Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Oct. 25, 2025	Oct. 26, 2024
Statement of Comprehensive Income [Abstract]
Net income	$ 2,860	$ 2,711
Available-for-sale investments:
Change in net unrealized gains and losses, net of tax benefit (expense) of $(10) and $(17) for the first quarter of fiscal 2026 and 2025, respectively	38	54
Net (gains) losses reclassified into earnings, net of tax (benefit) expense of $(1) and $(6) for the first quarter of fiscal 2026 and 2025, respectively	3	19
Total- Available-for-sale investments	41	73
Cash flow hedging instruments:
Change in unrealized gains and losses, net of tax benefit (expense) of $(10) and $(2) for the first quarter of fiscal 2026 and 2025, respectively	32	7
Net (gains) losses reclassified into earnings, net of tax (benefit) expense of $2 for each of the first quarter of fiscal 2026 and 2025	(7)	(7)
Total- Cash flow hedging instruments	25	0
Net change in cumulative translation adjustment and actuarial gains and losses, net of tax benefit (expense) of $(1) and $0 for the first quarter of fiscal 2026 and 2025, respectively	(42)	(19)
Other comprehensive income	24	54
Comprehensive income	$ 2,884	$ 2,765