| **Allowance for Doubtful Accounts (Tables)**                            | 3 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
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| **Allowance for Doubtful Accounts [Abstract]**                          |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             |
| Allowance For Credit Losses On Receivables [Table Text Block]           | The following tables present the activity related to our allowance for doubtful accounts for our retail portfolio segment, wholesale portfolio segment, and trade and other receivables: Three Months Ended January 31, 2017(in millions)RetailPortfolio WholesalePortfolio Trade andOtherReceivables TotalAllowance for doubtful accounts, at beginning of period$19 $2 $28 $49Provision for doubtful accounts, net of recoveries5 — 1 6Charge-off of accounts(3) — (1) (4)Other(A)(2) — — (2)Allowance for doubtful accounts, at end of period$19 $2 $28 $49 Three Months Ended January 31, 2016(in millions)RetailPortfolio WholesalePortfolio Trade andOtherReceivables TotalAllowance for doubtful accounts, at beginning of period$22 $4 $22 $48Provision for doubtful accounts, net of recoveries2 — 3 5Charge-off of accounts(3) — (1) (4)Other(A)(2) — (1) (3)Allowance for doubtful accounts, at end of period$19 $4 $23 $46____________________(A)Amounts include impact from currency translation. |
| Impaired Financing Receivables [Table Text Block]                       | The following table presents information regarding impaired finance receivables: January 31, 2017 October 31, 2016(in millions)RetailPortfolio WholesalePortfolio Total RetailPortfolio WholesalePortfolio TotalImpaired finance receivables with specific loss reserves$12 $— $12 $15 $— $15Impaired finance receivables without specific loss reserves— — — — — —Specific loss reserves on impaired finance receivables9 — 9 8 — 8Finance receivables on non-accrual status12 — 12 15 — 15                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |
| Allowance for Credit Losses on Financing Receivables [Table Text Block] | use the aging of our receivables as well as other inputs when assessing credit quality. The following table presents the aging analysis for finance receivables: January 31, 2017 October 31, 2016(in millions)RetailPortfolio WholesalePortfolio Total RetailPortfolio WholesalePortfolio TotalCurrent, and up to 30 days past due$353 $991 $1,344 $449 $1,198 $1,64730-90 days past due26 1 27 37 — 37Over 90 days past due12 1 13 13 1 14Total finance receivables$391 $993 $1,384 $499 $1,199 $1,698                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |

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| - Definition
Tabular disclosure of total receivables and activity in the allowance for credit losses account.
+ References
No definition available.
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| - Definition
Allowance for Doubtful Accounts [Abstract]
+ References
No definition available.
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| - Definition
Tabular disclosure of financing receivables (examples of financing receivables include loans, trade accounts receivable and notes receivable) and activity in the allowance for credit losses account.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953423-111524
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| - Definition
Tabular disclosure of impaired financing receivables.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5212-111524
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