NET INCOME (LOSS) PER SHARE - Net Income and Diluted Common Shares (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 28, 2025	Dec. 29, 2024	Dec. 31, 2023
Earnings Per Share [Abstract]
Net loss	$ (47,960)	$ (125,748)	$ (14,173)
Weighted average number of common shares used in basic net income (loss) per common share (in shares)	29,849	30,177	31,317
Dilutive effect of non-vested stock-based awards (in shares)	0	0	0
Weighted average number of common shares used in diluted net loss per common share	29,849	30,177	31,317
Net loss per common share:
Basic (in dollars per share)	$ (1.61)	$ (4.17)	$ (0.45)
Diluted (in dollars per share)	$ (1.61)	$ (4.17)	$ (0.45)
Anti-dilutive shares (in shares)	1,763	1,406	1,343