Segment Information and Major Customers - Additional Information (Details) $ in Millions	12 Months Ended
Jul. 26, 2025 USD ($) segment	Jul. 27, 2024 USD ($)	Jul. 29, 2023 USD ($)
Segment Reporting Information [Line Items]
Number of geographic segments \| segment	3
Number of operating segments \| segment	3
Revenue \| $	$ 56,654	$ 53,803	$ 56,998
United States
Segment Reporting Information [Line Items]
Revenue \| $	$ 30,400	$ 28,700	$ 29,900

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details