| **Debt (Tables)**              | 9 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |
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| **Debt Disclosure [Abstract]** |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |
| Debt                           | Debt(in millions)July 31, 2014 October 31, 2013Manufacturing operations   Senior Secured Term Loan Credit Facility, as Amended, due 2017, net of unamortized discount of $4 for both periods$693 $6938.25% Senior Notes, due 2021, net of unamortized discount of $21 and $22, respectively1,179 1,1783.00% Senior Subordinated Convertible Notes, due 2014, net of unamortized discount of $2 and $26, respectively165 5444.50% Senior Subordinated Convertible Notes, due 2018, net of unamortized discount of $20 and $23, respectively180 1774.75% Senior Subordinated Convertible Notes, due 2019, net of unamortized discount of $41370 —Debt of majority-owned dealerships34 48Financing arrangements and capital lease obligations52 77Loan Agreement related to 6.5% Tax Exempt Bonds, due 2040225 225Promissory Note13 20Financed lease obligations195 218Other35 39Total Manufacturing operations debt3,141 3,219Less: Current portion254 658Net long-term Manufacturing operations debt$2,887 $2,561(in millions)July 31, 2014 October 31, 2013Financial Services operations   Asset-backed debt issued by consolidated SPEs, at fixed and variable rates, due serially through 2019$850 $778Bank revolvers, at fixed and variable rates, due dates from 2014 through 20201,091 1,018Commercial paper, at variable rates, program matures in 201575 21Borrowings secured by operating and finance leases, at various rates, due serially through 201847 49Total Financial Services operations debt2,063 1,866Less: Current portion766 505Net long-term Financial Services operations debt$1,297 $1,361 |

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| - Definition
Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation.
+ References
No definition available.
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