Goodwill and Purchased Intangible Assets - Schedule of Intangible Assets Acquired Through Business Combinations (Details) $ in Millions	6 Months Ended
	Jan. 24, 2026 USD ($)
Schedule Of Finite Lived And Indefinite Lived Intangible Assets Acquired Through Business Combinations [Line Items]
Purchased Intangible Assets	$ 14
IPR&D
Schedule Of Finite Lived And Indefinite Lived Intangible Assets Acquired Through Business Combinations [Line Items]
Indefinite-lived intangible assets acquired	0
CUSTOMER RELATED
Schedule Of Finite Lived And Indefinite Lived Intangible Assets Acquired Through Business Combinations [Line Items]
Finite lived assets acquired	$ 0
TECHNOLOGY
Schedule Of Finite Lived And Indefinite Lived Intangible Assets Acquired Through Business Combinations [Line Items]
Weighted- Average Useful Life (in Years)	2 years 6 months
Finite lived assets acquired	$ 14
TRADE NAME
Schedule Of Finite Lived And Indefinite Lived Intangible Assets Acquired Through Business Combinations [Line Items]
Finite lived assets acquired	$ 0