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FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Dec. 31, 2023
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Cash and cash equivalents | $ 2,576,524 | $ 2,297,675
Short-term investments | 984,201 | 955,605
Investments | 8,162 | 76,431
Asset transfers between Level 1 and Level 2 measurements | 0 | 0
Total fair value |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Cash | 973,260 | 1,105,701
Assets measured at fair value | 3,570,575 | 3,333,038
Fair value liabilities | (591) | (1,083)
Cash and cash equivalents | 2,576,524 | 2,297,675
Short-term investments | 984,201 | 955,605
Accounts receivable, net | 2,981 | 4,618
Other assets | 332 | 316
Investments | 8,162 | 76,431
Accrued liabilities | (1,625) | (1,607)
Total fair value | Money market funds |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 1,026,552 | 960,873
Total fair value | Certificates of deposit |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 74,208 | 33,824
Total fair value | Commercial paper |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 193,959 | 163,774
Total fair value | Corporate bonds |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 205,924 | 264,208
Total fair value | Municipal securities |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value |  | 361
Total fair value | U.S. government agency securities |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 146,214 | 159,585
Total fair value | U.S. treasuries |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 948,770 | 641,385
Total fair value | Commodity derivatives |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Fair value liabilities | 2,279 | 4,410
Level 1 |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Cash | 973,260 | 1,105,701
Assets measured at fair value | 1,999,812 | 2,066,574
Fair value liabilities | 0 | 0
Cash and cash equivalents | 1,999,812 | 2,066,574
Short-term investments | 0 | 0
Accounts receivable, net | 0 | 0
Other assets | 0 |
Investments | 0 | 0
Accrued liabilities | 0 | 0
Level 1 | Money market funds |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 1,026,552 | 960,873
Level 1 | Certificates of deposit |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 0 | 0
Level 1 | Commercial paper |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 0 | 0
Level 1 | Corporate bonds |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 0 | 0
Level 1 | Municipal securities |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value |  | 0
Level 1 | U.S. government agency securities |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 0 | 0
Level 1 | U.S. treasuries |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 0 | 0
Level 2 |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Cash | 0 | 0
Assets measured at fair value | 1,570,763 | 1,266,464
Fair value liabilities | (591) | (1,083)
Cash and cash equivalents | 576,712 | 231,101
Short-term investments | 984,201 | 955,605
Accounts receivable, net | 2,981 | 4,618
Other assets | 332 | 316
Investments | 8,162 | 76,431
Accrued liabilities | (1,625) | (1,607)
Level 2 | Money market funds |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 0 | 0
Level 2 | Certificates of deposit |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 74,208 | 33,824
Level 2 | Commercial paper |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 193,959 | 163,774
Level 2 | Corporate bonds |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 205,924 | 264,208
Level 2 | Municipal securities |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value |  | 361
Level 2 | U.S. government agency securities |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 146,214 | 159,585
Level 2 | U.S. treasuries |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 948,770 | 641,385
Level 2 | Commodity derivatives |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Fair value liabilities | 2,279 | 4,410
Level 3 |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Cash | 0 | 0
Assets measured at fair value | 0 | 0
Fair value liabilities | 0 | 0
Cash and cash equivalents | 0 | 0
Short-term investments | 0 | 0
Accounts receivable, net | 0 | 0
Other assets | 0 |
Investments | 0 | 0
Accrued liabilities | 0 | 0
Level 3 | Money market funds |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 0 | 0
Level 3 | Certificates of deposit |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 0 | 0
Level 3 | Commercial paper |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 0 | 0
Level 3 | Corporate bonds |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 0 | 0
Level 3 | Municipal securities |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value |  | 0
Level 3 | U.S. government agency securities |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | 0 | 0
Level 3 | U.S. treasuries |  |
FAIR VALUE OF CERTAIN FINANCIAL ASSETS AND LIABILITIES |  |
Assets measured at fair value | $ 0 | $ 0

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