Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jul. 31, 2023		Apr. 30, 2023	Jan. 31, 2023	Jul. 31, 2022	Apr. 30, 2022	Jan. 31, 2022
Current assets:
Cash and cash equivalents	$ 494	[1]		$ 778
Accounts receivable, net of allowance for doubtful accounts of $504 at each of July 31, 2023 and January 31, 2023	7,143	[2]		3,993
Inventories, net	15,651	[1],[2]		15,318
Prepaid expenses and other current assets	1,273	[1],[2]		2,144
Total current assets	24,561	[1]		22,233
Property and equipment, net	3,620	[1],[2]		3,945
Operating lease right-of-use assets	1,626	[1]		1,749
Intangible assets, net	4,418	[1]		4,931
Total assets	34,225	[1]		32,858
Current liabilities:
Accounts payable	2,459	[1],[2]		4,101
Deferred revenue	309	[1],[3]		164
Accrued expenses and other current liabilities	3,386	[1],[2]		2,247
Income taxes payable	1,585	[1]		1,516
Operating lease liabilities - current	903	[1]		903
Note payable, net	3,343	[1]		0
Total current liabilities	11,985	[1]		8,931
Operating lease liabilities - non-current	723	[1]		846
Deferred tax liability	41	[1]		29
Total liabilities	12,749	[1],[4],[5]		9,806
Stockholders’ equity:
Preferred stock, $1.00 par value; 2,000 shares authorized; 1,683 shares issued and outstanding at each of July 31, 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 July 31, 2023 and January 31, 2023	157			157
Additional paid-in capital	129,738	[1]		129,580
Treasury stock, at cost (1,933 shares at each of July 31, 2023 and January 31, 2023 )	(16,863)	[1]		(16,863)
Accumulated deficit	(129,369)	[1],[6]		(127,635)
Accumulated other comprehensive gain	34	[1]		34
Total stockholders’ equity	21,476	[1]	$ 22,862	23,052	$ 25,661	$ 27,129	$ 30,263
Total liabilities and stockholders’ equity	$ 34,225	[1]		$ 32,858

[1] Reflects the condensed consolidated balance sheet as of July 31, 2023 and condensed consolidated statement of operations for the three and six months ended July 31, 2023 in the Form 10-Q.

[2] Adjustments represent the disposition of assets and liabilities of the Klein operations.

[3] Reflects the consummation of the Sale of Klein in accordance with the terms of the SPA.

[4] Adjustments to accumulated deficit reflect the estimated gain on Sale of Klein. The estimated gain has not been reflected in the accompanying statements of operations as it is not related to continuing operations. The actual gain or loss on Sale of Klein will be recorded in the Company's financial statements for the quarter ending October 31, 2023, and will differ from this estimate.

[5] Reflects removal of interest expense that would not have been incurred if the Sale of Klein had been completed February 1, 2021.

[6] Adjustments represent the elimination of income and expenses of the Klein operations.