Segment Information and Major Customers - Additional Information (Details) $ in Millions	3 Months Ended	6 Months Ended
Jan. 27, 2024 USD ($)	Jan. 28, 2023 USD ($)	Jan. 27, 2024 USD ($) segment	Jan. 28, 2023 USD ($)
Segment Reporting Information [Line Items]
Number of geographic segments \| segment			3
Revenue	$ 12,791	$ 13,592	$ 27,459	$ 27,224
United States
Segment Reporting Information [Line Items]
Revenue	$ 6,700	$ 7,000	$ 14,900	$ 14,000

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