Net Income Per Share - Computation of Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Oct. 02, 2022	Sep. 26, 2021	Oct. 02, 2022	Sep. 26, 2021
Earnings Per Share [Abstract]
Net income (loss)	$ 50.3	$ 65.7	$ 214.5	$ 221.1
Shares outstanding
Weighted average common shares outstanding (in shares)	133.7	134.8	134.0	134.8
Effect of dilutive stock awards (in shares)	0.2	0.5	0.1	0.5
Weighted average common shares outstanding and potential common shares (in shares)	133.9	135.3	134.1	135.3
Net income per share:
Basic (in dollars per share)	$ 0.38	$ 0.49	$ 1.60	$ 1.64
Diluted (in dollars per share)	$ 0.38	$ 0.49	$ 1.60	$ 1.63