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Earnings per Share and Stock Repurchase Program (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 29, 2024 | Sep. 24, 2023 | Sep. 29, 2024 | Sep. 24, 2023 | Jul. 31, 2023 | Feb. 06, 2019
Net (loss) income |  |  |  |  |  |
Net income | $ 69.1 | $ 65.8 | $ 223.6 | $ 206.4 |  |
Shares |  |  |  |  |  |
Shares (in shares) | 33,500,000 | 33,400,000 | 33,500,000 | 33,400,000 |  |
Per Share Amount |  |  |  |  |  |
Net income (in dollars per share) | $ 2.07 | $ 1.97 | $ 6.68 | $ 6.17 |  |
Dilutive securities, principally common stock options |  |  |  |  |  |
Common stock equivalents (in shares) |  | 100,000 |  | 100,000 |  |
Common stock equivalents (in dollars per share) | $ (0.01) | $ (0.01) | $ (0.01) | $ (0.02) |  |
Net (loss) income |  |  |  |  |  |
Net income | $ 69.1 | $ 65.8 | $ 223.6 | $ 206.4 |  |
Weighted average number of shares: |  |  |  |  |  |
Shares (in shares) | 33,500,000 | 33,500,000 | 33,500,000 | 33,500,000 |  |
Securities not included in the computation of diluted EPS |  |  |  |  |  |
Net income (in dollars per share) | $ 2.06 | $ 1.96 | $ 6.67 | $ 6.15 |  |
Dilutive securities, principally common stock options |  |  |  |  |  |
Options to purchase shares of Class A common stock, anti-dilutive | 0 | 0 | 0 | 0 |  |
Shares repurchased |  |  |  |  |  |
Number of shares repurchased | 25,885 | 22,013 | 65,897 | 68,569 |  |
Cost of shares repurchased | $ 4.9 | $ 4.0 | $ 13.0 | $ 11.7 |  |
Class A |  |  |  |  |  |
Shares repurchased |  |  |  |  |  |
Value of shares of the entity's Class A common stock authorized to be repurchased |  |  |  |  | $ 150.0 | $ 150.0
2019 stock repurchase program | Class A |  |  |  |  |  |
Shares repurchased |  |  |  |  |  |
Value of shares of the entity's Class A common stock authorized to be repurchased | 150.0 |  | 150.0 |  |  |
2023 repurchase program | Class A |  |  |  |  |  |
Shares repurchased |  |  |  |  |  |
Remaining authorized repurchase amount | $ 149.0 |  | $ 149.0 |  |  |

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