Summary of Significant Accounting Policies - Weighted Average Number of Shares Outstanding Used to Compute Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended				6 Months Ended
	Jul. 01, 2023	Apr. 01, 2023	Jul. 02, 2022	Apr. 02, 2022	Jul. 01, 2023	Jul. 02, 2022
Accounting Policies [Abstract]
Net income	$ 2,374	$ 5,231	$ 4,147	$ 8,099	$ 7,605	$ 12,246
Weighted-average number of common shares outstanding
Basic weighted-average common shares outstanding (in shares)	13,403		12,070		12,799	12,029
Dilutive potential common shares (in shares)	196		263		276	308
Diluted weighted-average common shares outstanding (in shares)	13,599		12,333		13,075	12,337
Earnings per share
Basic (in dollars per share)	$ 0.18		$ 0.34		$ 0.59	$ 1.02
Diluted (in dollars per share)	$ 0.17		$ 0.34		$ 0.58	$ 0.99