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RESTRUCTURING CHARGES - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jul. 31, 2025 | Jul. 31, 2024 | Jul. 31, 2025 | Jul. 31, 2024
Restructuring and Related Costs [Line Items] |  |  |  |
Restructuring and other charges | $ 12.7 | $ 2.7 | $ 26.6 | $ 1.6
Employee Separation Costs |  |  |  |
Restructuring and Related Costs [Line Items] |  |  |  |
Restructuring and other charges | 7.0 |  | 17.6 |
Other restructuring costs |  |  |  |
Restructuring and Related Costs [Line Items] |  |  |  |
Restructuring and other charges | $ 5.7 |  | $ 9.0 |

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