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GOODWILL AND OTHER INTANGIBLE ASSETS Textuals (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 30, 2025 | Jan. 31, 2025 | Apr. 30, 2024 | Apr. 30, 2025 | Apr. 30, 2024
Finite-Lived Intangible Assets |  |  |  |  |
Goodwill impairment | $ 0 | $ 0 | $ 0 | $ 0 | $ 0
Addition to other intangible assets |  |  |  | 2 |
Foreign currency translation impact on other intangible assets increase (decrease) |  |  |  | 1 |
Impairment of IPR&D | 0 |  | 0 | 0 | 6
Amortization of intangible assets during the period | $ 27 |  | $ 27 | 55 | $ 53
Goodwill, Measurement Period Adjustment |  |  |  | (5) |
Life Sciences and Diagnostics Markets |  |  |  |  |
Finite-Lived Intangible Assets |  |  |  |  |
Goodwill reassigned to (from) segment |  | 365 |  |  |
Goodwill, Measurement Period Adjustment |  |  |  | (5) |
Agilent CrossLab |  |  |  |  |
Finite-Lived Intangible Assets |  |  |  |  |
Additions to goodwill |  |  |  | 0 |
Goodwill reassigned to (from) segment |  | 909 |  |  |
Applied Markets |  |  |  |  |
Finite-Lived Intangible Assets |  |  |  |  |
Additions to goodwill |  |  |  | $ 0 |
Goodwill reassigned to (from) segment |  | $ (1,274) |  |  |

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