| **Discontinued Operations (Tables)**                                    | 6 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |
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| **Discontinued Operations and Disposal Groups [Abstract]**              |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |
| Statements of Operations for Discontinued Operations [Table Text Block] | The following table summarizes the discontinued operations activity in the Company's Consolidated Statements of Operations:  Three Months Ended April 30, Six Months Ended April 30,(in millions)2014 2013 2014 2013Sales and revenues, net$— $36 $— $70        Income (loss) before income taxes$1 $(21) $2 $(30)Income tax benefit (expense)— — — —Income (loss) from discontinued operations, net of tax$1 $(21) $2 $(30) |

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