Fair Value Measurements - Non-marketable Equity Securities (Details) - USD ($) $ in Thousands |
Mar. 31, 2024 |
Dec. 31, 2023 |
|---|---|---|
| Fair Value Disclosures [Abstract] | ||
| Cost of investments | $ 32,656 | $ 31,656 |
| Cumulative impairment and downward adjustment | 0 | 0 |
| Cumulative upward adjustment | 30,632 | 30,632 |
| Carrying amount of investments | $ 63,288 | $ 62,288 |