Condensed Consolidated Statements of Operations - Entity [Domain] - USD ($) shares in Thousands, $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Revenue	$ 0	$ 0	$ 0	$ 0
Operating expenses:
Research and development	7,737	37,323	17,115	63,506
General and administrative	10,623	32,523	21,102	47,752
Product manufacturing	5,691		7,573
Total operating expenses	24,051	69,846	45,790	111,258
Loss from operations	(24,051)	(69,846)	(45,790)	(111,258)
Other income (expense)	(10)	(370)	1,403	(6,260)
Interest expense on note payable to principal stockholder	(721)	(721)	(1,435)	(1,435)
Interest expense on notes	(4,131)	(2,429)	(13,753)	(6,471)
Interest income	3	1	6	2
Loss before benefit for income taxes	(28,910)	(73,365)	(59,569)	(125,422)
Income tax benefit	0	0	0	0
Net loss	$ (28,910)	$ (73,365)	$ (59,569)	$ (125,422)
Net loss per share - basic and diluted	$ (0.07)	$ (0.19)	$ (0.15)	$ (0.33)
Shares used to compute basic and diluted net loss per share	401,018	380,770	399,972	374,810

The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

No definition available.