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Revenues - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 26, 2024	Jun. 28, 2023	Jun. 26, 2024	Jun. 28, 2023	Dec. 27, 2023
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue recognized	$ 115,927	$ 116,915	$ 225,901	$ 234,386
Contract with customer	19,784		19,784		$ 21,391
Liability balance	2,098		2,098
Deferred revenue recognized					1,400
Gift Card Redemption
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Liability balance	6,400		6,400		7,800
Deferred revenue recognized	300
Franchise Equipment Programs
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue recognized	200	$ 500	500	$ 2,900
Inventory related to franchise equipment programs	300		300
Contract with customer	$ 300		$ 300
Kitchen Modernization Program For Franchise Restaurants
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Inventory related to franchise equipment programs					600
Contract with customer					$ 300

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