Earnings per Share and Stock Repurchase Program (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 30, 2025	Mar. 31, 2024	Jul. 31, 2023
Net (loss) income
Net income	$ 74.0	$ 72.6
Shares
Shares (in shares)	33,500,000	33,400,000
Per Share Amount
Net income (in dollars per share)	$ 2.21	$ 2.17
Dilutive securities, principally common stock options
Common stock equivalents (in shares)		100,000
Net (loss) income
Net income	$ 74.0	$ 72.6
Weighted average number of shares:
Shares (in shares)	33,500,000	33,500,000
Securities not included in the computation of diluted EPS
Net income (in dollars per share)	$ 2.21	$ 2.17
Shares repurchased
Number of shares repurchased	18,751	19,750
Cost of shares repurchased	$ 3.9	$ 4.0
Class A
Shares repurchased
Value of shares of the entity's Class A common stock authorized to be repurchased			$ 150.0
2023 repurchase program | Class A
Shares repurchased
Remaining authorized repurchase amount	$ 141.0