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Investments- Fair Value of the Company's Investments by Type (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Marketable Securities [Line Items] |  |
Amortized Cost | $ 234,902 | $ 278,131
Accrued Interest | 1,121 | 135
Gross Unrealized Gains | 451 | 150
Gross Unrealized Losses | (14) | (72)
Estimated Fair Value | $ 236,460 | $ 278,344
Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration] | Short-term investments, Long-term investments | Short-term investments, Long-term investments
Obligations of U.S. Government and its agencies |  |
Marketable Securities [Line Items] |  |
Amortized Cost | $ 234,902 | $ 277,151
Accrued Interest | 1,121 | 121
Gross Unrealized Gains | 451 | 150
Gross Unrealized Losses | (14) | (64)
Estimated Fair Value | $ 236,460 | 277,358
Certificates of deposit |  |
Marketable Securities [Line Items] |  |
Amortized Cost |  | 980
Accrued Interest |  | 14
Gross Unrealized Gains |  | 0
Gross Unrealized Losses |  | (8)
Estimated Fair Value |  | $ 986

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