CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Income Statement [Abstract]
Revenues		$ 11,243	$ 3,539	$ 22,476
Cost of revenues		3,354	100	6,108
Gross profit		7,889	3,439	16,368
Operating expenses:
Engineering and product development		343	143	657
Selling and marketing		6,425	620	14,228
General and administrative	1,848	2,932	4,190	6,897
Other income	(2,650)		(2,650)
Loss on disposal of assets	2,166		4,251	843
Total operating expenses	1,364	9,700	6,554	22,625
Loss from continuing operations before interest financing and other expense, net	(1,364)	(1,811)	(3,115)	(6,257)
Revaluation of asset contribution related financial instruments, net (Note 2)	2,622		2,622
Interest and other financing expense, net	(46)	(292)	(123)	(625)
Income (loss) from continuing operations before income taxes	1,212	(2,103)	(616)	(6,882)
Income tax expense	(73)	(135)	(94)	(228)
Income (loss) from continuing operations	1,139	(2,238)	(710)	(7,110)
Discontinued operations:
Loss from discontinued operations, net of taxes		(125)		(125)
Net income (loss)	$ 1,139	$ (2,363)	$ (710)	$ (7,235)
Basic net income (loss) per share (Note 1):
Continuing operations (in dollars per share)	$ 0.18	$ (0.50)	$ (0.14)	$ (1.75)
Discontinued operations (in dollars per share)		(0.05)
Basic and diluted net loss per share (in dollars per share)	0.18	(0.55)	(0.14)	(1.75)
Diluted net loss per share:(Note 1)
Continuing operations (in dollars per share)	(0.04)	(0.50)	(0.16)	(1.75)
Discontinued operations (in dollars per share)		(0.05)
Diluted net loss per share (in dollars per share)	$ (0.04)	$ (0.55)	$ (0.16)	$ (1.75)
Other comprehensive income (loss):
Reclassification of cumulative translation adjustment to statement of operations			$ 3,021
Foreign currency translation adjustments	$ 176	$ (670)	278	(758)
Total other comprehensive income (loss)	176	(670)	3,299	(758)
Comprehensive income (loss)	$ 1,315	$ (3,033)	$ 2,589	$ (7,993)