CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME [Abstract]
Revenues	$ 8,323	$ 218	$ 9,015	$ 541
Cost of revenues	3,042	1,560	10,226	3,755
Gross profit (loss)	5,281	(1,342)	(1,211)	(3,214)
Operating expenses:
Engineering and product development	471	345	946	1,423
Selling and marketing	4,001	429	5,984	2,366
General and administrative	3,132	1,885	6,819	5,988
Total operating expenses	7,604	2,659	13,749	9,777
Operating loss before other income (expense), net	(2,323)	(4,001)	(14,960)	(12,991)
Other income (expense), net:
Interest expense, net	(5,577)	(527)	(8,738)	(528)
Change in fair value of warrant liability	(1,329)	2,108	(679)	7,151
Gain on sale of assets	0	11	0	16
Registration rights liquidated damages			0	(3,420)
Other (loss) income, net	(5)	121	23	131
Nonoperating Income (Expense)	(6,911)	1,713	(9,394)	3,350
Net income (loss)	(9,234)	(2,288)	(24,354)	(9,641)
Deemed dividend related to warrant modification	(2,962)	0	(2,962)	0
Net loss attributable to common stockholders	$ (12,196)	$ (2,288)	$ (27,316)	$ (9,641)
Basic and diluted net loss per share (in dollars per share)	$ (1.29)	$ (0.44)	$ (3.42)	$ (1.89)
Shares used in computing basic and diluted net loss per share (in shares)	9,442,022	5,216,290	7,994,012	5,108,418
Other comprehensive income:
Foreign currency translation adjustments	$ 10	$ 0	$ 10	$ 0
Comprehensive loss	$ (12,186)	$ (2,288)	$ (27,305)	$ (9,641)