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Legal Matters (Details Textual) (USD $) | 6 Months Ended | 1 Months Ended |  | 6 Months Ended
--- | --- | --- | --- | ---
May 31, 2012 | May 31, 2012 Nevada Development Contract Litigation [Member] acre | Dec. 27, 2011 KB Home Coastal Inc. et al adv. Estancia Coastal [Member] | Feb. 29, 2012 KB Home Coastal Inc. et al adv. Estancia Coastal [Member] | May 31, 2012 Plaintiff [Member] | May 31, 2012 Maximum [Member] Plaintiff [Member] | May 31, 2012 Minimum [Member] Nevada Development Contract Litigation [Member]
Legal Matters (Textual) [Abstract] |  |  |  |  |  |  |
Acres of purchased land by LVDA |  | 83 |  |  |  |  |
Expected compensatory damages |  |  | $ 9,800,000 |  |  |  | $ 0
Accrual for compensatory damage | 11,700,000 |  |  | 2,900,000 |  |  |
Increase Decrease recorded Charges | 8,800,000 |  |  |  |  |  |
Minimum compensatory damages sought by plaintiffs for Nevada Development Contract Litigation |  | 55,000,000 |  |  |  |  |
Court judgment in favor of the plaintiff in the amount |  |  |  |  | 9,200,000 |  |
Expected interest charges |  | 41,000,000 |  |  | 900,000 |  |
Expected legal fees and costs |  |  |  |  |  | $ 1,800,000 |

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