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Stock Based Compensation Plans (Details) (USD $)
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12 Months Ended | ||
|---|---|---|---|
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Oct. 31, 2011
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Oct. 31, 2010
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Oct. 31, 2009
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| Stock-based compensation expense: | |||
| Stock options (under the 2008 Plan) | $ 31,536,000 | $ 32,225,000 | $ 34,305,000 |
| Restricted shares (under the 2008 Plan) | 17,180,000 | 13,065,000 | 5,920,000 |
| Phantom stock units (under the 2008 Plan) | 264,000 | 301,000 | 195,000 |
| Employee stock purchase plan | 782,000 | 1,099,000 | 897,000 |
| Incentive Plan - Stock Alternative Expense | 373,000 | 342,000 | 153,000 |
| ACM Plan | 639,000 | 408,000 | 200,000 |
| PPA Plan | 1,520,000 | 720,000 | |
| Total stock-based compensation expense | 52,294,000 | 48,160,000 | 41,670,000 |
| Tax benefits expected to be realized for tax deductions from option exercises | $ 16,500,000 | $ 15,000,000 | $ 12,000,000 |