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GOODWILL AND OTHER INTANGIBLE ASSETS (Disclosures and Components of Purchased Other Intangibles) (Details) - USD ($) $ in Millions | Jan. 31, 2023 | Oct. 31, 2022
--- | --- | ---
Finite-Lived Intangible Assets [Line Items] |  |
Amortizable intangible assets, Gross carrying amount | $ 1,438 | $ 1,438
Accumulated Amortization and impairments | 1,272 | 1,249
Amortizable intangible assets, Net book value | 166 | 189
Intangible Assets, Net (Excluding Goodwill) | 166 | 189
Developed technology |  |
Finite-Lived Intangible Assets [Line Items] |  |
Amortizable intangible assets, Gross carrying amount | 992 | 992
Accumulated Amortization and impairments | 924 | 914
Amortizable intangible assets, Net book value | 68 | 78
Backlog |  |
Finite-Lived Intangible Assets [Line Items] |  |
Amortizable intangible assets, Gross carrying amount | 17 | 17
Accumulated Amortization and impairments | 17 | 17
Amortizable intangible assets, Net book value | 0 | 0
Trademark/Tradename |  |
Finite-Lived Intangible Assets [Line Items] |  |
Amortizable intangible assets, Gross carrying amount | 36 | 36
Accumulated Amortization and impairments | 31 | 31
Amortizable intangible assets, Net book value | 5 | 5
Customer relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Amortizable intangible assets, Gross carrying amount | 393 | 393
Accumulated Amortization and impairments | 300 | 287
Amortizable intangible assets, Net book value | $ 93 | $ 106

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