Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Cumulative Effect Period of Adoption Adjustment	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Loss	Accumulated Deficit	Accumulated Deficit Cumulative Effect Period of Adoption Adjustment
Beginning Balance, value at Dec. 31, 2022	$ 17,231		$ 169	$ 86,802	$ (24)	$ (69,716)
Beginning Balance, value (Adoption of ASU 2016-13) at Dec. 31, 2022		$ 244					$ 244
Beginning Balance, shares at Dec. 31, 2022			15,989,662
Issuance of common stock under the stock option plan	37			37
Issuance of common stock under the stock option plan, shares			17,499
Stock-based compensation expense	473			473
Other comprehensive income (loss)	(11)				(11)
Net loss	(2,090)					(2,090)
Ending Balance, value at Apr. 01, 2023	15,884		$ 169	87,312	(35)	(71,562)
Ending Balance, shares at Apr. 01, 2023			16,007,161
Beginning Balance, value at Dec. 30, 2023	$ 9,522		$ 172	88,444	(52)	(79,042)
Beginning Balance, shares at Dec. 30, 2023	16,252,813		16,252,813
Stock-based compensation expense	$ 394			394
Other comprehensive income (loss)	36				36
Net loss	(3,464)					(3,464)
Ending Balance, value at Mar. 30, 2024	$ 6,488		$ 172	$ 88,838	$ (16)	$ (82,506)
Ending Balance, shares at Mar. 30, 2024	16,252,813		16,252,813