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Financial Instruments - Schedule of Marketable Securities and Long-Term Investments (Details) - USD ($) $ in Thousands | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Amortized Cost |  |
Total | $ 146,001 | $ 164,209
Unrealized Gains |  |
Total | 0 | 113
Unrealized Losses |  |
Total | (204) | 0
Fair Value |  |
Total | 145,797 | 164,322
U.S. Treasury bills |  |
Amortized Cost |  |
Less than one year | 142,024 | 141,075
Between one and two years | 3,977 | 23,134
Unrealized Gains |  |
Less than one year | 0 | 86
Between one and two years | 0 | 27
Unrealized Losses |  |
Less than one year | (199) | 0
Between one and two years | (5) | 0
Fair Value |  |
Less than one year | 141,825 | 141,161
Between one and two years | $ 3,972 | $ 23,161

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