Computation of Basic and Diluted Earnings per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 27, 2025	Jun. 28, 2024	Jun. 27, 2025	Jun. 28, 2024
Numerators:
Net income	$ 4,497	$ 13,755	$ 25,705	$ 28,431
Denominators:
Weighted average common shares outstanding—basic	36,022	35,946	36,023	35,930
Dilutive common share equivalents	54	146	80	180
Weighted average common shares outstanding— diluted	36,076	36,092	36,103	36,110
Antidilutive common share equivalents excluded from above	344	166	260	119
Earnings per common share (Note 5):
Basic	$ 0.12	$ 0.38	$ 0.71	$ 0.79
Diluted	$ 0.12	$ 0.38	$ 0.71	$ 0.79