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RESTRUCTURING AND OTHER RELATED COSTS- Textuals (Details) $ in Millions | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Apr. 30, 2024 USD ($) | Jan. 31, 2024 USD ($) | Apr. 30, 2024 USD ($) | Oct. 31, 2023 Employee
Restructuring and Related Activities [Abstract] |  |  |  |
Number of Positions Eliminated | Employee |  |  |  | 400
Positions Eliminated as a Percent of the global workforce |  |  |  | 2.00%
Restructuring Charges | $ 1 | $ 3 | $ 4 |
Restructuring Cost Incurred to Date | $ 50 |  | $ 50 |

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