Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Oct. 28, 2023	Oct. 29, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 3,638	$ 2,670
Available-for-sale investments:
Change in net unrealized gains and losses, net of tax benefit (expense) of $40 and $78 for the first quarter of fiscal 2024 and 2023, respectively	(130)	(251)
Net (gains) losses reclassified into earnings, net of tax (benefit) expense of $(4) and $(1) for the first quarter of fiscal 2024 and 2023, respectively	16	5
Total- Available-for-sale investments	(114)	(246)
Cash flow hedging instruments:
Change in unrealized gains and losses, net of tax benefit (expense) of $(9) and $(8) for the first quarter of fiscal 2024 and 2023, respectively	29	24
Net (gains) losses reclassified into earnings, net of tax (benefit) expense of $3 and $5 for the first quarter of fiscal 2024 and 2023, respectively	(9)	(14)
Total- Cash flow hedging instruments	20	10
Net change in cumulative translation adjustment and actuarial gains and losses net of tax benefit (expense) of $1 and $22 for the first quarter of fiscal 2024 and 2023, respectively	(356)	(260)
Other comprehensive income (loss)	(450)	(496)
Comprehensive income	$ 3,188	$ 2,174