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Cash Equivalents and Marketable Securities (Details) - USD ($) $ in Millions | Jan. 29, 2023 | Jan. 30, 2022
--- | --- | ---
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | $ 13,112 | $ 20,930
Unrealized Gain | 1 | 0
Unrealized Loss | (58) | (17)
Estimated Fair Value | 13,055 | 20,913
Cash Equivalents | 3,148 | 1,695
Marketable Securities | 9,907 | 19,218
Corporate debt securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 4,809 | 9,977
Unrealized Gain | 0 | 0
Unrealized Loss | (12) | (3)
Estimated Fair Value | 4,797 | 9,974
Cash Equivalents | 1,087 | 1,102
Marketable Securities | 3,710 | 8,872
Debt securities issued by the United States Treasury |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 4,185 | 7,314
Unrealized Gain | 1 | 0
Unrealized Loss | (44) | (14)
Estimated Fair Value | 4,142 | 7,300
Cash Equivalents | 0 | 0
Marketable Securities | 4,142 | 7,300
Debt securities issued by United States government agencies |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 1,836 | 1,612
Unrealized Gain | 0 | 0
Unrealized Loss | (2) | 0
Estimated Fair Value | 1,834 | 1,612
Cash Equivalents | 50 | 256
Marketable Securities | 1,784 | 1,356
Money market funds |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 1,777 | 316
Unrealized Gain | 0 | 0
Unrealized Loss | 0 | 0
Estimated Fair Value | 1,777 | 316
Cash Equivalents | 1,777 | 316
Marketable Securities | 0 | 0
Certificates of deposit |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 365 | 1,561
Unrealized Gain | 0 | 0
Unrealized Loss | 0 | 0
Estimated Fair Value | 365 | 1,561
Cash Equivalents | 134 | 21
Marketable Securities | 231 | 1,540
Foreign government bonds |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 140 | 150
Unrealized Gain | 0 | 0
Unrealized Loss | 0 | 0
Estimated Fair Value | 140 | 150
Cash Equivalents | 100 | 0
Marketable Securities | $ 40 | $ 150

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- Definition Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + Details
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