v3.25.1
FAIR VALUE MEASUREMENTS, INVESTMENTS AND NOTES RECEIVABLE (Tables)
 3 Months Ended
Mar. 31, 2025
Fair Value Disclosures [Abstract]  
Schedule of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis
The table below presents the value of financial assets measured at fair value on a recurring basis in the Company's financial statements (in millions):
March 31, 2025December 31, 2024
TotalLevel 1Level 2Level 3TotalLevel 1Level 2Level 3
Cash and cash equivalents$9,370 $9,370 $— $— $8,769 $8,769 $— $— 
Restricted cash — current200 200 — — 11 11 — — 
Restricted cash — noncurrent167 167 — — 166 166 — — 
Short-term investments:
U.S. government and agency notes1,936 — 1,936 — 2,280 — 2,280 — 
Certificates of deposit placed through an account registry service (CDARS)71 — 71 — 59 — 59 — 
Corporate debt3,546 — 3,546 — 3,127 — 3,127 — 
Other fixed-income securities407 — 407 — 240 — 240 — 
Long-term investments:
Equity securities50 50 — — 71 71 — — 
Schedule of Carrying Values and Estimated Fair Values of Financial Instruments The table below presents the carrying values and estimated fair values of financial instruments not presented in the table above (in millions). Carrying amounts include any related discounts, premiums and issuance costs.
March 31, 2025December 31, 2024
Carrying AmountFair ValueCarrying AmountFair Value
TotalLevel 1Level 2Level 3TotalLevel 1Level 2Level 3
Long-term debt$23,842 $23,549 $— $16,582 $6,967 $24,653 $24,423 $— $17,300 $7,123 
Schedule of Fair Value Measurement Inputs and Valuation Techniques Fair value of the financial instruments included in the tables above was determined as follows:
DescriptionFair Value Methodology
Cash and cash equivalents and Restricted cash (current and non-current)The carrying amounts of these assets approximate fair value.
Short-term and Long-term investmentsFair value is based on (a) the trading prices of the investment or similar instruments or (b) broker quotes obtained by third-party valuation services.
Long-term debtFair values are based on either market prices or the discounted amount of future cash flows using our current incremental rate of borrowing for similar liabilities.