CONSOLIDATED CONDENSED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Cumulative effect of CECL adoption	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Deficit Cumulative effect of CECL adoption	Accumulated Other Comprehensive Income	Class B Common Stock Common Stock
Balance a the beginning at Dec. 31, 2022	$ 31,514	$ (198)	$ 43,360	$ 158,331	$ (173,784)	$ (198)	$ 219	$ 3,388
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Repurchases of Common Stock	(44)		(168)	124
Class B converted into common stock	0		25					(25)
Stock-based compensation expense	197			197
Net loss	(1,758)				(1,758)
Other comprehensive loss	(5)						(5)
Balance at the end at Apr. 01, 2023	29,706		43,217	158,652	(175,740)		214	3,363
Balance a the beginning at Dec. 30, 2023	29,291		43,228	159,132	(176,700)		268	3,363
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Repurchases of Common Stock	(32)		(156)	124
Class B converted into common stock	0		18					(18)
Restricted stock grants issued	0		832	(1,235)				403
Stock-based compensation expense	156			156
Net loss	(2,494)				(2,494)
Other comprehensive loss	(5)						(5)
Balance at the end at Mar. 30, 2024	$ 26,916		$ 43,922	$ 158,177	$ (179,194)		$ 263	$ 3,748