v3.26.1
Commitments and Contingencies - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Apr. 25, 2026
Apr. 26, 2025
Apr. 25, 2026
Apr. 26, 2025
Jul. 26, 2025
Loss Contingencies [Line Items]          
Commitments and contingencies (Note 14)    
Volume of channel partner financing 7,700 $ 5,900 21,700 $ 18,100  
Balance of the channel partner financing subject to guarantees 1,200   $ 1,200   1,300
Minimum          
Loss Contingencies [Line Items]          
Warranty period for products     90 days    
Channel partners revolving short-term financing payment term     60 days    
Maximum          
Loss Contingencies [Line Items]          
Warranty period for products     5 years    
Channel partners revolving short-term financing payment term     90 days    
Investments In Privately Held Companies          
Loss Contingencies [Line Items]          
Commitments and contingencies (Note 14) 600   $ 600   300
Inventories          
Loss Contingencies [Line Items]          
Liability for purchase commitments $ 209   $ 209   $ 206