| **Finance Receivables (Tables)**                                               | 9 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |
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| **Receivables [Abstract]**                                                     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |
| Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] | Our Finance receivables, net consist of the following:(in millions)July 31, 2015 October 31, 2014Retail portfolio$606 $726Wholesale portfolio1,372 1,339Total finance receivables1,978 2,065Less: Allowance for doubtful accounts28 27Total finance receivables, net1,950 2,038Less: Current portion, net(A)1,737 1,758Noncurrent portion, net$213 $280_________________________(A)The current portion of finance receivables is computed based on contractual maturities. Actual cash collections typically vary from the contractual cash flows because of prepayments, extensions, delinquencies, credit losses, and renewals. |
| Finance Revenues Derived From Receivables [Table Text Block]                   | The following table presents the components of our Finance revenues: Three Months Ended July 31, Nine Months Ended July 31,(in millions)2015 2014 2015 2014Retail notes and finance leases revenue$12 $16 $37 $49Wholesale notes interest27 22 75 59Operating lease revenue16 15 46 44Retail and wholesale accounts interest8 7 25 20Gross finance revenues63 60 183 172Less: Intercompany revenues(26) (22) (75) (57)Finance revenues$37 $38 $108 $115                                                                                           |

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Finance Revenues Derived From Receivables [Table Text Block]
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Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.
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Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3, 4 -Article 5
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