Investments - Schedule of Selected Information about Sales of Fixed Maturities (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Investments, Debt and Equity Securities [Abstract] | ||
| Proceeds from sale | $ 14,766 | $ 53,911 |
| Gross realized gains | 249 | 1,478 |
| Gross realized losses | 0 | (1,464) |
| Unsettled trades | $ 0 | $ 0 |