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Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Excludes Selling, General and Administrative Expense.

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Transactions with Related Parties (Details) $ in Thousands	9 Months Ended
Transactions with Related Parties (Details) $ in Thousands	Sep. 28, 2025 USD ($) number_of_restaurants	Sep. 29, 2024 USD ($)	Dec. 29, 2024 USD ($)
Related Party Transaction
Number of Restaurants \| number_of_restaurants	7,363
Accounts payable	$ 27,195		$ 28,455
TimWen \| Franchise Rental Expense
Related Party Transaction
Operating Costs and Expenses	15,960	$ 16,065
TimWen \| Management Fee Income \| General and administrative
Related Party Transaction
Other Operating Income	174	179
QSCC \| Patronage Dividends
Related Party Transaction
Patronage dividends		3,493
QSCC \| Patronage Dividends \| Cost of sales
Related Party Transaction
Patronage dividends	118	584
QSCC \| Patronage Dividends \| Other Operating Income (Expense)
Related Party Transaction
Patronage dividends		2,909
Yellow Cab \| Royalty, Advertising Fund, Lease and Other Income
Related Party Transaction
Other Operating Income	11,491	11,397
Yellow Cab \| Accounts and notes receivable, net and Advertising funds restricted assets \| Royalty, Advertising Fund, Lease and Other Income
Related Party Transaction
Accounts receivable, net, current	$ 1,050		1,132
Yellow Cab \| Franchised Units
Related Party Transaction
Number of Restaurants \| number_of_restaurants	89
AMC \| Advertising Funds Expense
Related Party Transaction
Related Party Transaction, Purchases from Related Party	$ 800	$ 1,600
AMC \| Advertising funds restricted liabilities \| Advertising Funds Expense
Related Party Transaction
Accounts payable	$ 15		$ 17