaap:GainLossOnDispositionOfIntangibleAssets
us-gaap:BusinessAcquisition
us-gaap:GoodwillAcquiredDuringPeriod

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncomeTaxesPaid

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable

us-gaap:IncreaseDecreaseInDeferredIncomeTaxes

us-gaap:IncreaseDecreaseInOtherCurrentLiabilities

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InvestmentIncomeInterest

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:BusinessAcquisition
us-gaap:PaymentsToAcquireBusinessesGross

us-gaap:PaymentsToAcquireShortTermInvestments

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments

us-gaap:ProceedsFromSaleOfIntangibleAssets

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:StockRepurchasedDuringPeriodShares

us-gaap:StockRepurchasedDuringPeriodValue
us-gaap:StatementEquityComponents

us-gaap:UnrealizedGainLossOnInvestments

us-gaap:WeightedAverageNumberOfSharesRestrictedStock
us-gaap:BusinessAcquisition
lgnd:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedTangibleAssets

lgnd:CommercialLicenseRights
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByLiabilityClass
lgnd:ContingentLiabilitiesFairValueDisclosure
us-gaap:FairValueByLiabilityClass

lgnd:CurrentPortionOfLiabilityForContingentValueRights

lgnd:DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNI

lgnd:DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNIAccumulatedGrossUnrealizedGainBeforeTax

lgnd:DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNIAccumulatedGrossUnrealizedLossBeforeTax

lgnd:DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNIAmortizedCost
us-gaap:FinancialInstrument
lgnd:EquitySecuritiesFVNIAccumulatedGrossUnrealizedGain
us-gaap:CounterpartyName, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
lgnd:FiniteLivedIntangibleAssetsAccumulatedAmortizationCreditLossAdjustments
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
lgnd:FiniteLivedIntangibleAssetsCreditLossAdjustments

lgnd:InvestmentInVikingCurrent

lgnd:LiabilityForContingentValueRights

lgnd:LicenseeAccrualCurrent

lgnd:ReturnsAccrual

lgnd:ShortTermInvestmentsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:AccruedProfessionalFeesCurrent

us-gaap:AccruedRoyaltiesCurrent

us-gaap:AssetsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FinancialInstrument
us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
us-gaap:FinancialInstrument
us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
us-gaap:FinancialInstrument
us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis
us-gaap:FinancialInstrument
us-gaap:AvailableForSaleSecuritiesDebtSecurities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities
us-gaap:Range, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:ConvertibleDebtFairValueDisclosures

us-gaap:ConvertibleDebtNoncurrent
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentFaceAmount
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentUnamortizedDiscount

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss
us-gaap:FinancialInstrument

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:EmployeeRelatedLiabilitiesCurrent
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:CounterpartyName, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:IncomeTaxesReceivable

us-gaap:InterestPayableCurrent

us-gaap:LiabilitiesFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:LongTermNotesPayable

us-gaap:NotesReceivableFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:OtherLiabilitiesFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:RestrictedCashCurrent
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

Tables

  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:CommonStockValue ▁▁▂▂▃▃▄▄▄▄▄▄▄▄▄█▄▄▃▃▃▃▄▃▄▄▄▄▄▄▄▄▄▄▄▄▄0.0160.0160.0170.0170.0190.020.0210.0210.0210.0210.0210.0210.0210.0210.0210.0280.0210.0210.020.020.020.020.0210.020.0210.0210.0210.0220.0210.0210.0210.0210.0210.0210.0210.0210.021NA0.021NANA
 us-gaap:SharesIssued us-gaap:StatementEquityComponents us-gaap:CommonStock▁▁▂▃▅▆▇████16.07116.0516.82317.56319.3919.66392920.76553321.22621.09521.3019821.148665NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CommonStockSharesIssued ▆▆▆▁▁▁████████████▇▇▇▇███████████████16.07116.0516.8230.0175630.019390.01966420.76553321.09517421.09517421.3019821.14866521.09483621.04974120.99604920.90930120.89888920.85312720.81563619.94901219.91833419.83710919.65835720.46852120.1170820.77852620.71705820.46852121.52828421.43584721.34288821.27860621.08267820.90496220.85252320.68250620.67954420.676547NA20.620917NANA
us-gaap:CommonStockSharesAuthorized █████████▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁60.060.060.060.060.060.060.060.060.033.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.33333333.333333NA33.333333NANA
us-gaap:PreferredStockSharesAuthorized ▄▄▄▄▄▄▄5.05.05.05.05.05.05.0NANANANANANANANANANANA5.0NANANA5.0NANANA5.0NANANA5.0NANANANANA0.833333NA0.833333NANA
us-gaap:CommonStockSharesOutstanding ▆▆▆▁▁▁████████████▇▇▇▇██████████16.07116.0516.8230.0175630.019390.01966420.76553321.09517421.09517421.3019821.14866521.09483621.04974120.99604920.90930120.89888920.85312720.81563619.94901219.91833419.83710919.65835720.46852120.1170820.77852620.71705820.46852121.52828421.43584721.34288821.27860621.082678NANA20.682506NANANANANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁█▁▁▁█▁▁▁▁▁▁▁▁▁▁▁16.69416.52917.24318.7719.55821.27721.10924.05224.43824.821.10923.55123.21623.01918920.89822.99727920.83180922.28397921.54221.45964821.27640420.63078821056.15621.34531121.78003421.20802321056.15620.84374220.4273620.2800320.12419.91767619.74926619.73919.73819.6731619.6502619.623NA19.62969319.608685
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁█▁▁▁█▁▁▁▁▁▁▁▁▁▁▁16.05516.52917.24318.7719.55820.44721.10921.14821.21221.20921.10921.07121.01320.93820.89820.88720.83220.70819.93319.88687719.7254119.61188120442.60320.41718720.73829920.60068320442.60320.35755820.25861820.18937820.03519.91767619.74926619.70919.67519.6731619.6502619.623NA19.62969319.608685
us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted ▁█16.05516.529NA18.7719.55820.447NA21.1480821.21187721.208793NA21.07067821.01261120.937627NA20.88670520.83180920.707926NA19.88687719.7254119.611881NA20.41718720.73829920.600683NA20.35755820.25861820.189378NA19.91767619.74926619.709078NA19.6731619.65026NANANANA
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount ▁█7.83210.144NA11.5497.4577.015NA3.1258152.0919080.148404NA0.2551013.8118133.711067NA3.5408060.03.5NA3.343719NA4.5NANANA1.0NANANA1.2NANANA1.5NANANANANANANA
us-gaap:EarningsPerShareBasic ▂▁▁▁▁█▁▂▂▂▁▁▁▁▁▁▁▁▁▄▂▁▁▁▁▁▁▁▁▁▁▁▁1.38-1.46-0.43-0.81-0.7432.59-0.333.193.452.13-0.330.40.290.240.150.05-0.280.320.3211.291.190.040.090.060.080.10.090.10.30.070.05-0.01-0.13NANANANANANANANA
us-gaap:EarningsPerShareDiluted ▂▁▁▁▁█▁▂▂▂▁▁▁▁▁▁▁▁▁▄▂▁▁▁▁▁▁▁▁▁▁▁▁1.32-1.46-0.43-0.81-0.7431.32-0.332.82.991.83-0.330.360.260.220.150.05-0.280.30.2910.461.110.040.090.060.070.10.090.090.30.070.05-0.01-0.13NANANANANANANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax ▄▃▃▃▃▄▅▄█▅▅▃▃▃▄▂▂▃▂▂▂▂▂▂▂▂▂▂▁▂▂▁▁▁▂▁▁▁▁▁▁41.4233.16127.00324.80824.98743.48450.46545.66390.04356.15750.46533.37527.99529.26738.18521.61919.52129.64821.19317.70118.41814.60214.73714.97310.60815.95814.73713.0059.5811.65113.6356.3755.7425.63612.9375.7417.4633.8963.947.8025.838
us-gaap:GainLossOnInvestments ▆▃▅▄▄▆▁█▇▆▅▅▅▅23.46-25.4578.48-10.52-12.36517.293-74.01962.39839.96321.0971.302-1.019-1.4-1.083NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingCostsAndExpenses ▇▆█▆▆▆▅▅▄▄▅▃▃▄▄▃▃▃▂▂▃▂▂▂▂▂▂▂▂▁▂▁▁▁▂▂▂▁▂▅▂34.3229.37337.18229.96629.11729.73822.11322.30119.86819.11622.11316.88214.9819.05118.83116.15315.14514.55210.1759.10414.05311.2538.3111.4419.2510.8588.319.9358.0667.7199.2447.6977.4726.4018.5179.5668.6995.80510.32723.9039.892
us-gaap:ResearchAndDevelopmentExpense ▆▅█▆▆▅▄▃▃▄▄▃▃▄▃▃▃▂▂▂▂▂▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▃▃12.73211.89118.66413.74212.21311.2898.845.4836.1357.4078.6334.7594.8228.6736.4085.8984.5074.0042.872.5384.013.9620.4323.0212.6893.1312.3742.4142.0222.4652.4752.6472.852.8172.5982.4713.2371.9863.1554.9356.602
us-gaap:GeneralAndAdministrativeExpense ▇▇▇▇███▇▇▆▆▅▅▅▅▅▅▅▅▄▅▄▁▅▄▄▃▄▃▃▃▃▃▃▂▃▃▃▃▂▃10.0699.26410.2779.52510.99411.08811.1639.6339.2947.6437.7497.0326.5497.3226.6266.3056.8636.8256.1884.9717.2255.9940.9316.7425.2395.0724.424.7564.3064.5024.2844.3823.943.5032.8314.1123.8553.4453.4663.0743.29
us-gaap:OperatingIncomeLoss ▁▁▁▁▁█▁▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁7.13.788-10.179-5.158-4.13826.54333.14923.36270.17537.04128.3516.49313.01510.21619.3555.4664.37615.09611.0168.5974.3653.3494.9543.5321.3585.16.4253.071.5143.9324.392-1.322-1.73-0.7655.728-3.399-0.81-1.483-5.962-15.675-3.628
us-gaap:InterestExpense ▂▃▃▄▄▄█▄▅▁▂▁▁▁▁▁▁▁6.2138.5488.8348.9939.0128.90620.14311.213.4542.6054.8352.8222.862.9413.673.1163.0513.005NA2.932.9692.9730.1311.5160.1810.2480.3220.3940.4530.9120.8450.8380.8470.7920.7150.70.6740.4230.0190.0080.013
us-gaap:InterestPaidNet ▆▂█▁█▁▁▂▁▃▁1.9340.5972.8120.12.8130.1020.00.5940.00.9190.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherNonoperatingIncomeExpense ▆▁▂▃▃▆▄▄▂▅█▅▅▅▅▆▅▅▅▆▅▄▄▅▆▄▅▅▅▅▅▅▅▅▅▅▅▅▆▆▅1.803-4.928-3.482-2.596-1.8061.874-0.664-0.808-3.8670.7394.0660.7550.2180.1410.6121.2150.5010.391-0.1211.4850.85-0.447-1.1910.5051.376-0.754-0.132-0.1190.0020.1910.2440.0150.0020.2540.556-0.010.0320.0481.9011.7280.168
us-gaap:GainsLossesOnExtinguishmentOfDebt ▁█0.00.659NANA0.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments ▂▁▁▁▁█▁▂▂▂▂▂▂▁▁▁▁▂▁▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁28.119-30.415-8.175-19.871-18.028842.713-56.78979.22695.57955.31230.66512.0718.36.1937.2291.211-9.6449.5715.8287.28422.292-0.0744.9150.9011.2412.152.0062.0253.8041.370.95-0.052-3.728-0.5225.997-3.884-0.773-3.557-1.587-11.4360.335
us-gaap:NonoperatingIncomeExpense ▆▄▅▅▅▆▁█▇▆▅▅▅▅▅▅▅▅▅▅▆▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▆▆▆21.019-34.2032.004-14.713-13.89816.17-89.93855.86425.40418.2712.315-4.422-4.715-4.023-12.126-4.255-14.02-5.525-5.188-1.31317.927-3.423-0.039-2.631-0.117-2.95-4.419-1.0452.29-2.562-3.4421.27-1.9980.2430.269-0.4850.037-2.0744.3754.2393.963
us-gaap:IncomeTaxExpenseBenefit ▅▅▅▅▅█▆▅▅▅▆▅▅▅▅▅▅▅▅▁▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅6.033-6.284-0.81-4.62-3.609176.37637.67411.86422.41910.03337.6743.6452.2421.11410.3540.16-3.8813.694-0.514-217.2550.2650.0150.1380.124-0.0470.0530.1380.060.110.066-1.6360.1420.338-0.0350.4950.0220.141NA-3.9350.4190.625
us-gaap:ProfitLoss ▂▁▁▁▁█▁▂▂▂▁▂▁▁▁▁▁▁▂▄▂▁▁▁▁▁▁▁▁22.086-24.131-7.365-15.251-14.419666.337-42.48267.36273.16245.279-7.018.4296.0585.079-3.1261.051-5.7636.6088.448224.53922.027-0.0896.7320.7771.2882.0971.8691.9656.091NANANANANANANANANANANANA
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax █▁-0.185-1.879NANA-0.5420.291NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▁▁▁▁▁█▁▂▂▂▁▁▁▁▁▁▁▁▁▄▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁22.086-24.131-7.365-15.251-14.419666.337-7.00767.36273.1645.279-7.0078.4266.0585.079-3.1251.051-5.7636.6086.341224.53923.5640.7541.8691.281.5922.0971.8691.9656.0911.4951.063-0.194-2.2671.3844.69-3.906-0.91410.0324.503-11.843-0.283
us-gaap:ComprehensiveIncomeNetOfTax ▂▁▁▁▁█▁▂▂▂▁▂▁▁▁▁▁▁▂▄▂▁▁▁▁▂▁▁▁▁▁▁▁▁▁▁▁▂24.643-28.782-6.088-16.202-14.458666.858-43.40367.44973.29545.13-7.8598.7026.0125.441-3.9830.958-5.5885.2748.029220.87425.4945.1346.254-0.218-4.30910.1262.5822.7716.322.6611.063-0.194-2.2671.3844.686-4.178-0.91910.006NANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:Assets ▅▅▆▆▇▇▅█▇▃▃▃▃▃▃▃▃▃▃▂▂▂▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁1242.9361185.9171494.9151547.4761801.8361913.9881260.8032105.7421858.284754.668671.021662.337640.024629.723601.585600.865616.799613.438533.929521.7304.762263.223104.713272.28399.847105.471104.713101.67799.57198.363104.2697.506104.594111.798122.35122.466127.435NA75.559NANA
us-gaap:Liabilities ▄▃▅▄▅▅▄█▇▂▂▂▂▂▂▂▂▂▂▂▂▂▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁547.933524.021727.683696.895760.383834.014699.8891406.2221238.471257.49252.374237.574230.615230.945230.732230.472224.883221.361229.538229.519235.709230.82855.1229.536.76140.4755.156.86260.30367.76777.77576.27186.14292.555105.36111.755113.764NA72.064NANA
us-gaap:LiabilitiesAndStockholdersEquity ▅▅▆▆▇▇▅█▇▃▃▃▃▃▃▃▃▃▃▂▂▂▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁1242.9361185.9171494.9151547.4761801.8361913.9881260.8032105.7421858.284754.668671.021662.337640.024629.723601.585600.865616.799613.438533.929521.7304.762263.223104.713272.28399.847105.471104.713101.67799.57198.363104.2697.506104.594111.798122.35122.466127.435NA75.559NANA
us-gaap:StockholdersEquity ▅▅▆▆██▅▅▅▄▄▄▃▃▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁695.003661.896767.232850.5811041.4531079.974560.914699.52619.813481.1399.788403.166385.116371.83341.29338.255391.916392.077304.391292.18169.05335.14849.61344.37264.1765.00149.61344.81539.26830.59626.48521.23518.452NA8.6462.3675.327NA-4.849NANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AssetsCurrent ▄▄▅▆▇▇▄█▇▂▂▂▂▂▂▂▁▁▂▂▂▂▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁863.624830.7271123.6451183.1031442.3071567.895870.541745.2251480.47349.051237.021224.201197.177174.701163.053140.691126.563133.059215.572210.324196.725191.71324.881198.5228.58533.40324.88116.63514.5717.7423.82317.43421.09623.54432.2326.81728.139NA37.019NANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▄▄▃▇█▄▄▄▅▂▁▂▂▁▁▃▃▂▃▃▄▅▁▆▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁115.156117.52771.543225.302273.047105.113117.164115.56151.45951.02420.6232.73960.22310.64118.75286.5861.3531.29397.42893.77108.238165.76611.639180.66314.53712.97711.6393.2715.9235.03712.3817.0468.8859.7777.0412.2513.4416.0333.3463.7963.235
us-gaap:ShortTermInvestments ▅▄▆▆▇█▄▆▅▂▂▂▂▂▂▁▁▁▂▁▁▁▁▁▁▁▁694.724621.284939.989874.3831059.0021323.575601.217891.128805.468213.329181.041169.52112.404148.733122.29637.53545.60381.908102.79193.52873.37111.4594.345.9257.4912.2754.34NANANA0.0NA1.51.51710.010.010.0NA19.351NANA
us-gaap:AccountsReceivableNetCurrent █▇▁41.87439.50630.387NANANA55.85NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:InventoryNet ▃▅▅▅▇█▅▆▆▇▃▄▅▅▂▃▃▂▂▁▁▂▁▁▁▂▁▂▂▂▂▂▂▁▁3.7027.327.2966.5659.63811.9057.1248.1369.5210.5314.3735.0076.8097.6291.9234.0273.8351.751.6331.2210.8022.8211.3921.0710.8171.9491.3921.8382.2652.8381.6972.5482.6981.3451.301NA2.594NA0.0NANA
us-gaap:OtherAssetsCurrent ▂▂▂▂▂▃▇█▄▂▁▁▁▁▁▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▁▁5.4894.944.7345.0395.6729.22820.41825.33912.8175.6471.5141.1121.0720.6412.1752.7562.6021.5621.9081.7771.8010.9260.9591.6021.1230.8410.9591.5121.2110.9860.8291.0152.0252.7781.3441.6631.868NA0.72NANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:PropertyPlantAndEquipmentNet █▇▇▇▆▆▆▅▅▄▅▄▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁7.8836.697.1856.4116.2685.5755.3724.4074.1874.1194.2123.5261.8751.8981.8191.8261.1810.5670.3720.3550.4050.440.8670.5510.6190.690.8670.8340.8040.7580.7880.8530.6440.3750.4550.6780.679NA0.559NANA
us-gaap:Goodwill █▇▇▇▇▇▇▇▇▇▇▆▆▆▆▆▆▆▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁103.36994.34195.22993.51388.086.80986.64685.96185.96185.96185.95972.20772.20772.20772.20772.35972.3672.99712.23812.23812.23812.23812.23812.23812.23812.23812.23812.23812.23812.23812.23812.23814.89414.89414.894NANANA0.7NANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ▇▇▇█▇██████▇▇▇▇▇▇▇▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁215.295206.52210.448216.268212.609216.29219.793216.276222.001225.306228.584196.578199.284201.99204.705207.435210.142212.82348.34748.94149.53550.12953.09951.31751.91152.50553.09953.69254.24555.31955.91256.5856.27356.85557.437NANANA12.251NANA
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:CounterpartyName,us-gaap:FiniteLivedIntangibleAssetsByMajorClass lgnd:AziyoAndCorMatrix,us-gaap:LicensingAgreements7.998NA12.196NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:CounterpartyName,us-gaap:FiniteLivedIntangibleAssetsByMajorClass lgnd:Palvella,us-gaap:LicensingAgreements0.0NA2.508NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:CounterpartyName,us-gaap:FiniteLivedIntangibleAssetsByMajorClass lgnd:SelexisAndDianomi,us-gaap:LicensingAgreements2.608NA5.386NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass us-gaap:LicensingAgreements10.606NA20.09NANANA31.46NANANA19.526NANANA25.821NANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IntangibleAssetsNetIncludingGoodwill ███████████▇▇▇▇▇▇▇▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁318.664300.861305.677309.781300.609303.099306.439302.237307.962311.267314.543268.785271.491274.197276.912279.794282.502285.8260.58561.17961.77362.36765.33763.55564.14964.74365.33765.9366.48367.55768.1568.81871.167NA72.331NANANANANANA
us-gaap:OperatingLeaseRightOfUseAsset ▇▇███▄▁9.6899.6310.35310.2810.9644.8810.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent █▂▄▄▃█▁▂▂▂▆▃▃▃▃▃▂▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▂▂▂▂▂6.0591.272.3572.4881.686.3960.4710.4990.6420.8944.8592.0281.6681.8211.7441.7440.6030.070.0270.2480.3010.3580.2990.230.2530.2750.2990.3440.3940.4510.5170.4160.5240.5630.7380.7770.773NA0.838NANA
us-gaap:EquitySecuritiesFvNi ▁▁▄▁▁▂▄█▅8.8164.648.48.310.2613.23346.191105.18359.796NA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:LiabilitiesCurrent ▁▁▁▁▂▃▂█▇▃▃▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁29.26420.43817.00235.695108.985186.77782.249793.344632.85246.979238.868231.683225.84226.995227.129226.131220.34712.2420.83616.25317.94918.15728.93918.43318.62121.00528.93932.46132.57133.01735.43929.87930.41927.20643.64342.45442.315NA33.488NANA
us-gaap:AccountsPayableCurrent ▄▂▂▁▂▄▃▁▂▂▁▂▁▅▂▂▂▂▃▂▂▅▃▃▄▃▃▃▃▄▄▄▅▆█▇█6.1033.3652.422.042.8885.0614.1831.6472.6823.4072.2593.6171.7996.4562.7342.7572.3362.6884.0833.1432.7087.4423.9514.8645.0593.6753.9514.3044.7555.5225.8546.0276.7467.89311.06510.07210.628NA8.597NANA
us-gaap:OtherAccruedLiabilitiesCurrent ▃▃▃▅▄█▅▆▅▃▂▁▂▁▂▃▁▁▂▁▂▁▄▃▃▆▄▄▄▅▄▆▄1.8581.5732.0653.1782.3215.5673.4643.8693.0661.9931.3390.7781.2380.6461.1241.8770.7710.4291.2220.4741.0910.6732.7111.8881.8394.1372.7112.6052.4513.22.9553.7392.97NA2.893NANANANANANA
us-gaap:AccruedLiabilitiesCurrent ▅▅▄▅▅▆█▄▄▃▃▂▂▂▂▃▂▁▂▁▂▁▂▁▁▂▂▂▁▂▂▂▁▁▃▃▃12.82811.8489.83613.0611.5414.77119.29.2679.3128.487.3776.4235.3254.686.3976.6754.9513.6695.3974.1565.6294.2635.3374.3113.2415.4515.3374.6194.0214.5184.9615.3814.2284.1438.2627.486.814NA8.859NANA
us-gaap:OperatingLeaseLiabilityCurrent █▇▆▅▅▆▁1.7281.4831.2420.9260.9891.1870.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ContractWithCustomerLiabilityCurrent █▄▂▂▁▃▃▂▂8.9174.3542.1392.230.9392.8083.2862.451.7NA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType lgnd:ConvertibleSeniorNotesDue2023,us-gaap:ConvertibleNotesPayable▄▄515.6515.6NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DeferredIncomeTaxLiabilitiesNet ▆▆█▂▁▃▁23.3421.76932.9373.7610.6949.6140.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent █▇▇▃▃▄▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁26.47122.3422.487.9797.69211.6810.9510.9861.5631.1350.7230.6950.9150.9150.6870.4080.3980.4460.2970.6430.7340.780.6950.7370.7280.6990.6950.690.6730.9661.0860.4030.3880.3880.3880.5450.694NA0.989NANA
us-gaap:OperatingLeaseLiabilityNoncurrent ▁▁▅▅█9.1819.2319.979.93210.489NA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:StockholdersEquity ▅▅▆▆██▅▅▅▄▄▄▃▃▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁695.003661.896767.232850.5811041.4531079.974560.914699.52619.813481.1399.788403.166385.116371.83341.29338.255391.916392.077304.391292.18169.05335.14849.61344.37264.1765.00149.61344.81539.26830.59626.48521.23518.452NA8.6462.3675.327NA-4.849NANA
us-gaap:CommonStockValue ▁▁▂▂▃▃▄▄▄▄▄▄▄▄▄█▄▄▃▃▃▃▄▃▄▄▄▄▄▄▄▄▄▄▄▄▄0.0160.0160.0170.0170.0190.020.0210.0210.0210.0210.0210.0210.0210.0210.0210.0280.0210.0210.020.020.020.020.0210.020.0210.0210.0210.0220.0210.0210.0210.0210.0210.0210.0210.0210.021NA0.021NANA
us-gaap:AdditionalPaidInCapital ▁▁▂▃▅▅▇██▇▇▇▇▇▇▇▇▇▆▆▆▆▆▆▆▆▆▇▆▆▆▆▆▆▆▆▆304.404295.94367.326444.587619.255643.317791.114883.477874.183808.765798.205793.724784.376777.102769.653762.576789.315783.89701.478697.061692.765684.355718.017707.18726.758723.279718.017758.08755.305752.952751.503747.316743.365741.889732.676731.899730.966NA729.271NANA
us-gaap:RetainedEarningsAccumulatedDeficit ██████▄▄▄▃▃▃▃▃▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁392.893370.807400.105407.47422.721437.14-229.197-183.914-254.24-327.4-400.924-393.914-402.34-408.398-431.127-428.001-401.165-395.402-402.01-410.458-634.997-658.561-671.339-666.371-667.65-669.242-671.339-673.208-675.173-681.263-682.759-683.822-682.654-680.387-681.771-687.273-683.38NA-691.947NANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▂▁▃▂▃▃▃▃▃▃▄▅▄▄▄▅▅▅▅▆█▇▄▅▅█▄▄▄▄-2.31-4.867-0.216-1.493-0.542-0.503-1.024-0.064-0.151-0.2862.4863.3353.0593.1052.7433.6523.7453.5684.9035.55811.2659.3342.9143.5435.04110.9432.9142.2011.3951.166NANANANANANA0.0NA0.031NANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue █▁7.3595.653NA6.2976.5715.347NA5.474.8124.555NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInOperatingActivities ▅▅▄▄▁▇▆▆█▇▆▆▅▅▅▅▅▅▅▅▅▅▅▄▄▄▅▄▅▄▄▄▄▄▅▄▄▄▄▄24.38216.922-7.339-6.197-61.05845.25832.57227.08273.64460.76131.3127.6510.38624.22220.99318.52310.37113.11413.66510.43710.0467.57910.373.7354.0082.57712.034-0.3596.9372.0782.172-0.91-0.732-0.3697.017-1.055-8.0450.911-1.3-7.674NA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅█▅▇█▆█▅▁▅▅▅▆▅▅▆▆▅▅▅▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▅▆▆-26.757308.536-63.179169.517265.80394.777275.302-78.252-586.738-33.581-36.174-56.53839.201-30.666-86.7275.07818.217-79.76-11.477-26.365-72.223-2.797-4.6580.0720.61-0.998-1.003-0.245-3.692-0.034-0.072-2.368-0.2423.945-2.279-0.1370.453-23.1691.0288.276NA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▄▁▃▂▃▂▁▄█▄▃▄▄▄▄▄▄▄▄▄▄▄▂▅▄▄▄▄▄▃▄▄▄▄▄▄▄▄▄▄-0.005-279.305-83.693-211.312-37.591-152.576-347.08558.917613.5293.224-7.2551.404-0.005-1.667-2.0941.6291.4690.5111.471.464.6490.781-175.478162.319-3.058-0.241-2.663-2.048-2.359-9.3883.2351.4390.082-0.840.0520.0025.024.945-0.178-0.041NA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▁█-2.37145.984NA-48.087167.031-12.411NA7.747100.43530.404NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInOperatingActivities ▅▅▄▄▁▇▆▆█▇▆▆▅▅▅▅▅▅▅▅▅▅▅▄▄▄▅▄▅▄▄▄▄▄▅▄▄▄▄▄24.38216.922-7.339-6.197-61.05845.25832.57227.08273.64460.76131.3127.6510.38624.22220.99318.52310.37113.11413.66510.43710.0467.57910.373.7354.0082.57712.034-0.3596.9372.0782.172-0.91-0.732-0.3697.017-1.055-8.0450.911-1.3-7.674NA
us-gaap:NetIncomeLoss ▁▁▁▁▁█▁▂▂▂▁▁▁▁▁▁▁▁▁▄▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁22.086-24.131-7.365-15.251-14.419666.337-7.00767.36273.1645.279-7.0078.4266.0585.079-3.1251.051-5.7636.6086.341224.53923.5640.7541.8691.281.5922.0971.8691.9656.0911.4951.063-0.194-2.2671.3844.69-3.906-0.91410.0324.503-11.843-0.283
us-gaap:ProfitLoss ▂▁▁▁▁█▁▂▂▂▁▂▁▁▁▁▁▁▂▄▂▁▁▁▁▁▁▁▁22.086-24.131-7.365-15.251-14.419666.337-42.48267.36273.16245.279-7.018.4296.0585.079-3.1261.051-5.7636.6088.448224.53922.027-0.0896.7320.7771.2882.0971.8691.9656.091NANANANANANANANANANANANA
us-gaap:DepreciationDepletionAndAmortization ▆▅█▆▅▇▅█▅▅▆▃▄▅▅▄▄▄▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▂4.4473.4225.8013.7793.6955.0863.2975.4083.0113.0024.1332.0172.5852.9792.9682.9342.8132.5750.6870.6430.6350.650.6650.6620.6690.6680.6560.6680.6690.670.7490.6380.6780.6780.6910.7430.7850.5640.0950.669NA
us-gaap:IncreaseDecreaseInAccountsReceivable ▇▇▇▆▅▁▇▇▇██▆▇▅▇▅▆▇▆▆▆▅▅▆▆▆▅▇▅▆▆▆▆▅▇▆▆▆▆▆3.0688.3988.4291.699-6.356-29.2358.1644.9754.89311.51210.267-0.6466.38-7.6438.114-3.38-1.8135.6040.653-0.04-1.891-5.211-5.9572.679-1.542.451-3.2854.808-3.9230.0332.4321.34-1.175-4.1184.3910.681-0.133-1.0240.8980.095NA
us-gaap:IncreaseDecreaseInInventories ▁▄▅▃▆▇▄▄▄█▄▃▇▆▃▅▇▄▅▄▅▅▅▅▄▅▄▅▅▅▄▅▅▅▄▄▄▆-5.726-1.2510.561-3.0731.752.823-1.204-0.632-0.5834.978-1.142-2.3013.0891.197-2.150.1923.055-0.8530.243-0.3750.3830.15-0.3250.254-1.1320.557-0.560.343-0.327-0.102-1.8280.4930.2610.044-0.659-0.634-1.6181.797NANANA
us-gaap:ShareBasedCompensation ▇▆▆▆▇▆▆▆▆▅█▆▅▆▆▆▅▅▅▄▅▄▁▅▅▄▄▄▄▃▃▃▄▃▃▃▄▃▃▃7.3595.6536.36.2976.5715.3476.0095.474.8124.5558.9985.2484.6246.0455.2035.3314.2414.1182.9472.8363.7612.914-3.1293.7023.0262.0671.5171.5331.4921.1240.9511.0131.3940.7090.7050.951.2440.4520.3110.557NA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅█▅▇█▆█▅▁▅▅▅▆▅▅▆▆▅▅▅▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▅▆▆-26.757308.536-63.179169.517265.80394.777275.302-78.252-586.738-33.581-36.174-56.53839.201-30.666-86.7275.07818.217-79.76-11.477-26.365-72.223-2.797-4.6580.0720.61-0.998-1.003-0.245-3.692-0.034-0.072-2.368-0.2423.945-2.279-0.1370.453-23.1691.0288.276NA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInFinancingActivities ▄▁▃▂▃▂▁▄█▄▃▄▄▄▄▄▄▄▄▄▄▄▂▅▄▄▄▄▄▃▄▄▄▄▄▄▄▄▄▄-0.005-279.305-83.693-211.312-37.591-152.576-347.08558.917613.5293.224-7.2551.404-0.005-1.667-2.0941.6291.4690.5111.471.464.6490.781-175.478162.319-3.058-0.241-2.663-2.048-2.359-9.3883.2351.4390.082-0.840.0520.0025.024.945-0.178-0.041NA
us-gaap:RepaymentsOfLongTermDebt ▁█▁▂▁▁█▁0.0203.210.027.3230.00.0195.8890.0NANA0.00.0NANANANANANA0.00.00.00.010.2222.4173.5113.4363.3623.2913.2199.7140.01.50.08.5NANANANANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock ▁▄▄█▂▇▄▁▃▁▁▁▁▁0.073.28781.942181.18938.332151.58570.1410.050.8321.8951.9660.00.00.0NANA0.00.5020.00.4890.00.0-38.523NANANA0.0NANANANANANANA0.00.0NANANANANA
  2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30

None

us-gaap:CommonStockValue

us-gaap:CommonStockValue


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value16000.016000.017000.017000.019000.020000.021000.021000.021000.021000.021000.021000.021000.021000.021000.028000.021000.021000.020000.020000.020000.020000.021000.020000.021000.021000.021000.022000.021000.021000.021000.021000.021000.021000.021000.021000.021000.021000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:SharesIssued us-gaap:StatementEquityComponents

us-gaap:SharesIssued

us-gaap:CommonStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1616161719192021212121
Percentage of SharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1616160.0175630.019390.0196642021212121212120202020201919191920202020202121212121202020202020
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:CommonStockSharesAuthorized

us-gaap:CommonStockSharesAuthorized


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value6060606060606060603333333333333333333333333333333333333333333333333333333333
Percentage of CommonStockSharesAuthorized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:PreferredStockSharesAuthorized

us-gaap:PreferredStockSharesAuthorized


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312015-12-312014-12-312013-12-312012-12-312011-06-302010-12-31
Value5000000.05000000.05000000.05000000.05000000.05000000.05000000.05000000.05000000.05000000.05000000.0833330.0833330.0
Percentage of PreferredStockSharesAuthorized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-31
Value1616160.0175630.019390.019664202121212121212020202020191919192020202020212121212120
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value16161718192121242424212323232022202221212120210562121212105620202020191919191919191919
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value16161718192021212121212121202020202019191919204422020202044220202020191919191919191919
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value16161819202121212121202020201919192020202020201919191919
Percentage of WeightedAverageNumberOfShareOutstandingBasicAndDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-03-312014-03-312013-03-312012-03-31
Value7.83210117.4577.0153.1258152.0919080.1484040.2551013.8118133.7110673.5408060.03.53.3437194.51.01.21.5
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:StockCompensationPlan


None
Period End2020-03-312019-09-302019-06-30
Value0.60.70.8
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount5.96.110.7

None

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value1.38-1.46-0.43-0.81-0.7432.59-0.333.193.452.13-0.330.40.290.240.150.05-0.280.320.3211.291.190.040.090.060.080.10.090.10.30.070.05-0.01-0.13
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value1.32-1.46-0.43-0.81-0.7431.32-0.332.82.991.83-0.330.360.260.220.150.05-0.280.30.2910.461.110.040.090.060.070.10.090.090.30.070.05-0.01-0.13
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value413327242443504590565033272938211929211718141414101514139.5811136.3755.7425.636125.7417.4633.8963.947.8025.838
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductOrService

lgnd:ContractRevenue


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value5.1892.135.25311
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax12.56.421.025.5
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax12.56.421.025.5
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax lgnd:ContractRevenue100.0100.0100.0100.0

lgnd:Evomela


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value1.1991.5761.5151.1440.9111.3561.161.6
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.94.86.14.62.13.01.32.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.94.86.14.62.13.01.32.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax lgnd:Evomela100.0100.0100.0100.0100.0100.0100.0100.0

lgnd:Kyprolis


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value5.4814.4057.6024.8823.8336.2864.733.262
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax13.213.330.619.58.813.85.35.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax13.213.330.619.58.813.85.35.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax lgnd:Kyprolis100.0100.0100.0100.0100.0100.0100.0100.0

lgnd:LicenseFees


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.660.9753.1160.2431.990.852.9940.26547269.3890.7380.6662.872
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.62.911.51.08.02.05.90.653.348.018.62.22.49.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.62.911.51.08.02.05.90.653.348.018.62.22.49.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax lgnd:LicenseFees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lgnd:LicenseFeesMilestonesandProductOtherProductOther


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value1.0570.8213.1593.6472.2050.9361.1351.1660.9833.0710.036
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.62.512.714.65.12.01.32.12.911.00.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.62.512.714.65.12.01.32.12.911.00.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax lgnd:LicenseFeesMilestonesandProductOtherProductOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lgnd:MaterialSalesCaptisol


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value24217.1326.8498.5498.959107.0277.6124.3917.7347.6645.551.121
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax59.163.726.427.634.220.620.015.48.57.815.323.019.83.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax59.163.726.427.634.220.620.015.48.57.815.323.019.83.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax lgnd:MaterialSalesCaptisol100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lgnd:Milestone


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value3.4720.3342.5544.794.175110.5251.3081.9192.8253.5292.0594.4971.008
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax8.41.09.519.316.727.41.02.92.15.07.06.216.13.4
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax8.41.09.519.316.727.41.02.92.15.07.06.216.13.4
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax lgnd:Milestone100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lgnd:Promacta


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312019-03-062019-03-052018-09-302018-06-302018-03-31
Value0.00.00.00.0141414272415
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.00.00.032.60.00.060.927.527.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.00.00.032.60.00.060.927.527.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax lgnd:Promacta0.00.00.00.0100.0100.0100.0100.0100.0100.0

lgnd:RoyaltyOther


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value0.5010.5840.650.60.6010.6730.70.385
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.21.82.62.41.41.50.80.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.21.82.62.41.41.50.80.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax lgnd:RoyaltyOther100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Royalty


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value7.1816.5659.7676.626193631202114
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax17.319.839.426.544.979.134.937.165.750.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax17.319.839.426.544.979.134.937.165.750.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:Royalty100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Service


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value4.5823.3574.5593.883
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax11.110.118.28.9
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax11.110.118.28.9
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:Service100.0100.0100.0100.0

None

us-gaap:GainLossOnInvestments

us-gaap:GainLossOnInvestments


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value23-25.4578.48-10.52-12.36517-74.0196239211.302-1.019-1.4-1.083
Percentage of GainLossOnInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax56.6-76.831.4-42.4-49.539.8-146.7136.644.437.62.6-3.1-5.0-3.7

None

us-gaap:OperatingCostsAndExpenses

us-gaap:OperatingCostsAndExpenses


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value342937292929222219192216141918161514109.10414118.31119.25108.319.9358.0667.7199.2447.6977.4726.4018.5179.5668.6995.80510239.892
Percentage of OperatingCostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax82.988.6137.7120.8116.568.443.848.822.134.043.850.653.565.149.374.777.649.148.051.476.377.156.476.487.268.056.476.484.266.367.8120.7130.1113.665.8166.6116.6149.0262.1306.4169.4

None

us-gaap:ResearchAndDevelopmentExpense

us-gaap:ResearchAndDevelopmentExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1211181312118.845.4836.1357.4078.6334.7594.8228.6736.4085.8984.5074.0042.872.5384.013.9620.4323.0212.6893.1312.3742.4142.0222.4652.4752.6472.852.8172.5982.4713.2371.9863.1554.9356.602
Percentage of ResearchAndDevelopmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax30.735.969.155.448.926.017.512.06.813.217.114.317.229.616.827.323.113.513.514.321.827.12.920.225.319.616.118.621.121.218.241.549.650.020.143.043.451.080.163.3113.1

None

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GeneralAndAdministrativeExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value109.264109.5251011119.6339.2947.6437.7497.0326.5497.3226.6266.3056.8636.8256.1884.9717.2255.9940.9316.7425.2395.0724.424.7564.3064.5024.2844.3823.943.5032.8314.1123.8553.4453.4663.0743.29
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax24.327.938.138.444.025.522.121.110.313.615.421.123.425.017.429.235.223.029.228.139.241.06.345.049.431.830.036.644.938.631.468.768.662.221.971.651.788.488.039.456.4

None

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value7.13.788-10.179-5.158-4.138263323703728161310195.4664.37615118.5974.3653.3494.9543.5321.3585.16.4253.071.5143.9324.392-1.322-1.73-0.7655.728-3.399-0.81-1.483-5.962-15.675-3.628
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax17.111.4-37.7-20.8-16.51900.865.751.277.966.056.249.446.534.950.725.322.450.952.048.623.722.933.623.612.832.043.623.615.833.732.2-20.7-30.1-13.644.3-59.2-10.9-38.1-151.3-200.9-62.1

None

us-gaap:InterestExpense

us-gaap:InterestExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value6.2138.5488.8348.9939.0128.9062011132.6054.8352.8222.862.9413.673.1163.0513.0052.932.9692.9730.1311.5160.1810.2480.3220.3940.4530.9120.8450.8380.8470.7920.7150.70.6740.4230.0190.0080.013
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax15.025.832.736.336.120.539.924.514.94.69.68.510.210.09.614.415.610.116.616.120.40.910.11.71.62.23.04.77.86.213.114.814.15.512.29.010.90.50.10.2

None

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1934000.0597000.02812000.0100000.02813000.0102000.00594000.00919000.00
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.00.0100.00.0100.00.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax4.71.810.40.411.30.20.01.30.01.60.0

None

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1803000.0-4928000.0-3482000.0-2596000.0-1806000.01874000.0-664000.0-808000.0-3867000.0739000.04066000.0755000.0218000.0141000.0612000.01215000.0501000.0391000.0-121000.01485000.0850000.0-447000.0-1191000.0505000.01376000.0-754000.0-132000.0-119000.02000.0191000.0244000.015000.02000.0254000.0556000.0-10000.032000.048000.01901000.01728000.0168000.0
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax4.4-14.9-12.9-10.5-7.24.3-1.3-1.8-4.31.38.12.30.80.51.65.62.61.3-0.68.44.6-3.1-8.13.413.0-4.7-0.9-0.90.01.61.80.20.04.54.3-0.20.41.248.222.12.9

None

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GainsLossesOnExtinguishmentOfDebt


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value0659000.000
Percentage of GainsLossesOnExtinguishmentOfDebt0.0100.00.00.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.02.00.00.0

None

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value28-30.415-8.175-19.871-18.028842-56.78979955530128.36.1937.2291.211-9.6449.5715.8287.28422-0.0744.9150.9011.2412.152.0062.0253.8041.370.95-0.052-3.728-0.5225.997-3.884-0.773-3.557-1.587-11.4360.335
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax67.9-91.7-30.3-80.1-72.11938.0-112.5173.5106.198.560.836.229.621.218.95.6-49.432.327.541.2121.0-0.533.46.011.713.513.615.639.711.87.0-0.8-64.9-9.346.4-67.7-10.4-91.3-40.3-146.65.7

None

us-gaap:NonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value21-34.2032.004-14.713-13.89816-89.9385525182.315-4.422-4.715-4.023-12.126-4.255-14.02-5.525-5.188-1.31317-3.423-0.039-2.631-0.117-2.95-4.419-1.0452.29-2.562-3.4421.27-1.9980.2430.269-0.4850.037-2.0744.3754.2393.963
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax50.7-103.17.4-59.3-55.637.2-178.2122.328.232.54.6-13.2-16.8-13.7-31.8-19.7-71.8-18.6-24.5-7.497.3-23.4-0.3-17.6-1.1-18.5-30.0-8.023.9-22.0-25.219.9-34.84.32.1-8.40.5-53.2111.054.367.9

None

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-09-302010-06-30
Value6.033-6.284-0.81-4.62-3.60917637112210373.6452.2421.114100.16-3.8813.694-0.514-217.2550.2650.0150.1380.124-0.0470.0530.1380.060.110.066-1.6360.1420.338-0.0350.4950.0220.141-3.9350.4190.625
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax14.6-18.9-3.0-18.6-14.4405.674.726.024.917.974.710.98.03.827.10.7-19.912.5-2.4-1227.41.40.10.90.8-0.40.30.90.51.10.6-12.02.25.9-0.63.80.41.9-99.95.410.7

None

us-gaap:ProfitLoss

us-gaap:ProfitLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value22-24.131-7.365-15.251-14.419666-42.482677345-7.018.4296.0585.079-3.1261.051-5.7636.6088.44822422-0.0896.7320.7771.2882.0971.8691.9656.091
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax53.3-72.8-27.3-61.5-57.71532.4-84.2147.581.380.6-13.925.321.617.4-8.24.9-29.522.339.91268.5119.6-0.645.75.212.113.112.715.163.6

None

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value-185000.0-1879000.0-542000.0291000.0
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-0.4-5.7-2.20.7

None

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value22-24.131-7.365-15.251-14.419666-7.007677345-7.0078.4266.0585.079-3.1251.051-5.7636.6086.341224230.7541.8691.281.5922.0971.8691.9656.0911.4951.063-0.194-2.2671.3844.69-3.906-0.914104.503-11.843-0.283
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax53.3-72.8-27.3-61.5-57.71532.4-13.9147.581.380.6-13.925.221.617.4-8.24.9-29.522.329.91268.5127.95.212.78.515.013.112.715.163.612.87.8-3.0-39.524.636.3-68.0-12.2257.5114.3-151.8-4.8

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value22-24.131-15.251-14.419666677345
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax53.3-72.8-61.5-57.71532.4147.581.380.6
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.0

None

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value24-28.782-6.088-16.202-14.458666-43.403677345-7.8598.7026.0125.441-3.9830.958-5.5885.2748.029220255.1346.254-0.218-4.309102.5822.7716.322.6611.063-0.194-2.2671.3844.686-4.178-0.91910
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax59.5-86.8-22.5-65.3-57.91533.6-86.0147.781.480.4-15.626.121.518.6-10.44.4-28.617.837.91247.8138.435.242.4-1.5-40.663.517.521.366.022.87.8-3.0-39.524.636.2-72.8-12.3256.8

None

us-gaap:Assets

us-gaap:Assets


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1242118514941547180119131260210518587546716626406296016006166135335213042631042729910510410199981049710411112212212775
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:Liabilities

us-gaap:Liabilities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value54752472769676083469914061238257252237230230230230224221229229235230552293640555660677776869210511111372
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets44.144.248.745.042.243.655.566.866.634.137.635.936.036.738.438.436.536.143.044.077.387.752.684.336.838.452.655.960.668.974.678.282.482.886.191.389.395.4

None

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1242118514941547180119131260210518587546716626406296016006166135335213042631042729910510410199981049710411112212212775
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value69566176785010411079560699619481399403385371341338391392304292693549446465494439302621188.6462.3675.327-4.8493.744-10.365
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets55.955.851.355.057.856.444.533.233.463.759.660.960.259.056.756.363.563.957.056.022.713.447.416.364.361.647.444.139.431.125.421.817.67.11.94.2-6.40.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312010-12-312009-12-312008-12-31
Value-2.31-4.867-0.216-1.493-0.542-0.503-1.024-0.064-0.151-0.2862.4860.0310.5130.081
Percentage of StockholdersEquity-0.3-0.7-0.0-0.2-0.1-0.0-0.2-0.0-0.0-0.10.6-0.613.7-0.8
Percentage of Assets-0.2-0.4-0.0-0.1-0.0-0.0-0.1-0.0-0.0-0.00.40.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312011-12-312010-12-312009-12-312008-12-31
Value304295367444619643791883874808798732729726711
Percentage of StockholdersEquity43.844.747.952.359.559.6141.0126.3141.0168.1199.78474.2-15039.619415.6-6862.5
Percentage of Assets24.525.024.628.734.433.662.742.047.0107.2119.0598.8965.20.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312011-12-312010-12-312009-12-312008-12-31
Value0.0160.0160.0170.0170.0190.020.0210.0210.0210.0210.0210.0210.0210.0210.02
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.2-0.40.6-0.2
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312011-12-312010-12-312009-12-312008-12-31
Value392370400407422437-229.197-183.914-254.24-327.4-400.924-681.771-691.947-681.574-679.626
Percentage of StockholdersEquity56.556.052.147.940.640.5-40.9-26.3-41.0-68.1-100.3-7885.414269.9-18204.46556.9
Percentage of Assets31.631.326.826.323.522.8-18.2-8.7-13.7-43.4-59.7-557.2-915.80.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value863830112311831442156787017451480349237224197174163140126133215210196191241982833241614172317212332262837
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets69.570.075.276.580.081.969.082.979.746.335.333.830.827.727.123.420.521.740.440.364.672.823.872.928.631.723.816.414.618.022.817.920.221.126.321.922.149.0

None

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value115117712252731051171151515120326010188661319793108165111801412113.2715.9235.037127.0468.8859.7777.0412.2513.4416.0333.3463.7963.2351628
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.39.94.814.615.25.59.35.58.26.83.14.99.41.73.114.49.95.118.218.035.563.011.166.414.612.311.13.25.95.111.97.28.58.75.81.82.70.04.40.00.00.00.0

None

us-gaap:ShortTermInvestments

us-gaap:ShortTermInvestments


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-312012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value694621939874105913236018918052131811691121481223745811029373114.345.9257.49124.340.01.51.51710.010.010.019
Percentage of ShortTermInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0
Percentage of Assets55.952.462.956.558.869.247.742.343.328.327.025.617.623.620.36.27.413.419.317.924.14.44.12.27.511.64.10.01.41.48.28.27.825.6

None

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


None
Period End2020-06-302020-03-312019-12-312018-12-31
Value41393055
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0
Percentage of Assets3.43.32.04.4

None

us-gaap:InventoryNet

us-gaap:InventoryNet


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-06-302010-12-31
Value3.7027.327.2966.5659.638117.1248.1369.52104.3735.0076.8097.6291.9234.0273.8351.751.6331.2210.8022.8211.3921.0710.8171.9491.3921.8382.2652.8381.6972.5482.6981.3451.3012.5940.0
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.30.60.50.40.50.60.60.40.51.40.70.81.11.20.30.70.60.30.30.20.31.11.30.40.81.81.31.82.32.91.62.62.61.21.12.00.0

None

us-gaap:OtherAssetsCurrent

us-gaap:OtherAssetsCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value5.4894.944.7345.0395.6729.2282025125.6471.5141.1121.0720.6412.1752.7562.6021.5621.9081.7771.8010.9260.9591.6021.1230.8410.9591.5121.2110.9860.8291.0152.0252.7781.3441.6631.8680.72
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.40.30.30.30.51.61.20.70.70.20.20.20.10.40.50.40.30.40.30.60.40.90.61.10.80.91.51.21.00.81.01.92.51.11.41.51.0

None

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value7883000.06690000.07185000.06411000.06268000.05575000.05372000.04407000.04187000.04119000.04212000.03526000.01875000.01898000.01819000.01826000.01181000.0567000.0372000.0355000.0405000.0440000.0867000.0551000.0619000.0690000.0867000.0834000.0804000.0758000.0788000.0853000.0644000.0375000.0455000.0678000.0679000.0559000.0
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.60.60.50.40.30.30.40.20.20.50.60.50.30.30.30.30.20.10.10.10.10.20.80.20.60.70.80.80.80.80.80.90.60.30.40.60.50.7

None

us-gaap:Goodwill

us-gaap:Goodwill


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value103949593888686858585857272727272727212121212121212121212121212121414140.7
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.38.06.46.04.94.56.94.14.611.412.810.911.311.512.012.011.711.92.32.34.04.611.74.512.311.611.712.012.312.411.712.614.213.312.20.9

None

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value215206210216212216219216222225228196199201204207210212484849505351515253535455555656565712
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets17.317.414.114.011.811.317.410.311.929.934.129.731.132.134.034.534.134.79.19.416.319.050.718.852.049.850.752.854.556.253.658.053.850.946.916.2

None

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:CounterpartyName, us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsNet

lgnd:AziyoAndCorMatrix, us-gaap:LicensingAgreements


None
Period End2020-06-302019-12-31
Value7.99812
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0
Percentage of Assets0.60.8
Percentage of Assets lgnd:AziyoAndCorMatrix us-gaap:LicensingAgreements0.00.0

lgnd:Palvella, us-gaap:LicensingAgreements


None
Period End2020-06-302019-12-31
Value0.02.508
Percentage of FiniteLivedIntangibleAssetsNet0.020.6
Percentage of Assets0.00.2
Percentage of Assets lgnd:Palvella us-gaap:LicensingAgreements0.00.0

lgnd:SelexisAndDianomi, us-gaap:LicensingAgreements


None
Period End2020-06-302019-12-31
Value2.6085.386
Percentage of FiniteLivedIntangibleAssetsNet32.644.2
Percentage of Assets0.20.4
Percentage of Assets lgnd:SelexisAndDianomi us-gaap:LicensingAgreements0.00.0

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:LicensingAgreements


None
Period End2020-06-302019-12-312018-12-312017-12-312016-12-31
Value1020311925
Percentage of FiniteLivedIntangibleAssetsNet132.6164.70.00.00.0
Percentage of Assets0.91.32.52.94.3
Percentage of Assets us-gaap:LicensingAgreements0.00.00.00.00.0

None

us-gaap:IntangibleAssetsNetIncludingGoodwill

us-gaap:IntangibleAssetsNetIncludingGoodwill


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value31830030530930030330630230731131426827127427627928228560616162656364646565666768687172
Percentage of IntangibleAssetsNetIncludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets25.625.420.420.016.715.824.314.416.641.246.940.642.443.546.046.645.846.611.311.720.323.762.423.364.261.462.464.866.868.765.470.668.059.1

us-gaap:IntangibleAssetsNetIncludingGoodwill us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:LicensingAgreements


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-03-312016-12-312016-09-302016-06-302015-12-31
Value10203540313120201919252525268.554
Percentage of IntangibleAssetsNetIncludingGoodwill3.56.611.413.310.210.36.96.66.46.29.39.39.39.314.1
Percentage of Assets0.91.32.32.21.62.51.01.12.62.94.14.34.34.21.6
Percentage of Assets us-gaap:LicensingAgreements0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value9.6899.631010104.8810.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.80.80.70.70.60.30.0

None

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value6059000.01270000.02357000.02488000.01680000.06396000.0471000.0499000.0642000.0894000.04859000.02028000.01668000.01821000.01744000.01744000.0603000.070000.027000.0248000.0301000.0358000.0299000.0230000.0253000.0275000.0299000.0344000.0394000.0451000.0517000.0416000.0524000.0563000.0738000.0777000.0773000.0838000.0
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.50.10.20.20.10.30.00.00.00.10.70.30.30.30.30.30.10.00.00.00.10.10.30.10.30.30.30.30.40.50.50.40.50.50.60.60.61.1

None

us-gaap:EquitySecuritiesFvNi

us-gaap:EquitySecuritiesFvNi


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value8.8164.6488.3101346105590.0
Percentage of EquitySecuritiesFvNi100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.70.43.20.50.60.73.75.03.20.0

us-gaap:EquitySecuritiesFvNi us-gaap:BalanceSheetLocation, us-gaap:FinancialInstrument

us-gaap:ShortTermInvestments, us-gaap:Warrant


None
Period End2020-06-302019-12-31
Value8.89.9
Percentage of EquitySecuritiesFvNi99.820.5
Percentage of Assets0.70.7
Percentage of Assets us-gaap:ShortTermInvestments us-gaap:Warrant0.00.0

us-gaap:EquitySecuritiesFvNi us-gaap:BalanceSheetLocation, us-gaap:FinancialInstrument, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:ShortTermInvestments, us-gaap:CommonStock, us-gaap:EquityMethodInvestee


None
Period End2020-06-302019-12-31
Value4348
Percentage of EquitySecuritiesFvNi493.4100.0
Percentage of Assets3.53.2
Percentage of Assets us-gaap:ShortTermInvestments us-gaap:CommonStock us-gaap:EquityMethodInvestee0.00.0

us-gaap:EquitySecuritiesFvNi us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value8.8164.6219.918.31410129.257
Percentage of EquitySecuritiesFvNi100.0100.520.5100.2100.096.120.0
Percentage of Assets0.70.40.70.50.60.70.7
Percentage of Assets us-gaap:FairValueInputsLevel10.00.00.00.00.00.00.0

us-gaap:FairValueInputsLevel3


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.00.00.00.00.00.510.0
Percentage of EquitySecuritiesFvNi0.00.00.00.00.03.90.0
Percentage of Assets0.00.00.00.00.00.00.0
Percentage of Assets us-gaap:FairValueInputsLevel30.00.00.00.00.00.00.0

us-gaap:EquitySecuritiesFvNi us-gaap:FinancialInstrument

us-gaap:Warrant


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.1770.0580.1250.0650.1560.510.0
Percentage of EquitySecuritiesFvNi2.01.30.30.81.53.90.0
Percentage of Assets0.00.00.00.00.00.00.0
Percentage of Assets us-gaap:Warrant0.00.00.00.00.00.00.0

None

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value2920173510818682793632246238231225226227226220122016171828181821283232333529302743424233
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.41.71.12.36.09.86.537.734.132.735.635.035.336.037.837.635.72.03.93.15.96.927.66.818.619.927.631.932.733.634.030.629.124.335.734.733.244.3

None

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value6.1033.3652.422.042.8885.0614.1831.6472.6823.4072.2593.6171.7996.4562.7342.7572.3362.6884.0833.1432.7087.4423.9514.8645.0593.6753.9514.3044.7555.5225.8546.0276.7467.8931110108.597
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.50.30.20.10.20.30.30.10.10.50.30.50.31.00.50.50.40.40.80.60.92.83.81.85.13.53.84.24.85.65.66.26.47.19.08.28.311.4

None

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherAccruedLiabilitiesCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1858000.01573000.02065000.03178000.02321000.05567000.03464000.03869000.03066000.01993000.01339000.0778000.01238000.0646000.01124000.01877000.0771000.0429000.01222000.0474000.01091000.0673000.02711000.01888000.01839000.04137000.02711000.02605000.02451000.03200000.02955000.03739000.02970000.02893000.0
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.10.20.10.30.30.20.20.30.20.10.20.10.20.30.10.10.20.10.40.32.60.71.83.92.62.62.53.32.83.82.82.4

None

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccruedLiabilitiesCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value12119.836131114199.2679.3128.487.3776.4235.3254.686.3976.6754.9513.6695.3974.1565.6294.2635.3374.3113.2415.4515.3374.6194.0214.5184.9615.3814.2284.1438.2627.486.8148.859
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.01.00.70.80.60.81.50.40.51.11.11.00.80.71.11.10.80.61.00.81.81.65.11.63.25.25.14.54.04.64.85.54.03.76.86.15.311.7

None

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1728000.01483000.01242000.0926000.0989000.01187000.00
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.10.10.10.10.10.10.0

None

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value8917000.04354000.02139000.02230000.0939000.02808000.03286000.02450000.01700000.00
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.70.40.10.10.10.10.30.10.10.0

None

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

us-gaap:LongTermDebt

lgnd:ConvertibleSeniorNotesDue2023, us-gaap:ConvertibleNotesPayable


None
Period End2020-06-302020-04-062020-03-312020-02-29
Value515234515234
Percentage of LongTermDebt100.0100.0100.0100.0
Percentage of Assets41.50.043.50.0
Percentage of Assets lgnd:ConvertibleSeniorNotesDue2023 us-gaap:ConvertibleNotesPayable0.00.00.00.0

None

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2321323.7610.6949.6140.0
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.00.0
Percentage of Assets1.91.82.20.20.00.50.0

None

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value2622227.9797.692110.9510.9861.5631.1350.7230.6950.9150.9150.6870.4080.3980.4460.2970.6430.7340.780.6950.7370.7280.6990.6950.690.6730.9661.0860.4030.3880.3880.3880.5450.6940.989
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.11.91.50.50.40.60.10.00.10.20.10.10.10.10.10.10.10.10.10.10.20.30.70.30.70.70.70.70.71.01.00.40.40.30.30.40.51.3

None

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value9.1819.2319.979.932100.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.00.0
Percentage of Assets0.70.80.70.60.60.0

None

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value69566176785010411079560699619481399403385371341338391392304292693549446465494439302621188.6462.3675.327-4.8493.744-10.365
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets55.955.851.355.057.856.444.533.233.463.759.660.960.259.056.756.363.563.957.056.022.713.447.416.364.361.647.444.139.431.125.421.817.67.11.94.2-6.40.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312010-12-312009-12-312008-12-31
Value-2.31-4.867-0.216-1.493-0.542-0.503-1.024-0.064-0.151-0.2862.4860.0310.5130.081
Percentage of StockholdersEquity-0.3-0.7-0.0-0.2-0.1-0.0-0.2-0.0-0.0-0.10.6-0.613.7-0.8
Percentage of Assets-0.2-0.4-0.0-0.1-0.0-0.0-0.1-0.0-0.0-0.00.40.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312011-12-312010-12-312009-12-312008-12-31
Value304295367444619643791883874808798732729726711
Percentage of StockholdersEquity43.844.747.952.359.559.6141.0126.3141.0168.1199.78474.2-15039.619415.6-6862.5
Percentage of Assets24.525.024.628.734.433.662.742.047.0107.2119.0598.8965.20.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312011-12-312010-12-312009-12-312008-12-31
Value0.0160.0160.0170.0170.0190.020.0210.0210.0210.0210.0210.0210.0210.0210.02
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.2-0.40.6-0.2
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312011-12-312010-12-312009-12-312008-12-31
Value392370400407422437-229.197-183.914-254.24-327.4-400.924-681.771-691.947-681.574-679.626
Percentage of StockholdersEquity56.556.052.147.940.640.5-40.9-26.3-41.0-68.1-100.3-7885.414269.9-18204.46556.9
Percentage of Assets31.631.326.826.323.522.8-18.2-8.7-13.7-43.4-59.7-557.2-915.80.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:CommonStockValue

us-gaap:CommonStockValue


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value16000.016000.017000.017000.019000.020000.021000.021000.021000.021000.021000.021000.021000.021000.021000.028000.021000.021000.020000.020000.020000.020000.021000.020000.021000.021000.021000.022000.021000.021000.021000.021000.021000.021000.021000.021000.021000.021000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

None

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value304295367444619643791883874808798793784777769762789783701697692684718707726723718758755752751747743741732731730729
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets24.525.024.628.734.433.662.742.047.0107.2119.0119.8122.6123.4127.9126.9128.0127.8131.4133.6227.3260.0685.7259.7727.9685.8685.7745.6758.6765.5720.8766.4710.7663.6598.8597.6573.6965.2

None

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value392370400407422437-229.197-183.914-254.24-327.4-400.924-393.914-402.34-408.398-431.127-428.001-401.165-395.402-402.01-410.458-634.997-658.561-671.339-666.371-667.65-669.242-671.339-673.208-675.173-681.263-682.759-683.822-682.654-680.387-681.771-687.273-683.38-691.947
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets31.631.326.826.323.522.8-18.2-8.7-13.7-43.4-59.7-59.5-62.9-64.9-71.7-71.2-65.0-64.5-75.3-78.7-208.4-250.2-641.1-244.7-668.7-634.5-641.1-662.1-678.1-692.6-654.9-701.3-652.7-608.6-557.2-561.2-536.3-915.8

None

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312011-06-302010-12-31
Value-2.31-4.867-0.216-1.493-0.542-0.503-1.024-0.064-0.151-0.2862.4863.3353.0593.1052.7433.6523.7453.5684.9035.558119.3342.9143.5435.041102.9142.2011.3951.1660.00.031
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0
Percentage of Assets-0.2-0.4-0.0-0.1-0.0-0.0-0.1-0.0-0.0-0.00.40.50.50.50.50.60.60.60.91.13.73.52.81.35.010.42.82.21.41.20.00.0

None

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value7.3595.6536.2976.5715.3475.474.8124.555
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value7.3595.6536.2976.5715.3475.474.8124.555
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.0

None

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2416-7.339-6.197-61.058453227736031271024201810131310107.579103.7354.0082.57712-0.3596.9372.0782.172-0.91-0.732-0.3697.017-1.055-8.0450.911-1.3-7.674
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax58.951.0-27.2-25.0-244.4104.164.559.381.8108.262.082.837.182.855.085.753.144.264.559.054.551.970.424.937.816.181.7-2.872.417.815.9-14.3-12.7-6.554.2-18.4-107.823.4-33.0-98.4

None

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-26.757308-63.17916926594275-78.252-586.738-33.581-36.174-56.53839-30.666-86.7275.07818-79.76-11.477-26.365-72.223-2.797-4.6580.0720.61-0.998-1.003-0.245-3.692-0.034-0.072-2.368-0.2423.945-2.279-0.1370.453-23.1691.0288.276
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-64.6930.4-234.0683.31063.8218.0545.5-171.4-651.6-59.8-71.7-169.4140.0-104.8-227.123.593.3-269.0-54.2-148.9-392.1-19.2-31.60.55.8-6.3-6.8-1.9-38.5-0.3-0.5-37.1-4.270.0-17.6-2.46.1-594.726.1106.1

None

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-0.005-279.305-83.693-211.312-37.591-152.576-347.085586133.224-7.2551.404-0.005-1.667-2.0941.6291.4690.5111.471.464.6490.781-175.478162-3.058-0.241-2.663-2.048-2.359-9.3883.2351.4390.082-0.840.0520.0025.024-0.178-0.041
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-0.0-842.3-309.9-851.8-150.4-350.9-687.8129.0681.45.7-14.44.2-0.0-5.7-5.57.57.51.76.98.225.25.3-1190.71084.1-28.8-1.5-18.1-15.7-24.6-80.623.722.61.4-14.90.40.067.0640.3-4.5-0.5

None

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-2.37145-48.087167-12.4117.74710030
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-5.7138.7-193.8668.5-28.517.0111.554.1

None

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2416-7.339-6.197-61.058453227736031271024201810131310107.579103.7354.0082.57712-0.3596.9372.0782.172-0.91-0.732-0.3697.017-1.055-8.0450.911-1.3-7.674
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax58.951.0-27.2-25.0-244.4104.164.559.381.8108.262.082.837.182.855.085.753.144.264.559.054.551.970.424.937.816.181.7-2.872.417.815.9-14.3-12.7-6.554.2-18.4-107.823.4-33.0-98.4

None

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value22-24.131-7.365-15.251-14.419666-7.007677345-7.0078.4266.0585.079-3.1251.051-5.7636.6086.341224230.7541.8691.281.5922.0971.8691.9656.0911.4951.063-0.194-2.2671.3844.69-3.906-0.914104.503-11.843-0.283
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax53.3-72.8-27.3-61.5-57.71532.4-13.9147.581.380.6-13.925.221.617.4-8.24.9-29.522.329.91268.5127.95.212.78.515.013.112.715.163.612.87.8-3.0-39.524.636.3-68.0-12.2257.5114.3-151.8-4.8

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value22-24.131-15.251-14.419666677345
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax53.3-72.8-61.5-57.71532.4147.581.380.6
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.0

None

us-gaap:ProfitLoss

us-gaap:ProfitLoss


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value22-24.131-7.365-15.251-14.419666-42.482677345-7.018.4296.0585.079-3.1261.051-5.7636.6088.44822422-0.0896.7320.7771.2882.0971.8691.9656.091
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax53.3-72.8-27.3-61.5-57.71532.4-84.2147.581.380.6-13.925.321.617.4-8.24.9-29.522.339.91268.5119.6-0.645.75.212.113.112.715.163.6

None

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value4.4473.4225.8013.7793.6955.0863.2975.4083.0113.0024.1332.0172.5852.9792.9682.9342.8132.5750.6870.6430.6350.650.6650.6620.6690.6680.6560.6680.6690.670.7490.6380.6780.6780.6910.7430.7850.5640.0950.669
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value3.0688.3988.4291.699-6.356-29.2358.1644.9754.8931110-0.6466.38-7.6438.114-3.38-1.8135.6040.653-0.04-1.891-5.211-5.9572.679-1.542.451-3.2854.808-3.9230.0332.4321.34-1.175-4.1184.3910.681-0.133-1.0240.8980.095
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInInventories


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-5726000.0-1251000.0561000.0-3073000.01750000.02823000.0-1204000.0-632000.0-583000.04978000.0-1142000.0-2301000.03089000.01197000.0-2150000.0192000.03055000.0-853000.0243000.0-375000.0383000.0150000.0-325000.0254000.0-1132000.0557000.0-560000.0343000.0-327000.0-102000.0-1828000.0493000.0261000.044000.0-659000.0-634000.0-1618000.01797000.0
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value7.3595.6536.36.2976.5715.3476.0095.474.8124.5558.9985.2484.6246.0455.2035.3314.2414.1182.9472.8363.7612.914-3.1293.7023.0262.0671.5171.5331.4921.1240.9511.0131.3940.7090.7050.951.2440.4520.3110.557
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-26.757308-63.17916926594275-78.252-586.738-33.581-36.174-56.53839-30.666-86.7275.07818-79.76-11.477-26.365-72.223-2.797-4.6580.0720.61-0.998-1.003-0.245-3.692-0.034-0.072-2.368-0.2423.945-2.279-0.1370.453-23.1691.0288.276
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-64.6930.4-234.0683.31063.8218.0545.5-171.4-651.6-59.8-71.7-169.4140.0-104.8-227.123.593.3-269.0-54.2-148.9-392.1-19.2-31.60.55.8-6.3-6.8-1.9-38.5-0.3-0.5-37.1-4.270.0-17.6-2.46.1-594.726.1106.1

None

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-0.005-279.305-83.693-211.312-37.591-152.576-347.085586133.224-7.2551.404-0.005-1.667-2.0941.6291.4690.5111.471.464.6490.781-175.478162-3.058-0.241-2.663-2.048-2.359-9.3883.2351.4390.082-0.840.0520.0025.024-0.178-0.041
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-0.0-842.3-309.9-851.8-150.4-350.9-687.8129.0681.45.7-14.44.2-0.0-5.7-5.57.57.51.76.98.225.25.3-1190.71084.1-28.8-1.5-18.1-15.7-24.6-80.623.722.61.4-14.90.40.067.0640.3-4.5-0.5

None

us-gaap:RepaymentsOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value0.02030.0270.00.01950.00.00.00.00.00.00.0102.4173.5113.4363.3623.2913.2199.7140.01.50.08.5
Percentage of RepaymentsOfLongTermDebt0.0100.00.0100.00.00.0100.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0

None

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-312011-12-312011-09-30
Value0.0738118138151700.0501.8951.9660.00.00.00.00.5020.00.4890.00.0-38.5230.00.00.0
Percentage of PaymentsForRepurchaseOfCommonStock0.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.00.00.00.0100.00.0100.00.00.0100.00.00.00.0

None

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-03-312015-09-302014-09-30
Value0.2150.2070.2320.20.2090.150.230.180.30.270.180.39-29.830.09
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:EmployeeStockOption


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value2318100.02184500.01956400.01939600.01943900.01927700.01736300.01769800.01876300.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:EmployeeStockOption


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value82.2682.5577.5477.2477.1776.4366.7165.653.17
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-12-31
Value115118722262741071191591515120321897
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

None

us-gaap:ProceedsFromSaleOfShortTermInvestments

us-gaap:ProceedsFromSaleOfShortTermInvestments


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0.0179391100430.34155630.5123.5950.12265171.2091.311.80720103.3021.9190.459-1.4960.340.530.6260.00.00.00.00.01.50.08.50.00.05.458132.73410
Percentage of ProceedsFromSaleOfShortTermInvestments0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.0100.00.0100.00.00.0100.0100.0100.0100.0

lgnd:AdjustmentsToAdditionalPaidInCapitalForeignCurrencyTranslationAdjustment

lgnd:AdjustmentsToAdditionalPaidInCapitalForeignCurrencyTranslationAdjustment


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-31
Value-185000.0-1879000.0-764000.0-542000.0291000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalForeignCurrencyTranslationAdjustment100.0100.0100.0100.0100.0

lgnd:AdjustmentsToAdditionalPaidInCapitalForeignCurrencyTranslationAdjustment us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-31
Value-185000.0-1879000.0-764000.0-542000.0291000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalForeignCurrencyTranslationAdjustment100.0100.0100.0100.0100.0

lgnd:AmortizationOfOtherEconomicRights

lgnd:AmortizationOfOtherEconomicRights


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value-225000.02958000.04765000.01933000.02437000.00
Percentage of AmortizationOfOtherEconomicRights100.0100.0100.0100.0100.00.0

lgnd:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsDiscountRate us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass

lgnd:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsDiscountRate

lgnd:Icagen, us-gaap:CustomerRelationships


None
Period End2020-04-01
Value0.17
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsDiscountRate100.0

lgnd:Icagen, us-gaap:TechnologyBasedIntangibleAssets


None
Period End2020-04-01
Value0.17
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsDiscountRate100.0

lgnd:COVID19AccountsReceivableAllowanceForCreditLossPeriodIncreaseDecrease

lgnd:COVID19AccountsReceivableAllowanceForCreditLossPeriodIncreaseDecrease


None
Period End2020-06-30
Value100000.0
Percentage of COVID19AccountsReceivableAllowanceForCreditLossPeriodIncreaseDecrease100.0

lgnd:NonCashChangeInEstimatedFairValueOfContingentValueRights

lgnd:NonCashChangeInEstimatedFairValueOfContingentValueRights


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-1000.0372000.0792000.0222000.0419000.0-1403000.0189000.0-907000.0-1770000.0-960000.0-278000.0-1336000.0-826000.0-140000.0-739000.0-957000.0-332000.0-1306000.0-37000.02301000.0-7274000.0-3000.01283000.0-1619000.0-1313000.0-1948000.0-3965000.0-532000.02741000.0-1841000.0-2841000.01580000.0-1153000.0764000.035000.0-260000.0679000.0-1736000.0
Percentage of NonCashChangeInEstimatedFairValueOfContingentValueRights100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lgnd:PaymentsToContingentValueRightHoldersFinancingActivity

lgnd:PaymentsToContingentValueRightHoldersFinancingActivity


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value01800000.003000000.00025000.0
Percentage of PaymentsToContingentValueRightHoldersFinancingActivity0.0100.00.0100.00.00.0100.0

lgnd:SharesReacquiredInHedgeTransactionValue

lgnd:SharesReacquiredInHedgeTransactionValue


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value3.503-3.5410.0-0.2940.2940.0
Percentage of SharesReacquiredInHedgeTransactionValue100.0100.00.0100.0100.00.0

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value-0.368-0.832.7971.4544.2051.8181.6722.631.150.00.169-0.132-0.0020.0460.162-0.179-0.011-0.320.073-0.1070.0340.00.00.0
Percentage of AccretionAmortizationOfDiscountsAndPremiumsInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt

us-gaap:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt


None
Period End2020-06-302020-03-312018-06-302018-03-31
Value-0.023-2.745162.781
Percentage of AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt100.0100.0100.0100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312018-06-302018-03-31
Value-0.023-2.745162.781
Percentage of AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt100.0100.0100.0100.0

us-gaap:AllocatedShareBasedCompensationExpenseNetOfTax

us-gaap:AllocatedShareBasedCompensationExpenseNetOfTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value7.3595.6536.36.2976.5715.3476.0095.474.8124.5558.9985.2484.6246.0455.2035.3314.244.1182.9472.8363.762.914-3.1293.7023.0272.0671.5171.5331.4921.1240.9511.0131.3940.7090.7050.951.221
Percentage of AllocatedShareBasedCompensationExpenseNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllocatedShareBasedCompensationExpenseNetOfTax us-gaap:IncomeStatementLocation

us-gaap:GeneralAndAdministrativeExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value4.343.2563.7953.8164.0433.223.7773.2132.7162.7883.0232.8542.6962.1062.4792.4862.5582.5331.9981.8792.5071.994-2.022.5332.0711.3781.0841.0951.0440.7380.7140.750.871
Percentage of AllocatedShareBasedCompensationExpenseNetOfTax59.057.660.260.661.560.262.958.756.461.233.654.458.334.847.646.660.361.567.866.366.768.464.668.468.466.771.571.470.065.775.174.062.5

us-gaap:ResearchAndDevelopmentExpense


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value3.0192.3972.5052.4812.5282.1272.2322.2572.0961.7675.9752.3941.9283.9392.7242.8451.6821.5850.9490.9571.2530.92-1.1091.1690.9560.6890.4330.4380.4480.3860.2370.2630.523
Percentage of AllocatedShareBasedCompensationExpenseNetOfTax41.042.439.839.438.539.837.141.343.638.866.445.641.765.252.453.439.738.532.233.733.331.635.431.631.633.328.528.630.034.324.926.037.5

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AmortizationOfFinancingCostsAndDiscounts


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value5.2397.2037.4267.5637.5537.446189.7123.0182.9722.9272.8822.8382.7952.7522.712.6682.6282.5882.5492.5092.4711.2230.00.00.0
Percentage of AmortizationOfFinancingCostsAndDiscounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferred1

lgnd:Icagen


None
Period End2020-04-01
Value19
Percentage of BusinessCombinationConsiderationTransferred1100.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

lgnd:CoreAssetsPartneredProgramsAndIonChannelTechnologyOfIcagen, us-gaap:SubsequentEvent


None
Period End2020-02-11
Value15
Percentage of BusinessCombinationConsiderationTransferred10.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CapitalExpendituresIncurredButNotYetPaid


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value229000.063000.0495000.0-54000.0-247000.0301000.011000.0-62000.066000.00-1700000.01700000.0
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:ContractWithCustomerLiabilityRevenueRecognized


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2000000.0400000.0-1700000.01000000.02700000.01300000.0
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized us-gaap:CounterpartyName

lgnd:Palvella


None
Period End2020-06-30
Value3000000.0
Percentage of ContractWithCustomerLiabilityRevenueRecognized150.0

us-gaap:CostDirectMaterial

us-gaap:CostDirectMaterial


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value7.6444.6832.4053.858
Percentage of CostDirectMaterial100.0100.0100.0100.0

us-gaap:CostOfGoodsAndServicesSoldAmortization

us-gaap:CostOfGoodsAndServicesSoldAmortization


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value3.8753.5356.3043.5523.5053.5033.4835.7253.3053.2783.9942.7062.706
Percentage of CostOfGoodsAndServicesSoldAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentIncreaseAccruedInterest us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentIncreaseAccruedInterest

lgnd:ConvertibleSeniorNotesDue2023, us-gaap:ConvertibleNotesPayable


None
Period End2020-03-31
Value600000.0
Percentage of DebtInstrumentIncreaseAccruedInterest100.0

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedGainLoss

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedGainLoss


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value2742000.0-2772000.0-187000.0503000.0230000.0-495000.0-110000.0
Percentage of DebtSecuritiesAvailableForSaleUnrealizedGainLoss100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedGainLoss us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value2742000.0-2772000.0-187000.0503000.0230000.0-495000.0-110000.0
Percentage of DebtSecuritiesAvailableForSaleUnrealizedGainLoss100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value9000.0-169000.0171000.0-95000.0-123000.0130000.0-215000.0000
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:GainLossOnDispositionOfAssets1

us-gaap:GainLossOnDispositionOfAssets1


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-09-302015-12-312015-09-302014-12-312014-09-30
Value0.00.00.00.00.08120.00.00.00.00.00.0-0.050.00.0-0.0160.0
Percentage of GainLossOnDispositionOfAssets10.00.00.00.00.0100.00.00.00.00.00.00.0100.00.00.0100.00.0

us-gaap:GainLossOnDispositionOfIntangibleAssets

us-gaap:GainLossOnDispositionOfIntangibleAssets


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-03-062018-12-312018-09-302018-06-302018-03-31
Value0.00.00.00.00.08128120.00.00.00.0
Percentage of GainLossOnDispositionOfIntangibleAssets0.00.00.00.00.0100.0100.00.00.00.00.0

us-gaap:GoodwillAcquiredDuringPeriod us-gaap:BusinessAcquisition

us-gaap:GoodwillAcquiredDuringPeriod

lgnd:Icagen


None
Period End2020-04-01
Value9000000.0
Percentage of GoodwillAcquiredDuringPeriod100.0

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromEquityMethodInvestments


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value-25.4568.48-10.52-12.36517-59.2994732211.302-1.019-1.248-1.083-8.993-1.396-11.138-1.605-2.103-2.169-0.870.00.00.00.0
Percentage of IncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:IncomeTaxesPaid

us-gaap:IncomeTaxesPaid


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value0.00.010.024690.060.00.0560.1140.1710.0120.0130.0360.0960.0020.00.0350.0010.0090.0060.0020.0110.0230.00.0030.00.0210.0050.0240.0-0.0020.0170.0120.00.00.0270.0
Percentage of IncomeTaxesPaid0.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.00.0100.0100.0100.00.00.0100.00.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value795000.02114000.0-3452000.0406000.0-1904000.0-1876000.0587000.0-5497000.047000.0321000.0936000.0-496000.0-190000.0-1963000.0710000.0244000.0979000.0-4302000.0966000.0-1886000.01560000.0-4667000.0720000.0265000.0-2741000.0-1002000.0-452000.0287000.0-495000.0-2098000.0-1792000.0642000.0-145000.0-3506000.0-5150000.01765000.0-7213000.0-970000.0788000.0-6203000.0
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value4.5924.081-30.884-66.5421130.00.00.0
Percentage of IncreaseDecreaseInAccruedIncomeTaxesPayable100.0100.0100.0100.0100.00.00.00.0

us-gaap:IncreaseDecreaseInDeferredIncomeTaxes

us-gaap:IncreaseDecreaseInDeferredIncomeTaxes


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-1.52910-17.063-2.1056.602-62.26314-11.886-22.401-9.862-37.663-3.631-2.206-1.018-10.35-0.163.914-4.1012.624217-0.262-0.006-0.258-0.110.047-0.053-0.137-0.061-0.11-0.0661.65-0.143-0.3380.035-0.5030.122-0.12513
Percentage of IncreaseDecreaseInDeferredIncomeTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherCurrentLiabilities

us-gaap:IncreaseDecreaseInOtherCurrentLiabilities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value875000.02265000.0-250000.02081000.04716000.0-4119000.0-1591000.0-3273000.0-72000.0-522000.0-64000.0
Percentage of IncreaseDecreaseInOtherCurrentLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value599000.00-9000.000785000.0-41777.01247900.01132800.01119600.019539.01019300.0967530.0954510.0-788110.0792470.00759580.0-39673.0763860.01044900.0957370.0-930560.0905590.01012700.0546740.0-152210.0408580.046391.016329.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.00.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterest

us-gaap:InvestmentIncomeInterest


None
Period End2020-06-302020-03-312019-06-302019-03-312012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1.9694.739.2855.9090.0170.00.0010.00.0370.0530.0590.118
Percentage of InvestmentIncomeInterest100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312011-12-312011-09-302011-06-30
Value2742000.0-2772000.0-346000.0-187000.0503000.0230000.0087000.0135000.0-149000.0-485000.0605000.090000.0-66000.0-274000.0978000.0539000.0-1098000.0-45000.0-3059000.03230000.04614000.01044000.0-1224000.0-5127000.08222000.0713000.0806000.0229000.01166000.000-5000.0
Percentage of OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:OtherOperatingActivitiesCashFlowStatement


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-7167000.05668000.0-207000.02724000.01157000.0-5130000.03808000.0-2677000.01701000.00-1075000.01000000.075000.00-1497000.01293000.0232000.0-28000.0
Percentage of OtherOperatingActivitiesCashFlowStatement100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForProceedsFromOtherInvestingActivities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312014-12-312014-09-302013-12-312013-09-302011-12-312011-09-302010-12-312010-09-30
Value-2335000.0526000.0-1638000.0634000.02432000.03241000.04036000.0-3452000.0176000.0240000.02839000.0-3038000.0112000.087000.039000.000-118000.0-28000.026000.043000.0810000.0
Percentage of PaymentsForProceedsFromOtherInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value0.01.4291.5120.013-0.0022.8950.1080.223-0.3633.7975.9420.092.022.0220.00.9990.00.00.0
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.0

us-gaap:PaymentsToAcquireBusinessesGross us-gaap:BusinessAcquisition

us-gaap:PaymentsToAcquireBusinessesGross

lgnd:Icagen


None
Period End2020-04-01
Value15
Percentage of PaymentsToAcquireBusinessesGross100.0

us-gaap:PaymentsToAcquireShortTermInvestments

us-gaap:PaymentsToAcquireShortTermInvestments


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302011-12-312011-09-302010-12-312010-09-30
Value1691676734012331047275412646984980507391230.0495451600.00.00.00.00.01.7911.932
Percentage of PaymentsToAcquireShortTermInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.00.00.00.00.0100.0100.0

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value1552972204834583325112715554332421305.1830354834220.00.00.0
Percentage of ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:ProceedsFromSaleOfIntangibleAssets

us-gaap:ProceedsFromSaleOfIntangibleAssets


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.00.00.00.00.08120.00.00.00.0
Percentage of ProceedsFromSaleOfIntangibleAssets0.00.00.00.00.0100.00.00.00.00.0

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProceedsFromStockOptionsExercised


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value1.1290.4210.1410.2130.7391.9041.3237.0112.9338.9160.6531.4942.0150.3551.8072.1261.4691.0131.471.9494.6490.781-1.150.4760.4533.1950.6291.2440.7750.3260.5130.2940.0120.16
Percentage of ProceedsFromStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-30
Value0.690.470.410.40.4400.360.330.470.470.470.490.490.50.50.580.580.67
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value0.0040.0140.0160.0190.02500.0280.0270.020.0210.0210.0130.0170.0150.020.0170.01800.019
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:CommonStock


None
Period End2020-06-302020-03-312019-06-302019-03-31
Value21000.0105000.017000.0135000.0
Percentage of StockIssuedDuringPeriodSharesShareBasedCompensation100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value1.128-1.0080.1990.74-0.9916.7883.2965.119
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


None
Period End2020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value1.128-1.0080.1990.74-0.9916.7883.2965.118
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockRepurchasedDuringPeriodShares us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedDuringPeriodShares

us-gaap:CommonStock


None
Period End2020-03-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value878000.01834000.0291000.01236400.0267000.013000.0
Percentage of StockRepurchasedDuringPeriodShares100.0100.0100.0100.0100.0100.0

us-gaap:StockRepurchasedDuringPeriodValue

us-gaap:StockRepurchasedDuringPeriodValue


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-302018-03-312014-12-312014-09-30
Value0.0738118133151501.8952938
Percentage of StockRepurchasedDuringPeriodValue0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockRepurchasedDuringPeriodValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


None
Period End2020-03-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value7318133151501.894
Percentage of StockRepurchasedDuringPeriodValue100.0100.0100.0100.0100.099.9

us-gaap:CommonStock


None
Period End2020-03-312019-09-302019-06-302019-03-312018-03-31
Value0.0010.0020.0010.0010.001
Percentage of StockRepurchasedDuringPeriodValue0.00.00.00.00.1

us-gaap:UnrealizedGainLossOnInvestments

us-gaap:UnrealizedGainLossOnInvestments


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value2.1081.445-0.443-0.2390.6440.2940.0480.00.00.0-0.4840.6040.09-0.066-0.8380.9270.636-1.834-0.077-4.7623.234.6141.044-1.225-5.1278.2220.7130.8060.2291.1660.00.0
Percentage of UnrealizedGainLossOnInvestments100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:WeightedAverageNumberOfSharesRestrictedStock

us-gaap:WeightedAverageNumberOfSharesRestrictedStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-03-312011-12-312011-09-30
Value40000.008000.00045000.03003.083427.059605.063959.0660.079222.0156050.0185740.0-102280.0134010.0066736.0189.063324.042836.061538.0315570.022531.029029.060602.0290910.077609.0122350.090652.029723.020282.022672.0
Percentage of WeightedAverageNumberOfSharesRestrictedStock100.00.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lgnd:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedTangibleAssets us-gaap:BusinessAcquisition

lgnd:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedTangibleAssets

lgnd:Icagen


None
Period End2020-04-01
Value1800000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedTangibleAssets100.0

lgnd:CommercialLicenseRights

lgnd:CommercialLicenseRights


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-31
Value10102035403131202019192322252525268.5468.5548.5988.5984.5684.5714.5684.5674.5714.5714.5714.5710.0
Percentage of CommercialLicenseRights100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

lgnd:ContingentLiabilitiesFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByLiabilityClass

lgnd:ContingentLiabilitiesFairValueDisclosure

us-gaap:FairValueInputsLevel2, lgnd:LongTermPortionofLiabilityForContingentValueRightsCompanyMetabasis


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value5349000.05410000.05935000.07498000.07626000.005551000.0
Percentage of ContingentLiabilitiesFairValueDisclosure100.0100.0100.0100.0100.00.0100.0

us-gaap:FairValueInputsLevel3, lgnd:CurrentPortionofLiabilityForContingentValueRightsCompanyCrystal


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value859000.0859000.02659000.01826000.04987000.04976000.06477000.0
Percentage of ContingentLiabilitiesFairValueDisclosure16.115.944.824.465.40.0116.7

us-gaap:FairValueInputsLevel3, lgnd:CurrentPortionofLiabilityForContingentValueRightsCompanyCydex


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value413000.0413000.0348000.0465000.0464000.0464000.0514000.0
Percentage of ContingentLiabilitiesFairValueDisclosure7.77.65.96.26.10.09.3

us-gaap:FairValueInputsLevel3, lgnd:LongTermPortionofLiabilityForContingentValueRightsCompanyIcagen


None
Period End2020-06-302019-12-31
Value4800000.00
Percentage of ContingentLiabilitiesFairValueDisclosure89.70.0

us-gaap:FairValueInputsLevel3, lgnd:LongTermPortionofLiabilityForContingentValueRightsCompanyMetabasis


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value000008181000.00
Percentage of ContingentLiabilitiesFairValueDisclosure0.00.00.00.00.00.00.0

lgnd:ContingentLiabilitiesFairValueDisclosure us-gaap:FairValueByLiabilityClass

lgnd:CurrentPortionofLiabilityForContingentValueRightsCompanyCrystal


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value859000.0859000.02659000.01826000.04987000.04976000.06477000.0
Percentage of ContingentLiabilitiesFairValueDisclosure16.115.944.824.465.40.0116.7

lgnd:CurrentPortionofLiabilityForContingentValueRightsCompanyCydex


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value413000.0413000.0348000.0465000.0464000.0464000.0514000.0
Percentage of ContingentLiabilitiesFairValueDisclosure7.77.65.96.26.10.09.3

lgnd:LongTermPortionofLiabilityForContingentValueRightsCompanyIcagen


None
Period End2020-06-302019-12-31
Value4800000.00
Percentage of ContingentLiabilitiesFairValueDisclosure89.70.0

lgnd:LongTermPortionofLiabilityForContingentValueRightsCompanyMetabasis


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value5349000.05410000.05935000.07498000.07626000.08181000.05551000.0
Percentage of ContingentLiabilitiesFairValueDisclosure100.0100.0100.0100.0100.00.0100.0

lgnd:CurrentPortionOfLiabilityForContingentValueRights

lgnd:CurrentPortionOfLiabilityForContingentValueRights


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-06-302010-12-31
Value1.4160.8712.6071.7944.7634.6665.7173.6787.4957.5454.7030.0860.0860.1115.0885.0795.3375.285107.627.6743.6921.7124.1842.8771.0941.7121.8790.780.3560.3560.3233.7392.4496.8795.9550.0
Percentage of CurrentPortionOfLiabilityForContingentValueRights100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

lgnd:DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNI

lgnd:DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNI


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value64262193987410591323601
Percentage of DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNI100.0100.0100.0100.0100.0100.0100.0

lgnd:DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNIAccumulatedGrossUnrealizedGainBeforeTax

lgnd:DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNIAccumulatedGrossUnrealizedGainBeforeTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1291000.0671000.0933000.01010000.01796000.03725000.01226000.0
Percentage of DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNIAccumulatedGrossUnrealizedGainBeforeTax100.0100.0100.0100.0100.0100.0100.0

lgnd:DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNIAccumulatedGrossUnrealizedLossBeforeTax

lgnd:DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNIAccumulatedGrossUnrealizedLossBeforeTax


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2731000.09614000.02118000.02701000.0248000.0136000.0163000.0
Percentage of DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNIAccumulatedGrossUnrealizedLossBeforeTax100.0100.0100.0100.0100.0100.0100.0

lgnd:DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNIAmortizedCost

lgnd:DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNIAmortizedCost


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value64363094187610571319600
Percentage of DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNIAmortizedCost100.0100.0100.0100.0100.0100.0100.0

lgnd:EquitySecuritiesFVNIAccumulatedGrossUnrealizedGain us-gaap:FinancialInstrument

lgnd:EquitySecuritiesFVNIAccumulatedGrossUnrealizedGain

us-gaap:Warrant


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value177000.058000.0125000.065000.0156000.0510000.00
Percentage of EquitySecuritiesFVNIAccumulatedGrossUnrealizedGain100.0100.0100.0100.0100.0100.00.0

lgnd:FiniteLivedIntangibleAssetsAccumulatedAmortizationCreditLossAdjustments us-gaap:CounterpartyName, us-gaap:FiniteLivedIntangibleAssetsByMajorClass

lgnd:FiniteLivedIntangibleAssetsAccumulatedAmortizationCreditLossAdjustments

lgnd:AziyoAndCorMatrix, us-gaap:LicensingAgreements


None
Period End2020-06-302019-12-31
Value9.6985.5
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortizationCreditLossAdjustments100.0100.0

lgnd:Palvella, us-gaap:LicensingAgreements


None
Period End2020-06-302019-12-31
Value10.07.492
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortizationCreditLossAdjustments103.1136.2

lgnd:SelexisAndDianomi, us-gaap:LicensingAgreements


None
Period End2020-06-302019-12-31
Value7.9945.216
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortizationCreditLossAdjustments82.494.8

lgnd:FiniteLivedIntangibleAssetsAccumulatedAmortizationCreditLossAdjustments us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:LicensingAgreements


None
Period End2020-06-302019-12-31
Value2718
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortizationCreditLossAdjustments285.5331.1

lgnd:FiniteLivedIntangibleAssetsCreditLossAdjustments us-gaap:FiniteLivedIntangibleAssetsByMajorClass

lgnd:FiniteLivedIntangibleAssetsCreditLossAdjustments

us-gaap:LicensingAgreements


None
Period End2020-03-312019-12-31
Value5978000.00
Percentage of FiniteLivedIntangibleAssetsCreditLossAdjustments100.00.0

lgnd:InvestmentInVikingCurrent

lgnd:InvestmentInVikingCurrent


None
Period End2020-03-312019-12-312018-12-31
Value325855
Percentage of InvestmentInVikingCurrent100.0100.0100.0

lgnd:LiabilityForContingentValueRights

lgnd:LiabilityForContingentValueRights


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value105.8116.3357.9958.3148.9556.8259.0538.1466.3769.2585.1963.863.0352.9163.9334.1384.0223.0337.589118.21311121212118.5529.21912107.73510101114150.7
Percentage of LiabilityForContingentValueRights100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lgnd:LicenseeAccrualCurrent

lgnd:LicenseeAccrualCurrent


None
Period End2020-06-302020-03-312019-12-31
Value413000.0383000.0381000.0
Percentage of LicenseeAccrualCurrent100.0100.0100.0

lgnd:ReturnsAccrual

lgnd:ReturnsAccrual


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2899000.02899000.03027000.03157000.03346000.02813000.03590000.0
Percentage of ReturnsAccrual100.0100.0100.0100.0100.0100.0100.0

lgnd:ShortTermInvestmentsFairValueDisclosure

lgnd:ShortTermInvestmentsFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value64262193987410591383647
Percentage of ShortTermInvestmentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0

lgnd:ShortTermInvestmentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.6551.4533.0732.1715.0826747
Percentage of ShortTermInvestmentsFairValueDisclosure0.40.20.30.20.54.97.3

us-gaap:FairValueInputsLevel2


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value63961993687210531315599
Percentage of ShortTermInvestmentsFairValueDisclosure99.699.899.799.799.595.192.7

us-gaap:FairValueInputsLevel3


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.1770.0580.1250.0650.1560.00.0
Percentage of ShortTermInvestmentsFairValueDisclosure0.00.00.00.00.00.00.0

us-gaap:AccruedProfessionalFeesCurrent

us-gaap:AccruedProfessionalFeesCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value964000.0690000.01135000.0771000.0738000.01022000.0942000.0594000.0367000.0497000.0430000.0634000.0448000.0799000.0829000.0640000.0828000.0754000.0726000.0443000.0545000.0359000.0697000.0805000.0279000.0537000.0697000.0280000.0438000.0403000.0199000.0485000.0576000.0355000.0
Percentage of AccruedProfessionalFeesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedRoyaltiesCurrent

us-gaap:AccruedRoyaltiesCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value1038000.01062000.001049000.0872000.01084000.01025000.074000.02245000.01043000.0954000.01000000.0908000.0989000.0942000.01028000.01037000.0937000.0823000.0798000.0634000.0809000.0705000.0
Percentage of AccruedRoyaltiesCurrent100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsFairValueDisclosure

us-gaap:AssetsFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value694654998924111913966561020877188
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value55346152658056131735.742
Percentage of AssetsFairValueDisclosure7.95.26.25.65.85.78.612.98.43.0

us-gaap:FairValueInputsLevel2


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value63961993687210531315599889803179
Percentage of AssetsFairValueDisclosure92.194.793.894.494.194.291.487.191.694.9

us-gaap:FairValueInputsLevel3


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value0.1770.0580.1250.0650.1560.510.00.00.03.877
Percentage of AssetsFairValueDisclosure0.00.00.00.00.00.00.00.00.02.1

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax us-gaap:FinancialInstrument

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax

us-gaap:CommercialPaper


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value134000.05000.043000.086000.0246000.060000.08000.03000.010000.00
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:CorporateDebtSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value125000.021000.0161000.0240000.0160000.056000.01000.04000.01000.00
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax93.3420.0374.4279.165.093.312.5133.310.00.0

us-gaap:DemandDeposits


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value221000.0157000.0188000.0294000.0462000.0184000.026000.098000.036000.06000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax164.93140.0437.2341.9187.8306.7325.03266.7360.00.0

us-gaap:EquitySecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value634000.0430000.0416000.0325000.0772000.02915000.01191000.01549000.01463000.01689000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax473.18600.0967.4377.9313.84858.314887.551633.314630.00.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax us-gaap:FinancialInstrument

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax

us-gaap:CommercialPaper


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value0273000.016000.029000.019000.0112000.076000.072000.012000.020000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CorporateDebtSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value94000.01666000.00001000.045000.052000.0138000.096000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax0.0610.30.00.00.00.959.272.21150.0480.0

us-gaap:DemandDeposits


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value56000.01398000.03000.011000.013000.020000.029000.017000.079000.042000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax0.0512.118.837.968.417.938.223.6658.3210.0

us-gaap:EquitySecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value2484000.03483000.01850000.02661000.0216000.000000
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax0.01275.811562.59175.91136.80.00.00.00.00.0

us-gaap:MutualFund


None
Period End2020-06-302020-03-312019-12-31
Value97000.02794000.0249000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax0.01023.41556.2

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis us-gaap:FinancialInstrument

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis

us-gaap:CommercialPaper


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value16312721032242356322528824327
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CorporateDebtSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value55626358467453768455
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis33.948.630.318.210.913.323.626.734.6198.1

us-gaap:DemandDeposits


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value26928441149058267331141136180
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis164.5222.7195.6152.4137.6119.6137.8142.5148.6286.7

us-gaap:EquitySecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value4.5064.5064.5064.5054.5254.5250.1350.1350.1350.207
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis2.83.52.11.41.10.80.10.00.10.7

us-gaap:MutualFund


None
Period End2020-06-302020-03-312019-12-31
Value151150250
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis92.4117.8119.1

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtSecurities

us-gaap:CommercialPaper


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value16312721032242356322528824327
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CorporateDebtSecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value55606358467453768455
Percentage of AvailableForSaleSecuritiesDebtSecurities33.847.430.418.311.013.323.626.734.5197.9

us-gaap:DemandDeposits


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value26928341149158367431141136180
Percentage of AvailableForSaleSecuritiesDebtSecurities164.5222.2195.6152.4137.7119.6137.8142.6148.6286.8

us-gaap:EquitySecurities


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value2.6561.4533.0722.1695.0817.441.3261.6841.5981.896
Percentage of AvailableForSaleSecuritiesDebtSecurities1.61.11.50.71.21.30.60.60.76.8

us-gaap:MutualFund


None
Period End2020-06-302020-03-312019-12-31
Value151147250
Percentage of AvailableForSaleSecuritiesDebtSecurities92.3115.9118.9

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles

lgnd:Icagen


None
Period End2020-04-01
Value12
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass

lgnd:Icagen, us-gaap:CustomerRelationships


None
Period End2020-04-01
Value11
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles86.7

lgnd:Icagen, us-gaap:TechnologyBasedIntangibleAssets


None
Period End2020-04-01
Value1.7
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles13.3

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities

lgnd:Icagen


None
Period End2020-04-01
Value800000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities100.0

us-gaap:ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights us-gaap:Range, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights

srt:Maximum, us-gaap:EquityMethodInvestee


None
Period End2020-06-30
Value1500000.0
Percentage of ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights100.0

us-gaap:ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:EquityMethodInvestee


None
Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302016-04-30
Value1500000.01500000.01500000.01500000.01500000.01500000.01500000.01500000.07500000.0
Percentage of ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights0.00.00.00.00.00.00.00.00.0

us-gaap:ConvertibleDebtFairValueDisclosures us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:ConvertibleDebtFairValueDisclosures

lgnd:ConvertibleSeniorNotesDue2023, us-gaap:ConvertibleNotesPayable


None
Period End2020-06-302020-03-312019-12-31
Value452425647
Percentage of ConvertibleDebtFairValueDisclosures100.0100.0100.0

us-gaap:ConvertibleDebtNoncurrent

us-gaap:ConvertibleDebtNoncurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value4494446386316246166096025950.00.00.02042012022001981951930.0
Percentage of ConvertibleDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.00.0

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

us-gaap:DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent

lgnd:ConvertibleSeniorNotesDue2023, us-gaap:ConvertibleNotesPayable


None
Period End2020-06-302020-03-312019-12-31
Value6064101
Percentage of DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent100.0100.0100.0

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

us-gaap:DebtInstrumentFaceAmount

lgnd:ConvertibleSeniorNotesDue2023, us-gaap:ConvertibleNotesPayable


None
Period End2020-06-302020-03-312019-12-312018-05-31
Value515515750750
Percentage of DebtInstrumentFaceAmount100.0100.0100.0100.0

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

us-gaap:DebtInstrumentUnamortizedDiscount

lgnd:ConvertibleSeniorNotesDue2023, us-gaap:ConvertibleNotesPayable


None
Period End2020-06-302020-03-312019-12-31
Value6571111
Percentage of DebtInstrumentUnamortizedDiscount100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months


None
Period End2020-06-302020-03-312019-12-31
Value46365137
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months us-gaap:FinancialInstrument

us-gaap:CommercialPaper


None
Period End2020-03-312019-12-31
Value11079
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months30.357.5

us-gaap:CorporateDebtSecurities


None
Period End2020-06-302020-03-31
Value1640
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months34.811.1

us-gaap:DemandDeposits


None
Period End2020-06-302020-03-312019-12-31
Value3021458
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months65.258.742.5

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss


None
Period End2020-06-302020-03-312019-12-31
Value150000.03337000.019000.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss us-gaap:FinancialInstrument

us-gaap:CommercialPaper


None
Period End2020-03-312019-12-31
Value273000.016000.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss8.284.2

us-gaap:CorporateDebtSecurities


None
Period End2020-06-302020-03-31
Value94000.01666000.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss62.749.9

us-gaap:DemandDeposits


None
Period End2020-06-302020-03-312019-12-31
Value56000.01398000.03000.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss37.341.915.8

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition


None
Period End2020-06-302020-03-312019-12-31
Value46365137
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition us-gaap:FinancialInstrument

us-gaap:CommercialPaper


None
Period End2020-03-312019-12-31
Value11079
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition30.357.5

us-gaap:CorporateDebtSecurities


None
Period End2020-06-302020-03-31
Value1640
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition34.811.1

us-gaap:DemandDeposits


None
Period End2020-06-302020-03-312019-12-31
Value3021458
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition65.258.742.5

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss


None
Period End2020-06-302020-03-312019-12-31
Value150000.03337000.019000.0
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss us-gaap:FinancialInstrument

us-gaap:CommercialPaper


None
Period End2020-03-312019-12-31
Value273000.016000.0
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss8.284.2

us-gaap:CorporateDebtSecurities


None
Period End2020-06-302020-03-31
Value94000.01666000.0
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss62.749.9

us-gaap:DemandDeposits


None
Period End2020-06-302020-03-312019-12-31
Value56000.01398000.03000.0
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss37.341.915.8

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxAssetsNet


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value2626250.00.00.04632446984134123
Percentage of DeferredIncomeTaxAssetsNet100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value3457000.02321000.01986000.03605000.02856000.02384000.04045000.04249000.03166000.01455000.04085000.02479000.01878000.01356000.02603000.02150000.01463000.0854000.01711000.01485000.01399000.0795000.01929000.01388000.01123000.0777000.01929000.01734000.01132000.0915000.01807000.01157000.0682000.01806000.0
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:CustomerRelationships


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value14131312121211111110109.8949.5249.1548.7848.4148.0447.6747.3046.9346.5646.1944.3445.4545.0834.7144.3442.864
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LicensingAgreements


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-03-312016-12-312016-09-302016-06-302015-12-31
Value21211814107.2754.8385.3645.8616.3296.7720.6680.4770.3120.1530.048
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization152.2161.4137.7115.882.460.041.247.253.359.566.07.35.43.71.90.7

us-gaap:PatentedTechnology


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value575350444138353129262319171512108.1615.8833.7623.5713.383.1892.2352.8072.6172.4252.2351.473
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization400.1395.2379.6348.4332.0315.1298.6281.3264.2246.2227.0199.2182.8165.0145.6124.4101.576.751.551.551.551.551.551.551.551.451.551.4

us-gaap:TradeNames


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value1.2461.2131.181.1471.1141.0811.0481.0150.9820.9490.9160.8830.850.8170.7840.7510.7180.6850.6520.6190.5860.5530.3870.4870.4540.4210.3870.256
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization8.78.98.98.98.98.98.98.98.98.98.98.98.98.98.98.98.98.98.98.98.98.98.98.98.98.98.98.9

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:CounterpartyName, us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsGross

lgnd:Dianomi, us-gaap:LicensingAgreements


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.02.02.02.02.00.0
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.00.0

lgnd:Selexis, us-gaap:LicensingAgreements


None
Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value8.6028.6028.6028.6028.6028.6028.6028.6028.6028.6028.5318.5318.6028.6028.6018.6028.602
Percentage of FiniteLivedIntangibleAssetsGross430.1430.1430.1430.1430.10.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelationships


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value40292929292929292929292929292929292929292929292929292929292929292929
Percentage of FiniteLivedIntangibleAssetsGross0.01480.01480.01480.01480.01480.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LicensingAgreements


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value38383850503836262626262322262626268.602
Percentage of FiniteLivedIntangibleAssetsGross0.01914.91914.92514.92514.91914.90.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:PatentedTechnology


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value24424224224223523523522822822822218218218218218218218215151515151515151515151515151414
Percentage of FiniteLivedIntangibleAssetsGross0.012140.612140.612140.611770.611770.60.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TradeNames


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value2.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.6422.5372.537
Percentage of FiniteLivedIntangibleAssetsGross0.0132.1132.1132.1132.1132.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IncomeTaxesReceivable

us-gaap:IncomeTaxesReceivable


None
Period End2020-06-302020-03-312019-12-312018-12-312011-06-302010-12-31
Value2.6797.271110.1420.04.575
Percentage of IncomeTaxesReceivable100.0100.0100.0100.00.0100.0

us-gaap:InterestPayableCurrent

us-gaap:InterestPayableCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value471000.01437000.0690000.0367000.0411000.0427000.0428000.0481000.0468000.03417000.0396000.0457000.0853000.0890000.0899000.0980000.0852000.0695000.0915000.0956000.01960000.01627000.0925000.0230000.00
Percentage of InterestPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:LiabilitiesFairValueDisclosure

us-gaap:LiabilitiesFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value116.7599.0179.85131312121113
Percentage of LiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LiabilitiesFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value0.1070.0770.0750.0610.1310.1470.1990.00.00.0
Percentage of LiabilitiesFairValueDisclosure0.91.10.80.61.01.11.60.00.00.0

us-gaap:FairValueInputsLevel2


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value5.3495.415.9357.4987.6260.05.5514.8162.8593.971
Percentage of LiabilitiesFairValueDisclosure46.480.065.876.157.70.043.637.824.228.4

us-gaap:FairValueInputsLevel3


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value6.0721.2723.0072.2915.451136.9917.9158.9419.99
Percentage of LiabilitiesFairValueDisclosure52.718.833.323.341.398.954.962.275.871.6

us-gaap:LongTermNotesPayable us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:LongTermNotesPayable

lgnd:ConvertibleSeniorNotesDue2023, us-gaap:ConvertibleNotesPayable


None
Period End2020-06-302020-03-312019-12-31
Value449444638
Percentage of LongTermNotesPayable100.0100.0100.0

us-gaap:NotesReceivableFairValueDisclosure

us-gaap:NotesReceivableFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value432848415046
Percentage of NotesReceivableFairValueDisclosure100.0100.0100.0100.0100.0100.0

us-gaap:NotesReceivableFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value432848415046
Percentage of NotesReceivableFairValueDisclosure100.099.9100.1100.1100.0100.0

us-gaap:OtherLiabilitiesFairValueDisclosure

us-gaap:OtherLiabilitiesFairValueDisclosure


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value107000.077000.075000.061000.0131000.0147000.0199000.0
Percentage of OtherLiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherLiabilitiesFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value107000.077000.075000.061000.0131000.0147000.0199000.0
Percentage of OtherLiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashCurrent

us-gaap:RestrictedCashCurrent


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value0.730.730.731.0111.3532.2562.6430.00.00.0
Percentage of RestrictedCashCurrent100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:RestrictedStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312010-12-312009-12-31
Value198670.0197860.0147260.0162840.0161150.0127050.0132270.0134030.0136660.0125000.0133290.0273990.0276080.0275810.0308700.0310300.0321020.0325950.0130750.0132050.0120050.0137480.0115390.078773.079006.099277.0115390.0115660.0120790.0137820.0141560.0148330.0115510.062146.095715.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock


None
Period End2020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312010-12-312009-12-31
Value107.59107.43125.11128.4129.1136.13130.63130.99130.57120.4891.692.392.392.3686.6176.0273.1372.8860.3660.2255.7956.1321.9345.7745.6839.6321.9321.4521.7112.2712.5212.5110.6313.617.93
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Line plots across dimensions of each concept


us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax
us-gaap:ProductOrService
(None,)
None
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
None
us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:CounterpartyName, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
(None, 'us-gaap:LicensingAgreements')
None
us-gaap:EquitySecuritiesFvNi
us-gaap:FairValueByFairValueHierarchyLevel
(None,)
None
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
None