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Stockholders' Equity - Summary of Activities Related to Stock Repurchase Program (Detail) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 9 Months Ended 236 Months Ended
Jan. 27, 2023
Jan. 28, 2022
Jan. 27, 2023
Jan. 28, 2022
Jan. 27, 2023
Equity Class Of Treasury Stock [Line Items]          
Number of shares repurchased     10,000,000   358,000,000
Average price per share     $ 66.93   $ 40.74
Stock repurchases allocated $ 200 $ 125 $ 700 $ 350  
Remaining authorization at end of period 552   552   $ 552
Additional Paid-in Capital          
Equity Class Of Treasury Stock [Line Items]          
Stock repurchases allocated     37    
Retained Earnings          
Equity Class Of Treasury Stock [Line Items]          
Stock repurchases allocated $ 188 $ 121 $ 663 $ 340