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Financial Instruments - Schedule of Marketable Securities and Long-Term Investments (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Amortized Cost |  |
Total | $ 116,055 | $ 164,209
Unrealized Gains |  |
Total | 194 | 113
Unrealized Losses |  |
Total | (2) | 0
Fair Value |  |
Total | 116,247 | 164,322
U.S. Treasury bills |  |
Amortized Cost |  |
Less than one year | 113,496 | 141,075
Between one and two years | 2,559 | 23,134
Unrealized Gains |  |
Less than one year | 194 | 86
Between one and two years | 0 | 27
Unrealized Losses |  |
Less than one year | 0 | 0
Between one and two years | (2) | 0
Fair Value |  |
Less than one year | 113,690 | 141,161
Between one and two years | $ 2,557 | $ 23,161

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