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GOODWILL AND OTHER INTANGIBLE ASSETS Textuals (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Apr. 30, 2022
Apr. 30, 2021
Apr. 30, 2022
Apr. 30, 2021
Finite-Lived Intangible Assets        
Addition to other intangible assets     $ 21  
Additions to goodwill     0  
Foreign currency translation impact on other intangible assets     (2)  
Goodwill impairment $ 0 $ 0 0 $ 0
Amortization of intangible assets during the period $ 51 $ 45 $ 102 $ 90