Cash Equivalents and Marketable Securities - Summary of Securities (Details) - USD ($) $ in Millions	Jul. 30, 2023	Jan. 29, 2023
Summary of cash equivalents and marketable securities:
Amortized Cost	$ 15,895	$ 13,112
Unrealized Gain	1	1
Unrealized Loss	(48)	(58)
Estimated Fair Value	15,848	13,055
Cash Equivalents	5,608	3,148
Marketable Securities	10,240	9,907
Corporate debt securities
Summary of cash equivalents and marketable securities:
Amortized Cost	5,990	4,809
Unrealized Gain	1	0
Unrealized Loss	(13)	(12)
Estimated Fair Value	5,978	4,797
Cash Equivalents	2,149	1,087
Marketable Securities	3,829	3,710
Debt securities issued by the U.S. Treasury
Summary of cash equivalents and marketable securities:
Amortized Cost	3,716	4,185
Unrealized Gain	0	1
Unrealized Loss	(31)	(44)
Estimated Fair Value	3,685	4,142
Cash Equivalents	0	0
Marketable Securities	3,685	4,142
Debt securities issued by U.S. government agencies
Summary of cash equivalents and marketable securities:
Amortized Cost	2,903	1,836
Unrealized Gain	0	0
Unrealized Loss	(4)	(2)
Estimated Fair Value	2,899	1,834
Cash Equivalents	647	50
Marketable Securities	2,252	1,784
Money market funds
Summary of cash equivalents and marketable securities:
Amortized Cost	2,348	1,777
Unrealized Gain	0	0
Unrealized Loss	0	0
Estimated Fair Value	2,348	1,777
Cash Equivalents	2,348	1,777
Marketable Securities	0	0
Certificates of deposit
Summary of cash equivalents and marketable securities:
Amortized Cost	690	365
Unrealized Gain	0	0
Unrealized Loss	0	0
Estimated Fair Value	690	365
Cash Equivalents	265	134
Marketable Securities	425	231
Foreign government bonds
Summary of cash equivalents and marketable securities:
Amortized Cost	248	140
Unrealized Gain	0	0
Unrealized Loss	0	0
Estimated Fair Value	248	140
Cash Equivalents	199	100
Marketable Securities	$ 49	$ 40