v3.26.1
Restructuring and Other Charges - Schedule of Activities Related to Restructuring and Other Charges (Details) - USD ($)
$ in Millions
 12 Months Ended
Jul. 25, 2026
Jul. 26, 2025
Jul. 27, 2024
Restructuring Reserve [Roll Forward]      
Liability, beginning of period $ 147 $ 274 $ 213
Charges 693 744 789
Cash payments (365) (770) (691)
Non-cash and other (95) (101) (37)
Liability, end of period $ 380 147 274
Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration] Restructuring and other charges    
FISCAL 2026 PLAN | Employee Severance      
Restructuring Reserve [Roll Forward]      
Liability, beginning of period $ 0 0 0
Charges 450 0 0
Cash payments (154) 0 0
Non-cash and other 0 0 0
Liability, end of period 296 0 0
FISCAL 2026 PLAN | Other      
Restructuring Reserve [Roll Forward]      
Liability, beginning of period 0 0 0
Charges 61 0 0
Cash payments (1) 0 0
Non-cash and other (54) 0 0
Liability, end of period 6 0 0
FISCAL 2025 AND PRIOR PLANS | Employee Severance      
Restructuring Reserve [Roll Forward]      
Liability, beginning of period 88 221 167
Charges 142 617 731
Cash payments (178) (752) (677)
Non-cash and other (3) 2 0
Liability, end of period 49 88 221
FISCAL 2025 AND PRIOR PLANS | Other      
Restructuring Reserve [Roll Forward]      
Liability, beginning of period 59 53 46
Charges 40 127 58
Cash payments (32) (18) (14)
Non-cash and other (38) (103) (37)
Liability, end of period $ 29 $ 59 $ 53