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Revenues - (Contract Balance) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 28, 2022 | Dec. 29, 2021
Contract With Customer Liability [Roll Forward] |  |
Balance, December 29, 2021 | $ 19,896 |
Fees received from franchisees | 3,435 |
Acquired deferred franchise revenue | 992 |
Revenue recognized, net | (3,572) |
Balance, December 28, 2022 | 20,751 | $ 19,896
Less current portion included in other current liabilities | 2,258 |
Deferred franchise revenue included in other noncurrent liabilities | $ 18,493 |
Amount of revenue recognized that was previously included in balance of obligation |  | $ 2,500

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