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NONCONTROLLING INTERESTS - Schedule of Noncontrolling Interests (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021	Dec. 31, 2020
Redeemable Noncontrolling Interest [Line Items]
Redeemable noncontrolling interests	$ 4,174,960		$ 4,174,960			$ 3,554,053
Net income (loss) attributable to redeemable noncontrolling interest	(372,429)	$ (198,495)	(335,010)	$ (131,801)
DaVinciRe Holdings Ltd.
Redeemable Noncontrolling Interest [Line Items]
Redeemable noncontrolling interests	1,618,490	1,443,589	1,618,490	1,443,589	$ 1,762,677	1,499,451	$ 1,642,656	$ 1,560,693
Net income (loss) attributable to redeemable noncontrolling interest	(219,191)	(202,362)	(185,692)	(158,030)
Medici
Redeemable Noncontrolling Interest [Line Items]
Redeemable noncontrolling interests	964,687	883,925	964,687	883,925	1,052,560	856,820	880,320	717,999
Net income (loss) attributable to redeemable noncontrolling interest	(107,461)	6,526	(139,635)	5,072
Vermeer Reinsurance Ltd.
Redeemable Noncontrolling Interest [Line Items]
Redeemable noncontrolling interests	1,330,253	1,130,784	1,330,253	1,130,784	1,269,417	1,197,782	1,133,443	1,109,627
Net income (loss) attributable to redeemable noncontrolling interest	(39,164)	(2,659)	2,471	21,157
Fontana
Redeemable Noncontrolling Interest [Line Items]
Redeemable noncontrolling interests	261,530	0	261,530	0	$ 268,143	$ 0	$ 0	$ 0
Net income (loss) attributable to redeemable noncontrolling interest	$ (6,613)	$ 0	$ (12,154)	$ 0

X

- Definition

Amount of Net Income (Loss) attributable to redeemable noncontrolling interest.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
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As of the reporting date, the aggregate carrying amount of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity.

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