Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities
Net income	$ 1,414	$ 2,861
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	1,387	891
Amortization of deferred financing costs and note discount	24	157
Share-based compensation expense	1,003	87
Acquisition earn-out adjustment	(187)
Gain on extinguishment of debt	(1,211)
Deferred income taxes, net	(26)	686
Provision for doubtful accounts		25
Changes in operating assets and liabilities:
Accounts receivable	4,136	(5,853)
Inventory, net	(1,227)	2,945
Deferred costs	351	(382)
Prepaid expenses and other current assets	(294)	254
Other assets, net	(28)	(8)
Accounts payable	(2,579)	585
Accrued expenses and other current liabilities	277	294
Due to related parties	(34)	(90)
Operating lease liabilities	(7)	6
Deferred revenue	(648)	1,738
Net cash provided by operating activities	2,352	4,196
Cash flows from investing activities
Purchases of property and equipment	(371)	(93)
Cash paid for acquisitions, net of cash acquired	(170)	(3,409)
Net cash used in investing activities	(541)	(3,502)
Cash flows from financing activities
Repayment of term debt		(646)
Line of credit, net	(1,206)	(1,971)
Proceeds from issuance of term debt		1,361
Debt issuance costs		(53)
Taxes paid in lieu of shares issued for share-based compensation	(25)
Proceeds from exercise of stock options	2
Net cash used in financing activities	(1,229)	(1,309)
Change in cash	582	(615)
Cash, beginning of year	2,005	2,620
Cash, end of year	2,587	2,005
Supplemental disclosures of cash flow information
Cash paid for interest	50	176
Cash paid for income taxes	365	64
Supplemental disclosure of non-cash activities
Earn-out related to acquisition of ExtenData		750
Leased assets obtained in exchange for new operating lease liabilities		$ 207