Goodwill and Purchased Intangible Assets, Net - Amortization Expense for Purchased Intangible Assets (Detail) - USD ($) $ in Millions	12 Months Ended
	Apr. 28, 2023	Apr. 29, 2022	Apr. 30, 2021
Acquired Finite Lived Intangible Assets [Line Items]
Amortization expense	$ 68	$ 46	$ 49
Cost of revenues | Developed Technology
Acquired Finite Lived Intangible Assets [Line Items]
Amortization expense	42	33	41
Operating expenses | Customer Contracts/Relationships
Acquired Finite Lived Intangible Assets [Line Items]
Amortization expense	24	11	8
Operating expenses | Other Purchased Intangibles
Acquired Finite Lived Intangible Assets [Line Items]
Amortization expense	$ 2	$ 2	$ 0