CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 30, 2021	Oct. 31, 2020	Oct. 30, 2021	Oct. 31, 2020
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) [Abstract]
Net income (loss)	$ (886)	$ 2,552	$ (2,221)	$ (3,753)
Amortization of pension gain	0	1	0	3
Comprehensive income (loss)	$ (886)	$ 2,553	$ (2,221)	$ (3,750)