Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Apr. 30, 2023	Jan. 31, 2023
Current assets:
Cash and cash equivalents	$ 815	$ 778
Accounts receivable, net of allowance for doubtful accounts of $504 at each of April 30, 2023 and January 31, 2023	7,390	3,993
Inventories, net	14,339	15,318
Prepaid expenses and other current assets	1,088	2,144
Total current assets	23,632	22,233
Property and equipment, net	3,787	3,945
Operating lease right-of-use assets	1,762	1,749
Intangible assets, net	4,664	4,931
Total assets	33,845	32,858
Current liabilities:
Accounts payable	1,206	4,101
Deferred revenue	486	164
Accrued expenses and other current liabilities	2,638	2,247
Income taxes payable	1,723	1,516
Operating lease liabilities - current	753	903
Note payable, net	3,139	0
Total current liabilities	9,945	8,931
Operating lease liabilities - non-current	1,009	846
Deferred tax liability	29	29
Total liabilities	10,983	9,806
Stockholders’ equity:
Preferred stock, $1.00 par value; 2,000 shares authorized; 1,683 shares issued and outstanding at each of April 30, 2023 and January 31, 2023	37,779	37,779
Common stock, $0.01 par value; 40,000 shares authorized; 15,721 shares issued at each of April 30, 2023 and January 31, 2023	157	157
Additional paid-in capital	129,630	129,580
Treasury stock, at cost (1,933 shares at each of April 30, 2023 and January 31, 2023 )	(16,863)	(16,863)
Accumulated deficit	(127,875)	(127,635)
Accumulated other comprehensive gain	34	34
Total stockholders’ equity	22,862	23,052
Total liabilities and stockholders’ equity	$ 33,845	$ 32,858