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INCOME TAXES (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Apr. 30, 2025
Apr. 30, 2024
Apr. 30, 2025
Apr. 30, 2024
Income Tax Disclosure [Abstract]        
Income before taxes $ 320 $ 175 $ 519 $ 404
Provision for income taxes $ 63 $ 49 $ 93 $ 106
Effective Income Tax Rate, Percent 19.50% 27.60% 17.90% 25.80%
Net Discrete Expense (Benefit) $ (11) $ 1 $ (10) $ (1)
Decrease in income tax provision due to tax incentives, Aggregate Dollar Amount     $ 33