Hedging - Derivative Fair Value (Details) - Designated as hedging instruments - Foreign currency forward contracts - Cash flow hedging - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Derivative [Line Items]
Total assets	$ 27,232	$ 9,725
Total liabilities	(1,096)	(7,354)
Prepaid expenses and other current assets
Derivative [Line Items]
Total assets	25,434	9,725
Other current liabilities
Derivative [Line Items]
Total liabilities	(459)	(5,533)
Other assets
Derivative [Line Items]
Total assets	1,798	0
Other long-term liabilities
Derivative [Line Items]
Total liabilities	$ (637)	$ (1,821)