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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
Net Investment Income [Abstract] |  |  |  |
Interest and dividend income, net of withholding taxes and other expenses | $ 6,667 | $ 8,135 | $ 13,302 | $ 16,691
Investment income from Lloyd's syndicates | 3,770 | 2,724 | 5,311 | 7,759
Net realized and unrealized gains (losses) on other investments (see Note 4) | 33 | 89 | 144 | (324)
Net investment income | 10,470 | 10,948 | 18,757 | 24,126
Share of Solasglas' net income (loss) (see Note 3) | (18,276) | 4,330 | 13,921 | 22,578
Total investment income (loss) | $ (7,806) | $ 15,278 | $ 32,678 | $ 46,704

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