CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash flows provided by operating activities:
Net income	$ 3,343	$ 138
Adjustments to reconcile net income to net cash provided by operating activities:
Accrued interest added to principal of related party debt	8	27
Fair value adjustment of contingent consideration	(157)	536
Stock-based compensation expense	219	186
Depreciation and amortization	239	233
Changes in operating assets and liabilities:
Accounts receivable	(336)	593
Inventory	56	121
Other assets	(337)	(24)
Accounts payable and accrued liabilities	1,337	29
Net cash provided by operating activities	4,372	1,839
Cash flows used in investing activities:
Purchase of property and equipment	(85)	(16)
Net cash used in investing activities	(85)	(16)
Cash flows used in financing activities:
Repayment of debt payable to third party	(235)	0
Payment of contingent consideration	(2,617)	(897)
Repayment of debt payable to related party	(390)	(498)
Proceeds from exercise of options to purchase common shares	74	1
Net cash used in financing activities	(3,168)	(1,394)
Net increase in cash and cash equivalents	1,119	429
Cash and cash equivalents at beginning of period	2,109	2,530
Cash and cash equivalents at end of period	3,228	2,959
Supplemental cash flow information:
Cash paid for taxes	86	19
Cash paid for interest	$ 92	$ 3