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STOCKHOLDERS' EQUITY (Stock Repurchase Program) (Details) - USD ($)
$ in Millions
3 Months Ended
Oct. 31, 2021
Jan. 31, 2023
Jan. 31, 2022
Nov. 18, 2021
Condensed Balance Sheet Statements, Captions [Line Items]        
Stock Repurchase Program, Authorized Amount       $ 1,200
Stockholders' Equity, Average Amount Outstanding $ 77      
Treasury Stock, Shares, Acquired   710,736 1,128,733  
Treasury Stock, Value, Acquired, Cost Method   $ 125 $ 206