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
	Apr. 01, 2022	Apr. 02, 2021
Earnings Per Share Reconciliation [Abstract]
Net earnings	$ 4,028	$ 7,984
Basic:
Weighted average number of shares outstanding (in shares)	27,950	27,815
Basic earnings per share (in usd per share)	$ 0.14	$ 0.29
Diluted(1):
Weighted average shares issuable on exercise of dilutive stock options (in shares)	132	52
Diluted (in shares)	28,082	27,867
Diluted earnings per share (in usd per share)	$ 0.14	$ 0.29