| **Inventories (Tables)**            | 12 Months Ended                                                                                                                                                                                                               |
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| **Inventory Disclosure [Abstract]** |                                                                                                                                                                                                                          |
| Schedule of inventories             | As of October 31, the following table presents the components of Inventories: (in millions)2014 2013Finished products$880 $692Work in process50 58Raw materials389 460Total inventories$1,319 $1,210 |

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| - Definition
Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.
+ References
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