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Financial Instruments (Derivatives Not Designated As Hedges) (Details) - USD ($)
$ in Millions
 3 Months Ended
Nov. 02, 2025
Oct. 27, 2024
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of (Gain) or Loss Recognized in Earnings on Derivatives $ (2) $ (7)
Foreign Exchange Contract [Member] | Cost Of Products Sold [Member]    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of (Gain) or Loss Recognized in Earnings on Derivatives 0 0
Commodity Derivative Contracts [Member] | Cost Of Products Sold [Member]    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of (Gain) or Loss Recognized in Earnings on Derivatives 4 (4)
Equity Contracts [Member] | General and Administrative Expense [Member]    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of (Gain) or Loss Recognized in Earnings on Derivatives $ (6) $ (3)