Stockholders' Equity - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended		6 Months Ended
	Feb. 14, 2024	Jan. 27, 2024	Jan. 28, 2023	Jan. 27, 2024	Jan. 28, 2023	Jul. 29, 2023
Class of Stock [Line Items]
Remaining authorized repurchase amount		$ 8,400		$ 8,400
Cash dividends declared (in dollars per share)		$ 0.39	$ 0.38	$ 0.78	$ 0.76
Subsequent event
Class of Stock [Line Items]
Cash dividends declared (in dollars per share)	$ 0.40
Stock repurchase program
Class of Stock [Line Items]
Stock repurchases pending settlement		$ 50		$ 50		$ 48