Revenue from Contracts with Customers - Loyalty Reward Liability and Gift Card Liability (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 29, 2021	Dec. 30, 2020	Dec. 25, 2019
Change in Contract with Customer, Liability [Roll Forward]
Gift card liability	$ 4,622	$ 4,008
Loyalty reward program
Change in Contract with Customer, Liability [Roll Forward]
Contract with Customer, Liability	900	1,084	$ 1,048
Revenue deferred	2,677	2,463	2,395
Revenue recognized	(2,890)	(2,647)	(2,359)
Contract with Customer, Liability	$ 687	900	1,084
Loyalty reward program | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-01-01
Change in Contract with Customer, Liability [Roll Forward]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	1 year
Gift card liability
Change in Contract with Customer, Liability [Roll Forward]
Gift card liability	$ 4,622	4,008
Revenue recognized from gift card liability	$ 1,218	$ 1,028	$ 871