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Stock-Based Compensation and Other Stock Plans - Other Stock Plans Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 28, 2024 | Dec. 30, 2023 | Dec. 31, 2022
Directors' Fee Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |
Percentage of non-employee directors fee | 100.00% |  |
Number of shares issued (in shares) | 441 | 449 | 621
Deferred shares received (in shares) | 184 | 176 | 309
Number of shares reserved for issuance (in shares) | 194,840 |  |
Non-employee Directors | Restricted Stock |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |
Shares granted (in shares) | 5,391 | 5,760 | 6,525
Vesting period | 1 year |  |
Employees Stock Purchase Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |
Number of shares issued (in shares) | 21,798 | 27,225 | 18,452
Number of shares reserved for issuance (in shares) | 529,800 |  |
Employee contributions for purchase of common stock | $ 3.5 |  |
Compensation expense | $ 0.9 | $ 1.4 | $ 0.2
Franchisee Stock Purchase Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |
Number of shares issued (in shares) | 42,687 | 46,510 | 44,937
Number of shares reserved for issuance (in shares) | 136,049 |  |
Compensation expense | $ 1.9 | $ 2.5 | $ 0.4
Franchisee contributions for purchase of common stock | $ 7.8 |  |

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