v3.26.1
DEBT Summary of Long Term Debt incl. unamortized cost (Details) - USD ($)
$ in Millions
Jul. 31, 2026
Oct. 31, 2025
Debt Instrument    
Debt, Long-Term and Short-Term, Combined Amount $ 2,517 $ 2,534
Current portion of long-term debt 700 0
Long-term Debt, Excluding Current Maturities 1,817 2,534
Senior Notes 2027    
Debt Instrument    
Senior Notes 700 699
Unamortized costs 0 1
Debt Instrument, Face Amount $ 700  
Debt Instrument, Interest Rate, Stated Percentage 4.60%  
Senior Notes 2029    
Debt Instrument    
Senior Notes $ 499 498
Unamortized costs 1 2
Debt Instrument, Face Amount $ 500  
Debt Instrument, Interest Rate, Stated Percentage 3.00%  
Senior Notes 2030    
Debt Instrument    
Senior Notes $ 743 743
Unamortized costs 7 7
Debt Instrument, Face Amount $ 750  
Debt Instrument, Interest Rate, Stated Percentage 5.35%  
Senior Notes 2034    
Debt Instrument    
Senior Notes $ 575 594
Unamortized costs 5 6
Debt Instrument, Face Amount $ 600  
Debt Instrument, Interest Rate, Stated Percentage 4.95%  
Hedged Liability, Fair Value Hedge, Cumulative Increase (Decrease) $ 20 $ 0