Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Apr. 29, 2023	Apr. 30, 2022	Apr. 29, 2023	Apr. 30, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 3,212	$ 3,044	$ 8,655	$ 8,997
Available-for-sale investments:
Change in net unrealized gains and losses, net of tax benefit (expense) of $(1) and $11 for the third quarter and first nine months of fiscal 2023, respectively, and $45 and $120 for the corresponding periods of fiscal 2022, respectively	36	(376)	(28)	(597)
Net (gains) losses reclassified into earnings, net of tax (benefit) expense of $(2) and $(3) for the third quarter and first nine months of fiscal 2023, respectively, and $2 and $7 for the corresponding periods of fiscal 2022, respectively	4	0	12	(11)
Total- Available-for-sale investments	40	(376)	(16)	(608)
Cash flow hedging instruments:
Change in unrealized gains and losses, net of tax benefit (expense) of $(4) and $(1) for the third quarter and first nine months of fiscal 2023, respectively, and $(10) and $(14) for the corresponding periods of fiscal 2022, respectively	13	35	4	49
Net (gains) losses reclassified into earnings, net of tax (benefit) expense of $3 and $12 for the third quarter and first nine months of fiscal 2023, respectively, and $2 and $3 for the corresponding periods of fiscal 2022, respectively	(10)	(10)	(38)	(12)
Total- Cash flow hedging instruments	3	25	(34)	37
Net change in cumulative translation adjustment and actuarial gains and losses net of tax benefit (expense) of $0 and $24 for the third quarter and first nine months of fiscal 2023, respectively, and $0 and $9 for the corresponding periods of fiscal 2022, respectively	(63)	(323)	66	(475)
Other comprehensive income (loss)	(20)	(674)	16	(1,046)
Comprehensive income	$ 3,192	$ 2,370	$ 8,671	$ 7,951