CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Income Statement [Abstract]
Net sales	$ 98	$ 0
Cost of goods sold	1,805	0
Gross profit	(1,707)	0
Costs and expenses:
Research and development	19,129	21,175
Selling, general and administrative	41,891	6,375
Loss from operations	(62,727)	(27,550)
Other expenses
Interest and investment expense, net	(790)	(7,036)
Debt conversion expense	(1,209)	(25,615)
Change in fair value of derivative instruments-warrants	122	260
Total other expenses	(1,877)	(32,391)
Net loss	$ (64,604)	$ (59,941)
Weighted Average Common Shares Outstanding
Basic and Diluted (in shares)	215,484,670	117,626,669
Net Loss per Common Share, Basic and Diluted
Net Loss per Common Share, Basic and Diluted (in dollars per share)	$ (0.30)	$ (0.51)