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Income Taxes - Additional Information (Details) - USD ($) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Oct. 02, 2019 | Jul. 02, 2019
Income Taxes [Line Items] |  |  |  |  |
Increase (decrease) in income tax benefit | $ 3,706 | $ 6,754 |  |  |
Amortization | 3,429 | 3,701 |  |  |
Deferred income tax expense (benefit) | (15,876) | 680 | $ (5,453) |  |
Unrecognized tax benefits | 2,483 | 2,483 | 3,806 |  |
Income tax penalties and interest expense | 239 | 203 | $ 555 |  |
Income tax penalties and interest accrued | 1,777 | 1,475 |  |  |
Unremitted earnings | 3,916 |  |  |  |
Deferred tax assets, tax credit carryforwards, research | 3,668 | 6,771 |  |  |
CARES Act, change in tax rate, deferred tax liability, income tax benefit |  | 9,124 |  |  |
CARES Act, cash tax refunds |  | 3,351 |  |  |
Tax Year 2019 |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
CARES Act, cash refund claims |  | 18,753 |  |  |
Tax Year 2020 |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
CARES Act, cash refund claims |  | 10,273 |  |  |
Ireland |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Net operating loss carryforwards | 124,720 |  |  |  |
Operating loss carryforwards, valuation allowance (decrease) | 4,045 |  |  |  |
Gross research tax credit | 529 | 375 |  |  |
U.S. |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Net operating loss carryforwards | 74,406 |  |  |  |
France |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Gross research tax credit | 3,139 | 6,396 |  |  |
Internal Revenue Service (IRS) | Speciality Pharama |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Bankruptcy claims, amount of filed claims likely to be denied |  | $ 1,937 |  | $ 9,302 | $ 50,695
FSC |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Net operating loss carryforwards | 10,365 |  |  |  |
U.S. Holdings |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Net operating loss carryforwards | $ 64,041 |  |  |  |

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