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Asset Acquisitions and Dispositions - Additional Information (Detail) $ in Thousands	3 Months Ended						8 Months Ended
	Sep. 06, 2026 USD ($)	Jun. 14, 2026 USD ($) Store	Mar. 22, 2026 USD ($)	Sep. 07, 2025 USD ($)	Jun. 15, 2025 USD ($) Store	Mar. 23, 2025 USD ($) Store	Sep. 06, 2026 USD ($)	Sep. 07, 2025 USD ($)
Business Combination [Line Items]
Refranchising Gain (Loss)	$ 0		$ 7,800	$ 0			$ 7,780	$ 0
US Franchisee [Member]
Business Combination [Line Items]
Number of stores sold \| Store		77			36
Number of stores purchased \| Store						2
Receipts from sale of franchisees		$ 19,800			$ 8,500
Reduction of goodwill related to sale of stores					1,400		2,800
Refranchising Gain (Loss)					$ 3,900		$ 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