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FAIR VALUE MEASUREMENTS - Contingent Consideration (Details) - USD ($)
$ in Millions
12 Months Ended
Oct. 31, 2023
Oct. 31, 2022
Oct. 31, 2021
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value $ 1 $ 67 $ 89
Fair Value, Measurement with Unobservable Inputs Reconciliation, Liability, Transfers Into Level 3 5 3  
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Period Increase (Decrease) 1 (25)  
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements (72)    
Fair Value, Recurring | Other Current Liabilities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value 1 66  
Fair Value, Recurring | Other Noncurrent Liabilities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value   1  
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value 1    
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring | Other Current Liabilities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value $ 1 66  
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring | Other Noncurrent Liabilities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value   $ 1