Investments - Summary of Proceeds Received and The Gross Realized Gains and Losses From Sales of Equity Securities (Detail) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Debt and Equity Securities, FV-NI [Line Items] | ||
| Proceeds | $ 9,542 | $ 3,516 |
| Equity Securities [Member] | ||
| Debt and Equity Securities, FV-NI [Line Items] | ||
| Proceeds | 9,542 | 3,516 |
| Gross Realized Gains | 1,331 | 173 |
| Gross Realized Losses | $ (184) | $ (141) |