Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Apr. 26, 2025	Apr. 27, 2024	Apr. 26, 2025	Apr. 27, 2024
Statement of Comprehensive Income [Abstract]
Net income	$ 2,491	$ 1,886	$ 7,630	$ 8,158
Available-for-sale investments:
Change in net unrealized gains and losses, net of tax benefit (expense) of $(10) and $(27) for the third quarter and first nine months of fiscal 2025, respectively, and $19 and $(14) for the corresponding periods of fiscal 2024, respectively	41	(39)	99	60
Net (gains) losses reclassified into earnings, net of tax (benefit) expense of $(8) and $(31) for the third quarter and first nine months of fiscal 2025, respectively, and $(3) and $(12) for the corresponding periods of fiscal 2024, respectively	22	11	44	45
Total- Available-for-sale investments	63	(28)	143	105
Cash flow hedging instruments:
Change in unrealized gains and losses, net of tax benefit (expense) of $16 and $1 for the third quarter and first nine months of fiscal 2025, respectively, and $(20) and $(29) for the corresponding periods of fiscal 2024, respectively	(54)	63	(4)	93
Net (gains) losses reclassified into earnings, net of tax (benefit) expense of $4 and $9 for the third quarter and first nine months of fiscal 2025, respectively, and $4 and $9 for the corresponding periods of fiscal 2024, respectively	(11)	(9)	(30)	(27)
Total- Cash flow hedging instruments	(65)	54	(34)	66
Net change in cumulative translation adjustment and actuarial gains and losses net, of tax benefit (expense) of $0 for each of the third quarter and first nine months of fiscal 2025, and $(2) and $(1) for the corresponding periods of fiscal 2024, respectively	362	(144)	188	(226)
Other comprehensive income (loss)	360	(118)	297	(55)
Comprehensive income	$ 2,851	$ 1,768	$ 7,927	$ 8,103