CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Cash flows provided by operating activities:
Net income	$ 2,106	$ 2,974
Adjustments to reconcile net income to net cash provided by operating activities:
Accrued interest added to principal of related party debt	0	7
Fair value adjustment of contingent consideration	0	(157)
Stock-based compensation expense	147	146
Noncash lease expense	235	0
Depreciation and amortization	152	160
Earnings of equity method investments	(1,269)	0
Changes in operating assets and liabilities:
Accounts receivable	(2,369)	(439)
Inventory	1,865	(52)
Other assets	(47)	(73)
Lease liabilities	(246)	0
Accounts payable and accrued liabilities	112	1,474
Net cash provided by operating activities	686	4,040
Cash flows used in investing activities:
Purchase of property and equipment	(40)	(77)
Investment in equity method investments	(365)	0
Cash distributions from equity method investments	188	0
Net cash used in investing activities	(217)	(77)
Cash flows used in financing activities:
Proceeds from debt payable to third party	500	0
Repayment of debt payable to third party	(1,486)	(146)
Payment of contingent consideration	0	(1,000)
Repayment of debt payable to related party	0	(248)
Proceeds from exercise of options to purchase common shares	0	74
Net cash used in financing activities	(986)	(1,320)
Net decrease (increase) in cash and cash equivalents	(517)	2,643
Cash and cash equivalents at beginning of period	4,268	2,109
Cash and cash equivalents at end of period	3,751	4,752
Supplemental cash flow information:
Cash paid for taxes	94	86
Cash paid for interest	32	68
Noncash change in right-of-use assets	1,220	0
Noncash change in deferred rent	(64)	0
Noncash change in lease liabilities	$ 1,284	$ 0