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Revenue - Summary of Current and Noncurrent Contract Liabilities from Contracts with Customers (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 30, 2025	Dec. 29, 2024
Disaggregation Of Revenue [Line Items]
Total contract liabilities	$ 16,127	$ 17,298
Change	(1,171)
Franchise fee liabilities
Disaggregation Of Revenue [Line Items]
Total contract liabilities	7,621	7,163
Change	458
Unredeemed gift card liabilities
Disaggregation Of Revenue [Line Items]
Total contract liabilities	2,922	3,954
Change	(1,032)
Customer loyalty program obligations
Disaggregation Of Revenue [Line Items]
Total contract liabilities	5,584	$ 6,181
Change	$ (597)

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