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Quarterly Financial Information (unaudited) (Tables) | 12 Months Ended
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Dec. 31, 2014
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, 2014 and 2013:
|  | Consolidated Statements of Operations |
|  | Quarter Ended |
|  | March 31 |  |  | June 30 |  |  | September 30 |  |  | December 31 |
|  | (In thousands, except per share amounts) |
2014 |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  | $ | 3,410 |  |  | $ | 5,973 |  |  | $ | 5,136 |  |  | $ | 4,347 |
Total operating costs and expenses (1) |  |  | (26,884 | ) |  |  | (24,750 | ) |  |  | (25,589 | ) |  |  | (23,475 | )
Other income (expense), net (2) |  |  | 18,787 |  |  |  | 6,880 |  |  |  | 6,054 |  |  |  | 11,810 |
Income tax benefit |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Net loss |  | $ | (4,687 | ) |  | $ | (11,897 | ) |  | $ | (14,399 | ) |  | $ | (7,318 | )
Basice net loss per share of common stock |  | $ | (0.04 | ) |  | $ | (0.11 | ) |  | $ | (0.13 | ) |  | $ | (0.07 | )
Diluted net loss per share of common stock |  | $ | (0.21 | ) |  | $ | (0.17 | ) |  | $ | (0.17 | ) |  | $ | (0.12 | )
2013 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  | $ | 9,453 |  |  | $ | 7,151 |  |  | $ | 6,312 |  |  | $ | 12,535 |
Total operating costs and expenses |  |  | (20,777 | ) |  |  | (21,230 | ) |  |  | (23,535 | ) |  |  | (28,114 | )
Other (expense) income , net (2) |  |  | (13,563 | ) |  |  | (3,169 | ) |  |  | (12,416 | ) |  |  | (36,719 | )
Income tax benefit (expense) |  |  | - |  |  |  | - |  |  |  | 15 |  |  |  | (1 | )
Net loss |  | $ | (24,887 | ) |  | $ | (17,248 | ) |  | $ | (29,624 | ) |  | $ | (52,299 | )
Basic and diluted net loss per share of common stock |  | $ | (0.30 | ) |  | $ | (0.21 | ) |  | $ | (0.34 | ) |  | $ | (0.55 | )
(1) | In 2014, the Company corrected an immaterial error driven by certain stock-based compensation expense in the fourth quarter of 2014, resulting in a decrease to operating expenses and net loss by $1.6 million and a decrease to basic and diluted loss per share of $0.01 and $0.02, respectively, for the three months ended December 31, 2014. Refer to Note 2, Basis of Presentation and Significant Accounting Policies - Correction of an Immaterial Error
(2) | Fluctuations in 2014 and 2013 primarily relate to (losses) gains on the revaluation of the contingent warrant liabilities.

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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=35737889&loc=d3e1280-108306 + Details
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