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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. 29, 2022
Apr. 30, 2021
Apr. 24, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares withheld for taxes 1 1 1
Fair value of shares withheld $ 74 $ 42 $ 79