CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)	9 Months Ended
	Oct. 28, 2023	Oct. 29, 2022
Cash flows from operating activities:
Net loss	$ (37,868,000)	$ (40,901,000)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation of property and equipment	9,118,000	12,925,000
Amortization of debt issue costs	80,000	69,000
Asset impairment	1,542,000	447,000
(Gain) loss on disposal of property and equipment	(20,000)	195,000
Stock-based compensation expense	891,000	1,460,000
Changes in assets and liabilities:
Inventories, net	(21,119,000)	(12,286,000)
Prepaid expenses and other current assets	(891,000)	3,184,000
Accounts payable	11,885,000	(14,648,000)
Accrued expenses	(2,775,000)	(1,873,000)
Income taxes payable (refundable)	307,000	(1,684,000)
Operating lease assets and liabilities	(3,933,000)	(4,670,000)
Other assets and liabilities	97,000	(427,000)
Net cash used in operating activities	(42,686,000)	(58,209,000)
Cash flows from investing activities:
Proceeds from sale of property and equipment	130,000	35,000
Capital expenditures	(3,313,000)	(6,964,000)
Net cash used in investing activities	(3,183,000)	(6,929,000)
Cash flows from financing activities:
Borrowings on revolving line of credit	52,000,000	60,000,000
Repayments on revolving line of credit	(5,000,000)	0
Debt issuance costs	(456,000)	0
Cash used in net share settlement of stock options and restricted stock units	(81,000)	(2,383,000)
Proceeds received from employee stock option exercises	0	16,000
Repurchase and retirement of common stock	0	(6,253,000)
Net cash provided by financing activities	46,463,000	51,380,000
Cash and cash equivalents:
Net increase (decrease)	594,000	(13,758,000)
Beginning of the period	5,171,000	25,003,000
End of the period	5,765,000	11,245,000
Supplemental schedule of non-cash activities:
Non-cash accruals for purchases of property and equipment	$ 804,000	$ 573,000