10-K Filing

ALKERMES PLC. CIK: 1520262 FY 2019

Filing Information

Form Type	10-K
Accession Number	`0001564590-20-004489`
Period End Date	20191231
Filing Date	20200213
Fiscal Year	2019
Fiscal Period	FY
XBRL Instance	alks-10k_20191231_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 88 Income Statement 62 Cash Flow Statement 97 Stockholders Equity 28 Comprehensive Income 3

Balance Sheet 88 line items

Line Item	Tag	Value	Unit	Period
Preferred stock shares, par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Preferred stock shares, par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Preferred stock shares, authorized	`PreferredStockSharesAuthorized`	50.00M	shares	Point-in-time
Preferred stock shares, authorized	`PreferredStockSharesAuthorized`	50.00M	shares	Point-in-time
Preferred stock shares, issued	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$266.76M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$203.77M	USD	Point-in-time
Preferred stock shares, issued	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Investmentsshort-term	`AvailableForSaleSecuritiesDebtSecuritiesCurrent`	$272.53M	USD	Point-in-time
Investmentsshort-term	`AvailableForSaleSecuritiesDebtSecuritiesCurrent`	$331.21M	USD	Point-in-time
Preferred stock shares, outstanding	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Preferred stock shares, outstanding	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Receivables, net	`ReceivablesNetCurrent`	$292.22M	USD	Point-in-time
Receivables, net	`ReceivablesNetCurrent`	$257.09M	USD	Point-in-time
Ordinary shares, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Ordinary shares, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Contract assets	`ContractWithCustomerAssetNetCurrent`	$8.23M	USD	Point-in-time
Contract assets	`ContractWithCustomerAssetNetCurrent`	$8.39M	USD	Point-in-time
Ordinary shares, shares authorized	`CommonStockSharesAuthorized`	450.00M	shares	Point-in-time
Ordinary shares, shares authorized	`CommonStockSharesAuthorized`	450.00M	shares	Point-in-time
Inventory	`InventoryNet`	$90.20M	USD	Point-in-time
Inventory	`InventoryNet`	$101.80M	USD	Point-in-time
Ordinary shares, shares issued	`CommonStockSharesIssued`	160.49M	shares	Point-in-time
Ordinary shares, shares issued	`CommonStockSharesIssued`	158.18M	shares	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$53.31M	USD	Point-in-time
Ordinary shares, shares outstanding	`CommonStockSharesOutstanding`	155.76M	shares	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$59.72M	USD	Point-in-time
Ordinary shares, shares outstanding	`CommonStockSharesOutstanding`	157.78M	shares	Point-in-time
Total current assets	`AssetsCurrent`	$983.25M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$961.97M	USD	Point-in-time
Treasury shares	`TreasuryStockCommonShares`	2.42M	shares	Point-in-time
Treasury shares	`TreasuryStockCommonShares`	2.71M	shares	Point-in-time
PROPERTY, PLANT AND EQUIPMENT, NET	`PropertyPlantAndEquipmentNet`	$362.17M	USD	Point-in-time
PROPERTY, PLANT AND EQUIPMENT, NET	`PropertyPlantAndEquipmentNet`	$309.99M	USD	Point-in-time
INTANGIBLE ASSETS, NET	`FiniteLivedIntangibleAssetsNet`	$150.64M	USD	Point-in-time
INTANGIBLE ASSETS, NET	`FiniteLivedIntangibleAssetsNet`	$191.00M	USD	Point-in-time
GOODWILL	`Goodwill`	$92.87M	USD	Point-in-time
GOODWILL	`Goodwill`	$92.87M	USD	Point-in-time
DEFERRED TAX ASSETS	`DeferredTaxAssetsGrossNoncurrent`	$96.56M	USD	Point-in-time
DEFERRED TAX ASSETS	`DeferredTaxAssetsGrossNoncurrent`	$85.81M	USD	Point-in-time
INVESTMENTSLONG-TERM	`LongTermInvestments`	$79.39M	USD	Point-in-time
INVESTMENTSLONG-TERM	`LongTermInvestments`	$80.74M	USD	Point-in-time
CONTINGENT CONSIDERATION	`BusinessCombinationContingentConsiderationAssetNoncurrent`	$65.20M	USD	Point-in-time
CONTINGENT CONSIDERATION	`BusinessCombinationContingentConsiderationAssetNoncurrent`	$32.40M	USD	Point-in-time
RIGHT-OF-USE ASSETS	`OperatingLeaseRightOfUseAsset`	$20.10M	USD	Point-in-time
RIGHT-OF-USE ASSETS	`OperatingLeaseRightOfUseAsset`	$12.38M	USD	Point-in-time
OTHER ASSETS	`OtherAssetsNoncurrent`	$17.02M	USD	Point-in-time
OTHER ASSETS	`OtherAssetsNoncurrent`	$16.14M	USD	Point-in-time
TOTAL ASSETS	`Assets`	$1.83B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$1.81B	USD	Point-in-time
Accounts payable and accrued expenses	`AccountsPayableAndAccruedLiabilitiesCurrent`	$373.04M	USD	Point-in-time
Accounts payable and accrued expenses	`AccountsPayableAndAccruedLiabilitiesCurrent`	$333.76M	USD	Point-in-time
Operating lease liabilitiesshort-term	`OperatingLeaseLiabilityCurrent`	$8.47M	USD	Point-in-time
Contract liabilitiesshort-term	`ContractWithCustomerLiabilityCurrent`	$6.77M	USD	Point-in-time
Contract liabilitiesshort-term	`ContractWithCustomerLiabilityCurrent`	$3.17M	USD	Point-in-time
Long-term debtshort-term	`LongTermDebtCurrent`	$2.84M	USD	Point-in-time
Long-term debtshort-term	`LongTermDebtCurrent`	$2.84M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$339.77M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$391.11M	USD	Point-in-time
LONG-TERM DEBT	`LongTermDebtNoncurrent`	$276.46M	USD	Point-in-time
LONG-TERM DEBT	`LongTermDebtNoncurrent`	$274.30M	USD	Point-in-time
CONTRACT LIABILITIESLONG-TERM	`ContractWithCustomerLiabilityNoncurrent`	$22.07M	USD	Point-in-time
CONTRACT LIABILITIESLONG-TERM	`ContractWithCustomerLiabilityNoncurrent`	$9.53M	USD	Point-in-time
OPERATING LEASE LIABILITIESLONG-TERM	`OperatingLeaseLiabilityNoncurrent`	$5.34M	USD	Point-in-time
OTHER LONG-TERM LIABILITIES	`OtherLiabilitiesNoncurrent`	$27.14M	USD	Point-in-time
OTHER LONG-TERM LIABILITIES	`OtherLiabilitiesNoncurrent`	$27.96M	USD	Point-in-time
Total liabilities	`Liabilities`	$719.96M	USD	Point-in-time
Total liabilities	`Liabilities`	$653.72M	USD	Point-in-time
COMMITMENTS AND CONTINGENT LIABILITIES (Note 19)	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS AND CONTINGENT LIABILITIES (Note 19)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Preferred shares, par value, $0.01 per share; 50,000,000 shares authorized; zero issued and outstanding at December 31, 2019 and 2018, respectively	`PreferredStockValue`	-	USD	Point-in-time
Preferred shares, par value, $0.01 per share; 50,000,000 shares authorized; zero issued and outstanding at December 31, 2019 and 2018, respectively	`PreferredStockValue`	-	USD	Point-in-time
Ordinary shares, par value, $0.01 per share; 450,000,000 shares authorized; 160,489,888 and 158,180,833 shares issued; 157,779,002 and 155,757,344 shares outstanding at December 31, 2019 and 2018, respectively	`CommonStockValue`	$1.60M	USD	Point-in-time
Ordinary shares, par value, $0.01 per share; 450,000,000 shares authorized; 160,489,888 and 158,180,833 shares issued; 157,779,002 and 155,757,344 shares outstanding at December 31, 2019 and 2018, respectively	`CommonStockValue`	$1.58M	USD	Point-in-time
Treasury shares, at cost (2,710,886 and 2,423,489 shares at December 31, 2019 and 2018, respectively)	`TreasuryStockCommonValue`	$118.39M	USD	Point-in-time
Treasury shares, at cost (2,710,886 and 2,423,489 shares at December 31, 2019 and 2018, respectively)	`TreasuryStockCommonValue`	$108.97M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$2.47B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$2.59B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-3.28M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-1.82M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-1.19B	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-1.38B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$1.09B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$1.17B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$1.21B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$1.20B	USD	Point-in-time
TOTAL LIABILITIES AND SHAREHOLDERS EQUITY	`LiabilitiesAndStockholdersEquity`	$1.83B	USD	Point-in-time
TOTAL LIABILITIES AND SHAREHOLDERS EQUITY	`LiabilitiesAndStockholdersEquity`	$1.81B	USD	Point-in-time

Income Statement 62 line items

Line Item	Tag	Value	Unit	Period
Total revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$1.09B	USD	Annual
Total revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$1.17B	USD	Annual
Total revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$903.37M	USD	Annual
Cost of goods manufactured and sold (exclusive of amortization of acquired intangible assets shown below)	`CostOfGoodsAndServicesSold`	$180.38M	USD	Annual
Cost of goods manufactured and sold (exclusive of amortization of acquired intangible assets shown below)	`CostOfGoodsAndServicesSold`	$176.42M	USD	Annual
Cost of goods manufactured and sold (exclusive of amortization of acquired intangible assets shown below)	`CostOfGoodsAndServicesSold`	$154.75M	USD	Annual
Research and development	`ResearchAndDevelopmentExpense`	$425.41M	USD	Annual
Research and development	`ResearchAndDevelopmentExpense`	$512.83M	USD	Annual
Research and development	`ResearchAndDevelopmentExpense`	$412.89M	USD	Annual
Selling, general and administrative	`SellingGeneralAndAdministrativeExpense`	$599.45M	USD	Annual
Selling, general and administrative	`SellingGeneralAndAdministrativeExpense`	$526.41M	USD	Annual
Selling, general and administrative	`SellingGeneralAndAdministrativeExpense`	$421.58M	USD	Annual
Amortization of acquired intangible assets	`AmortizationOfIntangibleAssets`	$62.06M	USD	Annual
Amortization of acquired intangible assets	`AmortizationOfIntangibleAssets`	$65.17M	USD	Annual
Amortization of acquired intangible assets	`AmortizationOfIntangibleAssets`	$40.36M	USD	Annual
Restructuring expense	`RestructuringCharges`	$13.40M	USD	Point-in-time
Restructuring expense	`RestructuringCharges`	$13.40M	USD	Annual
Total expenses	`CostsAndExpenses`	$1.05B	USD	Annual
Total expenses	`CostsAndExpenses`	$1.19B	USD	Annual
Total expenses	`CostsAndExpenses`	$1.35B	USD	Annual
OPERATING LOSS	`OperatingIncomeLoss`	$-147.90M	USD	Annual
OPERATING LOSS	`OperatingIncomeLoss`	$-99.13M	USD	Annual
OPERATING LOSS	`OperatingIncomeLoss`	$-175.48M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$9.24M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$4.65M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$13.98M	USD	Annual
Interest expense	`InterestExpense`	$12.01M	USD	Annual
Interest expense	`InterestExpense`	$13.60M	USD	Annual
Interest expense	`InterestExpense`	$15.44M	USD	Annual
Change in the fair value of contingent consideration	`BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationAsset1`	$21.60M	USD	Annual
Change in the fair value of contingent consideration	`BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationAsset1`	$-19.60M	USD	Annual
Change in the fair value of contingent consideration	`BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationAsset1`	$-22.80M	USD	Annual
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-9.62M	USD	Annual
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-2.04M	USD	Annual
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$848.00K	USD	Annual
Total other (expense) income, net	`NonoperatingIncomeExpense`	$4.63M	USD	Annual
Total other (expense) income, net	`NonoperatingIncomeExpense`	$-27.84M	USD	Annual
Total other (expense) income, net	`NonoperatingIncomeExpense`	$-21.58M	USD	Annual
LOSS BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-143.27M	USD	Annual
LOSS BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-126.97M	USD	Annual
LOSS BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-197.06M	USD	Annual
INCOME TAX (BENEFIT) PROVISION	`IncomeTaxExpenseBenefit`	$12.34M	USD	Annual
INCOME TAX (BENEFIT) PROVISION	`IncomeTaxExpenseBenefit`	$-436.00K	USD	Annual
INCOME TAX (BENEFIT) PROVISION	`IncomeTaxExpenseBenefit`	$14.67M	USD	Annual
NET LOSS	`NetIncomeLoss`	$-157.94M	USD	Annual
NET LOSS	`NetIncomeLoss`	$-196.62M	USD	Annual
NET LOSS	`NetIncomeLoss`	$-139.31M	USD	Annual
Basic and diluted (in dollars loss per ordinary share)	`EarningsPerShareBasicAndDiluted`	$-1.03	USD	Annual
Basic and diluted (in dollars loss per ordinary share)	`EarningsPerShareBasicAndDiluted`	$-1.25	USD	Annual
Basic and diluted (in dollars loss per ordinary share)	`EarningsPerShareBasicAndDiluted`	$-0.90	USD	Annual
Basic and diluted (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	157.05M	shares	Annual
Basic and diluted (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	153.41M	shares	Annual
Basic and diluted (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	155.11M	shares	Annual
Net loss	`NetIncomeLoss`	$-139.31M	USD	Annual
Net loss	`NetIncomeLoss`	$-157.94M	USD	Annual
Net loss	`NetIncomeLoss`	$-196.62M	USD	Annual
Holding gain (loss), net of a tax provision (benefit) of $426, $159, $(295), respectively	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$1.46M	USD	Annual
Holding gain (loss), net of a tax provision (benefit) of $426, $159, $(295), respectively	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$512.00K	USD	Annual
Holding gain (loss), net of a tax provision (benefit) of $426, $159, $(295), respectively	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-518.00K	USD	Annual
COMPREHENSIVE LOSS	`ComprehensiveIncomeNetOfTax`	$-195.16M	USD	Annual
COMPREHENSIVE LOSS	`ComprehensiveIncomeNetOfTax`	$-138.80M	USD	Annual
COMPREHENSIVE LOSS	`ComprehensiveIncomeNetOfTax`	$-158.46M	USD	Annual

Cash Flow Statement 97 line items

Line Item	Tag	Value	Unit	Period
Net loss	`ProfitLoss`	$-139.31M	USD	Annual
Net loss	`ProfitLoss`	$-157.94M	USD	Annual
Net loss	`ProfitLoss`	$-196.62M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$80.41M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$98.52M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$103.66M	USD	Annual
Share-based compensation expense	`ShareBasedCompensation`	$105.36M	USD	Annual
Share-based compensation expense	`ShareBasedCompensation`	$83.92M	USD	Annual
Share-based compensation expense	`ShareBasedCompensation`	$100.98M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$7.23M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$10.62M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-319.00K	USD	Annual
Change in the fair value of contingent consideration	`BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationAsset1`	$-22.80M	USD	Annual
Change in the fair value of contingent consideration	`BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationAsset1`	$-19.60M	USD	Annual
Change in the fair value of contingent consideration	`BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationAsset1`	$21.60M	USD	Annual
Loss on debt refinancing	`GainsLossesOnExtinguishmentOfDebt`	$-2.30M	USD	Annual
Payment made for debt refinancing	`PaymentsForRestructuring`	$2.25M	USD	Annual
Impairment of property, plant and equipment	`ImpairmentOfLongLivedAssetsHeldForUse`	$5.75M	USD	Annual
Impairment of investment in Synchronicity Pharma, Inc.	`EquityMethodInvestmentOtherThanTemporaryImpairment`	$10.47M	USD	Annual
Other non-cash charges	`OtherNoncashIncome`	$580.00K	USD	Annual
Other non-cash charges	`OtherNoncashExpense`	$3.47M	USD	Annual
Other non-cash charges	`OtherNoncashExpense`	$979.00K	USD	Annual
Receivables	`IncreaseDecreaseInReceivables`	$42.49M	USD	Annual
Receivables	`IncreaseDecreaseInReceivables`	$58.63M	USD	Annual
Receivables	`IncreaseDecreaseInReceivables`	$-35.14M	USD	Annual
Contract assets	`IncreaseDecreaseInContractWithCustomerAsset`	$5.16M	USD	Annual
Contract assets	`IncreaseDecreaseInContractWithCustomerAsset`	$-880.00K	USD	Annual
Inventory	`IncreaseDecreaseInInventories`	$2.67M	USD	Annual
Inventory	`IncreaseDecreaseInInventories`	$13.08M	USD	Annual
Inventory	`IncreaseDecreaseInInventories`	$30.19M	USD	Annual
Prepaid expenses and other assets	`IncreaseDecreaseInPrepaidExpensesOther`	$9.51M	USD	Annual
Prepaid expenses and other assets	`IncreaseDecreaseInPrepaidExpensesOther`	$5.99M	USD	Annual
Prepaid expenses and other assets	`IncreaseDecreaseInPrepaidExpensesOther`	$1.78M	USD	Annual
Right-of-use assets	`IncreaseDecreaseInRightOfUseAsset`	$-8.40M	USD	Annual
Accounts payable and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$34.85M	USD	Annual
Accounts payable and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$72.66M	USD	Annual
Accounts payable and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$46.74M	USD	Annual
Contract liabilities	`IncreaseDecreaseInContractWithCustomerLiability`	$16.14M	USD	Annual
Contract liabilities	`IncreaseDecreaseInContractWithCustomerLiability`	$-1.45M	USD	Annual
Contract liabilities	`IncreaseDecreaseInContractWithCustomerLiability`	$3.25M	USD	Annual
Operating lease liabilities	`IncreaseDecreaseInOperatingLeaseLiabilities`	$-9.12M	USD	Annual
Other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$9.00M	USD	Annual
Other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$18.00K	USD	Annual
Other long-term liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$6.09M	USD	Annual
Cash flows provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$19.19M	USD	Annual
Cash flows provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$99.28M	USD	Annual
Cash flows provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$72.08M	USD	Annual
Additions of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$51.30M	USD	Annual
Additions of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$90.94M	USD	Annual
Additions of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$69.43M	USD	Annual
Proceeds from the sale of equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$507.00K	USD	Annual
Proceeds from the sale of equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$900.00K	USD	Annual
Proceeds from the sale of equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$162.00K	USD	Annual
Proceeds from contingent consideration	`ProceedsFromContingentConsideration`	$10.00M	USD	Annual
Purchases of investments	`PaymentsToAcquireMarketableSecurities`	$397.73M	USD	Annual
Purchases of investments	`PaymentsToAcquireMarketableSecurities`	$431.71M	USD	Annual
Purchases of investments	`PaymentsToAcquireMarketableSecurities`	$277.52M	USD	Annual
Sales and maturities of investments	`ProceedsFromSaleAndMaturityOfMarketableSecurities`	$444.46M	USD	Annual
Sales and maturities of investments	`ProceedsFromSaleAndMaturityOfMarketableSecurities`	$464.49M	USD	Annual
Sales and maturities of investments	`ProceedsFromSaleAndMaturityOfMarketableSecurities`	$224.60M	USD	Annual
Acquisition of Rodin Therapeutics, Inc.'s net assets, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$8.88M	USD	Annual
Cash flows used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-22.20M	USD	Annual
Cash flows used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-18.36M	USD	Annual
Cash flows used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-141.83M	USD	Annual
Proceeds from the issuance of ordinary shares under share-based compensation arrangements	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$23.52M	USD	Annual
Proceeds from the issuance of ordinary shares under share-based compensation arrangements	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$18.93M	USD	Annual
Proceeds from the issuance of ordinary shares under share-based compensation arrangements	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$20.88M	USD	Annual
Employee taxes paid related to net share settlement of equity awards	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$16.43M	USD	Annual
Employee taxes paid related to net share settlement of equity awards	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$19.62M	USD	Annual
Employee taxes paid related to net share settlement of equity awards	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$9.32M	USD	Annual
Principal payments of long-term debt	`RepaymentsOfLongTermDebt`	$2.84M	USD	Annual
Principal payments of long-term debt	`RepaymentsOfLongTermDebt`	$743.00K	USD	Annual
Payment made for debt refinancing	`PaymentsOfFinancingCosts`	$2.13M	USD	Annual
Payment made for debt refinancing	`PaymentsOfFinancingCosts`	$3.00M	USD	Annual
Cash flows provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$6.76M	USD	Annual
Cash flows provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-1.62M	USD	Annual
Cash flows provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$4.08M	USD	Annual
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$75.47M	USD	Annual
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$4.92M	USD	Annual
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-62.99M	USD	Annual
CASH AND CASH EQUIVALENTSBeginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$191.30M	USD	Point-in-time
CASH AND CASH EQUIVALENTSBeginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$266.76M	USD	Point-in-time
CASH AND CASH EQUIVALENTSBeginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$203.77M	USD	Point-in-time
CASH AND CASH EQUIVALENTSBeginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$186.38M	USD	Point-in-time
CASH AND CASH EQUIVALENTSEnd of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$186.38M	USD	Point-in-time
CASH AND CASH EQUIVALENTSEnd of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$203.77M	USD	Point-in-time
CASH AND CASH EQUIVALENTSEnd of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$266.76M	USD	Point-in-time
CASH AND CASH EQUIVALENTSEnd of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$191.30M	USD	Point-in-time
Cash paid for interest	`InterestPaidNet`	$12.53M	USD	Annual
Cash paid for interest	`InterestPaidNet`	$11.14M	USD	Annual
Cash paid for interest	`InterestPaidNet`	$13.25M	USD	Annual
Cash paid for taxes	`IncomeTaxesPaid`	$2.99M	USD	Annual
Cash paid for taxes	`IncomeTaxesPaid`	$2.51M	USD	Annual
Cash paid for taxes	`IncomeTaxesPaid`	$754.00K	USD	Annual
Purchased capital expenditures included in accounts payable and accrued expenses	`NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1`	$13.79M	USD	Annual
Purchased capital expenditures included in accounts payable and accrued expenses	`NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1`	$11.72M	USD	Annual
Purchased capital expenditures included in accounts payable and accrued expenses	`NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1`	$11.15M	USD	Annual

Stockholders Equity 28 line items

Line Item	Tag	Value	Unit	Period
Tax provision (benefit)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-295.00K	USD	Annual
Tax provision (benefit)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$159.00K	USD	Annual
Tax provision (benefit)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$426.00K	USD	Annual
BALANCE	`StockholdersEquity`	$1.17B	USD	Point-in-time
BALANCE	`StockholdersEquity`	$1.21B	USD	Point-in-time
BALANCE	`StockholdersEquity`	$1.09B	USD	Point-in-time
BALANCE	`StockholdersEquity`	$1.20B	USD	Point-in-time
Issuance of ordinary shares under employee stock plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$18.93M	USD	Annual
Issuance of ordinary shares under employee stock plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$20.88M	USD	Annual
Issuance of ordinary shares under employee stock plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$23.52M	USD	Annual
Receipt of Alkermes' shares for the purchase of stock options or to satisfy minimum tax withholding obligations related to share-based awards	`ReceiptOfCompanyStockForPurchaseOfStockOptionsOrToSatisfyMinimumTaxWithholdingObligationsRelatedToStockBasedAwardsValue`	$-19.62M	USD	Annual
Receipt of Alkermes' shares for the purchase of stock options or to satisfy minimum tax withholding obligations related to share-based awards	`ReceiptOfCompanyStockForPurchaseOfStockOptionsOrToSatisfyMinimumTaxWithholdingObligationsRelatedToStockBasedAwardsValue`	$-9.32M	USD	Annual
Receipt of Alkermes' shares for the purchase of stock options or to satisfy minimum tax withholding obligations related to share-based awards	`ReceiptOfCompanyStockForPurchaseOfStockOptionsOrToSatisfyMinimumTaxWithholdingObligationsRelatedToStockBasedAwardsValue`	$-16.43M	USD	Annual
Share-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$83.18M	USD	Annual
Share-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$107.71M	USD	Annual
Share-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$99.70M	USD	Annual
Unrealized gain (loss) on marketable securities, net of tax provision (benefit)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$1.46M	USD	Annual
Unrealized gain (loss) on marketable securities, net of tax provision (benefit)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$512.00K	USD	Annual
Unrealized gain (loss) on marketable securities, net of tax provision (benefit)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-518.00K	USD	Annual
Cumulative effect adjustment related to change in accounting for excess tax benefits	`IncomeTaxEffectsAllocatedDirectlyToEquityCumulativeEffectOfChangeInAccountingPrinciple`	$-61.52M	USD	Annual
Cumulative effect adjustment related to the adoption of new accounting standards	`NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification`	$-1.69M	USD	Annual
Net loss	`NetIncomeLoss`	$-139.31M	USD	Annual
Net loss	`NetIncomeLoss`	$-157.94M	USD	Annual
Net loss	`NetIncomeLoss`	$-196.62M	USD	Annual
BALANCE	`StockholdersEquity`	$1.09B	USD	Point-in-time
BALANCE	`StockholdersEquity`	$1.17B	USD	Point-in-time
BALANCE	`StockholdersEquity`	$1.21B	USD	Point-in-time
BALANCE	`StockholdersEquity`	$1.20B	USD	Point-in-time

Comprehensive Income 3 line items

Line Item	Tag	Value	Unit	Period
Tax provision (benefit)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-295.00K	USD	Annual
Tax provision (benefit)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$159.00K	USD	Annual
Tax provision (benefit)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$426.00K	USD	Annual

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.