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FAIR VALUE MEASUREMENTS, Fair value of assets and liabilities measured on a recurring basis (Details) - USD ($)
$ in Millions
Oct. 31, 2022
Oct. 31, 2021
Oct. 31, 2020
Assets, Short-term [Abstract]      
Short-term Investments $ 0 $ 91  
Assets, Long-term [Abstract]      
Trading securities 31 34  
Total assets measured at fair value   0 $ 0
Liabilities, Long-term [Abstract]      
Contingent Consideration 67 89 $ 0
Fair Value, Recurring      
Assets, Long-term [Abstract]      
Total assets measured at fair value 577 1,084  
Liabilities, Short-term [Abstract]      
Derivative instruments (foreign exchange contracts) $ 5 $ 5  
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Other Liabilities, Current Other Liabilities, Current  
Liabilities, Long-term [Abstract]      
Total liabilities measured at fair value $ 103 $ 128  
Fair Value, Recurring | Other Current Liabilities      
Liabilities, Long-term [Abstract]      
Contingent Consideration 66 62  
Fair Value, Recurring | Other Noncurrent Liabilities      
Liabilities, Long-term [Abstract]      
Contingent Consideration 1 27  
Deferred compensation liability 31 34  
Fair Value, Recurring | Other Current Assets [Member]      
Assets, Short-term [Abstract]      
Cash equivalents (money market funds) 492 919  
Derivative instruments (foreign exchange contracts) 31 9  
Short-term Investments   91  
Fair Value, Recurring | Other Noncurrent Assets [Member]      
Assets, Long-term [Abstract]      
Trading securities 31 34  
Other investments 23 31  
Fair Value, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1)      
Assets, Long-term [Abstract]      
Total assets measured at fair value 523 1,036  
Liabilities, Short-term [Abstract]      
Derivative instruments (foreign exchange contracts) $ 0 $ 0  
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Other Liabilities, Current Other Liabilities, Current  
Liabilities, Long-term [Abstract]      
Total liabilities measured at fair value $ 0 $ 0  
Fair Value, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Other Current Liabilities      
Liabilities, Long-term [Abstract]      
Contingent Consideration 0 0  
Fair Value, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Other Noncurrent Liabilities      
Liabilities, Long-term [Abstract]      
Contingent Consideration 0 0  
Deferred compensation liability 0 0  
Fair Value, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Other Current Assets [Member]      
Assets, Short-term [Abstract]      
Cash equivalents (money market funds) 492 919  
Derivative instruments (foreign exchange contracts) 0 0  
Short-term Investments   83  
Fair Value, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Other Noncurrent Assets [Member]      
Assets, Long-term [Abstract]      
Trading securities 31 34  
Other investments 0 0  
Fair Value, Recurring | Significant Other Observable Inputs (Level 2)      
Assets, Long-term [Abstract]      
Total assets measured at fair value 54 48  
Liabilities, Short-term [Abstract]      
Derivative instruments (foreign exchange contracts) $ 5 $ 5  
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Other Liabilities, Current Other Liabilities, Current  
Liabilities, Long-term [Abstract]      
Total liabilities measured at fair value $ 36 $ 39  
Fair Value, Recurring | Significant Other Observable Inputs (Level 2) | Other Current Liabilities      
Liabilities, Long-term [Abstract]      
Contingent Consideration 0 0  
Fair Value, Recurring | Significant Other Observable Inputs (Level 2) | Other Noncurrent Liabilities      
Liabilities, Long-term [Abstract]      
Contingent Consideration 0 0  
Deferred compensation liability 31 34  
Fair Value, Recurring | Significant Other Observable Inputs (Level 2) | Other Current Assets [Member]      
Assets, Short-term [Abstract]      
Cash equivalents (money market funds) 0 0  
Derivative instruments (foreign exchange contracts) 31 9  
Short-term Investments   8  
Fair Value, Recurring | Significant Other Observable Inputs (Level 2) | Other Noncurrent Assets [Member]      
Assets, Long-term [Abstract]      
Trading securities 0 0  
Other investments 23 31  
Fair Value, Recurring | Significant Unobservable Inputs (Level 3)      
Assets, Long-term [Abstract]      
Total assets measured at fair value 0 0  
Liabilities, Short-term [Abstract]      
Derivative instruments (foreign exchange contracts) $ 0 $ 0  
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Other Liabilities, Current Other Liabilities, Current  
Liabilities, Long-term [Abstract]      
Contingent Consideration $ 67    
Total liabilities measured at fair value   $ 89  
Fair Value, Recurring | Significant Unobservable Inputs (Level 3) | Other Current Liabilities      
Liabilities, Long-term [Abstract]      
Contingent Consideration 66 62  
Fair Value, Recurring | Significant Unobservable Inputs (Level 3) | Other Noncurrent Liabilities      
Liabilities, Long-term [Abstract]      
Contingent Consideration 1 27  
Deferred compensation liability 0 0  
Fair Value, Recurring | Significant Unobservable Inputs (Level 3) | Other Current Assets [Member]      
Assets, Short-term [Abstract]      
Cash equivalents (money market funds) 0 0  
Derivative instruments (foreign exchange contracts) 0 0  
Short-term Investments   0  
Fair Value, Recurring | Significant Unobservable Inputs (Level 3) | Other Noncurrent Assets [Member]      
Assets, Long-term [Abstract]      
Trading securities 0 0  
Other investments $ 0 $ 0