Unaudited Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 38,946	$ 102,315	$ (733,630)	$ 107,443
Other comprehensive income (loss):
Foreign currency translation adjustment	12,258	(12,111)	(28,785)	(4,713)
Unrealized gain (loss) on cash flow hedges, net of tax benefit (expense) of $4,627 and ($2,520) for the three months ended September 30, 2020 and 2019, respectively, and ($3,850) and $632 for the nine months ended September 30, 2020 and 2019, respectively.	(18,498)	7,372	5,249	(1,338)
Gain (loss) on intra-entity foreign currency transactions	6,923	(5,140)	3,443	(4,333)
Total other comprehensive income (loss)	683	(9,879)	(20,093)	(10,384)
Comprehensive income (loss)	$ 39,629	$ 92,436	$ (753,723)	$ 97,059