Accumulated Other Comprehensive Loss (AOCI) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	$ 3,711,616	$ 3,340,180	$ 3,676,522
Other comprehensive loss before reclassifications	(437,968)	(84,783)	(362,001)
Amounts reclassified from AOCI	39,264	5,828
Tax effect	8,011	20,348
Total other comprehensive loss	(390,693)	(58,607)	(362,001)
Ending Balance	3,355,411	3,711,616	3,340,180
Total Accumulated Other Comprehensive (Loss) Income
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(972,465)	(913,858)	(551,857)
Ending Balance	(1,363,158)	(972,465)	(913,858)
Cumulative Foreign Currency Translation
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(929,713)	(913,858)	(551,857)
Other comprehensive loss before reclassifications	(367,249)	(15,855)	(362,001)
Amounts reclassified from AOCI	0	0
Tax effect	0	0
Total other comprehensive loss	(367,249)	(15,855)	(362,001)
Ending Balance	(1,296,962)	(929,713)	(913,858)
Unrealized (Losses) Gains on Derivative Instruments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(42,752)	0	0
Other comprehensive loss before reclassifications	(70,719)	(68,928)	0
Amounts reclassified from AOCI	39,264	5,828
Tax effect	8,011	20,348
Total other comprehensive loss	(23,444)	(42,752)	0
Ending Balance	$ (66,196)	$ (42,752)	$ 0