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Fair Value Measurements - Level 2 Instruments (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
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Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Investments, fair value | $ 16,789 | $ 58,589
Commercial paper | Level 2 | Fair Value, Nonrecurring |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Investments, fair value | $ 16,789 | $ 58,589

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