Financial Instruments and Fair Value Measurements - Summary of Investments at Cost or Amortized Cost (Detail) - USD ($) $ in Millions	Jan. 27, 2023	Apr. 29, 2022
Schedule of Available-for-sale Securities [Line Items]
Cost or amortized cost	$ 1,318	$ 2,295
Corporate Bonds
Schedule of Available-for-sale Securities [Line Items]
Cost or amortized cost	0	9
U.S. Treasury and Government Debt Securities
Schedule of Available-for-sale Securities [Line Items]
Cost or amortized cost	501	13
Certificates of Deposit
Schedule of Available-for-sale Securities [Line Items]
Cost or amortized cost	50	71
Mutual Funds
Schedule of Available-for-sale Securities [Line Items]
Cost or amortized cost	37	36
Money Market Funds [Member]
Schedule of Available-for-sale Securities [Line Items]
Cost or amortized cost	$ 730	$ 2,166