CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Revenues:
Services revenue	$ 17,937	$ 15,371
Asset sales	2,192	8,462
Total revenues	20,129	23,833
Operating costs and expenses:
Cost of services revenue	3,007	4,187
Cost of asset sales	1,706	7,131
Selling, general and administrative	13,597	12,009
Depreciation and amortization	313	316
Settlement accrual (Note 9)	1,142	0
Total operating costs and expenses	19,765	23,643
Operating income	364	190
Fair value adjustment of contingent consideration	(938)	(92)
Interest and other expense, net	(95)	(63)
(Loss) income before income tax expense	(669)	35
Income tax (benefit) expense	(420)	21
Net (loss) income	$ (249)	$ 14
Weighted average common shares outstanding – basic	28,468,545	28,400,886
Weighted average common shares outstanding – diluted	28,468,545	28,434,832
Net (loss) income per share – basic	$ (0.01)	$ 0.00
Net (loss) income per share – diluted	$ (0.01)	$ 0.00
Comprehensive loss:
Net (loss) income	$ (249)	$ 14
Other comprehensive loss:
Foreign currency translation adjustment	(4)	(17)
Comprehensive loss	$ (253)	$ (3)