Hedging - Offsetting Derivatives (Details) - Foreign currency forward contracts - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Offsetting Derivative Assets [Abstract]
Gross Amounts Recognized	$ 9,725	$ 20,537
Gross Amounts Offset	0	0
Gross Amounts Presented	9,725	20,537
Gross Amounts Not Offset	(7,354)	(448)
Legal Offset	2,371	20,089
Offsetting Derivative Liabilities [Abstract]
Gross Amounts Recognized	(7,354)	(448)
Gross Amounts Offset	0	0
Gross Amounts Presented	(7,354)	(448)
Gross Amounts Not Offset	7,354	448
Legal Offset	$ 0	$ 0

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