INVESTMENTS - Schedule of Equity Method Investments Net Other Income (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Investments in and Advances to Affiliates [Abstract]
Total net investment income and net realized and unrealized gains (losses) related to equity method investments	$ 319,286	$ 52,350	$ 86,729

Amount of income (loss) for proportionate share of equity method investee's income (loss).

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