Derivative Instruments - Designated as Hedging Instruments by Classification and Amount of Gains and Losses (Details) - Derivatives designated as hedging instruments - Foreign currency forward exchange contracts and other - Cost of sales - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain Recognized in OCI	$ 9,190	$ 5,818
Amount of Gain Reclassified from Accumulated OCI to Statement of Operations	$ 3,210	$ 759