Condensed Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 01, 2023	Jul. 02, 2022	Jul. 01, 2023	Jul. 02, 2022
Statement of Comprehensive Income [Abstract]
Net loss	$ (2,766)	$ (2,241)	$ (4,856)	$ (4,632)
Foreign currency translation adjustments	(5)	56	(16)	84
Comprehensive loss	$ (2,771)	$ (2,185)	$ (4,872)	$ (4,548)