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Goodwill and other intangible assets - Additional Information (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Dec. 31, 2021 | Nov. 30, 2021 | Oct. 03, 2021 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 30, 2021 | Nov. 08, 2021 | Jan. 01, 2021
Goodwill [Line Items] |  |  |  |  |  |  |  |  |
Goodwill, impairment loss |  |  | $ 0 |  |  |  |  |  |
Goodwill | $ 1,324,501,000 |  |  | $ 1,324,501,000 | $ 1,389,255,000 |  |  |  |
Aggregate amortization expense |  |  |  | 49,419,000 | $ 52,899,000 | $ 51,580,000 |  |  |
Amortization expense on other intangible assets in 2022 | 45,800,000 |  |  | 45,800,000 |  |  |  |  |
Amortization expense on other intangible assets in 2023 | 41,800,000 |  |  | 41,800,000 |  |  |  |  |
Amortization expense on other intangible assets in 2024 | 33,500,000 |  |  | 33,500,000 |  |  |  |  |
Amortization expense on other intangible assets in 2025 | 25,200,000 |  |  | 25,200,000 |  |  |  |  |
Amortization expense on other intangible assets in 2026 | 21,700,000 |  |  | $ 21,700,000 |  |  |  |  |
D&W |  |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |  | $ 4,108,000 |
American Recycling |  |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  | $ 989,000 |  |
Customer Lists and Patents | D&W |  |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |  |
Intangible assets acquired |  | $ 7,100,000 |  |  |  |  |  |  |
Customer Lists and Patents | American Recycling |  |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |  |
Intangible assets acquired | 2,236,000 |  |  |  |  |  |  |  |
Other |  |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |  |
Useful lives of intangible asset |  |  |  | 10 years |  |  |  |  |
Plastics - Healthcare |  |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |  |
Goodwill | $ 64,263,000 |  |  | $ 64,263,000 |  |  |  |  |
Excess of fair value of reporting unit over carrying value (percent) | 13.30% |  |  | 13.30% |  |  |  |  |
Plastics - Healthcare | Discount Rate |  |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |  |
Discount rate (percent) | 8.30% |  |  | 8.30% |  |  |  |  |
Protexic |  |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |  |
Projected decrease in operating profit for estimated fair value to fall below carrying value (percent) |  |  |  |  |  |  |  |  | (13.00%)
Protexic | Discount Rate |  |  |  |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |  |  |  |
Change necessary in order for estimated fair value to fall below carrying value (percent) |  |  |  |  |  |  |  |  | 9.30%

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