Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Assets
Fixed maturity investments trading, at fair value - amortized cost $20,872,450 at December 31, 2023 (2022 - $15,038,551) (Notes 5 and 6)	$ 20,877,108	$ 14,351,402
Short term investments, at fair value - amortized cost $4,603,340 at December 31, 2023 (2022 - $4,671,581) (Notes 5 and 6)	4,604,079	4,669,272
Equity investments, at fair value (Notes 5 and 6)	106,766	625,058
Other investments, at fair value (Notes 5 and 6)	3,515,566	2,494,954
Investments in other ventures, under equity method (Note 5)	112,624	79,750
Total investments	29,216,143	22,220,436
Cash and cash equivalents	1,877,518	1,194,339
Premiums receivable (Note 7)	7,280,682	5,139,471
Prepaid reinsurance premiums (Note 7)	924,777	1,021,412
Reinsurance recoverable (Notes 7 and 8)	5,344,286	4,710,925
Accrued investment income	205,713	121,501
Deferred acquisition costs and value of business acquired	1,751,437	1,171,738
Deferred tax asset	685,040	123,153
Receivable for investments sold	622,197	350,526
Other assets	323,960	261,549
Goodwill and other intangible assets (Note 4)	775,352	237,828
Total assets	49,007,105	36,552,878
Liabilities
Reserve for claims and claim expenses (Note 8)	20,486,869	15,892,573
Unearned premiums	6,136,135	4,559,107
Debt (Note 9)	1,958,655	1,170,442
Reinsurance balances payable	3,186,174	3,928,281
Payable for investments purchased	661,611	493,776
Other liabilities	1,021,872	648,036
Total liabilities	33,451,316	26,692,215
Commitments and contingencies (Note 20)
Redeemable noncontrolling interests (Note 10)	6,100,831	4,535,389
Shareholders’ Equity (Note 12)
Preference shares: $1.00 par value – 30,000 shares issued and outstanding at December 31, 2023 (2022 – 30,000)	750,000	750,000
Common shares: $1.00 par value – 52,693,887 shares issued and outstanding at December 31, 2023 (2022 – 43,717,836)	52,694	43,718
Additional paid-in capital	2,144,459	475,647
Accumulated other comprehensive income (loss)	(14,211)	(15,462)
Retained earnings	6,522,016	4,071,371
Total shareholders’ equity attributable to RenaissanceRe	9,454,958	5,325,274
Total liabilities, noncontrolling interests and shareholders’ equity	$ 49,007,105	$ 36,552,878