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Summary of Significant Accounting Policies - Other Expense (Income), Net - Foreign Currency Transactions (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019 | Jan. 08, 2020
Accounting Policies [Abstract] |  |  |  |  |
Foreign currency transaction losses (gains), net | $ 29,635 | $ (18,251) | $ (6,293) | $ (19,885) |
Debt extinguishment expense | 51,260 | 0 | 68,300 | 0 |
Other, net | 2,570 | 4,836 | 4,432 | 6,488 |
Other Expense (Income), Net | $ 83,465 | $ (13,415) | $ 66,439 | $ (13,397) |
OSG Investment |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Ownership percentage | 25.00% |  | 25.00% |  | 25.00%

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