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Income Taxes - Additional Information (Detail) - USD ($) $ in Millions | Jul. 26, 2024 | Apr. 26, 2024
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Income Tax Contingency [Line Items] |  |
Gross unrecognized tax benefits | $ 221 |
Gross unrecognized tax benefits included in other long-term liabilities | 157 | $ 153
Unrecognized tax benefits that would affect provision for income taxes | $ 158 |

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