Company-owned Store Transactions - Additional Information (Detail) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 15, 2025 USD ($) Store	Mar. 23, 2025 USD ($) Store	Jun. 16, 2024 USD ($)	Mar. 24, 2024 USD ($) Store	Jun. 15, 2025 USD ($)	Jun. 16, 2024 USD ($) Store
Business Acquisition [Line Items]
Refranchising Gain (Loss)	$ 3,883		$ (25)		$ 3,883	$ (158)
US Franchisee [Member]
Business Acquisition [Line Items]
Number of stores sold | Store	36			1		1
Number of stores purchased | Store		2
Receipts from sale of franchisees				$ 100	8,500	$ 100
Reduction of goodwill related to sale of stores				$ 100	1,400	$ 100
Refranchising Gain (Loss)					$ 3,900
Payments for purchase of franchisees		$ 900
Value of intangibles purchased		300
Value of leasehold and other assets purchased		100
Value of goodwill purchased		$ 500