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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Employee Contributions For Purchase Of Common Stock

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