v3.25.0.1
Fair Value of Financial Assets and Liabilities and Non-marketable Equity Securities (Tables)
 12 Months Ended
Jan. 26, 2025
Fair Value Disclosures [Abstract]  
Schedule of Fair Value of Financial Assets and Liabilities
The fair values of our financial assets and liabilities are determined using quoted market prices of identical assets or market prices of similar assets from active markets. We review fair value classification on a quarterly basis.
Fair Value at
Pricing CategoryJan 26, 2025Jan 28, 2024
(In millions)
Assets
Cash equivalents and marketable securities:
Money market fundsLevel 1$3,760 $3,031 
Publicly-held equity securitiesLevel 1$381 $— 
Corporate debt securitiesLevel 2$18,526 $10,152 
Debt securities issued by the U.S. TreasuryLevel 2$16,769 $9,524 
Debt securities issued by U.S. government agenciesLevel 2$2,777 $2,333 
Foreign government bondsLevel 2$177 $174 
Certificates of depositLevel 2$97 $510 
Other assets:
Publicly-held equity securitiesLevel 1$— $225 
Liabilities (1)
0.584% Notes Due 2024
Level 2$— $1,228 
3.20% Notes Due 2026
Level 2$982 $970 
1.55% Notes Due 2028
Level 2$1,136 $1,115 
2.85% Notes Due 2030
Level 2$1,376 $1,367 
2.00% Notes Due 2031
Level 2$1,064 $1,057 
3.50% Notes Due 2040
Level 2$824 $851 
3.50% Notes Due 2050
Level 2$1,482 $1,604 
3.70% Notes Due 2060
Level 2$367 $403 
(1)    Liabilities are carried on our Consolidated Balance Sheets at their original issuance value, net of unamortized debt discount and issuance costs.
Equity Securities without Readily Determinable Fair Value
Adjustments to the carrying value of our non-marketable equity securities during fiscal years 2025 and 2024 were as follows:
Year Ended
Jan 26, 2025Jan 28, 2024
(In millions)
Balance at beginning of period$1,321 $288 
Adjustments related to non-marketable equity securities:
Net additions1,309 859 
Unrealized gains816 194 
Impairments and unrealized losses(59)(20)
Balance at end of period$3,387 $1,321