Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Cash flows from operating activities:
Net income from continuing operations	$ 2,950	$ 2,255
Adjustments to reconcile net income from continuing operations to net cash provided by operating activities:
Recovery of doubtful accounts	(62)	(30)
(Benefit from) provision for obsolete inventory	(35)	49
Provision for warranty	347	299
Depreciation and amortization	596	697
Gain on acquisition of ICS assets (Note 5)	(1,012)
Amortization and accretion of operating leases	236	68
Deferred income taxes	(331)	(84)
Stock-based compensation expense	955	123
Changes in operating assets and liabilities:
Accounts receivable	2,150	(1,595)
Inventories	39	(309)
Current income taxes	315	500
Other assets	538	919
Accounts payable and accrued expenses	(2,158)	(373)
Deferred revenue and customer deposits	(797)	(758)
Operating lease obligations	(239)	(69)
Net cash provided by operating activities from continuing operations	3,492	1,692
Net cash used in operating activities from discontinued operations	(1,748)	(1,535)
Net cash provided by operating activities	1,744	157
Cash flows from investing activities:
Capital expenditures	(429)	(253)
Acquisition of ICS assets, net of cash acquired	58
Net cash used in investing activities from continuing operations	(371)	(253)
Net cash used in investing activities from discontinued operations	(503)	(459)
Net cash used in investing activities	(874)	(712)
Cash flows from financing activities:
Principal payments on short-term debt	(423)	(305)
Principal payments on long-term debt	(55)	(28)
Borrowings under credit facility	9,604
Repayments under credit facility	(7,179)
Payments on finance lease obligations	(145)	(28)
Proceeds from initial public offering	2,411
Payments of withholding taxes for net share settlement of equity awards	(116)
Net cash transferred to parent	(3,045)	(33)
Net cash provided by (used in) financing activities from continuing operations	1,052	(394)
Net cash provided by financing activities from discontinued operations
Net cash provided by (used in) financing activities	1,052	(394)
Effect of exchange rate changes on cash and cash equivalents	(67)	70
Net increase in cash and cash equivalents from continuing operations	4,106	1,115
Net decrease in cash and cash equivalents from discontinued operations	(2,251)	(1,994)
Net increase (decrease) in cash and cash equivalents	1,855	(879)
Cash and cash equivalents at beginning of year	3,615	4,494
Cash and cash equivalents at end of year	5,470	3,615
Supplemental disclosure of cash paid for:
Interest	259	134
Income taxes	$ 413	$ 134