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Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Comprehensive income (loss)
Net income (loss)	$ (397,481)	$ (330,495)
Change in net unrealized gains (losses) on investments, net of tax	834	(1,811)
Foreign currency translation adjustments, net of tax	(2,759)	2,071
Comprehensive income (loss)	(399,406)	(330,235)
Net (income) loss attributable to redeemable noncontrolling interests	11,912	46,850
Comprehensive income (loss) attributable to redeemable noncontrolling interests	11,912	46,850
Comprehensive income (loss) attributable to RenaissanceRe	$ (387,494)	$ (283,385)

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