v3.26.1
Leases (Schedule of Operating Leases, Additional Information) (Details) - USD ($)
$ in Millions
12 Months Ended
Jul. 31, 2026
Jul. 31, 2025
Jul. 31, 2024
Lessee, Lease, Description      
Operating cash flows used in payments of operating lease liabilities $ 114 $ 91 $ 87
Right-of-use assets obtained in exchange for new operating lease liabilities $ 442 $ 27 $ 178
Weighted-average remaining lease term 10 years 6 years  
Weighted-average discount rate 5.40% 5.40%  
Santa Clara, California      
Lessee, Lease, Description      
Right-of-use assets obtained in exchange for new operating lease liabilities $ 262