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Investments - Net Investment Income (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Investment income (loss) from portfolios |  |  |  |
Total investment income | $ 20,828 | $ 16,431 | $ 41,178 | $ 32,735
Less: investment expenses | 798 | 421 | 1,200 | 822
Net investment income | 20,030 | 16,010 | 39,978 | 31,913
Available-for-sale securities |  |  |  |
Investment income (loss) from portfolios |  |  |  |
Available-for-sale, equity securities, cash equivalents, and other | 14,530 | 12,107 | 27,813 | 23,720
Equity securities |  |  |  |
Investment income (loss) from portfolios |  |  |  |
Available-for-sale, equity securities, cash equivalents, and other | 1,149 | 1,199 | 2,313 | 2,417
Limited partnerships |  |  |  |
Investment income (loss) from portfolios |  |  |  |
Limited partnerships | 83 | (264) | 1,155 | 261
Agent loans |  |  |  |
Investment income (loss) from portfolios |  |  |  |
Available-for-sale, equity securities, cash equivalents, and other | 1,557 | 908 | 3,001 | 1,821
Cash equivalents and other |  |  |  |
Investment income (loss) from portfolios |  |  |  |
Available-for-sale, equity securities, cash equivalents, and other | $ 3,509 | $ 2,481 | $ 6,896 | $ 4,516

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