| **Allowance for Doubtful Accounts**            | 12 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
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| **Allowance for Doubtful Accounts [Abstract]** |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| Allowance for Doubtful Accounts                | Allowance for Doubtful AccountsOur two finance receivables portfolio segments, retail and wholesale, each consist of one class of receivable based on: (i) initial measurement attributes of the receivables, and (ii) the assessment and monitoring of risk and performance of the receivables. For more information, see Note 3, Finance Receivables.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: For the Year Ended October 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 recoveries8 (2) 6 12Charge-off of accounts(9) — (3) (12)Other(A)(2) — 3 1Allowance for doubtful accounts, at end of period$19 $2 $28 $49 For the Year Ended October 31, 2015(in millions)RetailPortfolio WholesalePortfolio Trade andOtherReceivables TotalAllowance for doubtful accounts, at beginning of period$24 $3 $38 $65Provision for doubtful accounts, net of recoveries6 1 — 7Charge-off of accounts(3) — (5) (8)Other(A)(5) — (11) (16)Allowance for doubtful accounts, at end of period$22 $4 $22 $48 For the Year Ended October 31, 2014(in millions)Retail Portfolio Wholesale Portfolio Trade and Other Receivables TotalAllowance for doubtful accounts, at beginning of period$21 $2 $37 $60Provision for doubtful accounts, net of recoveries13 1 10 24Charge-off of accounts(9) — (6) (15)Other(A)(1) — (3) (4)Allowance for doubtful accounts, at end of period$24 $3 $38 $65____________________(A)Amounts include impact from currency translation.The accrual of interest income is discontinued on certain impaired finance receivables. Impaired finance receivables include accounts with specific loss reserves and certain accounts that are on non-accrual status. In certain cases, we continue to collect payments on our impaired finance receivables.The following table presents information regarding impaired finance receivables: October 31, 2016 October 31, 2015(in millions)RetailPortfolio WholesalePortfolio Total RetailPortfolio WholesalePortfolio TotalImpaired finance receivables with specific loss reserves$15 $— $15 $21 $— $21Impaired finance receivables without specific loss reserves— — — — — —Specific loss reserves on impaired finance receivables8 — 8 9 — 9Finance receivables on non-accrual status15 — 15 21 — 21The average balances of the impaired finance receivables in the retail portfolio were $18 million and $21 million during the years ended October 31, 2016 and 2015, respectively.We 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: As of October 31, 2016(in millions)RetailPortfolio WholesalePortfolio TotalCurrent, and up to 30 days past due$449 $1,198 $1,64730-90 days past due37 — 37Over 90 days past due13 1 14Total finance receivables$499 $1,199 $1,698 |

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Allowance for Doubtful Accounts [Abstract]
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The entire disclosure for allowance for credit losses.
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No definition available.
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