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GOODWILL AND OTHER INTANGIBLE ASSETS Goodwill Roll forward (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 30, 2022 | Apr. 30, 2021 | Apr. 30, 2022 | Apr. 30, 2021
Goodwill [Line Items] |  |  |  |
Goodwill impairment | $ 0 | $ 0 | $ 0 | $ 0
Goodwill Roll Forward |  |  |  |
Goodwill beginning balance |  |  | 3,975 |
Foreign currency translation impact |  |  | (19) |
Goodwill arising from acquisitions |  |  | 0 |
Goodwill ending balance | 3,956 |  | 3,956 |
Life Sciences and Applied Markets |  |  |  |
Goodwill Roll Forward |  |  |  |
Goodwill reassigned to segment |  |  | 307 |
Goodwill beginning balance |  |  | 1,743 |
Foreign currency translation impact |  |  | (7) |
Goodwill ending balance | 1,736 |  | 1,736 |
Diagnostics and Genomics |  |  |  |
Goodwill Roll Forward |  |  |  |
Goodwill beginning balance |  |  | 1,964 |
Foreign currency translation impact |  |  | (7) |
Goodwill ending balance | 1,957 |  | 1,957 |
Agilent CrossLab |  |  |  |
Goodwill Roll Forward |  |  |  |
Goodwill reassigned to segment |  |  | 10 |
Goodwill beginning balance |  |  | 268 |
Foreign currency translation impact |  |  | (5) |
Goodwill ending balance | $ 263 |  | $ 263 |

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