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INCOME TAXES (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Apr. 30, 2024
Apr. 30, 2023
Apr. 30, 2024
Apr. 30, 2023
Income Tax Disclosure [Abstract]        
Income tax (benefit) expense $ 17.0 $ 39.1 $ (21.2) $ 76.8
Increase in tax expense     98.0 $ 8.4
Miscellaneous other items     22.7  
One-time discrete tax benefit     48.1  
Nondeductible expense     $ 18.8