|
Income Taxes - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified |
Aug. 31, 2014
|
Nov. 30, 2013
|
|---|---|---|
| Income Tax Disclosure [Abstract] | ||
| Unrecognized tax benefits | $ 134.1 | $ 126.8 |
| Unrecognized tax benefits that would impact effective tax rate in future | 89.3 | 85.5 |
| Accrued interest on unrecognized tax benefits | 28.4 | 22.9 |
| Accrued material penalties | $ 0 | $ 0 |