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Inventory Impairments and Land Option Contract Abandonments (Tables) | 9 Months Ended
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Aug. 31, 2012
Inventory Impairments and Land Option Contract Abandonments [Abstract] |
Summary of Quantitative Unobservable Inputs Utilized in Determining the Fair Value of Communities | The following table summarizes ranges for significant quantitative unobservable inputs the Company utilized in its fair value measurements with respect to the impaired communities or land parcels written down to fair value during the periods presented:
|  | Nine Months Ended |  | Three Months Ended
Unobservable Input (a) |  | August 31, 2012 |  | August 31, 2012
Average selling price |  | $115,200 - $497,900 |  | $152,000 - $246,200
Deliveries per month |  | 1 - 6 |  | 2 - 4
Discount rate |  | 17% - 20% |  | 17% - 20%
(a) | The ranges of inputs used primarily reflect the underlying variability among the various housing markets where each of the impacted communities or land parcels are located, rather than changes in prevailing market conditions.

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- Definition Summary of certain quantitative unobservable inputs utilized in determining the fair value of communities. + References No definition available. + Details
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