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Foreign Currency Transaction Exposure (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Currency Transaction Gains (Losses) [Line Items] |  |  |  |
Currency transaction (losses), net | $ (432) | $ (5,931) | $ (7,312) | $ (8,352)
Operating income/loss |  |  |  |
Currency Transaction Gains (Losses) [Line Items] |  |  |  |
Currency transaction (losses), net | 1,069 | (4,328) | (2,503) | (5,917)
Other non-operating income/expense, net |  |  |  |
Currency Transaction Gains (Losses) [Line Items] |  |  |  |
Currency transaction (losses), net | $ (1,501) | $ (1,603) | $ (4,809) | $ (2,435)

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