Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Statement of Comprehensive Income [Abstract]
Net income	$ 704,216	$ 895,073	$ 811,483	[1],[2]
Other comprehensive loss:
Foreign currency translation losses, net of tax	(367,249)	(15,855)	(362,001)
Net change in derivative contracts, net of tax	(23,444)	(42,752)	0
Total other comprehensive loss	(390,693)	(58,607)	(362,001)
Total comprehensive income	$ 313,523	$ 836,466	$ 449,482

[1] The Company applied the modified retrospective transition method when adopting ASU 2016-02 "Leases", therefore the Company's 2018 prior results were not restated to reflect ASU 2016-02. Refer to footnote 14.

[2] The Company applied the modified retrospective transition method when adopting ASU 2016-02 "Leases", therefore the Company's 2018 prior results were not restated to reflect ASU 2016-02. Refer to footnote 14.