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Revenue from Contracts with Customers Revenue from Contracts with Customers (Contract Balances) (Details) - USD ($)
$ in Millions
12 Months Ended
Oct. 29, 2023
Oct. 30, 2022
Contract Assets    
Opening balance $ 128  
Closing balance 955 $ 128
Contract Liabilities    
Opening balance 3,341  
Closing balance 2,786 3,341
Revenue recognized during period that was included in contract liabilities at beginning of period $ 2,915 $ 2,615