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Summary of Significant Accounting Policies - Other (Income) Expense, Net (Details) - USD ($) $ in Thousands |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
May 18, 2021 | Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Accounting Policies [Abstract] |  |  |  |  |
Foreign currency transaction (gains) losses, net |  | $ (23,200) | $ 29,635 | $ (16,157) | $ (6,293)
Debt extinguishment expense |  | 0 | 51,260 | 0 | 68,300
Other, net |  | 4,699 | 2,570 | (183,861) | 4,432
Other (Income) Expense, Net |  | $ (18,501) | $ 83,465 | (200,018) | 66,439
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Gain on divestment | $ 20,300 |  |  | 180,569 | $ 0
IPM Divestment |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Gain on divestment |  |  |  | $ 180,600 |

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