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Derivatives and Hedging Activities - Schedule of Notional Value of Outstanding Foreign Currency Forward Contracts (Detail) - Foreign Exchange Forward Contracts - USD ($) $ in Millions | Oct. 24, 2025 | Apr. 25, 2025
--- | --- | ---
Long | Cash Flow Hedges |  |
Derivative [Line Items] |  |
Forward contracts, Notional Amount | $ 129 | $ 81
Non Designated | Short | Balance Sheet Contracts |  |
Derivative [Line Items] |  |
Forward contracts, Notional Amount | $ 1,437 | $ 790

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