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Stockholders' Equity - Schedule of Employee Stock Purchase Plan (ESPP) (Detail) - 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 issued under the ESPP 3 2 2
Employee Stock Purchase Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Proceeds from issuance of shares $ 104 $ 90 $ 98