Cash Equivalents and Marketable Securities - Unrealized Losses Aggregated by Investment Category (Details) - USD ($) $ in Millions	Oct. 29, 2023	Jan. 29, 2023
Estimated Fair Value
Less than 12 Months	$ 6,318	$ 4,939
12 Months or Greater	2,223	1,868
Total	8,541	6,807
Gross Unrealized Loss
Less than 12 Months	(33)	(30)
12 Months or Greater	(16)	(28)
Total	(49)	(58)
Corporate debt securities
Estimated Fair Value
Less than 12 Months	2,773	1,188
12 Months or Greater	852	696
Total	3,625	1,884
Gross Unrealized Loss
Less than 12 Months	(16)	(7)
12 Months or Greater	(4)	(5)
Total	(20)	(12)
Debt securities issued by the U.S. Treasury
Estimated Fair Value
Less than 12 Months	2,098	2,444
12 Months or Greater	1,371	1,172
Total	3,469	3,616
Gross Unrealized Loss
Less than 12 Months	(12)	(21)
12 Months or Greater	(12)	(23)
Total	(24)	(44)
Debt securities issued by U.S. government agencies
Estimated Fair Value
Less than 12 Months	1,447	1,307
12 Months or Greater	0	0
Total	1,447	1,307
Gross Unrealized Loss
Less than 12 Months	(5)	(2)
12 Months or Greater	0	0
Total	$ (5)	$ (2)