Contingencies and Litigation - Additional Information (Details) - USD ($) $ in Millions |
May 31, 2016 |
Aug. 31, 2015 |
|---|---|---|
| Commitments and Contingencies Disclosure [Abstract] | ||
| Outstanding letters of credit | $ 19.1 | $ 18.1 |
| Discounted present value of future minimum lease payments | $ 16.3 |
| X | ||||||||||
- Definition Discounted present value of future minimum lease payments. No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. No definition available.
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