CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Revenue:
Net product revenue	$ 8,518	$ 12,749	$ 26,138	$ 25,161
License and milestone revenue			5,000
Supply revenue	2,119		5,931	1,526
Royalty revenue	590	1,027	1,170	2,413
Total revenue	11,227	13,776	38,239	29,100
Operating expenses:
Cost of goods sold	3,570	2,647	9,737	6,351
Selling, general and administrative	11,630	13,692	23,061	28,814
Research and development	1,014	1,096	3,194	2,125
Total operating expenses	16,214	17,435	35,992	37,290
(Loss) income from operations	(4,987)	(3,659)	2,247	(8,190)
Interest expense and other expense, net	8,398	7,735	16,700	15,896
Loss before income taxes	(13,385)	(11,394)	(14,453)	(24,086)
Provision for (benefit from) provision for income taxes	1	7	(11)	23
Net loss	$ (13,386)	$ (11,401)	$ (14,442)	$ (24,109)
Basic and diluted net loss per share:
Basic and diluted net loss per share (in dollars per share)	$ (0.13)	$ (0.11)	$ (0.14)	$ (0.23)
Shares used in per share computation:
Basic and diluted (in shares)	105,712	104,126	105,596	104,099