Accumulated Other Comprehensive Loss (AOCL) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Stockholders' Equity beginning balance	$ 3,355,411	$ 3,711,616
Other comprehensive (loss) income before reclassifications	(126,433)	(638,469)
Amounts reclassified from AOCI	12,146	4,414
Tax effect	(3,574)	14,396
Total other comprehensive loss	(117,861)	(619,659)
Stockholders' Equity ending balance	3,296,499	2,796,229
Accumulated Other Comprehensive Loss
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Stockholders' Equity beginning balance	(1,363,158)	(972,465)
Total other comprehensive loss	(117,861)	(619,659)
Stockholders' Equity ending balance	(1,481,019)	(1,592,124)
Cumulative Foreign Currency Translation
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Stockholders' Equity beginning balance	(1,296,962)	(929,713)
Other comprehensive (loss) income before reclassifications	(129,157)	(575,118)
Amounts reclassified from AOCI	0	0
Tax effect	0	0
Total other comprehensive loss	(129,157)	(575,118)
Stockholders' Equity ending balance	(1,426,119)	(1,504,831)
Unrealized (Losses) Gains on Derivative Instruments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Stockholders' Equity beginning balance	(66,196)	(42,752)
Other comprehensive (loss) income before reclassifications	2,724	(63,351)
Amounts reclassified from AOCI	12,146	4,414
Tax effect	(3,574)	14,396
Total other comprehensive loss	11,296	(44,541)
Stockholders' Equity ending balance	$ (54,900)	$ (87,293)