Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
CASH FLOWS FROM OPERATING ACTIVITIES
Net (loss) income	$ (1,003)	$ 922
Adjustments to reconcile net (loss) income to net cash used in operating activities:
Depreciation and amortization	678	966
Compensation on stock-based awards	235	206
Deferred taxes	(700)
Change in accounts receivable allowance	10	(88)
Change in inventory reserves	351	113
Other, net		(59)
Changes in current operating assets and liabilities:
Accounts receivable	(2,842)	1,690
Inventories	2,714	(1,288)
Contract assets	(1,192)	(476)
Prepaid expenses and other assets	(1,647)	(531)
Accounts payable	295	(2,546)
Accrued payroll and commissions	(94)	(1,516)
Customer deposits	36	1,385
Other accrued liabilities	386	(236)
Net cash used in operating activities	(2,773)	(1,458)
CASH FLOWS FROM INVESTING ACTIVITIES
Proceeds from sale of property and equipment	9	9
Purchases of property and equipment	(367)	(1,020)
Net cash used in investing activities	(358)	(1,011)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from line of credit	51,405	68,323
Payments to line of credit	(48,485)	(65,809)
Principal payments on financing leases	(85)	(202)
Stock option exercises	23	31
Net cash provided by financing activities	2,858	2,343
Effect of exchange rate changes on cash	9	(7)
Net change in cash	(264)	(133)
Cash - beginning of period	916	1,675
Cash - end of period	652	1,542
Supplemental disclosure of cash flow information:
Cash paid for interest	470	307
Cash paid for income taxes	389	279
Supplemental noncash investing and financing activities:
Property and equipment purchases in accounts payable	27	75
Conversion of notes payable to finance leases	637
Operating lease assets acquired under operating leases		$ 1,923