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Fair Value of Financial Assets and Liabilities - Narrative (Detail) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Level 3 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Contingent consideration, fair value | $ 21,668 | $ 21,768
Undiscounted value of the payments on all contingencies | 29,300 | 30,400
Level 2 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Alternative to equity securities | $ 136,700 | $ 136,100

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