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NONCONTROLLING INTERESTS - Schedule of Activity in Redeemable Noncontrolling Interest (Details) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Activity in redeemable noncontrolling interest |  |  |  |
Beginning balance |  |  | $ 6,100,831,000 |
Net income (loss) attributable to redeemable noncontrolling interest | $ 224,731,000 | $ 174,907,000 | 469,558,000 | $ 442,291,000
Ending balance | 6,335,308,000 |  | 6,335,308,000 |
DaVinci Holdings Ltd. |  |  |  |
Activity in redeemable noncontrolling interest |  |  |  |
Beginning balance | 2,634,555,000 | 2,234,541,000 | 2,541,482,000 | 1,740,300,000
Redemption of shares from redeemable noncontrolling interests | (26,147,000) | (27,320,000) | (381,849,000) | (77,495,000)
Sale of shares to redeemable noncontrolling interests |  |  |  | 250,000,000.0
Net income (loss) attributable to redeemable noncontrolling interest | 152,511,000 | 59,527,000 | 300,524,000 | 225,609,000
Ending balance | 2,760,164,000 | 2,267,448,000 | 2,760,164,000 | 2,267,448,000
DaVinci Holdings Ltd. | Third-Party Investors And RenaissanceRe |  |  |  |
Activity in redeemable noncontrolling interest |  |  |  |
Sale of shares to redeemable noncontrolling interests, net of adjustments | (755,000) | 700,000 | 300,007,000 | 379,034,000
Medici |  |  |  |
Activity in redeemable noncontrolling interest |  |  |  |
Beginning balance | 1,778,763,000 | 1,307,741,000 | 1,650,229,000 | 1,036,218,000
Redemption of shares from redeemable noncontrolling interests | (181,983,000) | 0 | (227,550,000) | (17,648,000)
Sale of shares to redeemable noncontrolling interests | 21,479,000 | 170,589,000 | 167,721,000 | 414,691,000
Net income (loss) attributable to redeemable noncontrolling interest | 13,249,000 | 62,190,000 | 59,518,000 | 107,259,000
Dividends on common shares | 0 | 0 | (18,410,000) | 0
Ending balance | 1,631,508,000 | 1,540,520,000 | 1,631,508,000 | 1,540,520,000
Vermeer |  |  |  |
Activity in redeemable noncontrolling interest |  |  |  |
Beginning balance | 1,433,268,000 | 1,538,245,000 | 1,555,297,000 | 1,490,840,000
Sale of shares to redeemable noncontrolling interests |  |  | 0 | 0
Net income (loss) attributable to redeemable noncontrolling interest | 56,624,000 | 52,163,000 | 109,595,000 | 99,568,000
Dividends on common shares | 0 | 0 | (175,000,000) | 0
Ending balance | 1,489,892,000 | 1,590,408,000 | 1,489,892,000 | 1,590,408,000
Fontana |  |  |  |
Activity in redeemable noncontrolling interest |  |  |  |
Beginning balance | 451,397,000 | 276,859,000 | 353,823,000 | 268,031,000
Redemption of shares from redeemable noncontrolling interests |  |  |  | 0
Sale of shares to redeemable noncontrolling interests | 0 | 0 | 100,000,000 | 0
Net income (loss) attributable to redeemable noncontrolling interest | 2,347,000 | 1,027,000 | (79,000) | 9,855,000
Ending balance | $ 453,744,000 | $ 277,886,000 | $ 453,744,000 | $ 277,886,000

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