Revenues - Schedule of Components of the Change in Deferred Franchise Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 25, 2024	Dec. 27, 2023
Contract With Customer Liability [Roll Forward]
Balance, December 27, 2023	$ 19,150
Fees received from franchisees	1,080
Revenue recognized, net	(3,262)
Balance, December 25, 2024	16,968	$ 19,150
Less current portion included in other current liabilities	2,073
Deferred franchise revenue included in other noncurrent liabilities	$ 14,895
Amount of revenue recognized that was previously included in balance of obligation		$ 2,800