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Financial Instruments - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended
Jan. 31, 2023
Oct. 31, 2022
Derivatives, Fair Value    
Fair value of derivatives with credit contingent features in a net liability position $ 238 $ 82
Period to collateralize 2 days  
Income expected to be reclassified from Accumulated OCI into earnings in next 12 months $ 193  
Cash flow hedges    
Derivatives, Fair Value    
Foreign currency maturity 12 months  
Other Non-Current Assets | Equity securities in privately held companies    
Derivatives, Fair Value    
Cost method and other equity investments $ 110 $ 110