|
Stock Based Compensation Plans (Shares Reserved and Issued and Assumptions) (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Oct. 31, 2011
Y
|
Oct. 31, 2010
Y
|
Oct. 31, 2009
Y
|
|
| 2008 Omnibus Incentive Plan | |||
| Non-Voting common stock reserved for issuance under the Company's plan | 16.8 | ||
| Restricted stock issued under plan | 3.0 | ||
| Stock options issued under plan | 8.5 | ||
| Weighted-average grand date fair value | |||
| Weighted-average grant date fair value of options granted ($ per share) | $ 8.55 | $ 8.84 | $ 6.72 |
| Black-Scholes option pricing model assumptions: | |||
| Dividend yield minimum | 2.20% | 1.80% | 2.30% |
| Dividend yield maximum | 2.50% | 2.30% | 3.10% |
| Volatility | 34.00% | 33.00% | |
| Volatility minimum | 32.00% | ||
| Volatility maximum | 34.00% | ||
| Risk-free interest rate minimum | 2.20% | 2.70% | 2.90% |
| Risk-free interest rate maximum | 3.10% | 3.60% | 4.60% |
| Expected life of options (in years) | 7.3 | 7.3 | 7.4 |