CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Cash flows provided by operating activities:
Net income	$ 2,974	$ 55
Adjustments to reconcile net income to net cash provided by operating activities:
Accrued interest added to principal of related party debt	7	20
Fair value adjustment of contingent consideration	(157)	290
Stock-based compensation expense	146	132
Depreciation and amortization	160	155
Changes in operating assets and liabilities:
Accounts receivable	(439)	103
Inventory	(52)	(1)
Other assets	(73)	(65)
Accounts payable and accrued liabilities	1,474	195
Net cash provided by operating activities	4,040	884
Cash flows used in investing activities:
Purchase of property and equipment	(77)	0
Net cash used in investing activities	(77)	0
Cash flows used in financing activities:
Repayment of debt payable to third party	(146)	0
Payment of contingent consideration	(1,000)	(400)
Repayment of debt payable to related party	(248)	(415)
Proceeds from exercise of options to purchase common shares	74	1
Net cash used in financing activities	(1,320)	(814)
Net increase in cash and cash equivalents	2,643	70
Cash and cash equivalents at beginning of period	2,109	2,530
Cash and cash equivalents at end of period	4,752	2,600
Supplemental cash flow information:
Cash paid for taxes	86	16
Cash paid for interest	$ 68	$ 2