| **Allowance for Doubtful Accounts (Tables)**                            | 6 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 April 30, 2016 Three Months Ended April 30, 2015(in millions)RetailPortfolio WholesalePortfolio Trade andOtherReceivables Total RetailPortfolio WholesalePortfolio Trade andOtherReceivables TotalAllowance for doubtful accounts, at beginning of period$19 $4 $23 $46 $23 $3 $32 $58Provision for doubtful accounts, net of recoveries1 — 1 2 3 — — 3Charge-off of accounts(A)(1) — — (1) — — — —Other(B)2 — 2 4 (1) — (2) (3)Allowance for doubtful accounts, at end of period$21 $4 $26 $51 $25 $3 $30 $58 Six Months Ended April 30, 2016 Six Months Ended April 30, 2015(in millions)RetailPortfolio WholesalePortfolio Trade andOtherReceivables Total RetailPortfolio WholesalePortfolio Trade andOtherReceivables TotalAllowance for doubtful accounts, at beginning of period$22 $4 $22 $48 $24 $3 $38 $65Provision for doubtful accounts, net of recoveries3 — 4 7 5 — — 5Charge-off of accounts(A)(4) — (1) (5) (1) — (3) (4)Other(B)— — 1 1 (3) — (5) (8)Allowance for doubtful accounts, at end of period$21 $4 $26 $51 $25 $3 $30 $58_________________________(A)We repossess sold and leased vehicles on defaulted finance receivables and leases, and place them into Inventories. Losses recognized at the time of repossession and charged against the allowance for doubtful accounts were less than $1 million in both the three and six months ended April 30, 2016, as well as the three and six months ended April 30, 2015.(B)Amounts include impact from currency translation. |
| Impaired Financing Receivables [Table Text Block]                       | The following table presents information regarding impaired finance receivables: April 30, 2016 October 31, 2015(in millions)RetailPortfolio WholesalePortfolio Total RetailPortfolio WholesalePortfolio TotalImpaired finance receivables with specific loss reserves$21 $— $21 $21 $— $21Impaired finance receivables without specific loss reserves— — — — — —Specific loss reserves on impaired finance receivables11 — 11 9 — 9Finance receivables on non-accrual status21 — 21 21 — 21                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |
| 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: April 30, 2016 October 31, 2015(in millions)RetailPortfolio WholesalePortfolio Total RetailPortfolio WholesalePortfolio TotalCurrent, and up to 30 days past due$435 $1,276 $1,711 $486 $1,461 $1,94730-90 days past due52 3 55 48 4 52Over 90 days past due19 1 20 20 2 22Total finance receivables$506 $1,280 $1,786 $554 $1,467 $2,021                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |

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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]
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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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