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Basis of Presentation and Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2014
Basis of Presentation and Significant Accounting Policies [Abstract] |
Outstanding securities considered anti-dilutive | The following table shows the total outstanding securities considered anti-dilutive and therefore excluded from the computation of diluted net loss per share (in thousands):
|  | December 31, |
|  | 2014 |  |  | 2013 |  |  | 2012 |
Options for common stock |  |  | 6,666 |  |  |  | 7,087 |  |  |  | 5,603 |
Warrants for common stock |  |  | 2,073 |  |  |  | 15,839 |  |  |  | 13,840 |
Total |  |  | 8,739 |  |  |  | 22,926 |  |  |  | 19,443 |
Reconciliation of the numerators and denominators of the basic and diluted net loss per share of common stock | For the year ended December 31, 2014, the following is a reconciliation of the numerators and denominators of the basic and diluted net loss per share of common stock (in thousands):
|  | December 31, |
|  | 2014 |
Numerator |  |  |
Net loss before taxes |  |  |
Basic |  | $ | (38,301 | )
Adjustment for revaluation of contingent warrant liabilities |  |  | (39,512 | )
Diluted |  | $ | (77,813 | )
Denominator |  |  |  |
Weighted average shares outstanding used for basic net loss per share |  |  | 107,435 |
Effect of dilutive warrants |  |  | 7,898 |
Weighted average shares outstanding for dilutive net loss per share |  |  | 115,333 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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