Supplemental Financial Information - Property and Equipment Net (Detail) - USD ($) $ in Millions	Jan. 26, 2024	Apr. 28, 2023
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 2,069	$ 2,013
Accumulated depreciation and amortization	(1,462)	(1,363)
Property and equipment, net	607	650
Land
Property Plant And Equipment [Line Items]
Property and equipment, gross	46	46
Buildings and improvements
Property Plant And Equipment [Line Items]
Property and equipment, gross	368	359
Leasehold Improvements
Property Plant And Equipment [Line Items]
Property and equipment, gross	81	91
Computer, production, engineering and other equipment
Property Plant And Equipment [Line Items]
Property and equipment, gross	1,104	1,053
Computer software
Property Plant And Equipment [Line Items]
Property and equipment, gross	336	325
Furniture and fixtures
Property Plant And Equipment [Line Items]
Property and equipment, gross	78	84
Construction-in-progress
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 56	$ 55