v3.26.1
Financial Instruments and Fair Value Measurements - Summary of Investments at Cost or Amortized Cost (Detail) - USD ($)
$ in Millions
Jul. 31, 2026
Apr. 24, 2026
Schedule of Available-for-sale Securities [Line Items]    
Cost or amortized cost $ 2,943 $ 3,055
U.S. Treasury and Government Debt Securities    
Schedule of Available-for-sale Securities [Line Items]    
Cost or amortized cost 2,103 2,112
Money Market Funds    
Schedule of Available-for-sale Securities [Line Items]    
Cost or amortized cost 651 808
Certificates of Deposit    
Schedule of Available-for-sale Securities [Line Items]    
Cost or amortized cost 137 86
Mutual Funds    
Schedule of Available-for-sale Securities [Line Items]    
Cost or amortized cost $ 52 $ 49