Consolidated Statements of Stockholders' Deficit - USD ($) shares in Thousands, $ in Thousands	Total	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Other Comprehensive Loss [Member]	Accumulated Deficit [Member]
Beginning Balance at Feb. 01, 2020	$ (11,272)		$ 4	$ 49,121	$ (201)	$ (60,196)
Beginning Balance, shares at Feb. 01, 2020		2	4,378
Debt exchange	2,321		$ 6	2,315
Debt exchange, shares			5,969
Warrant exercises	226			226
Warrant exercises, shares			453
Elimination of other comprehensive loss from sale of foreign subsidiary	164				164
Stock-based compensation expense	1,332		$ 1	1,331
Stock-based compensation, shares			599
Issuance of shares in payment of accrued severance and board fees	163			163
Issuance of shares in payment of accrued severance and board fees, shares			134
Issuance of shares from reverse stock split in lieu of fractional shares, shares			2
Stock repurchase	(28)			(28)
Stock repurchase, shares			(70)
Foreign currency translation	22				22
Net income (loss)	4,277					4,277
Ending Balance at Jan. 30, 2021	(2,795)		$ 11	53,128	(15)	(55,919)
Ending Balance, shares at Jan. 30, 2021		2	11,465
Sale of stock	2,000			2,000
Sale of stock, shares			575
Debt conversion	1,045			1,045
Debt conversion, shares			418
Warrant exercises	123		$ 1	122
Warrant exercises, shares			247
Issuance of warrants with convertible debt	3,080			3,080
Stock-based compensation expense	1,103			1,103
Stock-based compensation, shares			91
Issuance of shares in payment of accrued severance	89		$ 1	88
Issuance of shares in payment of accrued severance, shares			27
Issuance of shares in payment of services	250			250
Issuance of shares in payment of services, shares			63
Short-swing profit disgorgement	253			253
Foreign currency translation	7				7
Net income (loss)	(11,121)					(11,121)
Ending Balance at Jan. 29, 2022	$ (5,966)		$ 13	$ 61,069	$ (8)	$ (67,040)
Ending Balance, shares at Jan. 29, 2022		2	12,886