EARNINGS PER SHARE - Computation of Basic and Diluted Net Income per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 27, 2023	Dec. 28, 2022	Dec. 29, 2021
Numerator:
Net Income (Loss)	$ 25,554	$ 20,801	$ 29,121
Denominator:
Weighted-average shares outstanding-Basic (shares)	34,253,542	36,350,579	35,973,892
Weighted-average shares outstanding-Diluted (shares)	34,374,706	36,575,904	36,446,756
Net income per share-Basic (usd per share)	$ 0.75	$ 0.57	$ 0.81
Net income per share-Diluted (usd per share)	$ 0.74	$ 0.57	$ 0.80
Anti-dilutive securities not considered in diluted EPS calculation (shares)	972,181	535,574	136,397