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Quarterly Financial Information (unaudited) (Tables) | 12 Months Ended
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Dec. 31, 2012
Quarterly Financial Information (unaudited) [Abstract] |
Quarterly Financial Information (unaudited) | The following is a summary of the quarterly results of operations for the years ended December 31, 2012 and 2011:
|  | Consolidated Statements of Operations |
|  | Quarter Ended |
|  | March 31 |  |  | June 30 |  |  | September 30 |  |  | December 31 |
|  | (In thousands, except per share amounts) |
2012 |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  | $ | 9,865 |  |  | $ | 9,275 |  |  | $ | 7,251 |  |  | $ | 7,391 |
Total operating costs and expenses |  |  | (24,227 | ) |  |  | (22,765 | ) |  |  | (23,404 | ) |  |  | (19,834 | )
Other (expense) income, net (1) |  |  | (16,063 | ) |  |  | (2,665 | ) |  |  | (10,772 | ) |  |  | 14,985 |
Income tax benefit |  |  | - |  |  |  | - |  |  |  | 74 |  |  |  | - |
Net (loss) income |  |  | (30,425 | ) |  |  | (16,155 | ) |  |  | (26,851 | ) |  |  | 2,542 |
Basic and diluted net (loss) income per share of common stock |  | $ | (0.69 | ) |  | $ | (0.24 | ) |  | $ | (0.39 | ) |  | $ | 0.03 |
2011 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues (2) |  | $ | 15,595 |  |  | $ | 16,525 |  |  | $ | 16,229 |  |  | $ | 9,847 |
Total operating costs and expenses |  |  | (22,716 | ) |  |  | (24,394 | ) |  |  | (23,147 | ) |  |  | (21,894 | )
Other income (expense), net |  |  | 801 |  |  |  | (261 | ) |  |  | 375 |  |  |  | 312 |
Income tax expense |  |  | (15 | ) |  |  | - |  |  |  | - |  |  |  | - |
Net loss |  |  | (6,335 | ) |  |  | (8,130 | ) |  |  | (6,543 | ) |  |  | (11,735 | )
Basic and diluted net loss per share of common stock |  | $ | (0.22 | ) |  | $ | (0.27 | ) |  | $ | (0.20 | ) |  | $ | (0.34 | )
(1) | Fluctuations in 2012 primarily relate to (losses) gains on the revaluation of the contingent warrant liabilities.
(2) | Revenue in the first three quarters of 2011 includes the recognition of $14.9 million of the non-recurring license fee received as consideration for the collaboration with Servier entered into in December 2010.

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- Definition Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=20225539&loc=d3e1280-108306 + Details
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