Net Income Per Common Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Apr. 01, 2023	Apr. 02, 2022
Net Income Per Common Share
Net income	$ 121.2	$ 198.2
Weighted average number of common shares outstanding (in shares)	80.9	82.4
Dilutive shares (additional common shares issuable under stock-based awards) (in shares)	0.6	0.6
Weighted average number of common shares outstanding, assuming dilution (in shares)	81.5	83.0
Net income per common share (in dollars per share)	$ 1.50	$ 2.41
Net income per common share, assuming dilution (in dollars per share)	$ 1.49	$ 2.39