Equity (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Oct. 25, 2022	Jul. 31, 2022
Securities Repurchase Program
Repurchase of common stock	$ 309.4	$ 178.9	$ 602.0	$ 219.8
Securities Repurchase Program
Securities Repurchase Program
Repurchased shares (in shares)	2,811,346		5,529,462
Repurchase of common stock	$ 309.4		$ 584.8
Repurchased shares, average price (in dollars per share)	$ 110.02		$ 105.75
Amount authorized to be repurchased						$ 250.0
Remaining amount authorized to be repurchased	$ 108.6		$ 108.6
Securities Repurchase Program | Subsequent Event
Securities Repurchase Program
Amount authorized to be repurchased					$ 250.0
Remaining amount authorized to be repurchased					$ 268.2
Acquired Employee Equity Awards
Securities Repurchase Program
Repurchased shares (in shares)			148,440
Repurchase of common stock			$ 17.2
Repurchased shares, average price (in dollars per share)			$ 115.97