Balance Sheet and Other Details - Inventories (Details) - USD ($) $ in Millions	Oct. 29, 2022	Jul. 30, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Raw materials	$ 1,458	$ 1,601
Work in process	165	150
Finished goods:
Deferred cost of sales	79	86
Manufactured finished goods	850	631
Total finished goods	929	717
Service-related spares	99	90
Demonstration systems	13	10
Total	$ 2,664	$ 2,568