SUBSEQUENT EVENTS	12 Months Ended
Dec. 31, 2025
Subsequent Events [Abstract]
SUBSEQUENT EVENTS	SUBSEQUENT EVENTS Share Repurchase Program Subsequent to December 31, 2025 and through the period ended February 6, 2026, the Company repurchased 470,930 common shares at an aggregate cost of $130.0 million and an average price of $276.04 per common share. On February 11, 2026, the Board approved a renewal of the authorized share repurchase program for an aggregate amount of up to $750.0 million. DaVinci Effective January 1, 2026, DaVinci repurchased an aggregate of $750.0 million of its shares from investors, including $182.5 million from the Company. In addition, RenaissanceRe purchased an aggregate of $81.3 million of shares from third-party investors. The Company’s noncontrolling economic ownership in DaVinci subsequent to these transactions was 26.3%. Fontana Effective January 1, 2026, RenaissanceRe purchased an aggregate of $79.3 million of limited partner interest in Fontana from third-party investors. The Company’s noncontrolling economic ownership in Fontana subsequent to these transactions was 38.4%. Medici Effective in January 2026, Medici issued an aggregate of $43.0 million of non-voting preference shares to investors and redeemed an aggregate of $27.4 million. At December 31, 2025, $43.0 million, representing the amount received from investors other than the Company prior to January 1, 2026, is included in other liabilities on the Company’s consolidated balance sheet, and also included in cash flows provided by financing activities on the Company’s consolidated statements of cash flows for 2025. The Company’s noncontrolling economic ownership in Medici subsequent to these transactions was 11.5%. Vermeer In January 2026, Vermeer declared and paid a dividend of $150.0 million, all of which was paid to a third-party investor.

Subsequent to December 31, 2025 and through the period ended February 6, 2026, the Company repurchased 470,930 common shares at an aggregate cost of $130.0 million and an average price of $276.04 per common share.

On February 11, 2026, the Board approved a renewal of the authorized share repurchase program for an aggregate amount of up to $750.0 million.

Effective January 1, 2026, DaVinci repurchased an aggregate of $750.0 million of its shares from investors, including $182.5 million from the Company. In addition, RenaissanceRe purchased an aggregate of $81.3 million of shares from third-party investors. The Company’s noncontrolling economic ownership in DaVinci subsequent to these transactions was 26.3%.

Effective January 1, 2026, RenaissanceRe purchased an aggregate of $79.3 million of limited partner interest in Fontana from third-party investors. The Company’s noncontrolling economic ownership in Fontana subsequent to these transactions was 38.4%.

Effective in January 2026, Medici issued an aggregate of $43.0 million of non-voting preference shares to investors and redeemed an aggregate of $27.4 million. At December 31, 2025, $43.0 million, representing the amount received from investors other than the Company prior to January 1, 2026, is included in other liabilities on the Company’s consolidated balance sheet, and also included in cash flows provided by financing activities on the Company’s consolidated statements of cash flows for 2025. The Company’s noncontrolling economic ownership in Medici subsequent to these transactions was 11.5%.

In January 2026, Vermeer declared and paid a dividend of $150.0 million, all of which was paid to a third-party investor.