CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)	3 Months Ended
	Apr. 29, 2023	Apr. 30, 2022
Cash flows from operating activities:
Net loss	$ (12,107,000)	$ (7,855,000)
Adjustments to reconcile net (loss) income to net cash used in operating activities:
Depreciation of property and equipment	3,257,000	4,499,000
Amortization of debt issue costs	20,000	23,000
Asset impairment	225,000	0
(Gain) loss on disposal of property and equipment	(21,000)	191,000
Stock-based compensation expense	490,000	548,000
Changes in assets and liabilities:
Inventories, net	739,000	(16,826,000)
Prepaid expenses and other current assets	162,000	932,000
Accounts payable	(5,792,000)	(14,806,000)
Accrued expenses	(1,913,000)	(4,884,000)
Income taxes payable (refundable)	1,365,000	(3,300,000)
Operating lease assets and liabilities	(1,555,000)	(1,843,000)
Other assets and liabilities	349,000	(310,000)
Net cash used in operating activities	(14,781,000)	(43,631,000)
Cash flows from investing activities:
Proceeds from sale of property and equipment	60,000	17,000
Capital expenditures	(846,000)	(2,395,000)
Net cash used in investing activities	(786,000)	(2,378,000)
Cash flows from financing activities:
Borrowings on revolving line of credit	21,000,000	35,000,000
Repayments on revolving line of credit	(3,000,000)	0
Debt issuance costs	(456,000)	0
Cash used in net share settlement of stock options and restricted stock units	(76,000)	(2,375,000)
Proceeds received from employee stock option exercises	0	16,000
Repurchase and retirement of common stock	0	(6,253,000)
Net cash provided by (used in) financing activities	17,468,000	26,388,000
Cash and cash equivalents:
Net decrease	1,901,000	(19,621,000)
Beginning of the period	5,171,000	25,003,000
End of the period	7,072,000	5,382,000
Supplemental schedule of non-cash activities:
Non-cash accruals for purchases of property and equipment	$ 844,000	$ 887,000