v3.26.1
Segment Reporting Disclosures (Narrative) (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2026
segment
Dec. 31, 2025
USD ($)
Segment Reporting Information [Line Items]    
Number of Reportable Segments | segment 4  
Global Reinsurance Division [Member]    
Segment Reporting Information [Line Items]    
Gross premium volume | $   $ 1,000,000