Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Income Statement [Abstract]
Revenue	$ 3,134	$ 313
Cost of revenue	1,502	209
Gross margin	1,632	104
Operating expenses:
General and administrative	22,353	17,676
Sales and marketing	238	198
Research and development	346	297
Impairment of goodwill and intangible assets	303	2,169
Total operating expenses	23,240	20,340
Operating loss	(21,608)	(20,236)
Other non-operating (expense) / income
Interest (expense) / income, net	(385)	216
Accretion of debt discount	(5,627)	(41)
Loss on sale of investments	(84)	(1,410)
Gain on sale of property and equipment	370
Impairment of investments	(2,787)	(1,358)
Loss on extinguishment of debt		(2,013)
Inducement expense	(20,312)
Total other non-operating expenses	(28,825)	(4,606)
Net loss before non-controlling interest	(50,433)	(24,842)
Net loss attributable to non-controlling interest		319
Net loss attributable to Common stockholders	(50,433)	(24,523)
Other comprehensive loss
Reclassification adjustment for comprehensive loss included in net loss	66	1,453
Unrealized holding loss		(313)
Comprehensive loss	$ (50,367)	$ (23,383)
Per-share data
Basic and diluted loss per share	$ (1.34)	$ (1.08)
Weighted average number of common shares outstanding	37,744,600	22,651,914