CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock At Cost [Member]	Accumulated Other Comprehensive Loss [Member]	Retained Earnings (Accumulated Deficit) [Member]	Total
Balance at Jan. 30, 2021	$ 33	$ 346,495	$ (230,169)	$ (2,007)	$ (112,863)	$ 1,489
Balance (in shares) at Jan. 30, 2021	3,337		(1,410)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	$ 0	0	$ 0	0	(1,335)	(1,335)
Issuance of warrants	$ 1	0	$ (1)	0	0	0
Issuance of warrants (in shares)	138		0
Sale of shares, net of expenses	$ 4	12,227	$ 0	0	0	12,231
Sale of shares, net of expenses (in shares)	417		0
Exercise of stock options	$ 0	51	$ 0	0	0	51
Exercise of stock options (in shares)	2		0
Common stock issued- Director grants	$ 1	184	$ 0	0	0	185
Common stock issued- Director (in shares)	9		0
Amortization of unearned compensation/restricted stock amortization	$ 0	59	$ 0	0	0	59
Balance at Jul. 31, 2021	$ 39	359,016	$ (230,170)	(2,007)	(114,198)	12,680
Balance (in shares) at Jul. 31, 2021	3,903		(1,410)
Balance at May. 01, 2021	$ 39	358,749	$ (230,170)	(2,007)	(114,280)	12,332
Balance (in shares) at May. 01, 2021	3,889		(1,410)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	$ 0	0	$ 0	0	82	82
Other comprehensive income	0	0	0	0	0	0
Issuance of warrants	0	0	0	0	0	0
Vested restricted shares	$ 0	0	$ 0	0	0	0
Vested restricted shares (in shares)	3		0
Exercise of stock options	$ 0	51	$ 0	0	0	51
Exercise of stock options (in shares)	2
Common stock issued- Director grants	$ 1	184	$ 0	0	0	184
Common stock issued- Director (in shares)	9		0
Amortization of unearned compensation/restricted stock amortization	$ 0	32	$ 0	0	0	32
Balance at Jul. 31, 2021	$ 39	359,016	$ (230,170)	(2,007)	(114,198)	12,680
Balance (in shares) at Jul. 31, 2021	3,903		(1,410)
Balance at Jan. 29, 2022	$ 39	359,220	$ (230,170)	(910)	(120,894)	7,285
Balance (in shares) at Jan. 29, 2022	3,903		(1,410)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	$ 0	0	$ 0	0	(8,846)	(8,846)
Issuance of shares, net of expenses	$ 0	(97,127)	$ 104,264	0	0	7,137
Issuance of shares, net of expenses (in shares)	0		638
Issuance of warrants	$ 0	1,518	$ 0	0	0	1,518
Issuance of warrants (in shares)	0		0
Exercise of stock options	$ 0	0	$ 0	0	0	0
Exercise of stock options (in shares)	0		0
Common stock issued- Director grants	$ 0	41	$ 0	0	0	41
Common stock issued- Director (in shares)	9		0
Amortization of unearned compensation/restricted stock amortization	$ 0	71	$ 0	0	0	71
Balance at Jul. 30, 2022	$ 39	263,723	$ (125,906)	(910)	(129,740)	7,206
Balance (in shares) at Jul. 30, 2022	3,912		(772)
Balance at Apr. 30, 2022	$ 39	360,738	$ (230,170)	(910)	(125,324)	4,375
Balance (in shares) at Apr. 30, 2022	3,903		(1,410)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	$ 0	0	$ 0	0	(4,416)	(4,416)
Issuance of shares, net of expenses	$ 0	(97,127)	$ 104,264	0	0	7,137
Issuance of shares, net of expenses (in shares)	0		638
Common stock issued- Director grants	$ 0	41	$ 0	0	0	41
Common stock issued- Director (in shares)	9		0
Amortization of unearned compensation/restricted stock amortization	$ 0	71	$ 0	0	0	71
Balance at Jul. 30, 2022	$ 39	$ 263,723	$ (125,906)	$ (910)	$ (129,740)	$ 7,206
Balance (in shares) at Jul. 30, 2022	3,912		(772)