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GOODWILL AND OTHER INTANGIBLE ASSETS Disclosures and Components of Purchased Other Intangibles (Details) - USD ($) $ in Millions | Apr. 30, 2018 | Oct. 31, 2017
--- | --- | ---
Finite-Lived Intangible Assets, Net |  |
Gross Carrying Amount | $ 1,211 | $ 1,206
Accumulated Amortization | 897 | 845
Net Book Value | 314 | 361
Purchased Technology |  |
Finite-Lived Intangible Assets, Net |  |
Gross Carrying Amount | 858 | 855
Accumulated Amortization | 676 | 646
Net Book Value | 182 | 209
Trademark/Tradenames |  |
Finite-Lived Intangible Assets, Net |  |
Gross Carrying Amount | 149 | 149
Accumulated Amortization | 80 | 73
Net Book Value | 69 | 76
Customer Relationships |  |
Finite-Lived Intangible Assets, Net |  |
Gross Carrying Amount | 151 | 151
Accumulated Amortization | 124 | 112
Net Book Value | 27 | 39
Third-Party Technology and Licenses |  |
Finite-Lived Intangible Assets, Net |  |
Gross Carrying Amount | 28 | 27
Accumulated Amortization | 17 | 14
Net Book Value | 11 | 13
Total amortizable intangible assets |  |
Finite-Lived Intangible Assets, Net |  |
Gross Carrying Amount | 1,186 | 1,182
Accumulated Amortization | 897 | 845
Net Book Value | 289 | 337
In-Process R&D |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) |  |
In-Process R&D | $ 25 | $ 24

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