CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Cash flows from operating activities
Net (loss) income	$ (4,539)	$ 820
Adjustments to reconcile net (loss) income to net cash provided by operating activities
Depreciation and amortization	2,426	2,158
Deferred income taxes	216	226
Loss from interest in joint venture	20	9
Loss on disposal of property and equipment	3	0
Provision for doubtful accounts and commission adjustments	271	140
Amortization of debt issue costs	33	33
Share-based compensation	514	428
Provision for allowance for loss on loan receivable	0	412
Changes in operating assets and liabilities:
Accounts and other receivables	(737)	(1,282)
Receivables due from related parties	(25)	563
Inventories, net	87	(602)
Deferred commission expense	(1,732)	335
Prepaid expenses and other current assets	(66)	(418)
Other assets, net	1,036	(983)
Accounts payable	197	1,270
Accrued commissions	296	108
Accrued expenses and other liabilities	(6)	1,055
Sales tax payable	67	50
Income taxes payable	33	(171)
Deferred revenue	3,663	887
Deferred tax liability	108	0
Other long-term liabilities	(266)	177
Net cash provided by operating activities	1,599	5,215
Cash flows from investing activities
Purchases of equipment and software	(2,374)	(1,866)
Redemption of short-term investments	0	38
Investment in VSK	0	(422)
Net cash used in investing activities	(2,374)	(2,250)
Cash flows from financing activities
Net borrowings on revolving line of credit	(384)	2,624
Debt issuance costs	0	(130)
Payroll taxes paid by withholding shares	(5)	(7)
Repayment of notes payable and capital lease obligations	(328)	(304)
Proceeds from note payable - related party	0	300
Payments on notes payable - related parties	(335)	(564)
Net cash (used in) provided by financing activities	(1,052)	1,919
Effect of exchange rate differences on cash and cash equivalents	(15)	43
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(1,842)	4,927
Cash and cash equivalents - beginning of year	7,087	2,160
Cash and cash equivalents - end of year	5,245	7,087
SUPPLEMENTAL DISCLOSURE OF CASH INFORMATION
Interest paid	639	795
Income taxes paid	58	549
SUPPLEMENTAL SCHEDULE OF NON-CASH INVESTING AND FINANCING ACTIVITIES
Inventories transferred to property and equipment, net	0	124
Equipment acquired through capital lease	0	387
Liability settled through issuance of common stock	$ 0	$ 178