Stockholders' Equity - Number and Value of Shares Netted for Employee Taxes (Detail) - Restricted Stock Units - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Apr. 26, 2024	Apr. 28, 2023	Apr. 29, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares withheld for taxes	2	1	1
Fair value of shares withheld	$ 128	$ 84	$ 74