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Goodwill and Purchased Intangible Assets, Net - Amortization Expense for Purchased Intangible Assets (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jan. 24, 2025	Jan. 26, 2024	Jan. 24, 2025	Jan. 26, 2024
Acquired Finite Lived Intangible Assets [Line Items]
Amortization expense	$ 13	$ 14	$ 41	$ 43
Cost of revenues | Developed Technology
Acquired Finite Lived Intangible Assets [Line Items]
Amortization expense	8	9	25	26
Operating expenses | Customer Contracts/Relationships
Acquired Finite Lived Intangible Assets [Line Items]
Amortization expense	5	5	16	16
Operating expenses | Other Purchased Intangibles
Acquired Finite Lived Intangible Assets [Line Items]
Amortization expense	$ 0	$ 0	$ 0	$ 1

X

- 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.

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