Goodwill and Purchased Intangible Assets - Schedule of Goodwill by Reportable Segments (Details) $ in Millions	9 Months Ended
	Apr. 29, 2023 USD ($)
Goodwill [Roll Forward]
Beginning Balance	$ 38,304
Acquisitions & Divestitures	47
Foreign Currency Translation and Other	18
Ending Balance	38,369
Americas
Goodwill [Roll Forward]
Beginning Balance	23,882
Acquisitions & Divestitures	31
Foreign Currency Translation and Other	11
Ending Balance	23,924
EMEA
Goodwill [Roll Forward]
Beginning Balance	9,062
Acquisitions & Divestitures	11
Foreign Currency Translation and Other	4
Ending Balance	9,077
APJC
Goodwill [Roll Forward]
Beginning Balance	5,360
Acquisitions & Divestitures	5
Foreign Currency Translation and Other	3
Ending Balance	$ 5,368