Stockholders' Equity - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended		9 Months Ended
	May 14, 2025	Apr. 26, 2025	Apr. 27, 2024	Apr. 26, 2025	Apr. 27, 2024	Jul. 27, 2024
Class of Stock [Line Items]
Remaining authorized repurchase amount		$ 15,400		$ 15,400
Cash dividends declared (in dollars per share)		$ 0.41	$ 0.40	$ 1.21	$ 1.18
Subsequent event
Class of Stock [Line Items]
Cash dividends declared (in dollars per share)	$ 0.41
Stock repurchase program
Class of Stock [Line Items]
Stock repurchases pending settlement		$ 20		$ 20		$ 25