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INCOME TAXES (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Apr. 30, 2023
Apr. 30, 2022
Apr. 30, 2023
Apr. 30, 2022
Income Tax Disclosure        
Provision (benefit) for income taxes $ 75 $ 59 $ 133 $ 95
Effective income tax rate 19.90% 17.70% 16.90% 14.60%
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations     $ 9 $ 8
Excess tax benefit from stock based compensation     $ (13) $ (17)