CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net income (loss)	$ 10,607	$ (10,537)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Loss on impairment	3	4,302
Depreciation	284	330
Amortization of intangible assets	1,213	1,943
Amortization of capitalized software development costs	368	339
Amortization of deferred financing costs	11	82
Gain on PPP loan forgiveness	(10,127)	0
Stock-based compensation expense	1,043	378
Bad debt (recovery) expense	691	103
(Gain) loss on derivative instruments, net	(19)	17
Deferred income taxes	93	0
Gain on sale of assets	0	(5)
Changes in assets and liabilities:
Contract receivables, net	(1,397)	6,901
Prepaid expenses and other assets	(3,517)	81
Accounts payable, accrued compensation and accrued expenses	805	(1,498)
Billings in excess of revenue earned	(270)	(2,374)
Accrued warranty	(176)	(721)
Other liabilities	235	1,777
Net cash (used in) provided by operating activities	(153)	1,118
Cash flows from investing activities:
Capital expenditures	(506)	(13)
Proceeds from sale of equipment	0	11
Capitalized software development costs	(270)	(328)
Net cash used in investing activities	(776)	(330)
Cash flows from financing activities:
Proceeds from line of credit	800	4,752
Repayment of line of credit	(1,989)	(1,746)
Payment of insurance premium	(812)	(204)
Repayment of long-term debt	0	(18,481)
Proceeds from Paycheck Protection Program Loan	0	10,000
Termination fee on Interest rate swap agreement	0	(209)
Shares withheld to pay taxes	(222)	(87)
Deferred financing costs	0	(91)
Net cash used in financing activities	(2,223)	(6,066)
Effect of exchange rate changes on cash	0	289
Net decrease in cash and cash equivalents	(3,152)	(4,989)
Cash, cash equivalents at beginning of year	6,702	11,691
Cash, cash equivalents at end of year	$ 3,550	$ 6,702