Financial Instruments and Fair Value Measurements - Summary of Investments at Cost or Amortized Cost (Detail) - USD ($) $ in Millions	Jul. 28, 2023	Apr. 28, 2023
Schedule of Available-for-sale Securities [Line Items]
Cost or amortized cost	$ 1,534	$ 1,643
U.S. Treasury and Government Debt Securities
Schedule of Available-for-sale Securities [Line Items]
Cost or amortized cost	1,005	754
Certificates of Deposit
Schedule of Available-for-sale Securities [Line Items]
Cost or amortized cost	54	59
Mutual Funds
Schedule of Available-for-sale Securities [Line Items]
Cost or amortized cost	39	36
Money Market Funds [Member]
Schedule of Available-for-sale Securities [Line Items]
Cost or amortized cost	$ 436	$ 794