CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Revenues:
Product sales	$ 11,309	$ 9,658	$ 35,748	$ 14,090
Total revenues	11,309	9,658	35,748	14,090
Costs and expenses:
Cost of product sales	6,772	5,532	19,241	10,541
Gross profit	4,537	4,126	16,507	3,549
Research and development	3,740	7,835	11,486	15,470
Selling, general and administrative	5,674	4,313	16,735	9,267
Total operating expenses	9,414	12,148	28,221	24,737
Loss from operations	(4,877)	(8,022)	(11,714)	(21,188)
Other income (expense):
Decrease (increase) in fair value of warrants	461	949	256	(155)
Bargain purchase gain	0	0	0	3,634
Foreign currency translation gain (loss)	(5)	154	5	154
Interest income	7	3	29	9
Interest expense	(2)	(1)	(6)	(4)
Total other income (expense)	461	1,105	284	3,638
Net loss	$ (4,416)	$ (6,917)	$ (11,430)	$ (17,550)
Net loss per share attributable to common shareholders (Basic and Diluted) (see note 11)	$ (0.26)	$ (0.82)	$ (0.69)	$ (2.90)
Weighted average number of common shares outstanding (Basic and Diluted)	23,788	10,273	23,786	7,569