Selected Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2015

Quarterly Financial Information Disclosure [Abstract]

Selected Quarterly Financial Data (Unaudited)

12. Selected Quarterly Financial Data (Unaudited)

The following financial information reflects all normal recurring adjustments, which are, in the opinion of management, necessary for a fair statement of the results of the interim periods. Summarized quarterly data for the years ended December 31, 2015 and 2014 are as follows (in thousands, except per share data):

	Fiscal Year 2015 Quarters
	1st			2nd			3rd			4th			Total
Revenues	$	4		$	1		$	39		$	17		$	61
Net loss	$	(40,375	)	$	(39,378	)	$	(38,906	)	$	(45,784	)	$	(164,443	)
Basic and diluted net loss per share(1)	$	(0.40	)	$	(0.39	)	$	(0.39	)	$	(0.45	)	$	(1.63	)
	Fiscal Year 2014 Quarters
	1st			2nd			3rd			4th			Total
Revenues	$	30		$	28		$	15		$	47		$	120
Net loss	$	(17,828	)	$	(21,495	)	$	(24,786	)	$	(28,366	)	$	(92,475	)
Basic and diluted net loss per share(1)	$	(0.19	)	$	(0.22	)	$	(0.25	)	$	(0.28	)	$	(0.95	)

(1) Net loss per common share, basic and diluted, are computed independently for each quarter and the full year based upon respective average shares outstanding. Therefore, the sum of the quarterly net loss per common share amounts may not equal the annual amounts reported.