| **Investments in Non-Consolidated Affiliates Amounts Due To and From Affiliates (Details) - USD ($) $ in Millions** | Oct. 31, 2016 | Oct. 31, 2015 |
|---------------------------------------------------------------------------------------------------------------------|---------------|---------------|
| **Investments in and Advances to Affiliates, Schedule of Investments [Abstract]**                                   |          |          |
| Due from Affiliates                                                                                                 | $ 0           | $ 1           |
| Due to Affiliate                                                                                                    | $ 22          | $ 30          |

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| - Definition
For an unclassified balance sheet, amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership.
+ References
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| - Definition
Amount of payable due to an entity that is affiliated with the reporting entity by means of direct or indirect ownership.
+ References
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| - References
No definition available.
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