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Fair Value Measurements - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended
Jan. 26, 2025
Jan. 28, 2024
Oct. 27, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Impairment losses on equity investments $ 0 $ 0  
Senior Notes      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Long-term debt principal amount 5,500   $ 5,500
Senior Notes | Level 2 | Estimate of Fair Value Measurement      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Long-term debt fair value $ 5,000   $ 5,100