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Stock-Based Compensation and Other Stock Plans - Other Stock Plans Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 30, 2023 | Dec. 31, 2022 | Jan. 01, 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) | 449 | 621 | 1,235
Deferred shares received (in shares) | 176 | 309 | 922
Number of shares reserved for issuance (in shares) | 195,281 |  |
Non-employee Directors | Restricted Stock |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |
Shares granted (in shares) | 5,760 | 6,525 | 6,858
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) | 27,225 | 18,452 | 82,286
Number of shares reserved for issuance (in shares) | 551,598 |  |
Employee contributions for purchase of common stock | $ 2.2 |  |
Compensation expense | $ 1.4 | $ 0.2 | $ 9.6
Franchisee Stock Purchase Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |
Number of shares issued (in shares) | 46,510 | 44,937 | 143,388
Number of shares reserved for issuance (in shares) | 178,715 |  |
Compensation expense | $ 2.5 | $ 0.4 | $ 16.7
Franchisee contributions for purchase of common stock | $ 7.3 |  |

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