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Income Taxes Reconciliation (Details)
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3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
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Apr. 30, 2013
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Apr. 30, 2012
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Apr. 30, 2013
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Apr. 30, 2012
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| Reconconciliation to the Company's effective income tax rate | ||||
| Federal statutory rate | 35.00% | 35.00% | 35.00% | 35.00% |
| Effective income tax rate (as a percent) | 36.10% | 35.90% | 36.90% | 35.80% |