|
Non-Controlling and Beneficial Intersts (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | |
|---|---|---|
|
Oct. 31, 2011
|
Oct. 31, 2010
|
|
| Non Controlling Interests Disclosure Details [Abstract] | ||
| Increase in estimated redemption value of redeemable non-controlling interest | $ 30.2 | $ 18.4 |