Stockholders' Equity - Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020	Mar. 31, 2020	Dec. 31, 2019
Summary of accumulated other comprehensive income/(loss) [Line Items]
Total accumulated other comprehensive income (loss)	$ 16,691,017	$ 16,881,572	$ 17,066,337	$ 16,506,627
Foreign currency translation
Summary of accumulated other comprehensive income/(loss) [Line Items]
Total accumulated other comprehensive income (loss)	(581,387)	(621,792)
Derivative and financial instruments designated as hedges
Summary of accumulated other comprehensive income/(loss) [Line Items]
Total accumulated other comprehensive income (loss)	453,251	473,288
Total accumulated other comprehensive income (loss)
Summary of accumulated other comprehensive income/(loss) [Line Items]
Total accumulated other comprehensive income (loss)	$ (128,136)	$ (148,504)	$ (96,213)	$ (112,157)