Segment Information and Major Customers - Long-lived Assets by Geographic Areas (Details) - USD ($) $ in Millions	Jul. 27, 2024	Jul. 29, 2023	Jul. 30, 2022
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	$ 3,156	$ 3,056	$ 3,001
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	2,253	2,113	2,004
International
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	$ 903	$ 943	$ 997