Summary of Significant Accounting Policies - (Concentration Risk) (Details)	12 Months Ended
Dec. 28, 2022	Dec. 29, 2021	Dec. 30, 2020
Revenue from franchises and licenses risk \| Revenue Benchmark \| Ten Largest Franchises
Concentration Risk
Franchise revenue, percentage	37.00%	37.00%	39.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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