| **Investments in Non-Consolidated Affiliates Combined Assets, Liabilities and Equity of Equity Method Investments (Details) (USD $)In Millions, unless otherwise specified** | Oct. 31, 2014                                                                         | Oct. 31, 2013                                                                         |
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| **Equity Method Investment, Summarized Financial Information, Assets [Abstract]**                                                                                            |                                                                                  |                                                                                  |
| Equity Method Investment, Summarized Financial Information, Current Assets                                                                                                   | $ 252us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets        | $ 254us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets        |
| Equity Method Investment, Summarized Financial Information, Noncurrent Assets                                                                                                | 130us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNoncurrentAssets       | 50us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNoncurrentAssets        |
| Equity Method Investment, Summarized Financial Information, Assets                                                                                                           | 382us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAssets                 | 304us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAssets                 |
| **Equity Method Investment, Summarized Financial Information, Liabilities and Equity [Abstract]**                                                                            |                                                                                  |                                                                                  |
| Equity Method Investment, Summarized Financial Information, Current Liabilities                                                                                              | 191us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilities     | 111us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilities     |
| Equity Method Investment, Summarized Financial Information, Noncurrent Liabilities                                                                                           | 12us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNoncurrentLiabilities   | 8us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNoncurrentLiabilities    |
| Equity Method Investment, Summarized Financial Information, Liabilities                                                                                                      | 203us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilities            | 119us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilities            |
| **Equity Method Investment Summarized Financial Information, Equity [Abstract]**                                                                                             |                                                                                  |                                                                                  |
| Equity Method Investment, Summarized Financial Information, Equity Excluding Noncontrolling Interests                                                                        | 75us-gaap_EquityMethodInvestmentSummarizedFinancialInformationEquityOrCapital         | 77us-gaap_EquityMethodInvestmentSummarizedFinancialInformationEquityOrCapital         |
| Equity Method Investment, Summarized Financial Information, Noncontrolling Interest                                                                                          | 104us-gaap_EquityMethodInvestmentSummarizedFinancialInformationMinorityInterest       | 108us-gaap_EquityMethodInvestmentSummarizedFinancialInformationMinorityInterest       |
| Equity Method Investment Summarized Financial Information, Equity                                                                                                            | 179us-gaap_EquityMethodInvestmentSummarizedFinancialInformationEquity                 | 185us-gaap_EquityMethodInvestmentSummarizedFinancialInformationEquity                 |
| Equity Method Investment, Summarized Financial Information, Liabilities and Equity                                                                                           | $ 382us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquity | $ 304us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquity |

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|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The amount of assets reported by an equity method investment of the entity.
+ References
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|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The amount of current assets reported by an equity method investment of the entity.
+ References
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|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The amount of current liabilities reported by an equity method investment of the entity.
+ References
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|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of equity, including noncontrolling interest, reported by an equity method investment of the entity.
+ References
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|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of equity, excluding noncontrolling interest, attributable to the equity method investment of the entity.
+ References
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|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The amount of liabilities reported by an equity method investment of the entity.
+ References
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|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The amount of liabilities and equity reported by an equity method investment of the entity.
+ References
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|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of equity attributable to noncontrolling interests of an equity method investment of the entity.
+ References
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|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The amount of noncurrent assets reported by an equity method investment of the entity.
+ References
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|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The amount of noncurrent liabilities reported by an equity method investment of the entity.
+ References
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