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FINANCIAL INSTRUMENTS (Tables) | 12 Months Ended
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Dec. 31, 2024
Investments, Debt and Equity Securities [Abstract] |
Schedule of Cash Cash Equivalents and Available-for-Sale Securities by Significant Investment Category | The following tables show the Company’s cash, cash equivalents and available-for-sale securities by significant investment category as of December 31, 2024 and 2023, respectively:
| December 31, 2024
| Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Aggregate Fair Value |  | Cash and Cash Equivalents |  | Short-term Marketable Securities (1) |  | Long-term Marketable Securities (2)
Level 1: |  |  |  |  |  |  |  |  |  |  |  |  |
Cash | $ | 329,619 |  |  | $ | — |  |  | $ | — |  |  | $ | 329,619 |  |  | $ | 329,619 |  |  | $ | — |  |  | $ | — |
Level 2: |  |  |  |  |  |  |  |  |  |  |  |  |
Money market instruments | 613,223 |  |  | — |  |  | — |  |  | 613,223 |  |  | 613,223 |  |  | — |  |  | — |
Corporate debt securities | 503,202 |  |  | 2,410 |  |  | (390) |  |  | 505,222 |  |  | — |  |  | 168,104 |  |  | 337,118 |
U.S. government agency securities | 72,027 |  |  | 359 |  |  | (33) |  |  | 72,353 |  |  | — |  |  | 896 |  |  | 71,457 |
Asset-backed securities | 138,508 |  |  | 363 |  |  | (344) |  |  | 138,527 |  |  | — |  |  | 25,864 |  |  | 112,663 |
Subtotal | 1,326,960 |  |  | 3,132 |  |  | (767) |  |  | 1,329,325 |  |  | 613,223 |  |  | 194,864 |  |  | 521,238 |
Total | $ | 1,656,579 |  |  | $ | 3,132 |  |  | $ | (767) |  |  | $ | 1,658,944 |  |  | $ | 942,842 |  |  | $ | 194,864 |  |  | $ | 521,238 |
| December 31, 2023
| Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Aggregate Fair Value |  | Cash and Cash Equivalents |  | Short-term Marketable Securities (1) |  | Long-term Marketable Securities (2)
Level 1: |  |  |  |  |  |  |  |  |  |  |  |  |
Cash | $ | 229,676 |  |  | $ | — |  |  | $ | — |  |  | $ | 229,676 |  |  | $ | 229,676 |  |  | $ | — |  |  | $ | — |
Level 2: |  |  |  |  |  |  |  |  |  |  |  |  |
Money market instruments | 499,483 |  |  | — |  |  | — |  |  | 499,483 |  |  | 499,483 |  |  | — |  |  | — |
Corporate debt securities | 587,896 |  |  | 3,476 |  |  | (1,996) |  |  | 589,376 |  |  | — |  |  | 193,251 |  |  | 396,125 |
U.S. government agency securities | 251,952 |  |  | 556 |  |  | (1,140) |  |  | 251,368 |  |  | 19,976 |  |  | 111,343 |  |  | 120,049 |
Commercial paper | 20,076 |  |  | 5 |  |  | — |  |  | 20,081 |  |  | 5,992 |  |  | 14,089 |  |  | — |
Asset-backed securities | 94,744 |  |  | 351 |  |  | (134) |  |  | 94,961 |  |  | — |  |  | — |  |  | 94,961 |
Subtotal | 1,454,151 |  |  | 4,388 |  |  | (3,270) |  |  | 1,455,269 |  |  | 525,451 |  |  | 318,683 |  |  | 611,135 |
Total | $ | 1,683,827 |  |  | $ | 4,388 |  |  | $ | (3,270) |  |  | $ | 1,684,945 |  |  | $ | 755,127 |  |  | $ | 318,683 |  |  | $ | 611,135 |
(1)The Company’s short-term marketable securities mature in one year or less. (2)The Company’s long-term marketable securities mature between one and five years.

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