Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments, Gain (Loss) [Table] Derivative Instruments, Gain (Loss) [Table] Hedging Relationship [Axis] Hedging Relationship [Axis] Hedging Relationship [Domain] Hedging Relationship [Domain] Cash Flow Hedging Cash Flow Hedging [Member] Derivative Instruments Risk [Axis] Derivative Instrument [Axis] Derivative Contract Type [Domain] Derivative Contract [Domain] Foreign currency forward contracts Foreign Exchange Contract [Member] Interest rate swaps Interest Rate Swap [Member] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Net sales Sales [Member] Interest expense Interest Expense [Member] Other expense Other Expense [Member] Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) [Line Items] Document Fiscal Year Focus Document Fiscal Year Focus Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax Amount of Gain (Loss) Reclassified from AOCE into Earnings Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net Subsequent Events [Abstract] Subsequent Event [Table] Subsequent Event [Table] Counterparty Name [Axis] Counterparty Name [Axis] Counterparty Name [Domain] Counterparty Name [Domain] Upjohn Inc. [Member] Upjohn Inc. [Member] Upjohn Inc. [Member] Legal Entity of Counterparty, Type [Axis] Legal Entity of Counterparty, Type [Axis] Legal Entity Type of Counterparty [Domain] Legal Entity Type of Counterparty [Domain] Pfizer, Inc. [Member] Pfizer, Inc. [Member] Pfizer, Inc. [Member] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event [Member] Subsequent Event [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] Ownership percentage by parent Noncontrolling Interest, Ownership Percentage by Parent Percentage of voting interests acquired Business Acquisition, Percentage of Voting Interests Acquired Payments for business separation Payments for Business Separation Payments for Business Separation Earnings Per Share [Abstract] Net (loss) earnings Net Income (Loss) Available to Common Stockholders, Basic Net earnings (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Weighted average ordinary shares outstanding Weighted Average Number of Shares Outstanding, Basic Weighted average number diluted shares outstanding adjustment, stock-based awards and warrants Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Total dilutive shares outstanding Weighted Average Number of Shares Outstanding, Diluted Basic (loss) earnings per ordinary share Earnings Per Share, Basic Diluted earnings (loss) per ordinary share Earnings Per Share, Diluted Equity [Abstract] Comprehensive Earnings Comprehensive Income (Loss) Note [Text Block] Revenue from Contract with Customer [Abstract] Revenue Recognition and Accounts Receivable Revenue from Contract with Customer [Text Block] Other Assets, Noncurrent [Abstract] Schedule of Other Assets [Table] Schedule of Other Assets [Table] Schedule of Other Assets [Table] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Other assets Other Assets [Member] Investment, Name [Axis] Investment, Name [Axis] Investment, Name [Domain] Investment, Name [Domain] Clean energy investments Clean Energy Partnerships [Member] Clean Energy Partnerships Schedule of Other Assets [Line Items] Schedule of Other Assets [Line Items] [Line Items] for Schedule of Other Assets [Table] Equity method investments Equity Method Investments Operating Lease, Right-of-Use Asset Operating Lease, Right-of-Use Asset Other long-term assets Other long-term assets Other long-term assets Other assets Other Assets, Noncurrent Goodwill and Intangible Assets Disclosure [Abstract] Expected amortization expense, remainder of 2019 Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year Expected amortization expense, 2020 Finite-Lived Intangible Assets, Amortization Expense, Year Two Expected amortization expense, 2021 Finite-Lived Intangible Assets, Amortization Expense, Year Three Expected amortization expense, 2022 Finite-Lived Intangible Assets, Amortization Expense, Year Four Expected amortization expense, 2023 Finite-Lived Intangible Assets, Amortization Expense, Year Five Balance Sheet Components [Abstract] Balance Sheet Components Balance Sheet Components Supplemental Balance Sheet Disclosures [Text Block] Commitments and Contingencies Disclosure [Abstract] Loss Contingencies [Table] Loss Contingencies [Table] Litigation Case [Axis] Litigation Case [Axis] Litigation Case Type [Domain] Litigation Case [Domain] European Commission Proceedings - Perindorpril EU Commission Proceedings Perindorpril [Member] EU Commission Proceedings Perindorpril European Union Commission Proceedings - Citalopram EU Commission Proceedings Citalopram [Member] EU Commission Proceedings Citalopram Loss Contingency Nature [Axis] Loss Contingency Nature [Axis] Loss Contingency, Nature [Domain] Loss Contingency, Nature [Domain] Antitrust Proceedings Antitrust Proceedings [Member] Antitrust proceedings Consolidated Entities [Axis] Consolidated Entities [Axis] Consolidated Entities [Domain] Consolidated Entities [Domain] Mylan Laboratories Limited Subsidiaries [Member] Mylan Parent Company [Member] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Number of defendants Loss Contingency, Number of Defendants Damages to be paid Loss Contingency, Damages Paid, Value Damages awarded Loss Contingency, Damages Awarded, Value Loss Contingency Accrual Loss Contingency Accrual Schedule of Cash, cash equivalents, and restricted cash [Table Text Block] Schedule of Cash, Cash Equivalents and Restricted Cash [Table Text Block] [Table Text Block] for Schedule of Cash, Cash Equivalents and Restricted Cash [Table] Inventories Schedule of Inventory, Current [Table Text Block] Prepaid Expenses and Other Current Assets Schedule of Other Current Assets [Table Text Block] Property, Plant and Equipment Property, Plant and Equipment [Table Text Block] Other Assets Schedule of Other Assets, Noncurrent [Table Text Block] Trade Accounts Payable Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block] Other Current Liabilities Schedule of Accrued Liabilities [Table Text Block] Other Noncurrent Liabilities Other Noncurrent Liabilities [Table Text Block] Restructuring and Related Activities [Abstract] Restructuring - employee related Restructuring and Related Costs [Table Text Block] Disclosure of Compensation Related Costs, Share-based Payments [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] Award Type [Axis] Award Type [Axis] Award Type [Domain] Equity Award [Domain] Restricted stock awards Restricted Stock Units (RSUs) [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Number of restricted stock awards, nonvested beginning of period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Weighted average grant-date fair value per share, nonvested beginning of period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Number of restricted stock awards, granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Weighted average grant-date fair value per share, granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Number of restricted stock awards, released Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Weighted average grant-date fair value per share, released Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Number of restricted stock awards, forfeited Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Weighted average grant-date fair value per share, forfeited Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Number of restricted stock awards, nonvested end of period Weighted average grant-date fair value per share, nonvested end of period Statement of Comprehensive Income [Abstract] Statement [Table] Statement [Table] Net Investment Hedging Net Investment Hedging [Member] Statement [Line Items] Statement [Line Items] Other comprehensive earnings (loss), before tax: Other Comprehensive Income (Loss), before Tax [Abstract] Foreign currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax Change in unrecognized gain (loss) and prior service cost related to defined benefit plans Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax Net unrealized (loss) gain on marketable securities Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, before Tax, Portion Attributable to Parent Other comprehensive earnings (loss), before tax Other Comprehensive Income (Loss), before Tax Income tax provision (benefit) Other Comprehensive Income (Loss), Tax Other comprehensive earnings (loss), net of tax Other Comprehensive Income (Loss), Net of Tax Comprehensive earnings (loss) Comprehensive Income (Loss), Net of Tax, Attributable to Parent Intangible asset amortization expense Amortization of Intangible Assets IPR&D intangible asset impairment charges Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) Finite-lived intangible asset impairment charges Impairment of Intangible Assets, Finite-lived Total intangible asset amortization expense (including impairment charges) Amortization Leases [Abstract] Leases Leases of Lessee Disclosure [Text Block] Business Combinations [Abstract] Acquisitions and Other Transactions Business Combination Disclosure [Text Block] Segment Reporting [Abstract] Segment Reporting Policy Segment Reporting, Policy [Policy Text Block] Retirement Benefits [Abstract] Pension and Other Postretirement Benefits Disclosure Pension and Other Postretirement Benefits Disclosure [Text Block] Reconciliation of Segment Information to Total Consolidated Information Schedule of Segment Reporting Information, by Segment [Table Text Block] Judgment issued Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Senior Notes Senior Notes [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Fair value of long-term debt Debt Instrument, Fair Value Disclosure Product Liability Product Liability [Member] Product Liability U.K. Competition and Markets Authority Proceedings Paroxetine U.K. Competition and Markets Authority Proceedings Paroxetine [Member] U.K. Competition and Markets Authority Proceedings Paroxetine Celgene [Member] Celgene [Member] Celgene [Member] Other Litigation Other [Member] Litigation Settlement, Amount Awarded from Other Party Litigation Settlement, Amount Awarded from Other Party Accounting Changes and Error Corrections [Abstract] New Accounting Pronouncements New Accounting Pronouncements and Changes in Accounting Principles [Text Block] Other Liabilities, Current [Abstract] Schedule of other current liabilities [Table] Schedule of other current liabilities [Table] Schedule of other current liabilities [Table] Unusual or Infrequent Item, or Both [Axis] Unusual or Infrequent Item, or Both [Axis] Unusual or Infrequent Item, or Both [Domain] Unusual or Infrequent Item, or Both [Domain] Voluntary Recall of Valsartan and Certain Combinations Valsartan Medicines [Member] Voluntary Recall of Valsartan and Certain Combinations Valsartan Medicines [Member] Voluntary Recall of Valsartan and Certain Combinations Valsartan Medicines [Member] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] INDIA INDIA Prepaid expenses and other current assets Other Current Liabilities [Member] Schedule of other current liabilities [Line Items] Schedule of other current liabilities [Line Items] [Line Items] for Schedule of other current liabilities [Table] Inventory Recall Expense Inventory Recall Expense Other receivables Other Receivables, Net, Current Legal and professional accruals, including litigation accruals Estimated Litigation Liability, Current Payroll and employee benefit liabilities Employee-related Liabilities, Current Contingent consideration Business Combination, Contingent Consideration, Liability Restructuring Restructuring Reserve, Current Other Accrued Liabilities, Current Other Accrued Liabilities, Current Accrued interest Interest Payable, Current Fair value of financial instruments Derivative, Fair Value, Net Operating Lease, Liability, Current Operating Lease, Liability, Current Other current liabilities Other Liabilities, Current 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 Thereafter Operating Leases, Future Minimum Payments Due Accounts Payable, Current [Abstract] Accounts Payable, Trade Accounts Payable, Trade Accounts Payable, Other Accounts Payable, Other Accounts Payable, Trade, Current Accounts Payable, Trade, Current Organization, Consolidation and Presentation of Financial Statements [Abstract] Condensed Statement of Comprehensive Income [Table] Condensed Statement of Comprehensive Income [Table] Mylan N.V. Mylan Inc. Subsidiary Issuer [Member] Guarantor Subsidiaries Guarantor Subsidiaries [Member] Non-Guarantor Subsidiaries Non-Guarantor Subsidiaries [Member] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Eliminations Consolidation, Eliminations [Member] Condensed Statement of Income Captions [Line Items] Condensed Statement of Income Captions [Line Items] Earnings (losses) of equity interest subsidiaries Income (Loss) from Subsidiaries, Net of Tax Change in unrecognized gain and prior service cost related to defined benefit plans Net unrecognized (loss) gain on derivatives Other Comprehensive Income (Loss), Derivative, Excluded Component, Increase (Decrease), after Adjustments, before Tax, Parent Comprehensive earnings (loss) Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Remaining lease terms Operating Lease, Lease Remaining Term Operating Lease, Lease Remaining Term Weighted-average remaining lease term Operating Lease, Weighted Average Remaining Lease Term Weighted-average discount rate Operating Lease, Weighted Average Discount Rate, Percent Cover page. Entity Address, Address Line One Entity Address, Address Line One Title of 12(b) Security Title of 12(b) Security Document Quarterly Report Document Quarterly Report Document Transition Report Document Transition Report Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Tax Identification Number Entity File Number Entity File Number Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Document Type Document Type Document Period End Date Document Period End Date Amendment Flag Amendment Flag Document Fiscal Period Focus Document Fiscal Period Focus Current Fiscal Year End Date Current Fiscal Year End Date Entity Filler Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Ordinary Shares, Shares Outstanding Entity Common Stock, Shares Outstanding Common Stock, Par or Stated Value Per Share Common Stock, Par or Stated Value Per Share Trading Symbol Trading Symbol Security Exchange Name Security Exchange Name Entity Address, Address Line Two Entity Address, Address Line Two Entity Address, Address Line Three Entity Address, Address Line Three Entity Address, City or Town Entity Address, City or Town Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Address, Country Entity Address, Country Country Region Country Region City Area Code City Area Code Local Phone Number Local Phone Number Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Entity Shell Company Entity Shell Company Modafinil Antitrust Litigation and FTC Inquiry Modafinil Antitrust Litigation and FTC Inquiry [Member] Modafinil Antitrust Litigation and FTC Inquiry. Other drug manufacturers Other Companies [Member] Other companies Number of states Number of states Number of states Loss Contingency, Loss in Period Loss Contingency, Loss in Period Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Hedging Designation [Axis] Hedging Designation [Axis] Hedging Designation [Domain] Hedging Designation [Domain] Designated as Hedging Instrument Designated as Hedging Instrument [Member] Balance Sheet Location [Axis] Prepaid expenses and other current assets Prepaid Expenses and Other Current Assets [Member] Foreign exchange forward contracts Foreign Exchange Forward [Member] Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Fair value of financial instruments Derivative Asset, Fair Value, Gross Asset Fair value of financial instruments Derivative Liability, Fair Value, Gross Asset Income Statement [Abstract] Product and Service [Axis] Product and Service [Axis] Product and Service [Domain] Product and Service [Domain] Other Revenues Product and Service, Other [Member] Net sales Revenue from Contract with Customer, Excluding Assessed Tax Total revenues Revenues Cost of sales Cost of Goods and Services Sold Gross profit Gross Profit Operating expenses: Operating Expenses [Abstract] Research and development Research and Development Expense Selling, general and administrative Selling, General and Administrative Expense Litigation settlements and other contingencies, net Gain (Loss) Related to Litigation Settlement Total operating expenses Operating Expenses Earnings from operations Operating Income (Loss) Interest expense Interest Expense Other expense, net Other Nonoperating Income (Expense) Earnings before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income tax provision (benefit) Income Tax Expense (Benefit) Net earnings (Loss) Earnings per ordinary share: Basic (in USD per share) Diluted (in USD per share) Weighted average ordinary shares outstanding: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Basic Diluted Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Retirement Plan Type [Axis] Retirement Plan Type [Axis] Retirement Plan Type [Domain] Retirement Plan Type [Domain] Pension and other postretirement benefits Other Pension, Postretirement and Supplemental Plans [Member] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Gains and Losses on Derivatives Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member] Gains and Losses on Marketable Securities Accumulated Net Investment Gain (Loss) Attributable to Parent [Member] Defined Benefit Plan Items Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] Foreign Currency Translation Adjustment Accumulated Foreign Currency Adjustment Attributable to Parent [Member] AOCI Attributable to Parent [Member] AOCI Attributable to Parent [Member] Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Earnings Reclassification out of Accumulated Other Comprehensive Income [Member] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulate Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Net Investment Hedges, Effect Net of Taxx Accumulate Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Net Investment Hedges, Effect Net of Taxx Accumulate Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Net Investment Hedges, Effect Net of Taxx Net unrecognized gains (losses) on derivatives, net of tax, beginning of period Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax Net unrealized gain (loss) on marketable securities, net of tax, beginning of period Accumulated Other Comprehensive Income (Loss), Debt Securities, Available-for-sale, Adjustment, after Tax Net unrecognized losses and prior service cost related to defined benefit plans, net of tax Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax Foreign currency translation adjustment, beginning of period Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax Accumulated other comprehensive loss, net of tax, beginning of period Accumulated Other Comprehensive Income (Loss), Net of Tax Other comprehensive earnings (loss) before reclassifications, before tax Other Comprehensive Income (Loss), before Reclassifications, before Tax Amortization of prior service costs Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, before Tax Recognized net actuarial (gains) losses Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement Other comprehensive earnings (loss), reclassification adjustment from AOCE, pension and other postretirement benefit plans, for net gain (loss), before tax Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax Net unrecognized losses on derivatives in net investment hedging relationships, net of tax Income Tax Expense (Benefit) Net unrecognized gains (losses) on derivatives, net of tax, end of period Net unrealized gain (loss) on marketable securities, net of tax, end of period Net unrecognized losses and prior service cost related to defined benefit plans, net of tax, end of period Foreign currency translation adjustment, end of period Accumulated other comprehensive loss, net of tax, end of period Net Periodic Benefit Cost Schedule of Net Benefit Costs [Table Text Block] Cumulative Effect of New Accounting Principle in Period of Adoption Cumulative Effect of New Accounting Principle in Period of Adoption Net unrealized gain on marketable securities, net of tax Net unrecognized losses on derivatives in cash flow hedging relationships, net of tax Foreign currency translation adjustment Accumulated other comprehensive loss Net unrecognized gain (loss) on derivatives Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax Sales Revenue, Goods, Net Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, before Tax Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax Condensed Income Statement [Table] Condensed Income Statement [Table] Condensed Income Statements, Captions [Line Items] Condensed Income Statements, Captions [Line Items] Revenues Selling, general and administrative Other expense (income), net Fair Value Hedging Relationships Fair Value Hedging [Member] 2023 Senior Notes (3.125% coupon) SeniorNotesTwoThousandTwentyThree3.125Percent [Member] Senior notes two thousand twenty three - 3.125 percent Amount of Gain (Loss) Recognized in Earnings on Derivatives Derivative, Gain (Loss) on Derivative, Net Amount of Gain (Loss) Recognized in Earnings on Hedged Items Gain (Loss) on Fair Value Hedges Recognized in Earnings Prepaid Expense and Other Assets [Abstract] Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Asset Class [Axis] Asset Class [Axis] Asset Class [Domain] Asset Class [Domain] Available-for-sale fixed income investments Debt Securities [Member] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Prepaid expenses Prepaid Expense, Current Restricted cash Restricted Cash and Cash Equivalents, Current Available-for-sale securities Debt Securities, Available-for-sale Equity securities Debt Securities, Trading, and Equity Securities, FV-NI Other current assets Other Assets, Current Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] Anti-dilutive stock options or restricted stock awards excluded from computation of earnings per share Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Equity Method Investments and Joint Ventures [Abstract] Equity Method Investments Equity Method Investments and Joint Ventures Disclosure [Text Block] Derivative [Table] Derivative [Table] Measurement Input Type [Axis] Measurement Input Type [Axis] Measurement Input Type [Domain] Measurement Input Type [Domain] Measurement Input, Discount Rate Measurement Input, Discount Rate [Member] Respiratory delivery platform Respiratory delivery platform [Member] Respiratory delivery platform [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] 2020 Euro Senior Notes 2020 Euro Senior Notes [Member] 2020 Euro Senior Notes [Member] 2024 Euro Senior Notes 2024 Euro Senior Notes [Member] 2024 Euro Senior Notes [Member] 2026 Senior Notes (3.950% coupon) SeniorNotesTwoThousandTwentySix3.95Precent [Member] 2026 Senior Notes 3.950% 2028 Euro Senior Notes 2028 Euro Senior Notes [Member] 2028 Euro Senior Notes [Member] 2020 Floating Rate Euro Notes [Domain] 2020 Floating Rate Euro Notes [Domain] 2020 Floating Rate Euro Notes [Domain] 2025 Euro Senior Notes [Member] 2025 Euro Senior Notes [Member] 2025 Euro Senior Notes [Member] Contingent consideration Contingent Consideration [Member] Contingent Consideration. Derivative [Line Items] Derivative [Line Items] Business Combination, Contingent Consideration, Liability, Measurement Input Business Combination, Contingent Consideration, Liability, Measurement Input Notional amount of derivative Derivative, Notional Amount Amount of Ineffectiveness on Net Investment Hedges Amount of Ineffectiveness on Net Investment Hedges Long-term Debt, Gross Long-term Debt, Gross Long-term debt Long-term Debt Stated percentage rate Debt Instrument, Interest Rate, Stated Percentage Pre-tax net losses on cash flow hedges to be reclassified from AOCE into earnings in next twelve months Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months Fair Value, Measured on Recurring Basis, Gain (Loss) Included in Earnings Fair Value, Measured on Recurring Basis, Gain (Loss) Included in Earnings Business Combination Contingent Consideration Liability Payments Business Combination Contingent Consideration Liability Payments Business Combination Contingent Consideration Liability Payments Statement of Stockholders' Equity [Abstract] Common Stock Common Stock [Member] Additional Paid-In Capital Additional Paid-in Capital [Member] Retained Earnings Retained Earnings [Member] Treasury Stock Treasury Stock [Member] Accumulated Other Comprehensive Loss Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Common Stock, Value, Issued Common Stock, Value, Issued Accumulated other comprehensive loss Common Stock, Shares, Issued Common Stock, Shares, Issued Balance Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Balance (in shares) Shares, Issued Other comprehensive loss, net of tax Common stock share repurchase Treasury Stock, Value, Acquired, Cost Method Common stock share repurchase (in shares) Treasury Stock, Shares, Acquired Stock options exercised, net of shares tendered for payment (in shares) Stock Issued During Period, Value, Stock Options Exercised, Net of Shares Tendered for Payment Stock Issued During Period, Value, Stock Options Exercised, Net of Shares Tendered for Payment Issuance of restricted stock, net of shares withheld Restricted Stock, Value, Shares Issued Net of Tax Withholdings Taxes related to the net share settlement of equity awards Adjustment to Additional Paid in Capital, Income Tax Effect from Share-based Compensation, Net Stock compensation expense Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Treasury Stock, Shares, Retired Treasury Stock, Shares, Retired Cumulative effect of the adoption of new accounting standards New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification Other Stockholders' Equity, Other Balance Balance (in shares) Additional Paid in Capital Additional Paid in Capital Retained Earnings (Accumulated Deficit) Retained Earnings (Accumulated Deficit) Treasury Stock, Shares Treasury Stock, Shares 2021 Senior Notes (3.150% coupon) SeniorNotesTwoThousandTwentyOne3.15Precent [Member] 2021 Senior Notes 3.15% 2046 Senior Notes (5.250% coupon) SeniorNotesTwoThousandFortySix5.25Precent [Member] 2046 Senior Note (5.250%) 2018 Senior Notes (2.600% coupon) Senior Notes Two Thousand Eighteen - 2.6 Percent [Member] Senior Notes Two Thousand Eighteen - 2.6% [Member] 2019 Senior Notes (2.550% coupon) SeniorNotesTwoThousandNineteen [Member] Senior notes two thousand nineteen 2023 Senior Notes (4.200% coupon) SeniorNotesTwoThousandTwentyThree4.2Percent [Member] Senior notes two thousand twenty three - 4.2 percent SeniorNotesTwoThousandTwentyEight [Member] SeniorNotesTwoThousandTwentyEight [Member] SeniorNotesTwoThousandTwentyEight [Member] 2043 Senior Notes (5.400% coupon) SeniorNotesTwoThousandFortyThree [Member] Senior notes two thousand forty three 2018 Senior Notes (3.000% coupon) Senior Notes Two Thousand Eighteen - 3.0 Percent [Member] Senior Notes Two Thousand Eighteen - 3.0 Percent 2019 Senior Notes (2.500% coupon) SeniorNotesTwoThousandNineteen2.50Precent [Member] 2019 Senior Notes (2.500%) 2020 Senior Notes (3.750% coupon) Senior Notes Two Thousand Twenty - 3.75 Percent [Member] Senior Notes Two Thousand Twenty - 3.75 Percent 2048 Senior Notes (5.200%) SeniorNotesTwoThousandFortyEight [Member] SeniorNotesTwoThousandFortyEight [Member] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Restricted cash, included in prepaid expenses and other current assets Restricted Cash and Cash Equivalents Cash, cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Debt Instrument, Interest Rate, Stated Percentage 2019 Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months 2020 Long-term Debt, Maturities, Repayments of Principal in Year Two 2021 Long-term Debt, Maturities, Repayments of Principal in Year Three 2022 Long-term Debt, Maturities, Repayments of Principal in Year Four 2023 Long-term Debt, Maturities, Repayments of Principal in Year Five Thereafter Long-term Debt, Maturities, Repayments of Principal after Year Five Total Lease costs Lease, Cost [Table Text Block] Maturity of operating lease liabilities Lessee, Operating Lease, Liability, Maturity [Table Text Block] Future minimum lease payments under operating lease commitments Schedule of Property Subject to or Available for Operating Lease [Table Text Block] Schedule of Defined Benefit Plans Disclosures [Table] Schedule of Defined Benefit Plans Disclosures [Table] Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Service cost Defined Benefit Plan, Service Cost Interest cost Defined Benefit Plan, Interest Cost Expected return on plan assets Defined Benefit Plan, Expected Return (Loss) on Plan Assets Net periodic benefit cost Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Segment Information Segment Reporting Disclosure [Text Block] Statement of Financial Position [Abstract] Retained Earnings [Member] Scenario [Axis] Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] ASSETS Assets [Abstract] Current assets: Assets, Current [Abstract] Accounts receivable, net Accounts Receivable, Net, Current Inventories Inventory, Net Prepaid expenses and other current assets Total current assets Assets, Current Property, plant and equipment, net Property, Plant and Equipment, Net Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Goodwill Goodwill Deferred income tax benefit Deferred Tax Assets, Net, Noncurrent Total assets Assets LIABILITIES AND EQUITY Liabilities and Equity [Abstract] Liabilities Liabilities [Abstract] Current liabilities: Liabilities, Current [Abstract] Accounts payable Short-term borrowings Short-term Debt Income taxes payable Accrued Income Taxes, Current Current portion of long-term debt and other long-term obligations Long-term Debt, Current Maturities Total current liabilities Liabilities, Current Long-term debt Long-term Debt, Excluding Current Maturities Deferred income tax liability Deferred Tax Liabilities, Net, Noncurrent Other long-term obligations Other Liabilities, Noncurrent Total liabilities Liabilities Equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Mylan N.V. shareholders’ equity Stockholders' Equity Attributable to Parent [Abstract] Ordinary shares — nominal value €0.01 per ordinary share Additional paid-in capital Retained earnings Total Mylan N.V. equity, before treasury stock Stockholders Equity Parent Before Treasury Stock Total amount of stockholders' equity (deficit) items including stock value, paid in capital, retained earnings that are attributable to the parent company, excluding equity attributable to noncontrolling interests, and before deducting the carrying value of treasury stock. Less: Treasury stock — at cost Treasury Stock, Value Total equity Total liabilities and equity Liabilities and Equity Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Value Hierarchy and NAV [Domain] Level 1 Fair Value, Inputs, Level 1 [Member] Level 2 Fair Value, Inputs, Level 2 [Member] Level 3 Fair Value, Inputs, Level 3 [Member] Money market funds Money Market Funds [Member] Exchange traded funds Exchange Traded Funds [Member] Corporate bonds Corporate Bond Securities [Member] U.S. Treasuries US Treasury Securities [Member] Agency mortgage-backed securities Collateralized Mortgage Backed Securities [Member] Asset-backed Securities Asset-backed Securities [Member] Other Other Debt Obligations [Member] Marketable securities Liability Class [Axis] Liability Class [Axis] Fair Value by Liability Class [Domain] Fair Value by Liability Class [Domain] Derivative Instrument Risk [Axis] 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] Cash equivalents Cash and Cash Equivalents, Fair Value Disclosure Foreign exchange derivative assets Foreign Currency Contract, Asset, Fair Value Disclosure Interest rate swap derivative assets Derivative Asset Total assets at recurring fair value measurement Assets, Fair Value Disclosure Foreign exchange derivative liabilities Foreign Currency Contracts, Liability, Fair Value Disclosure Contingent consideration Other Liabilities, Fair Value Disclosure Total liabilities at recurring fair value measurement Financial and Nonfinancial Liabilities, Fair Value Disclosure Trade receivables, net Receivables, Net, Current Accounts receivable, net Condensed Consolidating Income Statement Condensed Income Statement [Table Text Block] Condensed Consolidating Statement of Comprehensive Earnings Condensed Statement of Comprehensive Income [Table Text Block] Condensed Consolidating Balance Sheet Condensed Balance Sheet [Table Text Block] Condensed Consolidating Statement of Cash Flows Condensed Cash Flow Statement [Table Text Block] Raw materials Inventory, Raw Materials, Net of Reserves Work in process Inventory, Work in Process, Net of Reserves Finished goods Inventory, Finished Goods, Net of Reserves Inventories Stock Awards Activity Share-based Compensation, Stock Options, Activity [Table Text Block] Nonvested Restricted Stock and Restricted Stock Unit Awards Activity Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Operating Segment Operating Segments [Member] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] North America Segment North America Segment [Member] North America Segment Europe Segment Europe Segment [Member] Europe Segment Rest of World Segment Rest of World Segment [Member] Rest of World Segment Central Nervous System and Anesthesia Central Nervous System and Anesthesia [Member] Central Nervous System and Anesthesia [Member] Infectious Disease Infectious Disease [Member] Infectious Disease [Member] Respiratory & Allergy Respiratory & Allergy [Member] Respiratory & Allergy [Member] Cardiovascular Cardiovascular [Member] Cardiovascular [Member] Gastroenterology Gastroenterology [Member] Gastroenterology [Member] Diabetes & Metabolism Diabetes & Metabolism [Member] Diabetes & Metabolism [Member] Dermatology Dermatology [Member] Dermatology [Member] Women's Healthcare Women's Healthcare [Member] Women's Healthcare [Member] Oncology Oncology [Member] Oncology [Member] Immunology Immunology [Member] Immunology [Member] Other Therapeutic Franchises Other Therapeutic Franchises [Member] Other Therapeutic Franchises [Member] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Schedule of Equity Method Investments [Table] Schedule of Equity Method Investments [Table] Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Equity Method Investments Equity Method Investments [Table Text Block] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Other revenue Segment Reconciling Items [Member] Intersegment revenue Intersegment Eliminations [Member] Corporate / Other Corporate, Non-Segment [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Segment profitability Gross Profit Less Selling General and Administrative Expense and Research and Development Gross Profit Less Selling General and Administrative Expense and Research and Development Amortization of Intangible Assets Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) Research and development Corporate costs Corporate costs Corporate costs Litigation settlements and other contingencies, net Summary of Long-Term Debt Schedule of Debt [Table Text Block] Minimum Repayments on Outstanding Borrowings Schedule of Maturities of Long-term Debt [Table Text Block] Amount of Gain (Loss) Recognized in Earnings on Derivatives Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Scenario, Forecast Scenario, Forecast [Member] Type of Arrangement and Non-arrangement Transactions [Axis] Type of Arrangement and Non-arrangement Transactions [Axis] Arrangements and Non-arrangement Transactions [Domain] Arrangements and Non-arrangement Transactions [Domain] Revance Revance [Member] Revance [Member] Fujifilm Kyowa Kirin Biologics Fujifilm Kyowa Kirin Biologics [Member] Fujifilm Kyowa Kirin Biologics [Member] YUPELRI [Member] YUPELRI [Member] YUPELRI [Member] TOBI TOBI [Member] TOBI [Member] Series of Individually Immaterial Business Acquisitions Series of Individually Immaterial Business Acquisitions [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] Product rights and licenses Licensing Agreements [Member] Business Acquisition [Line Items] Business Acquisition [Line Items] Payments To Acquire Collaborative Agreement Payments To Acquire Collaborative Agreement Payments To Acquire Collaborative Agreement Cash consideration Business Combination, Consideration Transferred Acquired intangible assets, weighted average useful life, in years Acquired Finite-lived Intangible Assets, Weighted Average Useful Life Goodwill Development Milestone Payments Development Milestone Payments Development Milestone Payments Sales Milestone Payments Sales Milestone Payments Sales Milestone Payments Payments to Acquire Businesses, Gross Payments to Acquire Businesses, Gross Business Acquisition, expected future payments, next twelve months Business Acquisition, expected future payments, next twelve months Business Acquisition, expected future payments, next twelve months Business Acquisition, expected future payment, year two Business Acquisition, expected future payment, year two Payment for Contingent Consideration Liability, Financing Activities Payment for Contingent Consideration Liability, Financing Activities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Financial Assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Financial Assets Revenue Recognition and Deferred Revenue [Abstract] Prospective Adoption of New Accounting Pronouncements [Table] Prospective Adoption of New Accounting Pronouncements [Table] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] Initial Application Period Cumulative Effect Transition [Axis] Initial Application Period Cumulative Effect Transition [Axis] Initial Application Period Cumulative Effect Transition [Domain] Initial Application Period Cumulative Effect Transition [Domain] Item Effected [Line Items] Item Effected [Line Items] Cash and Cash Equivalents [Abstract] Restructuring Restructuring and Related Activities Disclosure [Text Block] Foreign currency borrowings and forward contracts Fair Value Disclosures [Abstract] Other long-term obligations Other Noncurrent Liabilities [Member] Accretion expense Accretion Expense Fair Value, Measured on Recurring Basis, Gain (Loss) Included in Earnings Business Combination, Contingent Consideration Arrangements, Reclassifications Business Combination, Contingent Consideration Arrangements, Reclassifications Business Combination, Contingent Consideration Arrangements, Reclassifications Ordinary shares, nominal value Ordinary shares, shares authorized Common Stock, Shares Authorized Ordinary shares, shares issued Treasury stock, shares Shares, Issued Schedule of Collaborative Arrangements and Non-collaborative Arrangement Transactions [Table] Schedule of Collaborative Arrangements and Non-collaborative Arrangement Transactions [Table] Collaborative Arrangement Collaborative Arrangement [Member] Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items] Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items] Development and sales milestone payments Development and sales milestone payments Development and sales milestone payments Basic and Diluted Earnings per Ordinary Share Attributable to Mylan N.V. Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Goodwill [Table] Schedule of Goodwill [Table] Increased Discount Rate Increased Discount Rate [Domain] Increased Discount Rate [Domain] Reduction in Terminal Value Growth Rate Reduction in Terminal Value Growth Rate [Domain] Reduction in Terminal Value Growth Rate [Domain] 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] Goodwill Goodwill [Member] Measurement Input, Estimated Tax Rate Measurement Input, Estimated Tax Rate [Member] Measurement Input, Estimated Tax Rate [Member] Measurement Input, EBITDA Multiple Measurement Input, EBITDA Multiple [Member] Measurement Input, Control Premium Measurement Input, Control Premium [Member] Measurement Input, Long-term Revenue Growth Rate Measurement Input, Long-term Revenue Growth Rate [Member] Goodwill [Line Items] Goodwill [Line Items] Goodwill [Roll Forward] Goodwill [Roll Forward] Goodwill, gross, beginning balance Goodwill, Gross Accumulated impairment losses, beginning balance Goodwill, Impaired, Accumulated Impairment Loss Reclassifications Goodwill, Transfers Foreign currency translation Goodwill, Translation and Purchase Accounting Adjustments Goodwill, net, beginning balance Accumulated impairment losses, ending balance Goodwill, gross, ending balance Goodwill, net, ending balance Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount Goodwill, Impaired, Change in Estimate, Period Goodwill, Impaired, Change in Estimate, Period Goodwill, Impaired, Change in Estimate, Period Goodwill Impairment Test, Measurement Input Goodwill Impairment Test, Measurement Input Goodwill Impairment Test, Measurement Input Fair Value Inputs, Long-term Revenue Growth Rate, Terminal Year Fair Value Inputs, Long-term Revenue Growth Rate, Terminal Year Fair Value Inputs, Long-term Revenue Growth Rate, Terminal Year Goodwill Impairment Test, Measurement Input, Reduction Goodwill Impairment Test, Measurement Input, Reduction Goodwill Impairment Test, Measurement Input, Reduction Goodwill Impairment Test, Measurement Input, Increase Goodwill Impairment Test, Measurement Input, Increase Goodwill Impairment Test, Measurement Input, Increase Reporting Unit, Amount of Fair Value in Excess of Carrying Amount Reporting Unit, Amount of Fair Value in Excess of Carrying Amount Accumulated Other Comprehensive Loss Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Components of Other Comprehensive Loss Comprehensive Income (Loss) [Table Text Block] Basis of Accounting Policy Basis of Accounting, Policy [Policy Text Block] Number of Countries in which Entity Operates Number of Countries in which Entity Operates Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Collaboration and Licensing Agreements Collaborative Arrangement Disclosure [Text Block] Line of Credit [Member] Line of Credit [Member] Period [Axis] Period [Axis] Period [Axis] Period [Domain] Period [Domain] [Domain] for Period [Axis] Three Full Fiscal Quarters Following Qualifying Acquisition [Member] Three Full Fiscal Quarters Following Qualifying Acquisition [Member] Three Full Fiscal Quarters Following Qualifying Acquisition [Member] Trailing Four Quarters [Member] Trailing Four Quarters [Member] Trailing Four Quarters 2016 Revolving Credit Facility 2016 Senior Revolving Credit Facility [Member] 2016 Senior Revolving Credit Facility [Member] 2016 Term Loans 2016 Term Loans [Member] 2016 Term Loans [Member] 2018 Senior Revolving Credit Facility [Member] 2018 Senior Revolving Credit Facility [Member] 2018 Senior Revolving Credit Facility [Member] Line of Credit Facility, Maximum Borrowing Capacity Line of Credit Facility, Maximum Borrowing Capacity Current portion of long-term debt Debt, Current Line of Credit Facility, Covenant Terms Line of Credit Facility, Covenant Terms Debt Instrument, Covenant Description Debt Instrument, Covenant Description Earnings per Ordinary Share Earnings Per Share [Text Block] Defined Benefit Plans, Number of Frozen Plans Defined Benefit Plans, Number of Frozen Plans Defined Benefit Plans, Number of Frozen Plans Defined benefit plans, estimated benefit payments, in current fiscal year Defined benefit plans, estimated benefit payments, in current fiscal year Defined benefit plans, estimated benefit payments, in current fiscal year Estimated employer contributions in current year Defined Benefit Plan, Expected Future Employer Contributions, Remainder of Fiscal Year Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Contingencies Commitments and Contingencies Disclosure [Text Block] Short-term Debt [Abstract] Schedule of Short-term Debt [Table] Schedule of Short-term Debt [Table] Other Current Portion of Long-term Debt Other Current Portion of Long-term Debt [Member] Other Current Portion of Long-term Debt [Member] Commercial Paper [Member] Commercial Paper [Member] Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] London Interbank Offered Rate (LIBOR) [Member] London Interbank Offered Rate (LIBOR) [Member] Short-term Debt, Type [Axis] Short-term Debt, Type [Axis] Short-term Debt, Type [Domain] Short-term Debt, Type [Domain] Receivables Facility Receivables Facility [Member] Receivables facility. Note Securitization Facility [Member] Note Securitization Facility [Member] Note Securitization Facility [Member] Short-term Debt [Line Items] Short-term Debt [Line Items] Accounts receivable securitization facility maximum borrowing capacity Accounts Receivable Facility Maximum Borrowing Capacity Accounts receivable facility maximum borrowing capacity. Other Short-term Borrowings Other Short-term Borrowings Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Debt Instrument, Redemption, Description Debt Instrument, Redemption, Description Schedule of Intangible Assets by Major Class [Table] Schedule of Intangible Assets by Major Class [Table] Schedule of Intangible Assets by Major Class [Table] Patents and technologies Patents [Member] Intangible Assets by Major Class [Line Items] Intangible Assets by Major Class [Line Items] Intangible Assets by Major Class Finite-lived intangible assets, estimated useful life, in years Finite-Lived Intangible Asset, Useful Life Finite-lived intangible assets, original cost Finite-Lived Intangible Assets, Gross Finite-lived intangible assets, accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization Finite-lived intangible assets, net book value Finite-Lived Intangible Assets, Net In-process research and development Indefinite-lived Intangible Assets (Excluding Goodwill) Intangible assets, gross, excluding goodwill Intangible Assets, Gross (Excluding Goodwill) Intangible assets, net book value, excluding goodwill Gross sales Revenue from Contract with Customer, Gross Revenue from Contract with Customer, Gross Chargebacks Chargebacks Chargebacks Rebates, promotional programs and other sales allowances Accrued Sales Allowances Accrued Sales Allowances Returns Revenue from Contract with Customer, Returns Revenue from Contract with Customer, Returns Medicaid and other governmental rebates Medicaid and other governmental rebates Medicaid and other governmental rebates Sales Revenue, Gross to net adjustments Sales Revenue, Gross to net adjustments Sales Revenue, Gross to net adjustments Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Restructuring Type [Axis] Restructuring Type [Axis] Type of Restructuring [Domain] Type of Restructuring [Domain] Employee Related Costs Employee Severance [Member] Other Exit Costs Other Restructuring [Member] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Beginning Balance Restructuring Reserve Restructuring Charges Restructuring Charges Reclassification due to new leasing standard Restructuring Reserve, Period Increase (Decrease) Payments for Restructuring Payments for Restructuring Restructuring and Related Cost, Incurred Cost Restructuring and Related Cost, Incurred Cost Restructuring and Related Cost, Incurred Cost Restructuring Costs and Asset Impairment Charges Restructuring Reserve, Translation and Other Adjustment Restructuring Reserve, Translation and Other Adjustment Ending Balance Restructuring Reserve, Current Income Tax Examination [Table] Income Tax Examination [Table] Income Tax Authority [Axis] Income Tax Authority [Axis] Income Tax Authority [Domain] Income Tax Authority [Domain] Income Tax Authority, Name [Axis] Income Tax Authority, Name [Axis] Income Tax Authority, Name [Domain] Income Tax Authority, Name [Domain] Income Tax Examination [Line Items] Income Tax Examination [Line Items] Income Tax Expense (Benefit) Increase in liability for uncertain tax positions Increase in liability for uncertain tax positions Increase to the Income Tax Provision Increase to the Income Tax Provision Increase to the Income Tax Provision Reduction in liability for Unrecognized Tax Benefits Reduction in liability for Unrecognized Tax Benefits Reduction in liability for Unrecognized Tax Benefits Net Benefit to the Income Tax Provision Net Benefit to the Income Tax Provision Net Benefit to the Income Tax Provision Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] North America Generics [Member] North America Generics [Member] North America Generics [Member] North America Brands [Member] North America Brands [Member] North America Brands [Member] Renaissance Acquisition Holdings LLC Renaissance Acquisition Holdings LLC [Member] Renaissance Acquisition Holdings LLC [Member] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Goodwill Condensed Cash Flow Statement [Table] Condensed Cash Flow Statement [Table] Condensed Consolidating Cash Flow Statements [Line Items] Condensed Cash Flow Statements, Captions [Line Items] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Net cash (used in) provided by operating activities Net Cash Provided by (Used in) Operating Activities Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Capital expenditures Payments to Acquire Property, Plant, and Equipment Purchase of available for sale securities and other investments Payments to Acquire Marketable Securities Proceeds from the sale of marketable securities Proceeds from Sale and Maturity of Marketable Securities Cash paid for acquisitions, net Payments to Acquire Businesses, Net of Cash Acquired Investments in affiliates Payments to Acquire Other Investments Dividends from affiliates Proceeds from Dividends Received Loans to affiliates Payments to Acquire Notes Receivable Repayments of loans from affiliates Repayment of Notes Receivable from Related Parties Payments for product rights and other, net Payments for (Proceeds from) Other Investing Activities Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] Payments of financing fees Payments of Financing Costs Purchase of ordinary shares Payments for Repurchase of Common Stock Change in short-term borrowings, net Proceeds from (Repayments of) Short-term Debt Proceeds from issuance of long-term debt Proceeds from Issuance of Long-term Debt Payments of long-term debt Repayments of Long-term Debt Proceeds from exercise of stock options Proceeds from Stock Options Exercised Taxes paid related to net share settlement of equity awards Payments Related to Tax Withholding for Share-based Compensation Contingent consideration payments Payments of Merger Related Costs, Financing Activities Capital contribution from affiliates Proceeds from Contributed Capital Capital payments to affiliates Payments of Distributions to Affiliates Payments on borrowings from affiliates Repayments of Related Party Debt Proceeds from borrowings from affiliates Proceeds from Related Party Debt Other items, net Proceeds from (Payments for) Other Financing Activities Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities Effect on cash of changes in exchange rates Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Net (decrease) increase in cash, cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Cash, cash equivalents and restricted cash — beginning of period Cash, cash equivalents and restricted cash — end of period Supplemental Cash Flow Elements [Abstract] Supplemental Cash Flow Elements [Abstract] Cash, cash equivalents and restricted cash Number of equity method investments Number of equity method investments Number of equity method investments Loss from equity method investments Income (Loss) from Equity Method Investments Equity method investments summarized financial data basis Equity Method Investments Summarized Financial Data Basis Equity Method Investments Summarized Financial Data Basis Statement of Cash Flows [Abstract] Cash flows from operating activities: Adjustments to reconcile net (loss) earnings to net cash provided by operating activities: Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Depreciation and amortization Depreciation, Depletion and Amortization Share-based Compensation Share-based Compensation Deferred income tax benefit Deferred Income Tax Expense (Benefit) Other non-cash items Other Noncash Income (Expense) Litigation settlements and other contingencies, net Change in noncash litigation settlements, net Change in noncash litigation settlements, net Changes in operating assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] Accounts receivable Increase (Decrease) in Accounts Receivable Inventories Increase (Decrease) in Inventories Accounts payable Increase (Decrease) in Accounts Payable, Trade Income taxes Increase (Decrease) in Income Taxes Payable Other operating assets and liabilities, net Increase (Decrease) in Other Operating Assets and Liabilities, Net Net cash provided by operating activities Cash flows from investing activities: Capital expenditures Purchase of available for sale securities and other investments Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Payments of long-term debt Purchase of ordinary shares Net cash used in financing activities Net (decrease) increase in cash, cash equivalents and restricted cash Cash, cash equivalents and restricted cash — end of period Debt Debt Disclosure [Text Block] 2019 (excluding the three months ended March 31, 2019) Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year 2020 Lessee, Operating Lease, Liability, Payments, Due Year Two 2021 Lessee, Operating Lease, Liability, Payments, Due Year Three 2022 Lessee, Operating Lease, Liability, Payments, Due Year Four 2023 Lessee, Operating Lease, Liability, Payments, Due Year Five Lessee, Operating Lease, Liability, Payments, Due Year Six Lessee, Operating Lease, Liability, Payments, Due Year Six Lessee, Operating Lease, Liability, Payments, Due Year Six Thereafter Lessee, Operating Lease, Liability, Payments, Due after Year Five Total Lessee, Operating Lease, Liability, Payments, Due Goodwill and Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Condensed Consolidating Financial Statements Condensed Financial Statements [Text Block] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Domain] Property, Plant and Equipment, Type [Domain] Machinery and equipment Machinery and Equipment [Member] Buildings and improvements Building and Building Improvements [Member] Construction in progress Construction in Progress [Member] Land and improvements Land and Land Improvements [Member] Property, plant and equipment, gross Property, Plant and Equipment, Gross Accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Property, plant and equipment, net Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Schedule of Accounts Receivable, Net Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Not Designated as Hedging Instruments Not Designated as Hedging Instrument [Member] Schedule of Business Acquisitions by Acquisition, Contingent Consideration [Table Text Block] Schedule of Business Acquisitions by Acquisition, Contingent Consideration [Table Text Block] Schedule of Derivative Instruments in Statement of Financial Position, Fair Value Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Effect of Derivative Instruments on the Condensed Consolidated Statements of Operations Derivative Instruments, Gain (Loss) [Table Text Block] Financial Assets and Liabilities Carried at Fair Value Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] General Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Total revenues Equity Method Investment, Summarized Financial Information, Revenue Gross loss Equity Method Investment, Summarized Financial Information, Gross Profit (Loss) Operating and non-operating expense Equity Method Investment, Summarized Financial Information, Income (Loss) from Continuing Operations Net loss Equity Method Investment, Summarized Financial Information, Net Income (Loss) Share-Based Incentive Plan Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Intellectual Property Developed Technology Rights [Member] Number of times damages may be increased in cases of willful infringement Number of times damages may be increased in cases of willful infringement Number of times damages may be increased in cases of willful infringement Changes in Carrying Amount of Goodwill Schedule of Goodwill [Table Text Block] Components of Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Finite-lived Intangible Assets Amortization Expense Finite-lived Intangible Assets Amortization Expense [Table Text Block] Expected Amortization Expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Condensed Balance Sheet Statement [Table] Condensed Balance Sheet Statement [Table] Condensed Balance Sheet Statements, Captions [Line Items] Condensed Balance Sheet Statements, Captions [Line Items] Inventories Intercompany receivables Due from Related Parties, Current Prepaid expenses and other current assets Deferred Tax Assets, Net and Other Assets, Current Deferred Tax Assets, Net and Other Assets, Current Investments in subsidiaries Intercompany notes and interest receivable Notes Receivable, Related Parties, Current Other assets Deferred Tax Asset, Net and Other Assets Deferred Tax Asset, Net and Other Assets Accounts payable Income taxes payable Intercompany payables Accounts Payable, Related Parties Other current liabilities Deferred Tax Liabilities, Net and Other Liabilities, Current Deferred Tax Liabilities, Net and Other Liabilities, Current Intercompany notes payable Notes Payable, Related Parties Other long-term obligations Deferred Tax Liabilities, Net and Other Long-term Obligations Deferred Tax Liabilities, Net and Other Long-term Obligations Equity [Abstract] Schedule of Other Noncurrent Liabilities [Table] Schedule of Other Noncurrent Liabilities [Table] Schedule of Other Noncurrent Liabilities [Table] Schedule of Other Noncurrent Liabilities [Line Items] Schedule of Other Noncurrent Liabilities [Line Items] [Line Items] for Schedule of Other Noncurrent Liabilities [Table] Employee benefit liabilities Liability, Defined Benefit Pension Plan, Noncurrent Tax related items, including contingencies Liability for Uncertainty in Income Taxes, Noncurrent Operating Lease, Liability, Noncurrent Operating Lease, Liability, Noncurrent Other Liabilities, Other than Long-term Debt, Noncurrent Other current liabilities Fair value of financial instruments Derivative Liability, Fair Value, Gross Liability Other Other Long Term Debt [Member] Other long term debt. Current Portion of Long-Term Debt Current Portion of Long-Term Debt [Member] 2028 Senior Notes [Member] 2028 Senior Notes [Member] 2028 Senior Notes [Member] [Member] 2048 Senior Notes [Member] 2048 Senior Notes [Member] 2048 Senior Notes [Member] Unamortized debt issuance expense Unamortized Debt Issuance Expense Equivalent percentage of redeemed amount Equivalent Price Percentage Of Principal Amount Redeemable Percentage price equivalent at which long-term debt principal amount is redeemable prior to a specified date. Long-term Debt, Weighted Average Interest Rate, at Point in Time Long-term Debt, Weighted Average Interest Rate, at Point in Time Estimated litigation liability Estimated Litigation Liability Earnings per Share Policy Earnings Per Share, Policy [Policy Text Block] Fair Value of Financial Instruments Policy Fair Value of Financial Instruments, Policy [Policy Text Block] Program Name [Axis] Program Name [Axis] Program Name Program Name [Domain] Program Name [Domain] [Domain] for Program Name Plan Name [Axis] Plan Name [Axis] Plan Name [Domain] Plan Name [Domain] Long-Term Incentive Plan 2003 Long Term Incentive Plan 2003 [Member] Long-Term Incentive 2003 Plan. One-Time Special Performance-Based Five-Year Realizable Value Incentive Program [Domain] One-Time Special Performance-Based Five-Year Realizable Value Incentive Program [Domain] One-Time Special Performance-Based Five-Year Realizable Value Incentive Program [Domain] Stock awards Employee Stock Option [Member] Ordinary shares reserved for issuance Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Stock option award vesting period, in years Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Stock option award expiration period, in years Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period Average remaining contractual term for stock awards outstanding, in years Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Average remaining contractual term for stock awards vested and expected to vest, in years Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term Average remaining contractual term for stock awards exercisable, in years Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Aggregate intrinsic value for stock awards outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Total unrecognized compensation expense, net of estimated forfeitures Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized Weighted-average period over which total unrecognized compensation expense expected to be recognized, in years Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition Intrinsic value of stock-based awards exercised and restricted stock units converted Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Exercises In Period, Total Intrinsic Value And Equity Instruments Other Than Options, Vested In Period, Intrinsic Value Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Exercises In Period, Total Intrinsic Value And Equity Instruments Other Than Options, Vested In Period, Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value Subsequent Events Subsequent Events [Text Block] Financial Instruments and Risk Management Financial Instruments Disclosure [Text Block] ROU asset Total lease liability Operating Lease, Liability Operating lease costs Operating Lease, Cost Amount of lease not yet commenced Lessee, Operating Lease, Lease Not yet Commenced, Amount Lessee, Operating Lease, Lease Not yet Commenced, Amount Amount of lease not yet commenced lease terms Lessee, Operating Lease, Lease Not yet Commenced, Term of Contract Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Receivable Type [Axis] Receivable Type [Axis] Receivable [Domain] Receivable [Domain] Variable Consideration [Member] Variable Consideration [Member] Variable Consideration [Member] Revenue Recognition And Accounts Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Securitized accounts receivable Accounts Receivable from Securitization