Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Revenues:
Product sales	$ 2,102	$ 677
Product royalty revenues	934	194
Research and development reimbursements	4	775
Contract revenues		11,408
Total Revenues:	3,040	13,054
Cost of sales	2,550	1,124
Expenses:
Research and development	5,377	6,549
Selling, general and administrative	13,055	13,181
Total Expenses:	18,432	19,730
Loss from operations	(17,942)	(7,800)
Interest expense, net	(778)	(420)
Other (expense) income, net	(13)	27
Net loss	$ (18,733)	$ (8,193)
Basic and diluted loss per share:	$ (0.36)	$ (0.16)
Weighted average common stock shares outstanding:	52,230,648	51,908,844