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Legal Matters (Details) (USD $) In Millions, unless otherwise specified | 0 Months Ended | 1 Months Ended | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | ---
Sep. 14, 2012 | Jun. 04, 2012 | Dec. 27, 2011 | May 31, 2013 | Aug. 31, 2012 | Aug. 31, 2013 | May 31, 2012
Nevada Development Contract Litigation |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |
Acres of purchased land by LVDA |  |  |  |  |  | 83 |
Expected compensatory damages |  |  |  |  |  | $ 55.0 |
Expected interest charges |  |  |  |  |  | 41.0 |
Estancia Coastal Litigation |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |
Expected compensatory damages |  |  | 9.8 |  |  |  |
Court judgment in favor of the plaintiff in the amount | 1.4 | 9.2 |  |  |  |  |
Expected interest charges |  | 0.9 |  |  |  |  |
Recorded charge to increase accrual |  |  |  |  | 8.8 | 1.0 |
Loss contingency accrual, carrying value, payments |  |  |  | 3.0 |  |  |
Loss contingency accrual, at carrying value |  |  |  |  |  | $ 9.7 | $ 11.7

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- Definition This element represents the gross amount awarded, to be received by, or to be remitted to the entity in settlement of litigation occurring during the period. + References No definition available. + Details
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