Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 930.5	$ 851.9	$ 2,503.1	$ 1,572.0
Other comprehensive income:
Unrealized holding losses on marketable securities, net	(0.6)	(0.0)	(3.6)	(0.3)
Unrealized gains on foreign currency forward contracts, net of tax of $(16.0), $(9.6), $(34.3) and $(21.2), respectively	58.8	34.7	128.1	77.0
Foreign currency translation adjustment	(18.1)	2.0	(42.8)	3.3
Total other comprehensive income	40.1	36.7	81.7	80.0
Comprehensive income	$ 970.6	$ 888.6	$ 2,584.8	$ 1,652.0