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Stock Options - Fair Value of Options Granted (Detail) (Service-Based Vesting Condition Options [Member])
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3 Months Ended |
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Feb. 28, 2013
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Service-Based Vesting Condition Options [Member]
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| Weighted average values: | |
| Expected dividends | 0.00% |
| Expected volatility | 113.80% |
| Risk free interest rate | 0.80% |
| Expected life | 5 years |
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- Details
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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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