Quarterly Financial Data (unaudited)

12 Months Ended

Dec. 31, 2012

Quarterly Financial Data (unaudited) [Abstract]

16. Quarterly Financial Data (unaudited)

Summarized quarterly financial data for 2012 and 2011 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)
2012
Total revenues	$	—		$	—		$	—		$	100
Net income (loss)		(10,135	)		(13,262	)		1,584			3,849
Net income (loss) applicable to common stockholders	$	(10,135	)	$	(13,262	)	$	1,584		$	3,849
Basic and diluted income (loss) per share applicable to common stock	$	(0.49	)	$	(0.63	)	$	0.07		$	0.14

2011
Total revenues	$	—		$	150		$	—		$	100
Net loss		(6,275	)		(3,120	)		(558	)		(4,472	)
Net loss applicable to common stockholders	$	(6,275	)	$	(3,120	)	$	(558	)	$	(4,472	)
Basic and diluted loss per share applicable to common stock	$	(0.42	)	$	(0.20	)	$	(0.03	)	$	(0.21	)

Quarterly and year-to-date loss per share amounts are computed independently of each other. Therefore, the sum of the per share amounts for the quarters may not agree to the per share amounts for the year.

- Definition

The entire disclosure for the quarterly financial data in the annual financial statements. The disclosure may include a tabular presentation of financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income or loss before extraordinary items and earnings per share data. It also includes an indication if the information in the note is unaudited, comments on the aggregate effect of year-end adjustments, and an explanation of matters or transactions that affect comparability or are pertinent to an understanding of the information furnished.

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