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Marketable Securities (Details 2) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | --- | ---
Debt securities, available-for-sale |  |  |
Cash and cash equivalents | $ 94,767 | $ 125,334 | $ 107,891
Marketable securities | 331,077 | 187,892 |
Total cash, cash equivalents and marketable securities | 425,844 | 313,226 |
Marketable securities |  |  |
Debt securities, available-for-sale |  |  |
Marketable securities | 331,077 | 187,892 |
Cash |  |  |
Debt securities, available-for-sale |  |  |
Cash | 88,486 | 94,737 |
Cash equivalents |  |  |
Debt securities, available-for-sale |  |  |
Cash Equivalents | $ 6,281 | $ 30,597 |

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