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Goodwill and Purchased Intangible Assets, Net - Summary of Goodwill by Reportable Segment (Details) - USD ($) $ in Millions	Apr. 25, 2025	Apr. 26, 2024	Apr. 28, 2023
Goodwill [Line Items]
Goodwill	$ 2,723	$ 2,759	$ 2,759
Hybrid Cloud
Goodwill [Line Items]
Goodwill	1,714
Public Cloud
Goodwill [Line Items]
Goodwill	$ 1,009

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Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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