Revenue Contract Balances (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 28, 2025	Dec. 29, 2024	Dec. 31, 2023
Contract balances
Deferred franchise fees at beginning of period	$ 99,411	$ 100,805	$ 99,208
Revenue recognized during the period	(10,167)	(12,706)	(12,242)
New deferrals due to cash received and other	9,252	11,312	13,839
Deferred franchise fees at end of period	98,496	99,411	$ 100,805
Deferred franchise fees, noncurrent	87,956	88,387
Accounts and notes receivable, net \| Short-term Contract with Customer
Contract balances
Receivables, Net, Current	59,060	55,601
Advertising funds restricted assets \| Short-term Contract with Customer
Contract balances
Receivables, Net, Current	75,083	73,223
Accrued expenses and other current liabilities
Contract balances
Deferred franchise fees, current	10,540	11,024
Deferred Franchise Fees
Contract balances
Deferred franchise fees, noncurrent	$ 87,956	$ 88,387

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Amount of deferred revenue recognized for transactions arising during the current reporting period. Deferred revenue is a liability as of the balance sheet date related to a revenue producing activity for which revenue has not yet been recognized. Generally, an Entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

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The total amount due to the entity within one year of the balance sheet date (or one operating cycle, if longer) from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value.

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[Line Items] for Contract balances [Table]

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