v3.24.1.1.u2
Fair Value of Financial Assets and Liabilities and Investments in Non-Affiliated Entities (Tables)
 3 Months Ended
Apr. 28, 2024
Fair Value Disclosures [Abstract]  
Schedule of Fair Value of Financial Assets and Liabilities
Pricing CategoryFair Value at
Apr 28, 2024Jan 28, 2024
(In millions)
Assets
Cash equivalents and marketable securities:
Money market fundsLevel 1$5,374 $3,031 
Corporate debt securitiesLevel 2$11,357 $10,152 
Debt securities issued by the U.S. TreasuryLevel 2$11,252 $9,524 
Debt securities issued by U.S. government agenciesLevel 2$2,819 $2,333 
Certificates of depositLevel 2$286 $510 
Foreign government bondsLevel 2$14 $174 
Other assets (Investments in non-affiliated entities):
Publicly-held equity securitiesLevel 1$287 $225 
Liabilities (1)
0.584% Notes Due 2024
Level 2$1,242 $1,228 
3.20% Notes Due 2026
Level 2$960 $970 
1.55% Notes Due 2028
Level 2$1,096 $1,115 
2.85% Notes Due 2030
Level 2$1,331 $1,367 
2.00% Notes Due 2031
Level 2$1,026 $1,057 
3.50% Notes Due 2040
Level 2$805 $851 
3.50% Notes Due 2050
Level 2$1,487 $1,604 
3.70% Notes Due 2060
Level 2$368 $403 

(1)    These liabilities are carried on our Condensed Consolidated Balance Sheets at their original issuance value, net of unamortized debt discount and issuance costs.
Schedule of Equity Securities without Readily Determinable Fair Value
Adjustments to the carrying value of our non-marketable equity securities during the first quarter of fiscal years 2025 and 2024 were as follows:
Apr 28, 2024Apr 30, 2023
(In millions)
Balance at beginning of period$1,321 $288 
Adjustments related to non-marketable equity securities:
Net additions127 221 
Unrealized gains15 — 
Impairments and unrealized losses— (13)
Balance at end of period$1,463 $496 
The following table summarizes the cumulative gross unrealized gains, losses and impairments related to non-marketable equity securities:
Apr 28, 2024
(In millions)
Cumulative gross unrealized gains$285 
Cumulative gross impairments and unrealized losses(45)