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Investments - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Marketable Securities [Line Items] |  |  |  |  |
Equity securities, net unrealized gain | $ 1.4 | $ 2.0 | $ 5.7 | $ 3.5 |
Debt securities, net unrealized gain (loss) | (0.4) | $ 0.8 | 1.8 | $ 1.4 |
Variable Interest Entity, Primary Beneficiary |  |  |  |  |
Marketable Securities [Line Items] |  |  |  |  |
Fair value of deconsolidated investment in affiliate, equity securities | $ 8.5 |  | $ 8.5 |  | $ 10.9

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