v3.26.1
Income Taxes - Additional Information (Details) - USD ($)
$ in Millions
 12 Months Ended
Jul. 25, 2026
Jul. 26, 2025
Jul. 27, 2024
Operating Loss Carryforwards [Line Items]      
Provision for income taxes $ 2,742 $ 920 $ 1,914
Effective income tax rate reconciliation, litigation decision, amount (720)    
Undistributed earnings of certain foreign subsidiaries on which tax is not provided   6,500  
Payment for transition tax 2,300    
Cash paid for income taxes 4,821 3,900 7,400
Unrecognized tax benefits that would affect the effective tax rate if realized 1,700    
Net interest expense recognized on unrecognized tax benefits 44 77 21
Accrual for interest and penalties 539 497 401
Gross reduction in unrecognized tax benefits 37 $ 75 53
Tax credit carryforward, valuation allowance 1,200    
Internal Revenue Service (IRS)      
Operating Loss Carryforwards [Line Items]      
Gross reduction in unrecognized tax benefits     245
Settled Litigation | Internal Revenue Service (IRS)      
Operating Loss Carryforwards [Line Items]      
Net benefit     55
Decrease in interest expense     $ 18
Federal Tax Jurisdiction      
Operating Loss Carryforwards [Line Items]      
Operating loss carryforwards 265    
Tax credit carryforward 5    
Income Tax Jurisdiction, Domestic State and Local      
Operating Loss Carryforwards [Line Items]      
Operating loss carryforwards 2,300    
Operating loss carryforwards, valuation allowance 65    
Tax credit carryforward 1,900    
Income Tax Jurisdiction, Foreign      
Operating Loss Carryforwards [Line Items]      
Operating loss carryforwards 616    
Operating loss carryforwards, valuation allowance 102    
Tax credit carryforward $ 17