Hedging - Offsetting Derivatives (Details) - Foreign currency forward contracts - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Total assets
Gross Amounts Recognized	$ 0	$ 9,725
Gross Amounts Offset	0	0
Gross Amounts Presented	0	9,725
Gross Amounts Not Offset	0	(7,354)
Legal Offset	0	2,371
Total liabilities
Gross Amounts Recognized	(63,467)	(7,354)
Gross Amounts Offset	0	0
Gross Amounts Presented	(63,467)	(7,354)
Gross Amounts Not Offset	0	7,354
Legal Offset	$ (63,467)	$ 0

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