Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jul. 31, 2024	Jul. 31, 2023
Cash flows from operating activities:
Net income (loss)	$ 1,752	$ (1,734)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Depreciation and amortization	503	940
Stock-based compensation	95	158
Provision for inventory obsolescence	45	0
Changes in:
Accounts receivable	(3,032)	(3,238)
Unbilled revenue	75	31
Inventories	(5,742)	(333)
Prepaid expenses and other current and long-term assets	1,042	1,329
Income taxes receivable and payable	54	63
Accounts payable, accrued expenses and other current liabilities	2,465	(1,556)
Deferred revenue and customer deposits	(495)	1,199
Net cash used in operating activities	(3,695)	(3,477)
Cash flows from investing activities:
Purchases of property and equipment	(146)	(102)
Sale of other equipment	457	336
Net cash provided by investing activities	311	234
Cash flows from financing activities:
Payment on short-term loan	0	2,947
Net cash provided by financing activities	0	2,947
Effect of changes in foreign exchange rates on cash and cash equivalents	(1)	12
Net change in cash and cash equivalents	(3,385)	(284)
Cash and cash equivalents, beginning of period	5,289	778
Cash and cash equivalents, end of period	1,904	494
Supplemental cash flow information:
Interest paid	0	407
Income taxes paid	938	425
Other Machinery and Equipment [Member]
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Gross profit from sale of equipment	$ (457)	$ (336)