| **Property and Equipment, Net (Tables)**                                                                                        | 12 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
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| **Property, Plant and Equipment [Abstract]**                                                                                    |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
| Schedule Of Property Plant And Equipment [Table Text Block]                                                                     | As of October 31,Property and equipment, net included the following: (in millions)2014 2013Land$82 $87Buildings518 575Leasehold improvements60 68Machinery and equipment2,232 2,289Furniture, fixtures, and equipment487 444Equipment leased to others677 663Construction in progress41 55Total property and equipment, at cost4,097 4,181Less: Accumulated depreciation and amortization2,535 2,440Property and equipment, net$1,562 $1,741                                                                                             |
| Schedule Of Equipment Leased To Others And Assets Under Financing Arrangements And Capital Lease Obligations [Table Text Block] | As of October 31, equipment leased to others and assets under financing arrangements and capital lease obligations are as follows: (in millions)2014 2013Equipment leased to others$677 $663Less: Accumulated depreciation210 191Equipment leased to others, net$467 $472    Buildings, machinery, and equipment under financing arrangements and capital lease obligations$70 $93Less: Accumulated depreciation and amortization32 31Assets under financing arrangements and capital lease obligations, net$38 $62                      |
| Schedule Of Depreciation Amortization Expenses And Interest Capitalized [Table Text Block]                                      | For the years ended October 31, 2014, 2013, and 2012, depreciation expense, amortization expense related to assets under financing arrangements and capital lease obligations, and interest capitalized on construction projects are as follows: (in millions)2014 2013 2012Depreciation expense$206 $260 $248Depreciation of equipment leased to others105 135 46Amortization expense3 — 4Interest capitalized— 5 9                                                                                                              |
| Schedule of Future Minimum Lease Payments for Capital Leases [Table Text Block]                                                 | Future minimum lease payments at October 31, 2014, for those leases having an initial or remaining non-cancelable lease term in excess of one year and certain leases that are treated as finance lease obligations, are as follows: (in millions)FinancingArrangementsand CapitalLease Obligations  OperatingLeases Total2015$11 $65 $76201610 51 6120179 41 5020189 36 4520199 29 38Thereafter20 71 91 68 $293 $361Less: Interest portion14    Total$54     |

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Schedule Of Depreciation Amortization Expenses And Interest Capitalized [Table Text Block]
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Schedule Of Equipment Leased To Others And Assets Under Financing Arrangements And Capital Lease Obligations [Table Text Block]
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No definition available.
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Schedule Of Property Plant And Equipment [Table Text Block]
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No definition available.
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Tabular disclosure of future minimum lease payments as of the date of the latest balance sheet presented, in aggregate and for each of the five years succeeding fiscal years, with separate deductions from the total for the amount representing executor costs, including any profit thereon, included in the minimum lease payments and for the amount of the imputed interest necessary to reduce the net minimum lease payments to present value.
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Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737
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