Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Total net revenues	$ 16,453	$ 19,559	$ 46,458	$ 56,885
Total cost of revenues	12,923	14,240	38,788	41,852
Gross profit	3,530	5,319	7,670	15,033
Selling and administrative expenses:
Selling	1,139	1,298	3,638	4,207
Administrative	3,384	3,473	12,301	11,706
Total selling and administrative expenses	4,523	4,771	15,939	15,913
Loss on disposal of assets	(799)		(2,130)
(Loss) income from operations	(1,792)	548	(10,399)	(880)
Other income (expense):
Interest income				18
Interest expense	(180)	(51)	(267)	(84)
Foreign currency transaction (loss) gain	(67)	(306)	41	(410)
Fair value adjustment to notes receivable	802		953
Other income (expense), net	6	(35)	(9)	(24)
Total other income (expense)	561	(392)	718	(500)
(Loss) income before income taxes and equity method investment income (loss)	(1,231)	156	(9,681)	(1,380)
Income tax expense	497	440	1,837	2,709
Equity method investment income (loss)	507	(753)	(244)	1,516
Net loss from continuing operations	(1,221)	(1,037)	(11,762)	(2,573)
Net loss from discontinued operations, net of tax				(49)
Net loss	$ (1,221)	$ (1,037)	$ (11,762)	$ (2,622)
Net loss per share - basic
Net loss from continuing operations	$ (0.08)	$ (0.07)	$ (0.82)	$ (0.18)
Net loss from discontinued operations				(0.00)
Net loss	(0.08)	(0.07)	(0.82)	(0.18)
Net loss per share - diluted
Net loss from continuing operations	(0.08)	(0.07)	(0.82)	(0.18)
Net loss from discontinued operations				(0.00)
Net loss	$ (0.08)	$ (0.07)	$ (0.82)	$ (0.18)
Product [Member]
Total net revenues	$ 8,401	$ 12,808	$ 24,490	$ 38,302
Total cost of revenues	5,076	10,112	16,308	30,929
Service [Member]
Total net revenues	8,052	6,751	21,968	18,583
Total cost of revenues	$ 7,847	$ 4,128	$ 22,480	$ 10,923