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Non-Marketable Investments - Additional Information (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Fair Value Investments Entities That Calculate Net Asset Value Per Share [Line Items] |  |  |
Cost Method Investment | $ 2.6 |  |
Gain from non-marketable investments | 0.8 | $ 0.2 | $ 0.3
Distributions received from funds | 0.0 | 0.0 | $ 0.0
Other Assets [Member] |  |  |
Fair Value Investments Entities That Calculate Net Asset Value Per Share [Line Items] |  |  |
Carrying value of the Company's non-marketable investments | $ 3.2 | $ 1.2 |

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