Computation of Basic and Diluted Net Loss Per Share - Reconciliation of Numerator and Denominator of Basic and Diluted Net Loss Per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 30, 2024	Apr. 01, 2023
Numerator:
Net loss	$ (3,464)	$ (2,090)
Denominator:
Weighted average shares of common stock (basic)	16,253	16,001
Weighted average shares of common stock (diluted)	16,253	16,001
Per share data:
Basic net loss per share	$ (0.21)	$ (0.13)
Diluted net loss per share	$ (0.21)	$ (0.13)