Goodwill and Purchased Intangible Assets - Schedule of Goodwill by Reportable Segments (Details) $ in Millions	3 Months Ended
	Oct. 25, 2025 USD ($)
Goodwill [Roll Forward]
Beginning Balance	$ 59,136
Acquisitions, net of Divestitures	5
Foreign Currency Translation and Other	(22)
Ending Balance	59,119
Americas
Goodwill [Roll Forward]
Beginning Balance	36,468
Acquisitions, net of Divestitures	3
Foreign Currency Translation and Other	(14)
Ending Balance	36,457
EMEA
Goodwill [Roll Forward]
Beginning Balance	14,397
Acquisitions, net of Divestitures	1
Foreign Currency Translation and Other	(5)
Ending Balance	14,393
APJC
Goodwill [Roll Forward]
Beginning Balance	8,271
Acquisitions, net of Divestitures	1
Foreign Currency Translation and Other	(3)
Ending Balance	$ 8,269