Goodwill and Intangible Assets Disclosure [Abstract] Schedule of Goodwill [Table] Schedule of Goodwill [Table] Disposal Group Name [Axis] Disposal Group Name [Axis] Disposal Group Name [Domain] Disposal Group Name [Domain] Somar Somar [Member] Somar [Member] Disposal Group Classification [Axis] Disposal Group Classification [Axis] Disposal Group Classification [Domain] Disposal Group Classification [Domain] Disposal Group, Held-for-sale, Not Discontinued Operations Disposal Group, Held-for-sale, Not Discontinued Operations [Member] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Paladin labs inc. Paladin Labs Inc. [Member] Paladin Labs Inc. [Member] Product and Service [Axis] Product and Service [Axis] Product and Service [Domain] Product and Service [Domain] Serelaxin In Process Research and Development Intangible Assets Serelaxin In Process Research and Development Intangible Assets [Member] Serelaxin In Process Research and Development Intangible Assets [Member] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Developed technology Developed Technology Rights [Member] Statistical Measurement [Axis] Statistical Measurement [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Level 3 Inputs Fair Value, Inputs, Level 3 [Member] Reporting Unit [Axis] Reporting Unit [Axis] Reporting Unit [Domain] Reporting Unit [Domain] Generic Pharmaceuticals Generic Pharmaceuticals [Member] Generic Pharmaceuticals [Member] Former U.S generic pharmaceuticals Former U.S. Generic Pharmaceuticals [Member] Former U.S. Generic Pharmaceuticals [Member] Sterile injectables Sterile Injectables [Member] Sterile Injectables [Member] U.S. Branded - Specialty & Established Pharmaceuticals Branded Pharmaceuticals [Member] Branded Pharmaceuticals [Member] Measurement Input Type [Axis] Measurement Input Type [Axis] Measurement Input Type [Domain] Measurement Input Type [Domain] Discount rate Measurement Input, Discount Rate [Member] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] Goodwill [Line Items] Goodwill [Line Items] Intangible assets and goodwill, measurement input Intangible Assets, Net, (Including Goodwill), Measurement Input Intangible Assets, Net, (Including Goodwill), Measurement Input Goodwill impairment charges Goodwill, Impairment Loss Asset impairment charges Impairment of Intangible Assets (Excluding Goodwill) Income Tax Disclosure [Abstract] Notional U.S. federal income tax provision at the statutory rate Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount State income tax, net of federal benefit Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount U.S. tax reform impact Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount Uncertain tax positions Effective Income Tax Rate Reconciliation, Tax Contingency, Amount Residual tax on non-U.S. net earnings Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount Non-deductible goodwill impairment Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, Amount Change in valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Intra-entity transfers of assets Effective Income Tax Rate Reconciliation, Intra-Entity Transfers of Assets Other Than Inventory, Amount Effective Income Tax Rate Reconciliation, Intra-Entity Transfers of Assets Other Than Inventory, Amount International Pharmaceuticals segment divestitures Effective Income Tax Rate Reconciliation, Disposition of Business, Amount Base erosion minimum tax Effective Income Tax Rate Reconciliation, Tax Cuts and Jobs Act, Amount Non-deductible expenses Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amount Executive compensation limitation Effective Income Tax Rate Reconciliation, Executive Compensation Limitation, Amount Effective Income Tax Rate Reconciliation, Executive Compensation Limitation, Amount Other Income tax reconciliation, other Income tax reconciliation, other. INCOME TAX Income Tax Expense (Benefit) Share-based Payment Arrangement [Abstract] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Selling, general and administrative expenses Selling, General and Administrative Expenses [Member] Research and development expenses Research and Development Expense [Member] Cost of revenues Cost of Sales [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Stock-based compensation expense Share-based Payment Arrangement, Expense Fair Value Disclosures [Abstract] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Liabilities 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Other miscellaneous, net Other Nonoperating Income (Expense) Other expense (income), net Nonoperating Income (Expense) Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Disposal group, disposed of by sale, not discontinued operations Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] Huntsville, Alabama manufacturing and distributing facility Huntsville, Alabama Manufacturing and Distributing Facility [Member] Huntsville, Alabama Manufacturing and Distributing Facility [Member] Litha Healthcare Group Limited Litha Healthcare Group Limited [Member] Litha Healthcare Group Limited [Member] Restructuring Plan [Axis] Restructuring Plan [Axis] Restructuring Plan [Domain] Restructuring Plan [Domain] 2017 US generic pharmaceuticals restructuring US Generic Pharmaceuticals Restructuring 2017 [Member] US Generic Pharmaceuticals Restructuring 2017 [Member] Restructuring Type [Axis] Restructuring Type [Axis] Type of 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Sale, Net Schedule of inventory Schedule of Inventory, Current [Table Text Block] Amortization of intangible assets Amortization of Intangible Assets SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis] SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis] SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain] SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain] Valuation Allowance for Deferred Tax Assets SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset [Member] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] SEC Schedule, 12-09, 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Securities, Net of Tax Unrealized loss on securities Other Comprehensive Income (Loss), Securities, Available-for-sale, Adjustment, after Tax Net unrealized gain (loss) on foreign currency: Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax [Abstract] Foreign currency translation gain (loss) arising during the period Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax Less: reclassification adjustments for loss realized in net loss Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Net of Tax Foreign currency translation gain (loss) Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent OTHER COMPREHENSIVE INCOME (LOSS) Other Comprehensive Income (Loss), Net of Tax, Portion 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Operating lease ROU assets Operating Lease, Right-of-Use Asset Finance lease ROU assets Finance Lease, Right-of-Use Asset Total ROU assets Lease, Right-of-Use Asset Lease, Right-of-Use Asset Operating lease liabilities: Liabilities, Noncurrent [Abstract] Current operating lease liabilities Operating Lease, Liability, Current Noncurrent operating lease liabilities Operating Lease, Liability, Noncurrent Total operating lease liabilities Operating Lease, Liability Finance lease liabilities: Assets and Liabilities, Lessee [Abstract] Current finance lease liabilities Finance Lease, Liability, Current Noncurrent finance lease liabilities Finance Lease, Liability, Noncurrent Total finance lease liabilities Finance Lease, Liability Accounting Policies [Abstract] Buildings Building [Member] Machinery and equipment Computer equipment and software Furniture and fixtures PP&E Useful life Property, Plant and Equipment, Useful Life Schedule of disposal groups, including discontinued operations, income statement, balance sheet and additional disclosures Disposal Groups, Including Discontinued Operations [Table Text Block] Schedule of allocation of stock-based compensation Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Summary of activity under stock incentive plans Share-based Payment Arrangement, Option, Activity [Table Text Block] Stock option assumption Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Summary of restricted and performance stock units activity Share-based Payment Arrangement, Activity [Table Text Block] Restrictions on Cash and Cash Equivalents [Table] Restrictions on Cash and Cash Equivalents [Table] Litigation Case [Axis] Litigation Case [Axis] Litigation Case [Domain] Litigation Case [Domain] Vaginal mesh cases Vaginal Mesh Cases [Member] Vaginal Mesh Cases [Member] Restricted Cash and Cash Equivalents Items [Line Items] Restricted Cash and Cash Equivalents Items [Line 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Options, Forfeited in Period Vested (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Outstanding, ending balance (in shares) Vested and expected to vest, end of period (in shares) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested And Expected To Vest Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested And Expected To Vest Aggregate Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Intrinsic Value, Amount Per Share [Abstract] Outstanding, end of period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding Vested and expected to vest Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested and Expected to Vest Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested and Expected to Vest Schedule of Product Information [Table] Schedule of Product Information [Table] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Accumulated Deficit Retained Earnings [Member] Licensing Licensing Agreements [Member] Weighted average Weighted Average [Member] Vasostrict® Vasostrict [Member] Vasostrict [Member] XIAFLEX® Xiaflex [Member] Xiaflex [Member] Concentration Risk Type [Axis] Concentration Risk Type [Axis] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Product Concentration Risk Product Concentration Risk [Member] Credit Concentration Risk Credit Concentration Risk [Member] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Revenue Benchmark Revenue Benchmark [Member] Trade Accounts Receivable Trade Accounts Receivable [Member] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] ASC 842 Accounting Standards Update 2016-02 [Member] Product Information [Line Items] Product Information [Line Items] Concentration risk, percentage Concentration Risk, Percentage Number of segments with significant sales deductions Number Of Segments With Significant Sales Deductions Number Of Segments With Significant Sales Deductions Revenue from contract with customer, return period Revenue From Contract With Customer, Return Period Revenue From Contract With Customer, Return Period Allowances for sales returns and allowances Allowances for Sales Returns and Allowances Allowances for Sales Returns and Allowances Number of customers Number Of Customers Number Of Customers Intangible life (years) Finite-Lived Intangible Asset, Useful Life Advertising expense Advertising Expense Effect of adopting accounting principle in period of adoption Cumulative Effect of New Accounting Principle in Period of Adoption Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Table] Fair Value, Recurring and Nonrecurring [Table] Fair value, measurements, nonrecurring Fair Value, Nonrecurring [Member] Asset Class [Axis] Asset Class [Axis] Asset Class [Domain] Asset Class [Domain] Intangible assets Intangible Assets [Member] Intangible Assets [Member] Certain property, plant and equipment Property, Plant and Equipment [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Assets: Assets, Fair Value Disclosure [Abstract] Intangible assets, excluding goodwill Intangible Assets (Excluding Goodwill), 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Contract liability amounts classified as current Contract with Customer, Liability, Current Increase in contract liability Contract with Customer, Liability, Increase (Decrease) Contract with Customer, Liability, Increase (Decrease) Reductions Contract with Customer, Liability, Reductions Contract with Customer, Liability, Reductions Revenue recognized Contract with Customer, Liability, Revenue Recognized Changes in qualified settlement funds accounts and product liability balance Schedule of Loss Contingencies by Contingency [Table Text Block] Schedule of changes in the carrying amount of goodwill Schedule of Goodwill [Table Text Block] Schedule of other intangible assets Schedule of Intangible Assets and Goodwill [Table Text Block] Schedule of future amortization expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Schedule of intangible asset impairment charges including goodwill Schedule of Intangible Asset Impairment Charges Including 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Instrument, Face Amount Maturities Long-term Debt, Fiscal Year Maturity [Abstract] 2020 Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months 2021 Long-term Debt, Maturities, Repayments of Principal in Year Two 2022 Long-term Debt, Maturities, Repayments of Principal in Year Three 2023 Long-term Debt, Maturities, Repayments of Principal in Year Four 2024 Long-term Debt, Maturities, Repayments of Principal in Year Five Long-term debt, maturity repayment deadline Long-term Debt, Maturity Repayment Deadline Long-term Debt, Maturity Repayment Deadline Equity [Abstract] Other comprehensive income (loss), tax, portion attributable to parent Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent Quarterly Financial Data [Abstract] Schedule of Quarterly Financial Information Quarterly Financial Information [Table Text Block] 7.25% Senior Notes due 2022 Seven Point Two Five Percent Senior Notes Due Two Thousand Twenty Two [Member] Seven Point Two Five Percent Senior Notes Due Two Thousand Twenty Two [Member]. 5.75% Senior Notes due 2022 Five Point Seven Five Senior Notes Due On Two Thousand Twenty Two [Member] Five Point Seven Five Senior Notes Due On Two Thousand Twenty Two [Member] 5.375% Senior Notes due 2023 Five Point Three Seven Five Senior Notes Due On Two Thousand Twenty Three [Member] Five Point Three Seven Five Senior Notes Due On Two Thousand Twenty Three [Member] 6.00% Senior Notes due 2023 Six Point Zero Percent Senior Notes Due Two Thousand Twenty Three [Member] Six Point Zero Percent Senior Notes Due Two Thousand Twenty Three [Member] 5.875% Senior Secured Notes due 2024 Five Point Eight Seven Five Percent Senior Secured Notes Due Twenty Twenty Four [Member] Five Point Eight Seven Five Percent Senior Secured Notes Due Twenty Twenty Four [Member] 6.00% Senior Notes due 2025 Six Percent Senior Notes Due 2025 [Member] Six Percent Senior Notes Due 2025 [Member] 7.50% Senior Secured Notes due 2027 Seven Point Five Percent Senior Secured Notes Due Twenty Twenty Seven [Member] Seven Point Five Percent Senior Secured Notes Due Twenty Twenty Seven [Member] Term Loan Facility Term Loan B Facility Due Two Thousand Twenty Four [Member] Term Loan B Facility Due Two Thousand Twenty Four [Member] Effective interest rate (as percent) Debt Instrument, Interest Rate, Effective Percentage Principal Amount Carrying Amount Long-term Debt Less current portion, net Long-term Debt, Current Maturities Principal amount of total long-term debt, less current portion, net Debt Instrument, Face Amount, Excluding Current Maturities Debt Instrument, Face Amount, Excluding Current Maturities Carrying amount of total long-term debt, less current portion, net Long-term Debt, Excluding Current Maturities Interest rate (as percent) Debt Instrument, Interest Rate, Stated Percentage Fair value of long term debt Long-term Debt, Fair Value PROPERTY, PLANT AND EQUIPMENT Property, Plant and Equipment Disclosure [Text Block] Debt Instrument Redemption [Table] Debt Instrument Redemption [Table] Debt Instrument, Redemption, Period [Axis] Debt Instrument, Redemption, Period [Axis] Debt Instrument, Redemption, Period [Domain] Debt Instrument, Redemption, Period [Domain] Non-Call Period Debt Instrument, Redemption, Period One [Member] After Non-Call Period Debt Instrument, Redemption, Period Two [Member] As of December 31, 2019 Debt Instrument, Redemption, Period Three [Member] Debt Instrument, Redemption [Line Items] Debt Instrument, Redemption [Line Items] Redemption price (as percent) Debt Instrument, Redemption Price, Percentage Percentage of principal that may be redeemed Debt Instrument, Percentage of Principal That May be Redeemed Debt Instrument, Percentage of Principal That May be Redeemed LEASES Lessee, Operating Leases [Text Block] LEASES Lessee, Finance Leases [Text Block] Schedule of components of other income, net Schedule of Other Nonoperating Income, by Component [Table Text Block] Lease Arrangement, Type 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Facility [Table] Line of Credit Facility [Table] Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] London Interbank Offered Rate (LIBOR) London Interbank Offered Rate (LIBOR) [Member] Base Rate Base Rate [Member] Term Loan Facility Secured Debt [Member] 2017 credit agreement 2017 Credit Agreement [Member] 2017 Credit Agreement [Member] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Credit facility, remaining borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Commitments not extended Debt Instrument, Commitments Not Extended, Amount Debt Instrument, Commitments Not Extended, Amount Quarter periodic payment, percent Debt Instrument, Quarterly Periodic Payment, Percent Debt Instrument, Quarterly Periodic Payment, Percent Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Basis spread on variable rate, floor Debt Instrument, Basis Spread on Variable Rate, Floor Debt Instrument, 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Vested and Expected to Vest, Outstanding, Number Exercisable (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Outstanding, beginning balance (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Granted (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Exercised (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Forfeited (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Expired (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price Outstanding, ending balance (in dollars per share) Vested and expected to vest, end of period (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price Exercisable, end of period (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Weighted Average Remaining Contractual Term Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract] Outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Vested and expected to vest Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term Exercisable Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Aggregate Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest [Abstract] Outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Vested and expected to vest Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value Exercisable Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value FAIR VALUE MEASUREMENTS Fair Value Disclosures [Text Block] Savings And Investment Plan And Deferred Compensation Plans [Abstract] Savings And Investment Plan And Deferred Compensation Plans [Abstract] Schedule Of 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Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay Maximum annual contributions per employee (percent) Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent Vesting period Defined Contribution Plan, Employers Matching Contribution, Vesting Term Defined Contribution Plan, Employers Matching Contribution, Vesting Term Contributions towards defined contribution savings and investment plans Defined Contribution Plan, Cost Statement of Financial Position [Abstract] ASSETS CURRENT ASSETS: Assets, Current [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Restricted cash and cash equivalents Accounts receivable, net Accounts Receivable, after Allowance for Credit Loss, Current Inventories, net Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Income taxes receivable Income Taxes Receivable, Current Total current assets Assets, Current PROPERTY, PLANT AND EQUIPMENT, NET OPERATING LEASE ASSETS GOODWILL Goodwill OTHER INTANGIBLES, NET Intangible Assets, Net (Excluding Goodwill) DEFERRED INCOME TAXES Deferred Income Tax Assets, Net OTHER ASSETS Other Assets, Noncurrent TOTAL ASSETS Assets LIABILITIES AND SHAREHOLDERS' DEFICIT Liabilities and Equity [Abstract] CURRENT LIABILITIES: Liabilities, Current [Abstract] Accounts payable and accrued expenses Accounts Payable and Accrued Liabilities, Current Current portion of legal settlement accrual Loss Contingency, Accrual, Current Current portion of operating lease liabilities Current portion of long-term debt Income taxes payable Accrued Income Taxes, Current Total current liabilities Liabilities, Current DEFERRED INCOME TAXES Deferred Income Tax Liabilities, Net LONG-TERM DEBT, LESS CURRENT PORTION, NET OPERATING LEASE LIABILITIES, LESS CURRENT PORTION OTHER LIABILITIES Other Liabilities, Noncurrent COMMITMENTS AND CONTINGENCIES (NOTE 15) Commitments and Contingencies SHAREHOLDERS' DEFICIT: Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Euro deferred shares, $0.01 par value; 4,000,000 shares authorized and issued at both December 31, 2019 and December 31, 2018 Euro Deferred Stock, Value, Issued Euro Deferred Stock, Value, Issued Ordinary shares, $0.0001 par value; 1,000,000,000 shares authorized; 226,802,609 and 224,382,791 shares issued and outstanding at December 31, 2019 and December 31, 2018, respectively Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital Accumulated deficit Retained Earnings (Accumulated Deficit) Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Total equity Stockholders' Equity Attributable to Parent TOTAL LIABILITIES AND SHAREHOLDERS' DEFICIT Liabilities and Equity Accumulated impairment losses Goodwill, Impaired, Accumulated Impairment Loss Schedule of income before income tax, domestic and foreign Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] Schedule of of components of income tax expense (benefit) Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Schedule of effective income tax rate reconciliation Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Schedule of deferred tax assets and liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Summary of tax credit carryforwards Summary of Tax Credit Carryforwards [Table Text Block] Summary of valuations allowance Summary of Valuation Allowance [Table Text Block] Schedule of reconciliation of change in uncertain tax benefits Schedule Of Reconciliation Of Change In Uncertain Tax Benefits [Table Text Block] Schedule Of Reconciliation Of Change In Uncertain Tax Benefits [Table Text Block] Summary of income tax examinations Summary of Income Tax Examinations [Table Text Block] Reconciliation of the numerator and denominator of basic and diluted net loss per share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Senior Secured Notes Senior Subordinated Notes [Member] Debt issuance costs Debt Issuance Costs, Net Deferred debt issuance costs Write off of Deferred Debt Issuance Cost DISCONTINUED OPERATIONS AND DIVESTITURES Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Current: Current Federal, State and Local, Tax Expense (Benefit) [Abstract] U.S. Federal Current Federal Tax Expense (Benefit) U.S. State Current State and Local Tax Expense (Benefit) International Current Foreign Tax Expense (Benefit) Total current income tax Current Income Tax Expense (Benefit) Deferred: Deferred Federal, State and Local, Tax Expense (Benefit) [Abstract] U.S. Federal Deferred Federal Income Tax Expense (Benefit) U.S. State Deferred State and Local Income Tax Expense (Benefit) International Deferred Foreign Income Tax Expense (Benefit) Total deferred income tax Deferred Income Tax Expense (Benefit) Schedule of long-term debt instruments Schedule of Long-term Debt Instruments [Table Text Block] Schedule of maturities of long-term debt Schedule of Maturities of Long-term Debt [Table Text Block] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Specialty Products Specialty Products [Member] Specialty Products [Member] SUPPRELIN® LA SUPPRELIN LA [Member] SUPPRELIN LA [Member] Other Specialty Other Specialty Products [Member] Other Specialty Products [Member] Established Products Established Products [Member] Established Products [Member] PERCOCET® PERCOCET [Member] PERCOCET [Member] TESTOPEL® Testopel [Member] Testopel [Member] Other Established Other Established Products [Member] Other Established Products [Member] ADRENALIN® Adrenalin [Member] Adrenalin [Member] Ertapenem for injection Ertapenem For Injection [Member] Ertapenem For Injection [Member] APLISOL® Aplisol [Member] Aplisol [Member] Other Sterile Injectables Other Sterile Injectables [Member] Other Sterile Injectables [Member] Colchicine Tablets Colchicine Tablets [Member] Colchicine Tablets [Member] Ezetimibe and Quetiapine ER Tablets Ezetimibe and Quetiapine ER Tablets [Member] Ezetimibe and Quetiapine ER Tablets [Member] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] TOTAL REVENUES, NET Revenues Product line revenue reporting threshold Product Line Revenue Reporting Threshold Product Line Revenue Reporting Threshold SHAREHOLDERS' DEFICIT Stockholders' Equity Note Disclosure [Text Block] Goodwill impairment charges Other intangible asset impairment charges Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Accounts Payable and Accrued Liabilities Accounts Payable and Accrued Liabilities [Member] ASU 2016-06 Accounting Standards Update 2016-16 [Member] State Valuation Allowance by Deferred Tax Asset [Axis] Valuation Allowance by Deferred Tax Asset [Axis] Deferred Tax Asset [Domain] Deferred Tax Asset [Domain] Provisional tax benefit related to Tax Cuts and Jobs Act of 2017 Tax Cuts and Jobs Act, Incomplete Accounting, Provisional Income Tax Expense (Benefit) Significant adjustments to the provisional amounts recorded Tax Cuts and Jobs Act, Measurement Period Adjustment, Income Tax Expense (Benefit) Increase (decrease) in valuation allowance Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount Undistributed earnings of foreign subsidiaries Undistributed Earnings of Foreign Subsidiaries Total unrecognized income tax benefits Total Unrecognized Tax Benefits Including Interest And Penalties Total unrecognized tax benefits including interest and penalties. Unrecognized tax benefits that would impact effective tax rate Unrecognized Tax Benefits that Would Impact Effective Tax Rate Accrued interest and penalties Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Interest and penalties Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense Current unrecognized tax benefit Unrecognized Tax Benefits Statues of limitation Statues Of Limitation Statues Of Limitation Corporate unallocated Corporate, Non-Segment [Member] U.S. Branded - Specialty & Established Pharmaceuticals U.S. Branded - Sterile Injectables U.S. Generic Pharmaceuticals International Pharmaceuticals Depreciation expense Depreciation OTHER EXPENSE (INCOME), NET Other Income and Other Expense Disclosure [Text Block] Accounts Payable and Accrued Liabilities, Current [Abstract] ACCOUNTS PAYABLE AND ACCRUED EXPENSES Accounts Payable and Accrued Liabilities Disclosure [Text Block] INCOME TAXES Income Tax Disclosure [Text Block] QUARTERLY FINANCIAL DATA (UNAUDITED) Quarterly Financial Information [Text Block] SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Significant Accounting Policies [Text Block] Total depreciation expense Asset impairment charges of long-lived assets Impairment of Long-Lived Assets Held-for-use Income Statement [Abstract] COSTS AND EXPENSES: Costs and Expenses [Abstract] Cost of revenues Cost of Revenue Selling, general and administrative Selling, General and Administrative Expense Research and development Research and Development Expense Litigation-related and other contingencies, net Gain (Loss) Related to Litigation Settlement Acquisition-related and integration items, net Interest expense, net Other expense (income), net LOSS FROM CONTINUING OPERATIONS BEFORE INCOME TAX INCOME TAX EXPENSE (BENEFIT) LOSS FROM CONTINUING OPERATIONS Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent DISCONTINUED OPERATIONS, NET OF TAX (NOTE 3) NET LOSS NET LOSS PER SHARE—BASIC: Earnings Per Share, Basic [Abstract] Continuing operations (in dollars per share) Income (Loss) from Continuing Operations, Per Basic Share Discontinued operations (in dollars per share) Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Basic Share Basic (in dollars per share) Earnings Per Share, Basic NET LOSS PER SHARE—DILUTED: Earnings Per Share, Diluted [Abstract] Continuing operations (in dollars per share) Income (Loss) from Continuing Operations, Per Diluted Share Discontinued operations (in dollars per share) Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Diluted Share Diluted (in dollars per share) Earnings Per Share, Diluted WEIGHTED AVERAGE SHARES: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Basic (in shares) Weighted Average Number of Shares Outstanding, Basic Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Note repurchases Note Repurchases [Member] Note Repurchases [Member] Before April 1, 2022 On or after April 1, 2022 beginning principal redemption Until April 1, 2025 decrease in amount redeemed Before April 1, 2022 principal redeemed, in part Debt Instrument, Redemption, Period Four [Member] Before April 1, 2022 principal amount redeemed Debt Instrument, Redemption, Period Five [Member] Repurchase principal amount of debt Debt Instrument, Repurchased Face Amount Repayments of debt Repayments of Long-term Debt Secured leverage ratio Debt Instrument, Secured Leverage Ratio Debt Instrument, Secured Leverage Ratio Redemption percent of principal amount outstanding Debt Instrument, Redemption, Percent Of Principal Amount Outstanding Debt Instrument, Redemption, Percent Of Principal Amount Outstanding Extinguishment of debt Extinguishment of Debt, Amount Gain on extinguishment of debt Gain (Loss) on Extinguishment of Debt, before Write off of Debt Issuance Cost Unamortized discount (premium) and debt issuance costs, net Cash paid for amounts included in the measurement of lease liabilities: Cash Flow, Lessee [Abstract] Cash Flow, Lessee [Abstract] Operating cash payments for operating leases Operating Lease, Payments Operating cash payments for finance leases Finance Lease, Interest Payment on Liability Financing cash payments for finance leases Finance Lease, Principal Payments Lease liabilities arising from obtaining right-of-use assets: Right-of-Use Asset Obtained In Exchange For Lease Liability [Abstract] Right-of-Use Asset Obtained In Exchange For Lease Liability [Abstract] Operating leases Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Finance leases Right-of-Use Asset Obtained in Exchange for Finance Lease Liability Assets and liabilities, lessee Assets And Liabilities, Lessee [Table Text Block] Assets And Liabilities, Lessee [Table Text Block] Lease, cost Lease, Cost [Table Text Block] Lessee, operating lease, liability, maturity Lessee, Operating Lease, Liability, Maturity [Table Text Block] Finance lease, liability, maturity Finance Lease, Liability, Maturity [Table Text Block] Schedule of future minimum rental payments for operating leases Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] Schedule of future minimum lease payments for capital leases Schedule of Future Minimum Lease Payments for Capital Leases [Table Text Block] Weighted average remaining lease term (years), weighted based on lease liability balances: Sales-type Lease, Net Investment in Lease [Abstract] Operating leases Operating Lease, Weighted Average Remaining Lease Term Finance leases Finance Lease, Weighted Average Remaining Lease Term Weighted average discount rate (percentages), weighted based on the remaining balance of lease payments: Direct Financing Lease, Net Investment in Leases [Abstract] Operating leases Operating Lease, Weighted Average Discount Rate, Percent Finance leases Finance Lease, Weighted Average Discount Rate, Percent CONTRACT ASSETS AND LIABILITIES Revenue from Contract with Customer [Text Block] 2020 Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months 2021 Finite-Lived Intangible Assets, Amortization Expense, Year Two 2022 Finite-Lived Intangible Assets, Amortization Expense, Year Three 2023 Finite-Lived Intangible Assets, Amortization Expense, Year Four 2024 Finite-Lived Intangible Assets, Amortization Expense, Year Five RESTRUCTURING Restructuring and Related Activities Disclosure [Text Block] Schedule of restructuring reserve by type of cost Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Statement of Cash Flows [Abstract] OPERATING ACTIVITIES: Net Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile Net loss to Net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Share-based compensation Share-based Payment Arrangement, Noncash Expense Amortization of debt issuance costs and discount Amortization of Debt Issuance Costs and Discounts Deferred income taxes Deferred Income Taxes and Tax Credits Change in fair value of contingent consideration Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability (Gain) loss on extinguishment of debt Asset impairment charges Asset Impairment Charges, Including Continuing and Discontinued Operations Asset Impairment Charges, Including Continuing and Discontinued Operations Gain on sale of business and other assets Gain (Loss) on Disposition of Business Changes in assets and liabilities which provided (used) cash: Increase (Decrease) in Operating Capital [Abstract] Accounts receivable Increase (Decrease) in Accounts Receivable Inventories Increase (Decrease) in Inventories Prepaid and other assets Increase (Decrease) in Prepaid Expense and Other Assets Accounts payable, accrued expenses and other liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities Income taxes payable/receivable, net Increase (Decrease) in Income Taxes Payable, Net of Income Taxes Receivable Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities INVESTING ACTIVITIES: Net Cash Provided by (Used in) Investing Activities [Abstract] Purchases of property, plant and equipment, excluding capitalized interest Payments to Acquire Property, Plant, and Equipment Capitalized interest payments Interest Paid, Capitalized, Investing Activities Decrease in notes receivable Proceeds from Sale and Collection of Notes Receivable Product acquisition costs and license fees Payments to Acquire Intangible Assets Proceeds from sale of business and other assets, net Other investing activities Payments for (Proceeds from) Other Investing Activities Net cash (used in) provided by investing activities Net Cash Provided by (Used in) Investing Activities FINANCING ACTIVITIES: Net Cash Provided by (Used in) Financing Activities [Abstract] Proceeds from issuance of notes, net Proceeds from Notes Payable Proceeds from issuance of term loans Proceeds from Issuance of Debt, Loans Proceeds from Issuance of Debt, Loans Repayments of notes Repayments of Notes Payable Repayments of term loans Repayments of Other Long-term Debt Proceeds from draw of revolving debt Proceeds from Lines of Credit Repayments of other indebtedness Repayments of Debt Payments for debt issuance and extinguishment costs Payment For Debt Extinguishment Or Debt Prepayment Cost And Debt Issuance Costs Payment For Debt Extinguishment Or Debt Prepayment Cost And Debt Issuance Costs Payments for contingent consideration Payment for Contingent Consideration Liability, Financing Activities Payments of tax withholding for restricted shares Payment, Tax Withholding, Share-based Payment Arrangement Proceeds from exercise of options Proceeds from Stock Options Exercised Net cash provided by (used in) financing activities Net Cash Provided by (Used in) Financing Activities Effect of foreign exchange rate Effect of Exchange Rate on Cash and Cash Equivalents Movement in cash held for sale Net Cash Provided by (Used in) Discontinued Operations NET INCREASE IN CASH, CASH EQUIVALENTS, RESTRICTED CASH AND RESTRICTED CASH EQUIVALENTS Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect CASH, CASH EQUIVALENTS, RESTRICTED CASH AND RESTRICTED CASH EQUIVALENTS, BEGINNING OF PERIOD Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents CASH, CASH EQUIVALENTS, RESTRICTED CASH AND RESTRICTED CASH EQUIVALENTS, END OF PERIOD SUPPLEMENTAL INFORMATION: Supplemental Cash Flow Information [Abstract] Cash paid for interest, excluding capitalized interest Interest Paid, Excluding Capitalized Interest, Operating Activities Cash paid for income taxes Income Taxes Paid Cash paid into Qualified Settlement Funds for mesh legal settlements Settlement Funds, Additions Settlement Funds, Additions Cash paid out of Qualified Settlement Funds for mesh legal settlements Settlement Funds, Payments Settlement Funds, Payments Other cash distributions for mesh legal settlements Other Payments For Legal Settlements Other Payments For Legal Settlements Number of reportable segments Number of Reportable Segments Total net revenues from external customers Total segment adjusted income from continuing operations before income tax Adjusted Income (Loss) Before Income Tax Adjusted income (loss) before income tax. Deferred tax assets: Deferred Tax Assets, Gross [Abstract] Accrued expenses and customer allowances Deferred Tax Assets, Tax Deferred Expense Deferred interest expense Deferred Tax Assets, Deferred Interest Expense Deferred Tax Assets, Deferred Interest Expense Fixed assets and intangible assets Deferred Tax Assets, Fixed and Intangible Assets Deferred Tax Assets, Fixed and Intangible Assets Loss on capital assets Deferred Tax Assets, Capital Loss Carryforwards Net operating loss carryforward Deferred Tax Assets, Operating Loss Carryforwards Other Deferred Tax Assets, Other Research and development and other tax credit carryforwards Deferred Tax Assets, Tax Credit Carryforwards, Research Total gross deferred income tax assets Deferred Tax Assets, Gross Deferred tax liabilities: Deferred Tax Liabilities, Gross [Abstract] Other Deferred Tax Liabilities, Other Outside basis difference Deferred Tax Liabilities, Outside Basis Difference Deferred Tax Liabilities, Outside Basis Difference Intercompany notes Deferred Tax Liability, Intercompany Notes Deferred Tax Liability, Intercompany Notes Total gross deferred income tax liabilities Deferred Tax Liabilities, Gross Valuation allowance Net deferred income tax liability Deferred Tax Liabilities, Net SEGMENT RESULTS Segment Reporting Disclosure [Text Block] Operating Leases Lessee, Operating Lease, Liability, Payment, Due [Abstract] 2020 Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months 2021 Lessee, Operating Lease, Liability, Payments, Due Year Two 2022 Lessee, Operating Lease, Liability, Payments, Due Year Three 2023 Lessee, Operating Lease, Liability, Payments, Due Year Four 2024 Lessee, Operating Lease, Liability, Payments, Due Year Five Thereafter Lessee, Operating Lease, Liability, Payments, Due after Year Five Total future lease payments Lessee, Operating Lease, Liability, Payments, Due Less: amount representing interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Total operating lease liabilities Finance Leases Finance Lease, Liability, Payment, Due [Abstract] 2020 Finance Lease, Liability, Payments, Due Next Twelve Months 2021 Finance Lease, Liability, Payments, Due Year Two 2022 Finance Lease, Liability, Payments, Due Year Three 2023 Finance Lease, Liability, Payments, Due Year Four 2024 Finance Lease, Liability, Payments, Due Year Five Thereafter Finance Lease, Liability, Payments, Due after Year Five Total future lease payments Finance Lease, Liability, Payment, Due Less: amount representing interest Finance Lease, Liability, Undiscounted Excess Amount Total finance lease liabilities Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Unrecognized tax benefits, beginning balance Gross additions for current year positions Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Gross reductions for prior period positions Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Gross additions for prior period positions Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Decrease due to lapse of statute of limitations Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations Currency translation adjustment Unrecognized Tax Benefits, Increase Resulting from Foreign Currency Translation Currency translation adjustment Unrecognized Tax Benefits, Decrease Resulting from Foreign Currency Translation Unrecognized tax benefits, ending balance Total UTB balance including accrued interest and penalties Organization, Consolidation and Presentation of Financial Statements [Abstract] DESCRIPTION OF BUSINESS Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Litigation-related and other contingencies, net Disposal Group, Including Discontinued Operation, Litigation Related And Other Contingencies Disposal Group Including Discontinued Operation, Litigation Related And Other Contingencies Loss from discontinued operations before income taxes Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax Income tax benefit Discontinued Operation, Tax Effect of Discontinued Operation Discontinued operations, net of tax Numerator: Earnings Per Share Reconciliation [Abstract] Loss from continuing operations Denominator: Weighted Average Number of Shares Outstanding Reconciliation [Abstract] For basic per share data—weighted average shares (in shares) Dilutive effect of ordinary share equivalents (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements For diluted per share data—weighted average shares (in shares) Trade accounts payable Accounts Payable, Trade, Current Returns and allowances Accrued Liabilities Returns And Allowances Accrued liabilities returns and allowances. Rebates Accrued Liabilities, Rebates Accrued Liabilities, Rebates Chargebacks Accrued Liabilities Chargebacks Accrued liabilities chargebacks. Accrued interest Interest Payable, Current Accrued payroll and related benefits Accrued Employee Benefits, Current Accrued royalties and other distribution partner payables Accrued Royalties and Other Distribution Partner Payables, Current Accrued Royalties and Other Distribution Partner Payables, Current Acquisition-related contingent consideration—current Business Combination, Contingent Consideration, Liability, Current Other Other Accrued Liabilities, Current Total January 2017 Restructuring January 2017 Restructuring [Member] January 2017 Restructuring [Member] Accelerated depreciation Accelerated Depreciation [Member] Accelerated Depreciation [Member] Employee separation, retention and other benefit-related costs Employee Severence and Other Benefit Related Costs [Member] Employee Severence and Other Benefit Related Costs [Member] Property, plant and equipment impairment charges Property, Plant and Equipment Impairment Charges [Member] Property, Plant and Equipment Impairment Charges [Member] Increase excess inventory reserves SEC Schedule, 12-09, Reserve, Inventory [Member] Restructuring and related cost, expected number of positions eliminated Restructuring and Related Cost, Expected Number of Positions Eliminated License And Collaboration Agreements [Table] License And Collaboration Agreements [Table] License And Collaboration Agreements [Table] License And Collaboration Agreements [Line Items] License And Collaboration Agreements [Line Items] License And Collaboration Agreements [Line Items] License agreement, exclusivity period License Agreement, Exclusivity Period License Agreement, Exclusivity Period Termination of agreement notice period License Agreement, Termination Of Agreement Notice Period License Agreement, Termination Of Agreement Notice Period Royalty rate on net sales License Agreement, Royalty Rate, Percentage of Net Sales License Agreement, Royalty Rate, Percentage of Net Sales Number of sterile injectable product candidates Number of Sterile Injectable Product Candidates Number of Sterile Injectable Product Candidates SAVINGS AND INVESTMENT PLAN AND DEFERRED COMPENSATION PLANS Savings And Investment Plan And Deferred Compensation Plans [Text Block] Savings And Investment Plan And Deferred Compensation Plans [Text Block] Schedule of Goodwill And Other Intangibles [Table] Schedule of Goodwill And Other Intangibles [Table] Schedule of Goodwill and Other Intangibles [Table]. Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-lived Intangible Assets, Major Class Name [Domain] In-process research and development In Process Research and Development [Member] Tradenames Trade Names [Member] Other Intangible Assets [Line Items] Other Intangible Assets [Line Items] Other Intangible Assets [Line Items] Cost basis: Other Intangible Assets, Cost Basis [Abstract] Other Intangible Assets, Cost Basis [Abstract] Indefinite-lived intangibles: Indefinite-lived Intangible Assets [Roll Forward] Beginning Balance Indefinite-lived Intangible Assets (Excluding Goodwill) Acquisitions Indefinite-lived Intangible Assets Acquired Impairments Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) Other Indefinite-lived Intangible Assets, Other Indefinite-lived Intangible Assets, Other Effect of Currency Translation Indefinite-lived Intangible Assets, Foreign Currency Translation Gain (Loss) Ending Balance Finite-lived intangibles: Finite-lived Intangible Assets [Roll Forward] Beginning Balance Finite-Lived Intangible Assets, Gross Acquisitions Finite-lived Intangible Assets Acquired Impairments Impairment of Intangible Assets, Finite-lived Other Finite-Lived Intangible Assets, Other Finite-Lived Intangible Assets, Other Effect of Currency Translation Finite Lived Intangible Assets, Foreign Currency Translation Gain (Loss) Ending Balance Total other intangibles Intangible Assets, Gross [Roll Forward] Intangible Assets, Gross [Roll Forward] Beginning balance Intangible Assets, Gross (Excluding Goodwill) Acquisitions Intangible Assets Acquired Intangible Assets Acquired Impairments Other Intangible Assets, Other Intangible Assets, Other Effect of Currency Translation Intangible Assets, Foreign Currency Translation Gain (Loss) Intangible Assets, Foreign Currency Translation Gain (Loss) Ending balance Accumulated amortization: Finite-Lived Intangible Assets, Accumulated Amortization [Roll Forward] Finite-Lived Intangible Assets, Accumulated Amortization [Roll Forward] Beginning Balance Finite-Lived Intangible Assets, Accumulated Amortization Amortization Impairments Impairment of Intangible Assets, Finite-lived, Effect On Accumulated Amortization Impairment of Intangible Assets, Finite-lived, Effect On Accumulated Amortization Other Finite-Lived Intangible Assets, Other Adjustments, Increase (Decrease) In Accumulated Amortization Finite-Lived Intangible Assets, Other Adjustments, Increase (Decrease) In Accumulated Amortization Effect of Currency Translation Finite-Lived Intangible Assets, Translation Adjustments, Effect On Accumulated Amortization Finite-Lived Intangible Assets, Translation Adjustments, Effect On Accumulated Amortization Ending Balance Net other intangibles U.S. Income (Loss) from Continuing Operations before Income Taxes, Domestic International Income (Loss) from Continuing Operations before Income Taxes, Foreign Total segment adjusted income from continuing operations before income tax Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Gross profit Gross Profit Discontinued operations, net of tax Net loss Continuing operations, basic (in dollars per share) Discontinued operations, basic (in dollars per share) Continuing operations, diluted (in dollars per share) Discontinued operations, diluted (in dollars per share) Weighted average shares—Basic (in shares) Weighted average shares—Diluted (in shares) Asset impairment charges Restructuring charges Litigation-related and other contingencies, net Net gain on sale of business and other assets Share Repurchase Program [Axis] Share Repurchase Program [Axis] Share Repurchase Program [Domain] Share Repurchase Program [Domain] 2015 Share Buyback Program 2015 Share Buyback Program [Member] 2015 Share Buyback Program [Member] ASC 606 Accounting Standards Update 2014-09 [Member] Euro deferred shares, shares issued (in shares) Euro Deferred Shares, Shares Issued Euro Deferred Shares, Shares Issued Euro deferred shares, par value (in dollars per share) Euro Deferred Shares, Par or Stated Value Per Share Euro Deferred Shares, Par or Stated Value Per Share Number of registered shareholders Number of Registered Shareholders Number of Registered Shareholders Stock repurchase program, authorized amount Stock Repurchase Program, Authorized Amount Treasury stock, shares, acquire (in shares) Treasury Stock, Shares, Acquired Treasury stock, value, acquired, cost method Treasury Stock, Value, Acquired, Cost Method Other Restructuring Costs Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Beginning liability balance Restructuring Reserve Cash distributions Payments for Restructuring Ending liability balance Schedule of cash and cash equivalents Schedule of Cash and Cash Equivalents [Table Text Block] Restrictions on cash and cash equivalents Restrictions on Cash and Cash Equivalents [Table Text Block] Financial assets and liabilities measured at fair value on recurring basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Changes to liability for acquisition-related contingent consideration Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Summary of nonrecurring fair value measurements Fair Value Measurements, Nonrecurring [Table Text Block] Schedule of Deferred Compensation Arrangement with Individual, Share-based Payments [Table] Schedule of Deferred Compensation Arrangement with Individual, Share-based Payments [Table] Vesting [Axis] Vesting [Axis] Vesting [Domain] Vesting [Domain] Tranche One Share-based Payment Arrangement, Tranche One [Member] Tranche Two Share-based Payment Arrangement, Tranche Two [Member] Tranche Three Share-based Payment Arrangement, Tranche Three [Member] Plans Other Than Twenty Fifteen Plan Plans Other Than 2015 Plan [Member] Plans Other Than 2015 Plan [Member] Plan Name [Axis] Plan Name [Axis] Plan Name [Domain] Plan Name [Domain] 2015 Stock Incentive Plan Two Thousand Fifteen Stock Incentive Plan [Member] Two Thousand Fifteen Stock Incentive Plan [Member] Nonvested Restricted Stock Non Vested Restricted Stock [Member] Non Vested Restricted Stock [Member] Long-term Cash Incentive Long-term Cash Incentive [Member] Long-term Cash Incentive [Member] Nonvested Stock Options Non Vested Stock Options [Member] Non Vested Stock Options [Member] Performance Stock Units Performance Stock Units [Member] Performance Stock Units [Member] Restricted Stock Units (RSUs) Restricted Stock Units (RSUs) [Member] Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items] Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items] Number of shares available for grant (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Target amount of share-based compensation awards, stock options (in shares) Target amount of share-based compensation awards (in shares) Vesting period Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Performance target term Share-based Compensation Arrangement by Share-based Payment Award, Performance Target Term Share-based Compensation Arrangement by Share-based Payment Award, Performance Target Term Service period Share-based Compensation Arrangement by Share-based Payment Award, Award Requisite Service Period Unvested awards outstanding (in shares) Number of employees Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options, Number of Employees Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options, Number of Employees Corresponding liability Deferred Compensation Share-based Arrangements, Liability, Current Expiration period Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period Dividend yield Exercise price range, lower range limit (in dollars per share) Share-based Payment Arrangement, Option, Exercise Price Range, Lower Range Limit Exercise price range, upper range limit (in dollars per share) Share-based Payment Arrangement, Option, Exercise Price Range, Upper Range Limit Options exercised intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value Tax benefit from exercise of stock options Share-based Payment Arrangement, Exercise of Option, Tax Benefit Options granted, weighted average grant date fair value (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Weighted average remaining requisite service period, non-vested stock options Weighted Average Remaining Requisite Service Period Of Non Vested Stock Options Weighted Average Remaining Requisite Service Period Of Non Vested Stock Options Unrecognized compensation cost Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount PSU award percentage using free cash flow performance metric Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Free Cash Flow Performance Metric, Grants in Period, Percentage Share-based Compensation Arrangement By Share-based Payment Award, Equity Instruments Other than Options, Free Cash Flow Performance Metric, Grants In Period, Percentage Award adjustment rate Share-based Compensation, Award Adjustment Rate Share-based Compensation, Award Adjustment Rate Weighted average remaining requisite service period, non-vested restricted stock units Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Restricted and performance stock units, weighted average grant date fair value (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Schedule of accounts payable and accrued liabilities Schedule of Accounts Payable and Accrued Liabilities [Table Text Block] Performance obligation satisfaction period Contract With Customer, Performance Obligation Satisfaction Period Contract With Customer, Performance Obligation Satisfaction Period Performance obligation satisfied in previous period Contract with Customer, Performance Obligation Satisfied in Previous Period Schedules of concentration of risk, by risk factor Schedules of Concentration of Risk, by Risk Factor [Table Text Block] Euro deferred shares, shares authorized (in shares) Euro Deferred Shares, Shares Authorized Euro Deferred Shares, Shares Authorized Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock, shares authorized (in shares) Common Stock, Shares Authorized Common stock, shares issued (in shares) Common Stock, Shares, Issued Common stock, shares outstanding (in shares) Common Stock, Shares, Outstanding Shared-based Compensation Share-based Payment Arrangement [Text Block] GOODWILL AND OTHER INTANGIBLES Goodwill and Intangible Assets Disclosure [Text Block] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Investment Type [Axis] Investment Type [Axis] Investments [Domain] Investments [Domain] Restricted cash and cash equivalents Restricted Cash And Cash Equivalents [Member] Restricted Cash And Cash Equivalents [Member] Discount rate applied Business Combination, Contingent Consideration, Liability, Measurement Input Customer [Axis] Customer [Axis] Customer [Domain] Customer [Domain] AmerisourceBergen Corporation Amerisource Bergen Corporation [Member] Amerisource Bergen Corporation [Member] McKesson Corporation Mckesson Corporation [Member] McKesson Corporation [Member] Cardinal Health, Inc. Cardinal Health Inc [Member] Cardinal Health Inc [Member] Customer Concentration Risk Customer Concentration Risk [Member] Loss Contingencies [Table] Loss Contingencies [Table] Counterparty Name [Axis] Counterparty Name [Axis] Counterparty Name [Domain] Counterparty Name [Domain] Jubilant Hollister Stier Laboratories LLC Jubilant Hollister Stier Laboratories LLC [Member] Jubilant Hollister Stier Laboratories LLC [Member] VASOSTRICT and/or ADRENALIN VASOSTRICT and/or ADRENALIN [Member] VASOSTRICT and/or ADRENALIN [Member] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] AMS American Medical Systems [Member] American Medical Systems [Member] Par Pharmaceutical, Inc. [Member] Par Pharmaceutical, Inc. [Member] Par Pharmaceutical, Inc. [Member] Testosterone cases Testosterone Cases [Member] Testosterone Cases [Member] Opioid-related matters Opioid-Related Matters [Member] Opioid-Related Matters [Member] Lidoderm cases Lidoderm [Member] Lidoderm [Member] Public Employees' Retirement System of Mississippi vs. Endo International PLC Public Employees' Retirement System of Mississippi vs. Endo International PLC [Member] Public Employees' Retirement System of Mississippi vs. Endo International PLC [Member] Bier v. endo international plc, et al. Bier v. Endo International plc, et al. [Member] Bier v. Endo International plc, et al. [Member] VASOSTRICT Related Matters [Member] VASOSTRICT Related Matters [Member] VASOSTRICT Related Matters [Member] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent event Subsequent Event [Member] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Long-term purchase commitment, term Long-term Purchase Commitment, Term Long-term Purchase Commitment, Term Long-term purchase commitment, subsequent term Long-term Purchase Commitment, Subsequent Term Long-term Purchase Commitment, Subsequent Term Long-term purchase commitment, purchased amount Long-term Purchase Commitment, Purchased Amount Long-term Purchase Commitment, Purchased Amount Reserve for loss contingencies Loss Contingency Accrual Loss contingency, claims settled, number Loss Contingency, Claims Settled, Number Payments to plaintiffs and qualified settlement funds Loss Contingency Accrual, Payments Pending claims, number Loss Contingency, Pending Claims, Number Number of cases filed by states Loss Contingency, Claims Filed By States, Number Loss Contingency, Claims Filed By States, Number Number of cases filed by hospitals, health systems, unions, welfare funds or other third-party Loss Contingency, Number Of Cases Filed By Hospitals, Health Systems, Unions, Welfare Funds Or Other Third-Party Loss Contingency, Number Of Cases Filed By Hospitals, Health Systems, Unions, Welfare Funds Or Other Third-Party Number of cases alleging personal injury and/or wrongful death Loss Contingency, Number Of Cases Alleging Personal Injury And/Or Wrongful Death Loss Contingency, Number Of Cases Alleging Personal Injury And/Or Wrongful Death Number of putative class actions Loss Contingency, Number Of Putative Class Actions Loss Contingency, Number Of Putative Class Actions Number of cases set for trial Loss Contingency, Cases Set For Trial, Number Loss Contingency, Cases Set For Trial, Number Settlement, amount awarded to other party Litigation Settlement, Amount Awarded to Other Party Loss contingency accrual, period increase (decrease) Loss Contingency Accrual, Provision Loss contingency, receivable Loss Contingency, Receivable Loss contingency, receivable, period increase (decrease) Loss Contingency, Receivable, Period Increase (Decrease) Lawsuit filing period Loss Contingency, Lawsuit Filing Period Loss Contingency, Lawsuit Filing Period Stay of approval period, Hatch-Waxman Act Loss Contingency, Stay Of Approval Period, Hatch-Waxman Act Loss Contingency, Stay Of Approval Period, Hatch-Waxman Act Cover page. Document Type Document Type Document Annual Report Document Annual Report Document Period End Date Document Period End Date Document Transition Report Document Transition Report Entity File Number Entity File Number Entity Registrant Name Entity Registrant Name Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address, Address Line One Entity Address, City or Town Entity Address, City or Town Entity Address, Country Entity Address, Country Entity Address, Postal Zip Code Entity Address, Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Title of 12(b) Security Title of 12(b) Security Trading Symbol Trading Symbol Security Exchange Name Security Exchange Name Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Voluntary Filers Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Shell Company Entity Shell Company Entity Ordinary Shares Outstanding (in shares) Entity Common Stock, Shares Outstanding Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Amendment Flag Amendment Flag Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Public Float Entity Public Float Schedule of reportable segments information Schedule of Segment Reporting Information, by Segment [Table Text Block] Disaggregation of revenue Disaggregation of Revenue [Table Text Block] Loss Contingency Nature [Axis] Loss Contingency Nature [Axis] Loss Contingency, Nature [Domain] Loss Contingency, Nature [Domain] Mesh product liability accrual Product Liability [Member] Product Liability [Member] Qualified Settlement Funds Settlement Funds [Roll Forward] Settlement Funds [Roll Forward] Beginning balance Additional charges Cash contributions to Qualified Settlement Funds Cash distributions to settle disputes from Qualified Settlement Funds Settlement Funds, Payments To Plaintiff Counsel From Qualified Settlement Funds Settlement Funds, Payments To Plaintiff Counsel From Qualified Settlement Funds Other Settlement Funds, Other Settlement Funds, Other Ending balance Mesh Liability Accrual Loss Contingency Accrual [Roll Forward] Beginning balance Cash distributions to settle disputes from Qualified Settlement Funds Loss Contingency Accrual, Payments To Plaintiff Counsel From Qualified Settlement Funds Loss Contingency Accrual, Payments To Plaintiff Counsel From Qualified Settlement Funds Cash distributions to settle disputes Loss Contingency Accrual, Payments To Plaintiff Counsel Loss Contingency Accrual, Payments To Plaintiff Counsel Ending balance Capital Leases 2019 Capital Leases, Future Minimum Payments Due, Next Twelve Months 2020 Capital Leases, Future Minimum Payments Due in Two Years 2021 Capital Leases, Future Minimum Payments Due in Three Years 2022 Capital Leases, Future Minimum Payments Due in Four Years 2023 Capital Leases, Future Minimum Payments Due in Five Years Thereafter Capital Leases, Future Minimum Payments Due Thereafter Total minimum lease payments Capital Leases, Future Minimum Payments Due Less: Amount representing interest Capital Leases, Future Minimum Payments, Interest Included in Payments Total present value of minimum payments Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments Less: Current portion of such obligations Long-term capital lease obligations Operating Leases Leases, Operating [Abstract] 2019 Operating Leases, Future Minimum Payments Due, Next Twelve Months 2020 Operating Leases, Future Minimum Payments, Due in Two Years 2021 Operating Leases, Future Minimum Payments, Due in Three Years 2022 Operating Leases, Future Minimum Payments, Due in Four Years 2023 Operating Leases, Future Minimum Payments, Due in Five Years Thereafter Operating Leases, Future Minimum Payments, Due Thereafter Total minimum lease payments Operating Leases, Future Minimum Payments Due Goodwill [Roll Forward] Goodwill [Roll Forward] Goodwill, beginning balance Allocation to current segments Goodwill, Allocation To Current Segments Gain (Loss) Goodwill, Allocation To Current Segments Gain (Loss) Effect of currency translation Goodwill, Foreign Currency Translation Gain (Loss) Goodwill impairment charges Goodwill, ending balance Statement of Stockholders' Equity [Abstract] Statement [Table] Statement [Table] Ordinary Shares Common Stock [Member] Euro Deferred Shares Euro Deferred Shares [Member] Euro Deferred Shares [Member] Additional Paid-in Capital Additional Paid-in Capital [Member] Accumulated Other Comprehensive Loss AOCI Attributable to Parent [Member] Statement [Line Items] Statement [Line Items] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Shareholders' equity, beginning balance (in shares) Shares, Issued Shareholders' equity, beginning balance Effect of adopting accounting principle Shareholders' equity, adjusted beginning balance Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Adjusted Balance Net loss Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Other comprehensive income (loss) Compensation related to share-based awards Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture Exercise of options (in shares) Exercise of options Stock Issued During Period, Value, Stock Options Exercised Ordinary shares issued (in shares) Stock Issued During Period, Shares, New Issues Ordinary shares issued Stock Issued During Period, Value, New Issues LTCI modification Stock Issued During Period, Value, Share-based Compensation, Modifications Stock Issued During Period, Value, Share-based Compensation, Modifications Tax withholding for restricted shares Share-based Payment Arrangement, Decrease for Tax Withholding Obligation Other Stockholders' Equity, Other Shareholders' equity, ending balance (in shares) Shareholders' equity, ending balance Acquisition-related contingent consideration Acquisition Related Contingent Consideration [Member] Acquisition-Related Contingent Consideration [Member] Auxilium acquisition Auxilium Pharmaceuticals, Inc. [Member] Auxilium Pharmaceuticals, Inc. [Member] Lehigh Valley Technologies, Inc. acquisitions Lehigh Valley Technologies, Inc. [Member] Lehigh Valley Technologies, Inc. [Member] VOLTAREN® Gel acquisition Voltaren Gel [Member] Voltaren Gel [Member] Other Other Acquisitions [Member] Other Acquisitions [Member] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Beginning of period Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value Amounts settled Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements Changes in fair value recorded in earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Effect of currency translation Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Other Comprehensive Income (Loss) Changes in Fair Value Recorded in Earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Adjustments And Accretion Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Adjustments And Accretion Amounts Settled and Other Fair Value, Measurement With Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements And Effect Of Currency Translation Fair Value, Measurement With Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements And Effect Of Currency Translation End of period