Consolidated Statements of Equity - USD ($) shares in Millions, $ in Millions	Total	Shares of Common Stock	Common Stock and Additional Paid-In Capital	Retained Earnings (Accumulated Deficit)	Accumulated Other Comprehensive Loss
Beginning balance (in shares) at Jul. 27, 2024		4,007
Beginning balance at Jul. 27, 2024	$ 45,457		$ 45,800	$ 1,087	$ (1,430)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	2,711			2,711
Other comprehensive income (loss)	$ 54				54
Issuance of common stock (in shares)		11
Repurchase of common stock (in shares)	(40)	(40)
Repurchase of common stock	$ (2,003)		(462)	(1,541)
Shares repurchased for tax withholdings on vesting of restricted stock units and other (in shares)		(4)
Shares repurchased for tax withholdings on vesting of restricted stock units and other	(174)		(174)
Cash dividends declared	(1,592)			(1,592)
Share-based compensation	827		827
Other	(3)		0	(3)
Ending balance (in shares) at Oct. 26, 2024		3,974
Ending balance at Oct. 26, 2024	45,277		45,991	662	(1,376)
Beginning balance (in shares) at Jul. 26, 2025		3,960
Beginning balance at Jul. 26, 2025	46,843		47,747	50	(954)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	2,860			2,860
Other comprehensive income (loss)	$ 24				24
Issuance of common stock (in shares)		12
Repurchase of common stock (in shares)	(29)	(29)
Repurchase of common stock	$ (2,001)		(354)	(1,647)
Shares repurchased for tax withholdings on vesting of restricted stock units and other (in shares)		(5)
Shares repurchased for tax withholdings on vesting of restricted stock units and other	(282)		(282)
Cash dividends declared	(1,617)			(1,617)
Share-based compensation	1,055		1,055
Other	(9)		1	(10)
Ending balance (in shares) at Oct. 25, 2025		3,938
Ending balance at Oct. 25, 2025	$ 46,873		$ 48,167	$ (364)	$ (930)