v3.25.4
Catastrophe Reinsurance - Narrative (Details) - USD ($)
3 Months Ended 12 Months Ended
Dec. 31, 2024
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Liability for Catastrophe Claims [Line Items]        
Catastrophic events classification by amount   $ 25,000,000.0    
Non-Core Operations        
Liability for Catastrophe Claims [Line Items]        
Incurred losses and LAE related to prior year (favorable) adverse development $ 22,600,000     $ 24,800,000
Catastrophe        
Liability for Catastrophe Claims [Line Items]        
Incurred losses and LAE related to prior year (favorable) adverse development   800,000 $ 6,000,000.0 (9,100,000)
Catastrophe | Non-Core Operations        
Liability for Catastrophe Claims [Line Items]        
Incurred losses and LAE related to prior year (favorable) adverse development   1,100,000 5,400,000 (7,600,000)
Catastrophe | Life Insurance | Operating Segments        
Liability for Catastrophe Claims [Line Items]        
Incurred losses and LAE related to prior year (favorable) adverse development   (100,000) (100,000) 800,000
Catastrophe | Specialty Property & Casualty Insurance | Operating Segments        
Liability for Catastrophe Claims [Line Items]        
Incurred losses and LAE related to prior year (favorable) adverse development   $ (200,000) $ 700,000 $ (2,300,000)