Quarterly Financial Data (unaudited) (Tables)

12 Months Ended

Dec. 31, 2014

Summarized quarterly financial data for 2014 and 2013 is as follows (in thousands, except per share data):

	Quarters Ended
	March 31			June 30			September 30			December 31
	(In thousands, except per share data)
2014
Total revenues	$	—		$	—		$	—		$	100
Net income (loss)	$	4,665		$	(15,719	)	$	(5,625	)	$	(13,439	)
Basic income (loss) per share applicable to common stock	$	0.09		$	(0.28	)	$	(0.10	)	$	(0.24	)
Diluted income (loss) per share applicable to common stock	$	0.08		$	(0.28	)	$	(0.10	)	$	(0.24	)

2013
Total revenues	$	—		$	200		$	—		$	100
Net loss	$	(6,864	)	$	(3,423	)	$	(9,980	)	$	(27,218	)
Basic and diluted loss per share applicable to common stock	$	(0.23	)	$	(0.11	)	$	(0.33	)	$	(0.68	)