REVENUE FROM CONTRACTS WITH CUSTOMERS - Loyalty Reward Liability and Gift Card Liability (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 27, 2023	Sep. 28, 2022	Sep. 27, 2023	Sep. 28, 2022	Dec. 28, 2022
Change in Contract with Customer, Liability [Roll Forward]
Gift card liability	$ 4,047		$ 4,047		$ 4,667
Gift card liability
Change in Contract with Customer, Liability [Roll Forward]
Gift card liability	4,047		4,047		4,667
Revenue recognized from gift card liability balance at the beginning of the year	205	$ 237	817	$ 967
Loyalty reward program
Change in Contract with Customer, Liability [Roll Forward]
Loyalty rewards liability, beginning balance			526	$ 687	687
Revenue deferred			1,571		2,754
Revenue recognized			(1,464)		(2,915)
Loyalty rewards liability, ending balance	$ 633		$ 633		$ 526
Loyalty reward program | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-09-28
Change in Contract with Customer, Liability [Roll Forward]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	1 year		1 year