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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 |

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