| **Debt (Tables)**              | 6 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
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| **Debt Disclosure [Abstract]** |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             |
| Debt                           | (in millions)April 30, 2013 October 31, 2012Manufacturing operations:   Senior Secured Term Loan Credit Facility, as Amended, due 2017, net of unamortized discount of  $5 and $9, respectively$693 $9918.25% Senior Notes, due 2021, net of unamortized discount of $23 and $28, respectively1,177 8723.0% Senior Subordinated Convertible Notes, due 2014, net of unamortized discount of $38 and $50, respectively532 520Debt of majority-owned dealerships43 60Financing arrangements and capital lease obligations87 140Loan Agreement related to 6.5% Tax Exempt Bonds, due 2040225 225Promissory Note25 30Financed lease obligations209 —Other59 67Total manufacturing operations debt3,050 2,905Less: Current portion122 172Net long-term manufacturing operations debt$2,928 $2,733(in millions)April 30, 2013 October 31, 2012Financial Services operations:   Asset-backed debt issued by consolidated SPEs, at fixed and variable rates, due serially through 2019$805 $994Bank revolvers, at fixed and variable rates, due dates from 2013 through 2019861 763Commercial paper, at variable rates, matured in 2013— 31Borrowings secured by operating and finance leases, at various rates, due serially through 201765 78Total financial services operations debt1,731 1,866Less: Current portion657 1,033Net long-term financial services operations debt$1,074 $833 |

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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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