Condensed Consolidated Statements of Operations (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Statement [Abstract]
Net revenue	$ 10,438	$ 18,900	$ 35,775	$ 52,302
Cost of goods sold	8,880	15,706	30,871	41,793
Gross profit	1,558	3,194	4,904	10,509
Expenses:
Selling and operating	3,430	7,010	10,417	19,860
General and administrative	1,230	2,194	4,100	6,566
Share based compensation	131	461	531	1,081
Acquisition costs		59		865
Restructuring costs	66	355	424	355
Litigation	1,084		1,584
Depreciation and amortization	102	999	376	2,183
Goodwill and other asset impairments		1,365		1,365
Total expenses	6,043	12,443	17,432	32,275
Loss from continuing operations	(4,485)	(9,249)	(12,528)	(21,766)
Other income			147
Interest expense	(54)	(340)	(423)	(795)
Change in valuation of warrants, net	660	6,789	6,924	8,204
Loss before income taxes	(3,879)	(2,800)	(5,880)	(14,357)
Income tax (expense) benefit	(2)	287	22	1,496
Loss from continuing operations, net of tax	(3,881)	(2,513)	(5,858)	(12,861)
Loss from discontinued operations, net of tax	(397)	(2,237)	(712)	(28,071)
Net loss	$ (4,278)	$ (4,750)	$ (6,570)	$ (40,932)
Net loss per share - basic and diluted:
From continuing operations (in dollars per share)	$ (0.32)	$ (0.98)	$ (0.87)	$ (5.52)
From discontinued operations (in dollars per share)	(0.03)	(0.88)	(0.11)	(12.05)
Net loss per share - basic and diluted (in dollars per share)	$ (0.35)	$ (1.86)	$ (0.98)	$ (17.57)
Weighted-average shares outstanding:
Basic and diluted (in shares)	12,285	2,553	6,757	2,330