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Fair Value Measurements (Details 1) (USD $)
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9 Months Ended |
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May 31, 2013
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Discount To Be Imputed As Interest Expense In Future Periods
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| Balance, beginning | $ 112,958,000 |
| Total gains and losses (realized and unrealized) | |
| Imputed interest recorded as "Other Expense" | |
| Transfers in and/or out of Level 3 | |
| Balance, ending | 112,958,000 |
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Tap Participation Fee Report Liability
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| Balance, beginning | 68,269,200 |
| Total gains and losses (realized and unrealized) | |
| Imputed interest recorded as "Other Expense" | 2,416,600 |
| Transfers in and/or out of Level 3 | |
| Balance, ending | 70,685,800 |
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Gross Estimated Tap Participation Fee Liability
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| Balance, beginning | 44,688,800 |
| Total gains and losses (realized and unrealized) | |
| Imputed interest recorded as "Other Expense" | (2,416,600) |
| Transfers in and/or out of Level 3 | |
| Balance, ending | $ 42,272,200 |
| X | ||||||||||
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- Definition
ImputedInterestExpense No definition available.
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| X | ||||||||||
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- Definition
Amount of gain (loss) recognized in the income statement for financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of transfer of financial instrument classified as an asset into (out of) level 3 of the fair value hierarchy. No definition available.
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| X | ||||||||||
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- Definition
Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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