Goodwill and Purchased Intangible Assets - Schedule of Purchased Intangible Assets With Finite and Indefinite Lives (Details) - USD ($) $ in Millions	Apr. 29, 2023	Jul. 30, 2022
Purchased intangible assets with finite lives:
Gross	$ 4,172	$ 4,026
Accumulated Amortization	(2,441)	(1,887)
Total purchased intangible assets with finite lives, net	1,731	2,139
In-process research and development, with indefinite lives	235	430
Total finite and indefinite lives intangible assets, gross	4,407	4,456
Total finite and indefinite lives intangible assets, net	1,966	2,569
Technology
Purchased intangible assets with finite lives:
Gross	2,873	2,631
Accumulated Amortization	(1,541)	(1,102)
Total purchased intangible assets with finite lives, net	1,332	1,529
Customer relationships
Purchased intangible assets with finite lives:
Gross	1,259	1,354
Accumulated Amortization	(880)	(769)
Total purchased intangible assets with finite lives, net	379	585
Other
Purchased intangible assets with finite lives:
Gross	40	41
Accumulated Amortization	(20)	(16)
Total purchased intangible assets with finite lives, net	$ 20	$ 25