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DEBT - Narrative (Details) - USD ($)
12 Months Ended
Dec. 31, 2025
Jul. 10, 2025
Dec. 31, 2024
May 31, 2024
Dec. 15, 2020
Surplus Notes          
Line of Credit Facility [Line Items]          
Principal amount         $ 50,000,000
Interest expense $ 3,438,000        
Senior Notes          
Line of Credit Facility [Line Items]          
Interest expense $ 7,829,000        
Senior Notes | Series A Senior Unsecured Notes Due 2039          
Line of Credit Facility [Line Items]          
Principal amount       $ 70,000,000  
Applicable rate       9.00%  
Debt issuance costs, gross       $ 3,050,000  
Senior Notes | Series B Senior Unsecured Notes Due 2039          
Line of Credit Facility [Line Items]          
Principal amount   $ 30,000,000      
Applicable rate   9.00%      
Debt issuance costs, gross   $ 1,098,000      
Federal Home Loan Bank Advances          
Line of Credit Facility [Line Items]          
Maximum borrowing capacity as a percentage of total assets 20.00%        
Maximum borrowing capacity $ 500,000,000        
Outstanding balance on credit facility $ 0   $ 0