Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Comprehensive income (loss)
Net income (loss)	$ 3,620,127	$ (1,159,816)	$ (103,440)
Change in net unrealized gains (losses) on investments, net of tax	1,082	(4,923)	(2,492)
Foreign currency translation adjustments, net of tax	169	370	4,225
Comprehensive income (loss)	3,621,378	(1,164,369)	(101,707)
Net (income) loss attributable to redeemable noncontrolling interests	(1,058,995)	98,613	63,285
Comprehensive income (loss) attributable to redeemable noncontrolling interests	(1,058,995)	98,613	63,285
Comprehensive income (loss) attributable to RenaissanceRe	$ 2,562,383	$ (1,065,756)	$ (38,422)