Commitments and Contingencies Disclosure [Abstract] Loss Contingencies [Table] Loss Contingencies [Table] Litigation Case [Axis] Litigation Case [Axis] Litigation Case [Domain] Litigation Case [Domain] EU Commission Proceedings Perindorpril EU Commission Proceedings Perindorpril [Member] EU Commission Proceedings Perindorpril EU 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 Loss contingency accrual Loss Contingency, Damages Paid, Value Damages awarded Loss Contingency, Damages Awarded, Value Loss contingency accrual Loss Contingency Accrual Disclosure of Compensation Related Costs, Share-based Payments [Abstract] 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] Number of shares under stock awards, outstanding at beginning of period Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Weightedaverage exercise price per share, outstanding at beginning of period Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Number of shares under stock awards, granted Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures Weighted average exercise price per share, granted Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Number of shares under stock awards, exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Weighted average exercise price per share, exercised Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Number of shares under stock awards, forfeited Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period Weighted average exercise price per share, forfeited Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Number of shares under stock awards, outstanding at end of period Weighted average exercise price per share, outstanding at end of period Number of shares under stock awards, vested and expected to vest at period end Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number Weighted average exercise price per share, vested and expected to vest at period end Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price Number of shares under stock awards, exercisable at period end Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Weighted average exercise price per share, exercisable at period end Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Goodwill and Intangible Assets Disclosure [Abstract] Future Amortization 2019 Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months Future Amortization 2020 Finite-Lived Intangible Assets, Amortization Expense, Year Two Future Amortization 2021 Finite-Lived Intangible 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[Member] Meda AB [Member] Meda and EPD Business Meda and EPD Business [Member] Meda and EPD Business [Member] Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items] Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items] Total revenues Business Acquisition, Pro Forma Revenue Net earnings Business Acquisition, Pro Forma Net Income (Loss) Basic (in USD per share) Business Acquisition, Pro Forma Earnings Per Share, Basic Diluted (in USD per share) Business Acquisition, Pro Forma Earnings Per Share, Diluted Basic Weighted Average Number of Shares Outstanding, Basic Diluted Weighted Average Number of Shares Outstanding, Diluted Acquisitions and Other Transactions Business Combination Disclosure [Text Block] Commitments [Abstract] Commitments. 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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 ending balance Weighted average grant-date fair value per share, nonvested ending balance Income Taxes Income Tax Disclosure [Text Block] Statement [Table] Statement [Table] Hedging Relationship [Axis] Hedging Relationship [Axis] Hedging Relationship [Domain] Hedging Relationship [Domain] Cash Flow Hedging [Member] Cash Flow Hedging [Member] Net Investment Hedging Net Investment Hedging [Member] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] AOCI Attributable 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Income (Loss), Cumulative Changes in Net Gain (Loss) from Net Investment Hedges, Effect Net of Tax Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Net Investment Hedges, Effect Net of Tax Foreign currency translation adjustment Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Contingencies Legal Matters and Contingencies [Text Block] Receivables, Net, Current [Abstract] Trade receivables, net Receivables, Net, Current Other receivables Other Receivables, Net, Current Accounts receivable, net Accounts Receivable, Net, Current Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Accounts Receivable Accounts Receivable [Member] Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Concentration risk, number of major customers Concentration risk, number of major customers Concentration risk, number of major customers Deferred tax assets: Deferred Tax Assets, Net [Abstract] Deferred tax assets, employee benefits Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Benefits Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Contingencies Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Contingencies Deferred tax assets, accounts receivable allowances Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Allowance for Doubtful Accounts Deferred tax assets, tax credits and loss carryforwards Deferred Tax Assets, Tax Credit Carryforwards Deferred Tax Assets, Deferred tax expense, interest expense Deferred Tax Assets, 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Other Noncurrent Liabilities Other Noncurrent Liabilities [Member] Other current liabilities Other Current Liabilities [Member] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Other expense Other Expense [Member] Derivative Instrument [Axis] Derivative Instrument [Axis] Derivative Contract Type [Domain] Derivative Contract [Domain] Interest rate swaps Interest Rate Swap [Member] September 2015 Swaps Effective Date June 2016 September 2015 Swaps Effective Date June 2016 [Member] September 2015 Swaps Effective Date June 2016 [Member] September 2015 Swaps Effective Date November 2016 September 2015 Swaps Effective Date November 2016 [Member] September 2015 Swaps Effective Date November 2016 [Member] 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 [Axis] Debt Instrument [Axis] Debt 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Specialties Private Limited [Member] Agila Specialties Private Limited Jai Pharma Limited Jai Pharma Limited [Member] Jai Pharma Limited Respiratory delivery platform [Member] Respiratory delivery platform [Member] Respiratory delivery platform [Member] Topicals Business Topicals Business [Member] Topicals Business Minimum Minimum [Member] Derivative [Line Items] Derivative [Line Items] Notional amount of derivative Derivative, Notional Amount Maximum length of time hedged in cash flow hedge, in years Maximum Length of Time Hedged in Cash Flow Hedge Long-term debt Long-term Debt Debt instrument, interest rate, stated percentage Debt Instrument, Interest Rate, Stated Percentage Derivative, Loss on Derivative Derivative, Loss on Derivative Amount of loss recognized in earnings on derivatives Derivative, Gain (Loss) on Derivative, Net Amount of Gain Recognized in Earnings on Hedging Items Gain (Loss) on Fair Value Hedges Recognized in Earnings Aggregate principal amount Debt Instrument, Face Amount Debt instrument, interest rate at period end Debt Instrument, Interest Rate, Effective 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 Rate used to discount net cash inflows to present values Business Combination, Contingent Consideration, Liability, Measurement Input Purchase consideration, contingent consideration Business Combination, Contingent Consideration, Liability Reclassifications Business Combination, Contingent Consideration Arrangements, Reclassifications Business Combination, Contingent Consideration Arrangements, Reclassifications Accretion Accretion Expense Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net Contingent consideration payments Business Combination Contingent Consideration Liability Payments Business 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Segment Europe Segment [Member] Europe Segment Rest of World Segment Rest of World Segment [Member] Rest of World Segment Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Number of Countries in which Entity Operates Number of Countries in which Entity Operates Product and Service [Axis] Product and Service [Axis] Product and Service [Domain] Product and Service [Domain] Other Product and Service, Other [Member] North America Segment North America Segment [Member] North America Segment Corporate (Other) Corporate, Non-Segment [Member] Other revenue Segment Reconciling Items [Member] Intersegment revenue Intersegment Eliminations [Member] Revenues Revenues Net sales Revenue from Contract with Customer, Excluding Assessed Tax Segment profitability Operating Income (Loss) Gross Profit Less Selling General and Administrative Expense and Research and Development Gross Profit Less Selling General and Administrative Expense and Research and Development 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Euro Notes 2018 Floating Rate Euro Notes [Member] 2018 Floating Rate Euro Notes [Member] 2018 Senior Notes (2.600%) Senior Notes Two Thousand Eighteen - 2.6 Percent [Member] Senior Notes Two Thousand Eighteen - 2.6% [Member] 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%) SeniorNotesTwoThousandNineteen2.50Precent [Member] 2019 Senior Notes (2.500%) 2019 Senior Notes (2.550%) SeniorNotesTwoThousandNineteen [Member] Senior notes two thousand nineteen 2020 Senior Notes (3.750% coupon) Senior Notes Two Thousand Twenty - 3.75 Percent [Member] Senior Notes Two Thousand Twenty - 3.75 Percent 2021 Senior Notes (3.150%) SeniorNotesTwoThousandTwentyOne3.15Precent [Member] 2021 Senior Notes 3.15% 2023 Senior Notes (4.200%) SeniorNotesTwoThousandTwentyThree4.2Percent [Member] Senior notes two thousand twenty three - 4.2 percent 2028 Euro Senior Notes 2028 Euro Senior Notes [Member] 2028 Euro Senior Notes [Member] 2043 Senior Notes (5.400%) SeniorNotesTwoThousandFortyThree [Member] Senior notes two thousand forty three 2046 Senior Notes (5.250%) SeniorNotesTwoThousandFortySix5.25Precent [Member] 2046 Senior Note (5.250%) 2048 Senior Notes [Member] 2048 Senior Notes [Member] 2048 Senior Notes [Member] Other Long Term Debt Other Long Term Debt [Member] Other long term debt. Debt Instrument [Line Items] Debt Instrument [Line Items] Long-term Debt, Weighted Average Interest Rate, at Point in Time Long-term Debt, Weighted Average Interest Rate, at Point in Time Debt, Current Debt, Current Unamortized Debt Issuance Expense Unamortized Debt Issuance Expense Long-term debt Long-term Debt, Excluding Current Maturities Debt Instrument, Basis Spread on Variable Rate Debt Instrument, Basis Spread on Variable Rate Revenue from Contract with Customer [Abstract] Receivable Type [Axis] Receivable Type [Axis] Receivable [Domain] Receivable [Domain] Variable Consideration [Member] Variable Consideration [Member] Variable Consideration [Member] Variable Consideration Category [Axis] Variable Consideration Category [Axis] Variable Consideration Category [Axis] Variable Consideration Category [Domain] Variable Consideration Category [Domain] [Domain] for Variable Consideration Category [Axis] Chargebacks [Member] Chargebacks [Member] Chargebacks [Member] Rebates, 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Rates Accounts Receivable, Effects of Foreign Exchange Rates End of period Schedule of Revenues from External Customers and Long-Lived Assets [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Net sales Sales Revenue, Goods, Net [Member] The Netherlands NETHERLANDS Revenues from External Customers and Long-Lived Assets [Line Items] Revenues from External Customers and Long-Lived Assets [Line Items] Concentration risk, percentage Concentration Risk, Percentage Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Prepaid expenses and other current assets Prepaid Expenses and Other Current Assets [Member] Foreign currency 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 Liability derivatives, fair value Derivative Liability, Fair Value, Gross Liability Apicore [Member] Apicore [Member] Apicore [Member] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets Current assets (excluding inventories) Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill Other assets (including equity method investment) Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets Current liabilities Business Combination, Recognized Identifiable 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Benefit Plan, Pension Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Projected Benefit Obligation Accumulated benefit obligation Defined Benefit Pension Plans with Projected Benefit Obligation In Excess of Plan Assets Aggregate Projected Benefit Obligation Defined Benefit Pension Plans with Projected Benefit Obligation In Excess of Plan Assets Aggregate Projected Benefit Obligation Fair value of plan assets Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Plan Assets Restatement [Axis] Restatement [Axis] Restatement [Domain] Restatement [Domain] Previously Reported Previously Reported [Member] Scenario [Axis] Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Scenario, Forecast Scenario, Forecast [Member] Tax Period [Axis] Tax Period [Axis] Tax Period [Domain] Tax Period [Domain] Indefinite Indefinite [Member] Indefinite amount of time 2016 through 2035 Future years [Member] Future years [Member] 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Credit carryforward Tax Credit Carryforward, Amount Unrecognized tax benefit Unrecognized tax benefits that impact effective tax rate Unrecognized Tax Benefits that Would Impact Effective Tax Rate Accrued interest and penalties Income Tax Examination, Penalties and Interest Accrued Interest expense (income) related to uncertain tax positions Income Tax Examination, Interest Expense Amount of unrecognized deferred tax liability Increase in Unrecognized Tax Benefits is Reasonably Possible Deduction limit of GILTI tax Deduction limit of GILTI tax Deduction limit of GILTI tax Net tax provision due to enactment of the Tax Cuts and Jobs Act Net tax provision due to enactment of the Tax Cuts and Jobs Act Net tax provision due to enactment of the Tax Cuts and Jobs Act Expense on remeasurement of deferred taxes under Tax Act 2017 Expense on remeasurement of deferred taxes under Tax Act 2017 Expense on remeasurement of deferred taxes under Tax Act 2017 Transition tax expense recognized on enactment of U.S. Tax Act 2017 Transition tax expense recognized on enactment of U.S. Tax Act 2017 Transition tax expense recognized on enactment of U.S. Tax Act 2017 Amount of transition tax adjustment during period Effective Income Tax Rate Reconciliation, Tax Cut and Jobs Act 2017, Transition Tax Adjustment, Amount Effective Income Tax Rate Reconciliation, Tax Cut and Jobs Act 2017, Transition Tax Adjustment, Amount Business Combination [Abstract] Business Combination [Abstract] 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 [Member] Revance [Member] Revance [Member] Other companies Other Companies [Member] Other companies Research and Development Expense Research and Development Expense [Member] Series of Individually Immaterial Business Acquisitions [Member] Series of Individually Immaterial 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for Contingent Consideration Liability, Financing Activities Payment for Contingent Consideration Liability, Financing Activities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Financial Assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Financial Assets Fair Value Disclosures [Abstract] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] 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] Schedule of Activity in Contingent Consideration [Roll Forward] Schedule of Activity in Contingent Consideration [Roll Forward] Schedule of Activity in Contingent Consideration [Roll Forward] Balance at beginning of period Payments Balance at end of period Unrecognized actuarial (gain)/loss Other Comprehensive Income 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into Earnings (Effective Portion) Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net Amount of Loss Excluded from the Assessment of Hedge Effectiveness Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net Weighted average common shares outstanding Accounts receivable Inventories Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory Other current assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets Property, plant and equipment Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Total assets acquired Net assets acquired Segment Information Segment Reporting Disclosure [Text Block] Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Mylan N.V. Gains and Losses on Marketable Securities Accumulated Net Investment Gain (Loss) Attributable to Parent [Member] Defined Pension Plan Items Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] Foreign Currency Translation Adjustment Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Accumulated Other Comprehensive Loss 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 Income Reclassification out of Accumulated Other Comprehensive Income [Member] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Net unrecognized gains (losses) on derivatives, net of tax, beginning of period Net unrealized gains on marketable securities, net of tax, beginning of period Net unrecognized losses and prior service cost related to defined benefit plans, net of tax, beginning of period Foreign currency translation adjustment, beginning of period Accumulated other comprehensive loss, net of tax, beginning of period Other comprehensive (loss) earnings before reclassifications, before tax Other Comprehensive Income (Loss), before Reclassifications, before Tax Interest expense Interest Expense Amortization of prior service costs included in SG&A Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, before Tax Amortization of actuarial loss included in SG&A Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax Other comprehensive (loss) earnings, before tax Other Comprehensive Income (Loss), before Tax Income tax related to items of other comprehensive (loss) earnings, derivatives Net unrecognized gains (losses) on derivatives, net of tax, end of period Net unrealized gains on marketable securities, net of tax, end of period Net unrealized gains on marketable securities, net of tax, end of period Foreign currency translation adjustment, end of period Accumulated other comprehensive loss, net of tax, end of period 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), Securities, Available-for-sale, Adjustment, before Tax Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax Foreign currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax Income tax (benefit) provision Other Comprehensive Income (Loss), Tax Cumulative Effect of New Accounting Principle in Period of Adoption Cumulative Effect of New Accounting Principle in Period of Adoption Bridge Loan Bridge Loan [Member] Swedish krona denominated contracts Swedish krona denominated contracts [Member] Swedish krona denominated contracts [Member] Business acquisition, shares tendered, percentage [Axis] Business acquisition, shares tendered, percentage [Axis] Business acquisition, shares tendered, percentage [Axis] Business acquisition, shares tendered, percentage [Domain] Business acquisition, shares tendered, percentage [Domain] [Domain] for Business acquisition, shares tendered, percentage [Axis] Twenty percent of number of shares tendered Twenty percent of number of shares tendered [Member] Twenty percent of number of shares tendered [Member] Eighty percent of number of shares tendered Eighty percent of number of shares tendered [Member] Eighty percent of number of shares tendered [Member] Foreign Currency Exchange Rate, Translation Foreign Currency Exchange Rate, Translation Business acquisition, number of shares tendered Business acquisition, number of shares tendered Business acquisition, number of shares tendered Cash paid for shares tendered Cash paid for shares tendered Cash paid for shares tendered Compulsory acquisition proceeding award per share Compulsory acquisition proceeding award per share Compulsory acquisition proceeding award per share Compulsory acquisition award statutory interest rate Compulsory acquisition award statutory interest rate Compulsory acquisition award statutory interest rate Compulsory acquisition proceeding payment Compulsory acquisition proceeding payment Compulsory acquisition proceeding payment Business Acquisition, Percentage of Voting Interests Acquired Business Acquisition, Percentage of Voting Interests Acquired Business combination, share conversion ratio Business combination, share conversion ratio Number of Mylan N.V. Shares Issued Per Meda Share Business Acquisition, Share Price Business Acquisition, Share Price Consideration transferred, shares Business Acquisition, Equity Interest Issued or Issuable, Number of Shares Compulsory acquisition proceeding liability Compulsory acquisition proceeding liability Compulsory acquisition proceeding liability Business Combination, Acquisition Related Costs Business Combination, Acquisition Related Costs Debt Related Commitment Fees and Debt Issuance Costs Debt Related Commitment Fees and Debt Issuance Costs Business combination, fair value inventory step-up Business combination, fair value inventory step-up Business combination, fair value inventory step-up Other Payments to Acquire Businesses Other Payments to Acquire Businesses Net sales Net earnings Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Equity Method Investments Equity Method Investments [Table Text Block] Schedule II - Valuation and Qualifying Accounts SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] Mature within one year Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Fair Value Mature in one to five years Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Fair Value Mature in five years and later Available for Sale Securities Debt Maturities after Five Years and Later Fair Value Available for sale securities debt maturities after five years and later fair value. Available-for-sale securities, debt securities Debt Securities, Available-for-sale Schedule of Components of Income Tax Provision Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Schedule of Deferred Tax Assets and Liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Statutory Tax Rate to Effective Tax Rate Reconciliation Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Schedule of Unrecognized Tax Benefits Schedule of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns Roll Forward [Table Text Block] Foreign currency borrowings and forward contracts Adoption of ASU 2014-09 [Abstract] Adoption of ASU 2014-09 [Abstract] 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] Calculated under Revenue Guidance in Effect before Topic 606 [Member] Calculated under Revenue Guidance in Effect before Topic 606 [Member] Difference between Revenue Guidance in Effect before and after Topic 606 [Member] Difference between Revenue Guidance in Effect before and after Topic 606 [Member] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] Accounting Standards Update 2014-09 [Member] Accounting Standards Update 2014-09 [Member] Accounting Standards Update 2016-01 [Member] Accounting Standards Update 2016-01 [Member] Accounting Standards Update 2017-12 [Member] Accounting Standards Update 2017-12 [Member] Retained Earnings [Member] Retained Earnings [Member] Prepaid Expense and Other Assets, Current Prepaid Expense and Other Assets, Current Income taxes payable Accrued Income Taxes, Current Deferred Tax Liabilities, Net, Noncurrent Deferred Tax Liabilities, Net, Noncurrent Accumulated Other Comprehensive Income (Loss), Net of Tax Retained earnings Retained Earnings (Accumulated Deficit) Cost of sales Cost of Goods and Services Sold Income tax (benefit) provision Net earnings attributable to Mylan N.V. ordinary shareholders Net Income (Loss) Available to Common Stockholders, Basic Estimated Litigation Liability Estimated Litigation Liability 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 operating lease minimum commitments Operating Leases, Future Minimum Payments Due Debt Debt Disclosure [Text Block] Pricing and Medicaid Litigation Pricing And Medicaid Litigation [Member] Pricing and Medicaid Litigation. Indemnification agreement Indemnification Agreement [Member] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] Mylan Specialty Mylan Specialty [Member] Mylan Specialty Payments for Legal Settlements Payments for Legal Settlements Other current liabilities Other Liabilities, Current Number of states Number of states Number of states Collaborative Arrangement Disclosure [Text Block] Collaborative Arrangement Disclosure [Text Block] Collaborations [Abstract] Collaborations [Abstract] Schedule of Collaborative Arrangements and Non-collaborative Arrangement Transactions [Table] Schedule of Collaborative Arrangements and Non-collaborative Arrangement Transactions [Table] Asset Acquisition [Axis] Asset Acquisition [Axis] Asset Acquisition [Axis] Asset Acquisition [Domain] Asset Acquisition [Domain] [Domain] for Asset Acquisition [Axis] Supply Commitment [Axis] Supply Commitment [Axis] Supply Commitment Arrangement [Domain] Supply Commitment Arrangement [Domain] Generic Biologic Compounds Collaboration [Member] Generic Biologic Compounds Collaboration [Member] Generic Biologic Compounds Collaboration Collaborative Arrangement Collaborative Arrangement [Member] Momenta Momenta [Member] Momenta [Member] Theravance Biopharma [Member] Theravance Biopharma [Member] Theravance Biopharma FKB [Domain] FKB [Domain] FKB [Domain] 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 Business Combination, Contingent Consideration, Liability Number of drugs Number of drugs Number of drugs Insulin Analog Products Insulin Analog Products Insulin Analog Products Statement of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net 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subsidiaries Proceeds from Divestiture of Businesses Purchase of marketable securities Payments to Acquire Marketable Securities Proceeds from sale of marketable securities Proceeds from Sale and Maturity of Marketable Securities 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 [Abstract] Proceeds from issuance of long-term debt Proceeds from Issuance of Long-term Debt Payment of long-term debt Repayments of Long-term Debt Payment of financing fees Payments of Financing Costs Change in short-term borrowings, net Proceeds from (Repayments of) Short-term Debt Purchase of common stock Payments for Repurchase of Common Stock 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 Acquisition of noncontrolling interest Payments to Noncontrolling Interests Other items, net Proceeds from (Payments for) Other Financing Activities Net cash (used in) provided by financing activities Net Cash Provided by (Used in) Financing Activities Effect on cash of changes in exchange rates Effect of Exchange Rate on Cash and Cash Equivalents Net increase (decrease) 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, Restricted Cash and Restricted Cash Equivalents Cash, cash equivalents and restricted cash — end of period Supplemental disclosures of cash flow information — Supplemental Cash Flow Elements [Abstract] Non-cash transactions: Noncash Investing and Financing Items [Abstract] Contingent consideration Other Significant Noncash Transaction, Value of Consideration Given Cash paid during the period for: Supplemental Cash Flow Information [Abstract] Income taxes Income Taxes Paid Interest Interest Paid, Including Capitalized Interest, Operating and Investing Activities Cash and Cash Equivalents [Abstract] 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, Current Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] 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] Therapeutic class disclosure threshold Therapeutic Class Reporting Threshold Threshold for disclosure of individual therapeutic class, percentage of total category 2019 Defined Benefit Plan, Expected Future Benefit Payment, Next Twelve Months 2020 Defined Benefit Plan, Expected Future Benefit Payment, Year Two 2021 Defined Benefit Plan, Expected Future Benefit Payment, Year Three 2022 Defined Benefit Plan, Expected Future Benefit Payment, Year Four 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[Member] 2016 Senior Revolving Credit Facility 2016 Senior Revolving Credit Facility [Member] 2016 Senior Revolving Credit Facility [Member] Revolving Credit Facility [Member] Revolving Credit Facility [Member] Line of Credit Line of Credit [Member] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Debt Instrument, Covenant Description Debt Instrument, Covenant Description Nature of Operations Nature of Operations [Text Block] Condensed Statement of Comprehensive Income [Table] Condensed Statement of Comprehensive Income [Table] Condensed Statement of Income Captions [Line Items] Condensed Statement of Income Captions [Line Items] Change in unrecognized (loss) gain and prior service cost related to defined benefit plans Net unrecognized (loss) gain on derivatives in cash flow hedging relationships Other comprehensive (loss) earnings, net of tax Comprehensive earnings Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] EURIBOR [Member] EURIBOR [Member] EURIBOR [Member] Repayments of Debt Repayments of Debt Debt Instrument, Face Amount Long-term Debt, Gross Restructuring and Related Costs [Table Text Block] Restructuring and Related Costs [Table Text Block] Other liabilities Other Liabilities Other Liabilities, Noncurrent Basic earnings per ordinary share attributable to Mylan N.V. ordinary shareholders 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 Diluted earnings per ordinary share attributable to Mylan N.V. ordinary shareholders Schedule of Goodwill [Table] Schedule of Goodwill [Table] Goodwill [Line Items] Goodwill [Line Items] Goodwill, gross, beginning balance Goodwill, Gross Accumulated impairment losses, beginning balance Acquisitions Goodwill, Acquired During Period Reclassifications Goodwill, Purchase Accounting Adjustments Measurement period adjustments Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Goodwill Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Goodwill Divestiture Goodwill, Other Increase (Decrease) Foreign currency translation Goodwill, Translation and Purchase Accounting Adjustments Goodwill, gross, ending balance Accumulated impairment losses, ending balance Goodwill, net, ending balance Balance Sheet Components Supplemental Balance Sheet Disclosures [Text Block] Financial Instruments And Risk Management Financial Instruments Disclosure [Text Block] Other Liabilities, Current [Abstract] Schedule of other current liabilities [Table] Schedule of other current liabilities [Table] Schedule of other current liabilities [Table] Schedule of other current liabilities [Line Items] Schedule of other current liabilities [Line Items] [Line Items] for Schedule of other current liabilities [Table] Employee-related Liabilities, Current Employee-related Liabilities, Current Estimated Litigation Liability, Current Estimated Litigation Liability, Current Restructuring Reserve, Current Restructuring Reserve, Current Accrued interest Interest Payable, Current Other Accrued Liabilities, Current Other Accrued Liabilities, Current Accounts receivable Schedule of Defined Benefit Plans Disclosures [Table] Schedule of Defined Benefit Plans Disclosures [Table] Defined Benefit Plan, Plan Assets, Category [Axis] Defined Benefit Plan, Plan Assets, Category [Axis] Defined Benefit Plan, Plan Assets, Category [Domain] Defined Benefit Plan, Plan Assets, Category [Domain] Cash and cash equivalents Cash and Cash Equivalents [Member] Fixed income securities Fixed Income Securities [Member] Assets held by insurance companies and other Assets held by insurance companies and other [Member] Assets held by insurance companies and other [Member] Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Fair value of plan assets Restructuring and Related Activities Disclosure [Text Block] Restructuring and Related Activities Disclosure [Text Block] Condensed Cash Flow Statement [Table] Condensed Cash Flow Statement [Table] Condensed Cash Flow Statements, Captions [Line Items] Condensed Cash Flow Statements, Captions [Line Items] Cash flows from operating activities: Net cash provided by operating activities Cash flows from investing activities: Payments for non designated derivative instrument, investing activities Payments to Acquire Other Investments Payments to Acquire Other Investments Payments to Acquire Notes Receivable Payments to Acquire Notes Receivable Proceeds from Dividends Received Proceeds from Dividends Received Repayment of Notes Receivable from Related Parties Repayment of Notes Receivable from Related Parties Payments for (Proceeds from) Other Investing Activities Cash flows from financing activities: Payments for Repurchase of Common Stock Proceeds from convertible note hedge Proceeds from Hedge, Financing Activities Proceeds from Issuance of Long-term Debt Repayments of Long-term Debt Proceeds from Contributed Capital Proceeds from Contributed Capital Capital payments to affiliates Payments of Distributions to Affiliates Payments on borrowings from affiliates Proceeds from Related Party Debt Repayments of Related Party Debt Repayments of Related Party Debt Statement of Comprehensive Income [Abstract] Other comprehensive (loss) earnings, before tax: Other Comprehensive Income (Loss), before Tax [Abstract] Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] 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] Product rights and licenses by therapeutic category Product Rights And Licenses By Therapeutic Category [Table Text Block] Product rights and licenses by therapeutic category Finite-lived Intangible Assets Amortization Expense [Table Text Block] Finite-lived Intangible Assets Amortization Expense [Table Text Block] Stock Awards Activity Share-based Compensation, Stock Options, Activity [Table Text Block] Nonvested Restricted Stock and Restricted Stock Unit, Including Performance Units, Activity Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block] Stock-Based Compensation Plans, Valuation Assumptions Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Employee Benefits Pension and Other Postretirement Benefits Disclosure [Text Block] Other Pension, Postretirement and Supplemental Plans [Member] Other Pension, Postretirement and Supplemental Plans [Member] Expected return on plan assets Defined Benefit Plan, Expected Return (Loss) on Plan Assets Plan curtailment, settlement and termination Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Curtailment Recognized net actuarial losses Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement Net periodic benefit cost Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities Revenue Recognition and Accounts Receivable Revenue from Contract with Customer [Text Block] Noncurrent assets Assets for Plan Benefits, Defined Benefit Plan Current liabilities Liability, Defined Benefit Plan, Current Noncurrent liabilities Liability, Defined Benefit Plan, Noncurrent Net accrued benefit costs Net accrued benefit costs Net accrued benefit costs Accounts receivable, net Trade and Other Accounts Receivable, Policy [Policy Text Block] Inventories Schedule of Inventory, Current [Table Text Block] Other current assets Other Current Assets [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] Condensed Balance Sheet Statement [Table] Condensed Balance Sheet Statement [Table] Condensed Balance Sheet Statements, Captions [Line Items] Condensed Balance Sheet Statements, Captions [Line Items] Accounts receivable, net 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 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 Current and liabilities Accounts 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 Schedule of Cash, Cash Equivalents and Restricted Cash [Abstract] Schedule of Cash, Cash Equivalents and Restricted Cash [Abstract] Schedule of Cash, Cash Equivalents and Restricted Cash [Table] Schedule of Cash, Cash Equivalents and Restricted Cash [Table] Schedule of Cash, Cash Equivalents and Restricted Cash [Table] Schedule of Cash, Cash Equivalents and Restricted Cash [Line Items] Schedule of Cash, Cash Equivalents and Restricted Cash [Line Items] [Line Items] for Schedule of Cash, Cash Equivalents and Restricted Cash [Table] Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Unrecognized actuarial (gains) losses Defined Benefit Plan, Accumulated Other Comprehensive Income (Loss), Gain (Loss), before Tax Unrecognized prior service costs Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, Prior Service Cost (Credit), before Tax Total Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, before Tax 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