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GOODWILL AND OTHER INTANGIBLE ASSETS Disclosures and Components of Purchased Other Intangibles (Details) - USD ($) $ in Millions | Apr. 30, 2016 | Oct. 31, 2015
--- | --- | ---
Finite-Lived Intangible Assets, Net |  |
Gross Carrying Amount | $ 1,283 | $ 1,139
Accumulated Amortization and Impairments | 793 | 694
Net Book Value | 490 | 445
Purchased Technology |  |
Finite-Lived Intangible Assets, Net |  |
Gross Carrying Amount | 840 | 746
Accumulated Amortization and Impairments | 535 | 476
Net Book Value | 305 | 270
Backlog |  |
Finite-Lived Intangible Assets, Net |  |
Gross Carrying Amount | 1 |
Accumulated Amortization and Impairments | 1 |
Net Book Value | 0 |
Trademark/Tradenames |  |
Finite-Lived Intangible Assets, Net |  |
Gross Carrying Amount | 154 | 141
Accumulated Amortization and Impairments | 57 | 50
Net Book Value | 97 | 91
Customer Relationships |  |
Finite-Lived Intangible Assets, Net |  |
Gross Carrying Amount | 266 | 230
Accumulated Amortization and Impairments | 200 | 168
Net Book Value | 66 | 62
Total amortizable intangible assets |  |
Finite-Lived Intangible Assets, Net |  |
Gross Carrying Amount | 1,261 | 1,117
Accumulated Amortization and Impairments | 793 | 694
Net Book Value | 468 | 423
In-Process R&D |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) |  |
In-Process R&D | $ 22 | $ 22

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