Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Apr. 30, 2021	Jan. 31, 2021
Current assets:
Cash and cash equivalents	$ 2,001	$ 4,611
Accounts receivable, net of allowance for doubtful accounts of $952 and $948 at April 30, 2021 and January 31, 2021, respectively	3,649	4,747
Inventories, net	12,169	11,453
Prepaid expenses and other current assets	1,555	1,659
Assets held for sale	4,086	4,321
Total current assets	23,460	26,791
Property and equipment, net	4,586	4,751
Operating lease right-of-use assets	1,138	1,471
Intangible assets, net	6,337	6,750
Total assets	35,521	39,763
Current liabilities:
Accounts payable	2,142	1,704
Deferred revenue	563	208
Accrued expenses and other current liabilities	3,038	2,912
Income taxes payable	902	1,041
Operating lease liabilities - current	665	1,008
Liabilities held for sale	972	963
Total current liabilities	8,282	7,836
Operating lease liabilities - non-current	473	463
Notes payable	0	850
Deferred tax liability	198	198
Total liabilities	8,953	9,347
Stockholders’ equity:
Preferred stock, $1.00 par value; 2,000 shares authorized; 1,059 and 1,038 shares issued and outstanding at April 30, 2021 and January 31, 2021, respectively	23,607	23,104
Common stock, $0.01 par value; 40,000 shares authorized; 15,704 and 15,681 shares issued at April 30, 2021 and January 31, 2021, respectively	157	157
Additional paid-in capital	128,403	128,241
Treasury stock, at cost (1,931 and 1,929 shares at April 30, 2021 and January 31, 2021, respectively)	(16,862)	(16,860)
Accumulated deficit	(104,438)	(99,870)
Accumulated other comprehensive loss	(4,299)	(4,356)
Total stockholders’ equity	26,568	30,416
Total liabilities and stockholders’ equity	$ 35,521	$ 39,763