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Stockholders' Equity - Summary of Activities Related to Stock Repurchase Program (Detail)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended 6 Months Ended 222 Months Ended
Oct. 29, 2021
USD ($)
Oct. 29, 2021
USD ($)
$ / shares
shares
Oct. 29, 2021
USD ($)
$ / shares
shares
Equity Class Of Treasury Stock [Line Items]      
Number of shares repurchased | shares   3 343
Average price per share | $ / shares   $ 84.88 $ 39.37
Stock repurchases allocated $ 125 $ 225  
Remaining authorization at end of period 627 627 $ 627
Additional Paid-in Capital      
Equity Class Of Treasury Stock [Line Items]      
Stock repurchases allocated   6  
Retained Earnings      
Equity Class Of Treasury Stock [Line Items]      
Stock repurchases allocated $ (122) $ 219