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NONCONTROLLING INTERESTS - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
DaVinci Reinsurance |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Noncontrolling interest, value subscribed | $ 300,000 | $ 275,000
Proceeds from noncontrolling interests | 69,700 |
Third-Party Investors |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Redemption of shares from redeemable noncontrolling interests | 225,900 | 123,300
DaVinci |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Payments to noncontrolling interests | 225,900 | 123,300
Proceeds from noncontrolling interests |  | 300,000
Medici |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Payments to noncontrolling interests | 361,800 | 102,200
Proceeds from noncontrolling interests | 163,600 | 531,400
Fontana |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Noncontrolling interest, value subscribed | 50,000 |
Proceeds from noncontrolling interests | 129,200 | 151,300
DaVinci |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Noncontrolling interest, value subscribed |  | 250,000
Redemption of shares from redeemable noncontrolling interests | $ 406,849 | 123,272
DaVinci | Redeemable Noncontrolling Interest |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Redeemable noncontrolling interest, redemption requirement, maximum percentage of shares held | 50.00% |
DaVinci | Third-Party Investors |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Noncontrolling interest, value subscribed |  | 102,200
Payments to noncontrolling interests | $ 180,600 |
DaVinci | RenaissanceRe Holdings Ltd. |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Noncontrolling interest, value subscribed |  | 147,800
Payments to noncontrolling interests | 69,400 |
Medici |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Noncontrolling interest, value subscribed | 200,219 | 482,310
Redemption of shares from redeemable noncontrolling interests | $ 406,644 | 107,549
Written notice period for redemption | 30 days |
Medici | Third-Party Investors |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Noncontrolling interest, value subscribed | $ 250,200 | 527,300
Redemption of shares from redeemable noncontrolling interests | 382,000 | 117,500
Payments of dividends | 24,600 |
Medici | RenaissanceRe Holdings Ltd. |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Noncontrolling interest, value subscribed | 50,600 | 45,200
Redemption of shares from redeemable noncontrolling interests | 300 | 10,000
Vermeer |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Noncontrolling interest, value subscribed | 175,000 | 0
Vermeer | Stichting Pensioenfonds Zorg en Welzijn |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Noncontrolling interest, value subscribed | 175,000 |
Payments of dividends | 175,000 | 175,000
Fontana |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Noncontrolling interest, value subscribed | 100,000 | 51,316
Fontana | Third-Party Investors |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Noncontrolling interest, value subscribed | 100,000 | 75,000
Fontana | RenaissanceRe Holdings Ltd. |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Noncontrolling interest, value subscribed | $ 50,000 | $ 23,700
Maximum | DaVinci |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Share repurchase requests, limit | 25.00% |
DaVinci Reinsurance |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Noncontrolling ownership percentage | 25.40% | 27.80%
Medici |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Noncontrolling ownership percentage | 15.80% | 11.70%
Vermeer | Medici | Voting, Non-participating Shares |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Parent company ownership in redeemable noncontrolling interest | 100.00% |
Vermeer | PFZW | Participating, Non-voting Common Shares |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Parent company ownership in redeemable noncontrolling interest | 100.00% |
Fontana |  |
Redeemable Noncontrolling Interest [Line Items] |  |
Noncontrolling ownership percentage | 26.50% | 31.60%

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- Definition This item limits the aggregate of all share repurchase requests to 25% of DaVinciRe's capital in any given year and satisfying all applicable regulatory requirements. If total shareholder requests exceed 25% of DaVinciRe's capital, the number of shares repurchased will be reduced among the requesting shareholders pro-rata, based on the amounts desired to be repurchased. + References No definition available. + Details
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- Definition Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 810 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 23 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481231/810-10-45-23 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 24 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481231/810-10-45-24 + Details
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