v3.25.2
Reserves for Unpaid Loss and Loss Adjustment Expenses - Schedule of Table Represents an Analysis of Loss and Loss Adjustment Expenses (Details) - USD ($)
$ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Dec. 31, 2023
Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward]        
Reserve for unpaid loss and loss adjustment expenses $ 794,243 $ 712,098 $ 712,098  
Reinsurance recoverable on unpaid loss and loss adjustment expenses, net of allowance for expected credit losses (213,663) (212,249) (212,249)  
Net reserve for unpaid loss and loss adjustment expenses at beginning of period / year 559,940   580,580 $ 499,849
Loss and loss adjustment expenses incurred, net of reinsurance:        
Current accident year 143,370 140,700 253,323  
Previous accident years (19,574) (41,500) (37,211)  
Total loss and loss adjustment expenses incurred, net of reinsurance 123,796 $ 99,238 216,112  
Loss and loss adjustment expenses paid, net of reinsurance:        
Current accident year (13,333)   (21,607)  
Prior accident years (131,103)   (113,740)  
Total loss and loss adjustment expenses paid, net of reinsurance (144,436)   (135,347)  
Change in allowance for expected credit losses on reinsurance recoverables on unpaid loss and loss adjustment expenses 0   (34)  
Reinsurance recoverable on unpaid loss and loss adjustment expenses, net of allowance for expected credit losses 241,556   213,663  
Reserve for unpaid loss and loss adjustment expenses at end of period / year $ 801,496   $ 794,243