Net Income Per Share - Schedule of Net Income Per Share (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended				6 Months Ended
	Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2025	Jun. 30, 2024
Earnings Per Share [Abstract]
Net income	$ 131.8	$ 89.8	$ 111.3	$ 115.3	$ 221.6	$ 226.6
Weighted average common shares outstanding (in shares)	72.2		73.0		72.3	73.3
Dilutive effect of equity awards, based on the treasury stock method (in shares)	0.3		0.7		0.5	0.7
Weighted average shares assuming dilution (in shares)	72.5		73.7		72.8	74.0