Composition of Certain Financial Statement Items - Amortization Expense (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
Jul. 31, 2026	Jul. 25, 2025	Apr. 24, 2026	Apr. 25, 2025	Apr. 26, 2024
Intangible Asset, Finite-Lived [Line Items]
Total amortization expense	$ 6	$ 7	$ 26	$ 29	$ 33
Income Statement Location [Axis]: us-gaap:CostOfGoodsAndServicesSold
Intangible Asset, Finite-Lived [Line Items]
Total amortization expense	6	6	23	24	24
Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense
Intangible Asset, Finite-Lived [Line Items]
Total amortization expense	$ 1	$ 1	$ 3	$ 5	$ 9

Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed.

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+ Details

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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