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INVESTMENTS - Schedule of Equity Securities and Trading Debt Securities Net Unrealized Investment Gains and Losses (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Investments, Debt and Equity Securities [Abstract] |  |  |  |
Net unrealized investment gains | $ 12,663 | $ 23,050 | $ 51,904 | $ 23,803

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- Definition Amount of net unrealized gain (loss) on investments in equity securities and trading debt securities. + References No definition available. + Details
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- References No definition available. + Details
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