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Equity and Other Investments and Fair Value Measurements - Reconciliation of Equity and Long-Term Investments Balances (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Dec. 31, 2024 | Dec. 31, 2023
Fair Value Disclosures [Abstract] |  |  |  |
Purchases of trading securities | $ 34,674 |  | $ 63,201 |
Changes in fair value, net | (65,299) | $ (13,335) | (59,161) |
Reclassification of current portion | (20,258) |  | (107,532) |
Other | 319 |  | 724 |
Equity and long-term investments | $ 291,100 |  | $ 341,664 | $ 444,432

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