CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Revenues:
Services revenue	$ 3,945	$ 3,702	$ 8,406	$ 7,894
Asset sales	837	259	1,409	1,487
Total revenues	4,782	3,961	9,815	9,381
Operating costs and expenses:
Cost of services revenue	710	866	1,769	1,869
Cost of asset sales	966	184	1,259	1,236
Selling, general and administrative	3,002	3,064	6,212	6,154
Depreciation and amortization	77	81	155	164
Total operating costs and expenses	4,755	4,195	9,395	9,423
Operating income (loss)	27	(234)	420	(42)
Fair value adjustment of contingent consideration	(179)	925	(290)	857
Interest and other expense, net	(32)	(65)	(47)	(113)
(Loss) income before income tax expense	(184)	626	83	702
Income tax expense	15	2	28	18
Net (loss) income	$ (199)	$ 624	$ 55	$ 684
Weighted average common shares outstanding – basic	28,480,148	28,418,582	28,456,750	28,368,774
Weighted average common shares outstanding – diluted	28,480,148	28,431,406	28,472,910	28,381,278
Net (loss) income per share – basic	$ (0.01)	$ 0.02	$ 0.00	$ 0.02
Net (loss) income per share – diluted	$ (0.01)	$ 0.02	$ 0.00	$ 0.02
Comprehensive (loss) income:
Net (loss) income	$ (199)	$ 624	$ 55	$ 684
Other comprehensive (loss) income:
Foreign currency translation adjustment	(2)	3	(3)	(5)
Comprehensive (loss) income	$ (201)	$ 627	$ 52	$ 679