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Stockholders' Equity - Information Related to Stock Options (Detail) - USD ($)
$ in Millions
6 Months Ended
Oct. 29, 2021
Oct. 30, 2020
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]    
Intrinsic value of exercises $ 8 $ 1
Proceeds received from exercises 1 2
Fair value of options vested $ 2 $ 1