Stock-Based Compensation (Summary Of Employee And Non-Employee Transactions) (Details) - $ / shares |
6 Months Ended | |
|---|---|---|
Jun. 30, 2015 |
Jun. 30, 2014 |
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| Stock-Based Compensation [Abstract] | ||
| Number of options, Oustanding | 11,400,806 | 9,356,795 |
| Number of options, Granted | 3,726,316 | 1,398,499 |
| Number of options, Exercised | (889,428) | (448,693) |
| Number of options, Expired | (1,431,879) | |
| Number of options, Oustanding | 12,805,815 | 10,306,601 |
| Weighted average exercise price, Outstanding | $ 0.93 | $ 0.92 |
| Weighted average exercise price, Granted | 0.71 | 1.07 |
| Weighted average exercise price, Exercised | 0.80 | 0.80 |
| Weighted average exercise price, Expired | 0.80 | |
| Weighted average exercise price, Outstanding | $ 0.89 | $ 0.94 |
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- Definition Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Gross number of share options (or share units) granted during the period. No definition available.
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- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Weighted average price at which option holders acquired shares when converting their stock options into shares. No definition available.
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- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired. No definition available.
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- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. No definition available.
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- References No definition available.
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- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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