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Fair Value Measurements - Nonmarketable Equity Securities (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] |  |
Cost of investments | $ 31,656 | $ 23,625
Cumulative impairment and downward adjustments | 0 | (888)
Cumulative upward adjustments | 30,632 | 16,731
Carrying amount of investments (included in other assets) | 62,288 | $ 39,468
Convertible Debt Securities |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Cost of investments | 8,000 |
Interest receivable | $ 600 |

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