Goodwill and Purchased Intangible Assets, Net - Purchased Intangible Assets, Net (Detail) - USD ($) $ in Millions	Jan. 27, 2023	Apr. 29, 2022
Acquired Finite Lived Intangible Assets [Line Items]
Gross Assets	$ 336	$ 229
Accumulated Amortization	(138)	(87)
Net Assets	198	142
Developed Technology
Acquired Finite Lived Intangible Assets [Line Items]
Gross Assets	212	157
Accumulated Amortization	(97)	(65)
Net Assets	115	92
Customer Contracts/Relationships
Acquired Finite Lived Intangible Assets [Line Items]
Gross Assets	118	68
Accumulated Amortization	(38)	(20)
Net Assets	80	48
Other Purchased Intangibles
Acquired Finite Lived Intangible Assets [Line Items]
Gross Assets	6	4
Accumulated Amortization	(3)	(2)
Net Assets	$ 3	$ 2