Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jul. 31, 2022	Jan. 31, 2022
Current assets:
Cash and cash equivalents	$ 833	$ 5,114
Accounts receivable, net of allowance for doubtful accounts of $484 at each of July 31, 2022 and January 31, 2022	6,657	8,126
Inventories, net	14,422	14,006
Prepaid expenses and other current assets	1,785	1,840
Assets held for sale	178	159
Total current assets	23,875	29,245
Property and equipment, net	4,013	4,272
Operating lease right-of-use assets	2,001	1,835
Intangible assets, net	5,469	6,018
Other assets	213	650
Total assets	35,571	42,020
Current liabilities:
Accounts payable	2,460	2,046
Deferred revenue	441	232
Accrued expenses and other current liabilities	3,641	5,762
Income taxes payable	1,073	837
Operating lease liabilities - current	502	869
Liabilities held for sale	202	953
Total current liabilities	8,319	10,699
Operating lease liabilities - non-current	1,499	966
Deferred tax liability	92	92
Total liabilities	9,910	11,757
Stockholders’ equity:
Preferred stock, $1.00 par value; 2,000 shares authorized; 1,683 shares issued and outstanding at each of July 31, 2022 and January 31, 2022	37,779	37,779
Common stock, $0.01 par value; 40,000 shares authorized; 15,720 and 15,705 shares issued at July 31, 2022 and January 31, 2022, respectively	157	157
Additional paid-in capital	129,314	128,926
Treasury stock, at cost (1,933 and 1,931 shares at July 31, 2022 and January 31, 2022, respectively)	(16,863)	(16,862)
Accumulated deficit	(123,142)	(117,856)
Accumulated other comprehensive loss	(1,584)	(1,881)
Total stockholders’ equity	25,661	30,263
Total liabilities and stockholders’ equity	$ 35,571	$ 42,020