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SHARE-BASED COMPENSATION (Allocation of period costs) (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Jul. 31, 2022
Jul. 31, 2021
Jul. 31, 2022
Jul. 31, 2021
Share-based Compensation Expense, Allocation of Recognized Period Costs [Line Items]        
Share-based Compensation Expense $ 26 $ 19 $ 103 $ 84
Cost of products and services        
Share-based Compensation Expense, Allocation of Recognized Period Costs [Line Items]        
Share-based Compensation Expense 5 3 19 16
Research and development        
Share-based Compensation Expense, Allocation of Recognized Period Costs [Line Items]        
Share-based Compensation Expense 6 4 22 17
Selling, general and administrative        
Share-based Compensation Expense, Allocation of Recognized Period Costs [Line Items]        
Share-based Compensation Expense $ 15 $ 12 $ 62 $ 51