Cash Equivalents and Marketable Securities - Cash Equivalents and Marketable Securities (Details) - USD ($) $ in Millions	Jan. 28, 2024	Jan. 29, 2023
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	$ 25,684	$ 13,112
Unrealized Gain	56	1
Unrealized Loss	(16)	(58)
Estimated Fair Value	25,724	13,055
Cash Equivalents	7,020	3,148
Marketable Securities	18,704	9,907
Corporate debt securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	10,126	4,809
Unrealized Gain	31	0
Unrealized Loss	(5)	(12)
Estimated Fair Value	10,152	4,797
Cash Equivalents	2,231	1,087
Marketable Securities	7,921	3,710
Debt securities issued by the U.S. Treasury
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	9,517	4,185
Unrealized Gain	17	1
Unrealized Loss	(10)	(44)
Estimated Fair Value	9,524	4,142
Cash Equivalents	1,315	0
Marketable Securities	8,209	4,142
Debt securities issued by U.S. government agencies
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	2,326	1,836
Unrealized Gain	8	0
Unrealized Loss	(1)	(2)
Estimated Fair Value	2,333	1,834
Cash Equivalents	89	50
Marketable Securities	2,244	1,784
Money market funds
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	3,031	1,777
Unrealized Gain	0	0
Unrealized Loss	0	0
Estimated Fair Value	3,031	1,777
Cash Equivalents	3,031	1,777
Marketable Securities	0	0
Certificates of deposit
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	510	365
Unrealized Gain	0	0
Unrealized Loss	0	0
Estimated Fair Value	510	365
Cash Equivalents	294	134
Marketable Securities	216	231
Foreign government bonds
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	174	140
Unrealized Gain	0	0
Unrealized Loss	0	0
Estimated Fair Value	174	140
Cash Equivalents	60	100
Marketable Securities	$ 114	$ 40