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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Nov. 30, 2011
Summary of Significant Accounting Policies [Abstract] |
Basic and diluted loss per share |
|  | Years Ended November 30, |
|  | 2011 |  |  | 2010 |  |  | 2009 |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |
Net loss |  | $ | (178,768 | ) |  | $ | (69,368 | ) |  | $ | (101,784 | )
Denominator: |  |  |  |  |  |  |  |  |  |  |  |
Basic and diluted average shares outstanding |  |  | 77,043 |  |  |  | 76,889 |  |  |  | 76,660 |
Basic and diluted loss per share |  | $ | (2.32 | ) |  | $ | (.90 | ) |  | $ | (1.33 | )

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations. + References No definition available. + Details
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