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Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Executive Category: Executive Category [Axis] Total debt payoff amount Repayments of Long-Term Debt, Accrued Interest And Debt Prepayment Cost Repayments of Long-Term Debt, Accrued Interest And Debt Prepayment Cost Purchases of investments in debt securities Payments to Acquire Held-to-Maturity Securities Proceeds from debt, net Proceeds from Issuance of Long-Term Debt Current Fiscal Year End Date Current Fiscal Year End Date Subsequent Event Type [Domain] Subsequent Event Type [Domain] Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Payables and Accruals [Abstract] Statement [Table] Statement [Table] Exchange differences Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation Deferred income taxes Deferred Income Tax Expense (Benefit) Cash flows from financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Beginning balance Ending balance Unrecognized Tax Benefits All Adjustments to Compensation All Adjustments to Compensation [Member] Accounts payable and accrued expenses Total accounts payable and accrued expenses Accounts Payable and Accrued Liabilities, Current Amendment Flag Amendment Flag Termination Date Trading Arrangement Termination Date Net cash provided by (used in) financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Measure: Measure [Axis] Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset [Domain] Basic (in shares) Basic weighted-average shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Cost of sales Cost of Product and Service Sold Land and buildings Land and Building [Member] Schedule of Basic and Diluted Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Phase I of the Indivior Action Agenda Indivior Action Agenda, Phase I [Member] Indivior Action Agenda, Phase I Segment Reporting [Abstract] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Right-of-use Asset Right-Of-Use Asset [Member] Right-Of-Use Asset Debt Disclosure [Abstract] Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Other (income) and expenses: Other (income) and expenses: Nonoperating Income (Expense) [Abstract] Entity Tax Identification Number Entity Tax Identification Number Restructuring and Related Activities [Abstract] Accrued litigation settlement expenses, current Accrued litigation and settlement expenses, current Estimated Litigation Liability, Current Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock, shares issued (in shares) Balance at beginning of period (in shares) Balance at end of period (in shares) Common Stock, Shares, Issued Percentage premium of conversion price over share price Debt Instrument, Convertible, Conversion Price, Premium Over Share Price, Percentage Debt Instrument, Convertible, Conversion Price, Premium Over Share Price, Percentage Current tax receivable Income Taxes Receivable, Current Stock options granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Use of Estimates and Judgments Use of Estimates, Policy [Policy Text Block] Interest expense Interest expense Interest Expense, Nonoperating Trading Arrangement: Trading Arrangement [Axis] Total Shareholder Return Amount Total Shareholder Return Amount Loss Contingencies [Line Items] Loss Contingencies [Line Items] Insider Trading Arrangements [Line Items] Security Exchange Name Security Exchange Name Total liabilities Liabilities Capital expenditures included in accounts payable and accrued expenses Capital Expenditures Incurred but Not yet Paid Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Prepaid expenses Prepaid Expense, Current Operating expenses: Operating expenses: Operating Expenses [Abstract] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Share repurchase liability movement, net Share Repurchase Liability, Increase (Decrease) In Equity Share Repurchase Liability, Increase (Decrease) In Equity Common stock issued Stock Issued During Period, Value, New Issues Statement [Line Items] Statement [Line Items] Schedule of Restructuring and Exit Activity Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Cash and cash equivalents Cash and Cash Equivalent Threshold trading days Debt Instrument, Convertible, Threshold Trading Days Common Stock Common Stock [Member] Issued (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] Accruals for third-party services Accrued Professional Fees, Current