| **Short Term Debt (Tables)**           | 12 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                               |
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| **Line of Credit Facility [Abstract]** |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |
| Schedule of Short-term Debt Activities | A summary of the short-term debt activity under our CP program for the twelve months ended October 31, 2015 is as follows.In thousands       Minimum amount outstanding$230,000      Maximum amount outstanding$580,000      Minimum interest rate.15%      Maximum interest rate.30%      Weighted average interest rate.21% |

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| - References
No definition available.
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| - Definition
Tabular disclosure of short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line.
+ References
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