Computation of Earnings Per Share - Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jul. 01, 2022	Jun. 30, 2023	Jul. 01, 2022
Earnings Per Share Reconciliation [Abstract]
Net earnings	$ 5,255	$ 3,774	$ 4,486	$ 7,649
Basic:
Weighted average number of shares outstanding (in shares)	28,203	28,005	28,160	27,977
Basic earnings per share (in usd per share)	$ 0.19	$ 0.13	$ 0.16	$ 0.27
Diluted:
Weighted average shares issuable on exercise of dilutive stock options (in shares)	152	54	151	94
Diluted (in shares)	28,355	28,059	28,311	28,071
Diluted earnings per share from continuing operations	$ 0.19	$ 0.13	$ 0.16	$ 0.27