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Stockholders' Equity (Details) (Service-based vesting condition options [Member])
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12 Months Ended | |
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Nov. 30, 2012
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Nov. 30, 2011
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Service-based vesting condition options [Member]
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| Weighted average values: | ||
| Expected dividends | 0.00% | 0.00% |
| Expected volatility | 113.00% | 108.00% |
| Risk free interest rate | 0.87% | 1.20% |
| Expected life | 5 years 6 months | 5 years 6 months |
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- Definition
Expected dividends to be paid to holders of the underlying shares or financial instruments (expressed as a percentage of the share or instrument's price). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Risk-free interest rate assumption used in valuing an instrument. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Expected term of share-based compensation awards, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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