Cash Equivalents and Marketable Securities - Schedule of Unrealized Losses Aggregated by Investment Category (Details) - USD ($) $ in Millions	Apr. 28, 2024	Jan. 28, 2024
Estimated Fair Value
Less than 12 Months	$ 19,054	$ 5,319
12 Months or Greater	944	1,696
Total	19,998	7,015
Gross Unrealized Loss
Less than 12 Months	(109)	(9)
12 Months or Greater	(3)	(7)
Total	(112)	(16)
Debt securities issued by the U.S. Treasury
Estimated Fair Value
Less than 12 Months	9,720	3,343
12 Months or Greater	756	1,078
Total	10,476	4,421
Gross Unrealized Loss
Less than 12 Months	(60)	(5)
12 Months or Greater	(2)	(5)
Total	(62)	(10)
Corporate debt securities
Estimated Fair Value
Less than 12 Months	6,943	1,306
12 Months or Greater	188	618
Total	7,131	1,924
Gross Unrealized Loss
Less than 12 Months	(42)	(3)
12 Months or Greater	(1)	(2)
Total	(43)	(5)
Debt securities issued by U.S. government agencies
Estimated Fair Value
Less than 12 Months	2,391	670
12 Months or Greater	0	0
Total	2,391	670
Gross Unrealized Loss
Less than 12 Months	(7)	(1)
12 Months or Greater	0	0
Total	$ (7)	$ (1)

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