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	1,244			1,244
Release of restricted stock, net of taxes paid	(87)		$ 3	(90)
Release of restricted stock, net of taxes paid, shares			225,312
Other comprehensive income (loss)	5				5
Net loss	(6,610)					(6,610)
Ending Balance, value at Sep. 30, 2023	12,064		$ 172	87,993	(19)	(76,082)
Ending Balance, shares at Sep. 30, 2023			16,232,473
Beginning Balance, value at Jul. 01, 2023	13,450		$ 171	87,647	(40)	(74,328)
Beginning Balance, shares at Jul. 01, 2023			16,206,382
Stock-based compensation expense	371			371
Release of restricted stock, net of taxes paid	(24)		$ 1	(25)
Release of restricted stock, net of taxes paid, shares			26,091
Other comprehensive income (loss)	21				21
Net loss	(1,754)					(1,754)
Ending Balance, value at Sep. 30, 2023	12,064		$ 172	87,993	(19)	(76,082)
Ending Balance, shares at Sep. 30, 2023			16,232,473
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
Issuance of common stock under the stock option plan	$ 4			4
Issuance of common stock under the stock option plan, shares	2,010		2,010
Issuance of incentive shares under convertible note, value	$ 250		$ 1	249
Issuance of incentive shares under convertible note, shares			126,968
Stock-based compensation expense	927			927
Release of restricted stock, net of taxes paid	(58)		$ 1	(59)
Release of restricted stock, net of taxes paid, shares			254,589
Other comprehensive income (loss)	54				54
Net loss	(8,076)					(8,076)
Ending Balance, value at Sep. 28, 2024	$ 2,623		$ 174	89,565	2	(87,118)
Ending Balance, shares at Sep. 28, 2024	16,636,380		16,636,380
Beginning Balance, value at Jun. 29, 2024	$ 4,246		$ 172	89,257	2	(85,185)
Beginning Balance, shares at Jun. 29, 2024			16,449,283
Issuance of common stock under the stock option plan	4			4
Issuance of common stock under the stock option plan, shares			1,875
Issuance of incentive shares under convertible note, value	250		$ 1	249
Issuance of incentive shares under convertible note, shares			126,968
Stock-based compensation expense	114			114
Release of restricted stock, net of taxes paid	(58)		$ 1	(59)
Release of restricted stock, net of taxes paid, shares			58,254
Net loss	(1,933)					(1,933)
Ending Balance, value at Sep. 28, 2024	$ 2,623		$ 174	$ 89,565	$ 2	$ (87,118)
Ending Balance, shares at Sep. 28, 2024	16,636,380		16,636,380