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ACQUISITION OF VALIDUS - Schedule of Financial Results (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Business Acquisition [Line Items] |  |  |
Total revenues | $ 9,134,608 | $ 5,060,412 | $ 5,277,709
Net income (loss) available (attributable) to RenaissanceRe common shareholders | 2,525,757 | $ (1,096,578) | $ (73,421)
Validus |  |  |
Business Acquisition [Line Items] |  |  |
Total revenues | 696,888 |  |
Net income (loss) available (attributable) to RenaissanceRe common shareholders | 307,802 |  |
Corporate expenses associated with the acquisition | $ 76,400 |  |

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