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Income taxes - Additional Information (Details) $ in Thousands | 3 Months Ended | 12 Months Ended | 24 Months Ended
--- | --- | --- | ---
Jul. 04, 2021 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2019 installment
Income Taxes [Line Items] |  |  |  |  |  |
Loss carryforwards |  |  | $ 21,769 |  |  |
Loss carryforwards not subject to expiration |  |  | 191,458 |  |  |
Tax Act, provisional amount related to transition tax |  | $ 80,580 |  |  |  |
Transition tax installment period |  | 8 years |  |  |  |
Number of installments paid | installment |  |  |  |  |  | 2
Tax Act, provisional amount remaining to installment payments |  |  | 44,500 |  |  |
Tax Act, transition tax payable, non-current |  |  | 1,795 |  |  |
Increase (decrease) in reserve for uncertain tax positions |  |  | 5,665 | $ 5,546 | $ (1,639) |
Tax credits |  |  | 21,936 | 13,529 | 13,310 |
Tax credit offsetting GILTI tax |  |  | 8,208 |  |  |
Global intangible low-taxed income (GILTI) |  |  | (11,323) | (15,795) | (12,340) |
Net GILTI tax |  |  | 3,115 |  |  |
Tax cuts and jobs act, global intangible low-tax income, net tax expense (benefit) amount |  |  | 10,980 |  |  |
Tax Act, benefits included in valuation allowance |  |  | 39,843 |  |  |
Undistributed earnings |  |  | 849,720 |  |  |
Unrecognized tax benefits |  |  | 17,425 | 10,470 |  |
Accrued for interest |  |  | 875 | 2,006 |  |
Interest benefit |  |  | 1,131 | 1,396 |  |
Interest expense |  |  | 265 |  |  |
Reserve for uncertain tax benefits |  |  | 224 |  |  |
U.S. Federal |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Loss carryforwards |  |  | 53,675 |  |  |
U.S. Federal | Internal Revenue Service (IRS) |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Income tax examination, penalties and interest | $ 5,613 |  |  |  |  |
U.S. Federal | Plastic Packaging Inc. |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Loss carryforwards |  |  | 16,187 |  |  |
Foreign |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Loss carryforwards |  |  | 307,002 |  |  |
Foreign | Next five years |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Operating loss carryforwards subject to expiration |  |  | 16,951 |  |  |
Foreign | 2025 to 2039 |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Operating loss carryforwards subject to expiration |  |  | 98,594 |  |  |
State |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Loss carryforwards |  |  | 11,086 |  |  |
State credit carry forwards |  |  | 16,636 |  |  |
Uncertain Items Arising During Year |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Increase (decrease) in reserve for uncertain tax positions |  |  | 2,330 | 1,866 | 1,832 |
Uncertain Items Arising During Prior Years |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Increase (decrease) in reserve for uncertain tax positions |  |  | $ 3,743 | $ (2,601) | $ (3,471) |

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