Fair Value of Financial Assets and Liabilities and Investments in Non-Affiliated Entities - Schedule of Fair Value of Financial Assets and Liabilities (Details) - USD ($) $ in Millions	Jul. 28, 2024	Jan. 28, 2024
Cash equivalents and marketable securities:
Cash equivalents and marketable securities	$ 33,966	$ 25,724
0.584% Notes Due 2024 | Notes Payable
Liabilities
Stated interest rate (percent)	0.584%	0.584%
3.20% Notes Due 2026 | Notes Payable
Liabilities
Stated interest rate (percent)	3.20%	3.20%
1.55% Notes Due 2028 | Notes Payable
Liabilities
Stated interest rate (percent)	1.55%	1.55%
2.85% Notes Due 2030 | Notes Payable
Liabilities
Stated interest rate (percent)	2.85%	2.85%
2.00% Notes Due 2031 | Notes Payable
Liabilities
Stated interest rate (percent)	2.00%	2.00%
3.50% Notes Due 2040 | Notes Payable
Liabilities
Stated interest rate (percent)	3.50%	3.50%
3.50% Notes Due 2050 | Notes Payable
Liabilities
Stated interest rate (percent)	3.50%	3.50%
3.70% Notes Due 2060 | Notes Payable
Liabilities
Stated interest rate (percent)	3.70%	3.70%
Money market funds
Cash equivalents and marketable securities:
Cash equivalents and marketable securities	$ 5,252	$ 3,031
Corporate debt securities
Cash equivalents and marketable securities:
Cash equivalents and marketable securities	12,024	10,152
Debt securities issued by the U.S. Treasury
Cash equivalents and marketable securities:
Cash equivalents and marketable securities	14,083	9,524
Debt securities issued by U.S. government agencies
Cash equivalents and marketable securities:
Cash equivalents and marketable securities	2,466	2,333
Certificates of deposit
Cash equivalents and marketable securities:
Cash equivalents and marketable securities	141	510
Foreign government bonds
Cash equivalents and marketable securities:
Cash equivalents and marketable securities		174
Publicly-held equity securities
Cash equivalents and marketable securities:
Publicly-held equity securities	419
Level 1
Cash equivalents and marketable securities:
Publicly-held equity securities	0	225
Level 1 | Money market funds
Cash equivalents and marketable securities:
Cash equivalents and marketable securities	5,252	3,031
Level 1 | Publicly-held equity securities
Cash equivalents and marketable securities:
Cash equivalents and marketable securities	419	0
Level 2 | 0.584% Notes Due 2024 | Notes Payable
Liabilities
Notes	0	1,228
Level 2 | 3.20% Notes Due 2026 | Notes Payable
Liabilities
Notes	973	970
Level 2 | 1.55% Notes Due 2028 | Notes Payable
Liabilities
Notes	1,126	1,115
Level 2 | 2.85% Notes Due 2030 | Notes Payable
Liabilities
Notes	1,380	1,367
Level 2 | 2.00% Notes Due 2031 | Notes Payable
Liabilities
Notes	1,068	1,057
Level 2 | 3.50% Notes Due 2040 | Notes Payable
Liabilities
Notes	839	851
Level 2 | 3.50% Notes Due 2050 | Notes Payable
Liabilities
Notes	1,559	1,604
Level 2 | 3.70% Notes Due 2060 | Notes Payable
Liabilities
Notes	386	403
Level 2 | Corporate debt securities
Cash equivalents and marketable securities:
Cash equivalents and marketable securities	12,024	10,152
Level 2 | Debt securities issued by the U.S. Treasury
Cash equivalents and marketable securities:
Cash equivalents and marketable securities	14,083	9,524
Level 2 | Debt securities issued by U.S. government agencies
Cash equivalents and marketable securities:
Cash equivalents and marketable securities	2,466	2,333
Level 2 | Certificates of deposit
Cash equivalents and marketable securities:
Cash equivalents and marketable securities	141	510
Level 2 | Foreign government bonds
Cash equivalents and marketable securities:
Cash equivalents and marketable securities	$ 0	$ 174