Net Income Per Share - Schedule of Reconciliation of Shares (Details) - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Earnings Per Share [Abstract]
Net income	$ 593.4	$ 585.9	$ 661.8
Weighted average common shares outstanding (in shares)	74.3	74.4	74.4
Dilutive effect of equity awards, based on the treasury stock method (in shares)	1.0	1.4	1.9
Weighted average shares assuming dilution (in shares)	75.3	75.8	76.3