v3.26.1
Historical Loss and LAE Development - Reconciliation of Unpaid Losses and Settlement Expenses (LAE) (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Unpaid losses and LAE at beginning of year    
Gross $ 2,886,819 $ 2,693,470
Ceded (746,798) (755,425)
Net 2,140,021 1,938,045
Increase (decrease) in incurred losses and LAE    
Current accident year 458,391 420,433
Prior accident year (75,252) (58,617)
Total incurred 383,139 361,816
Loss and LAE payments for claims incurred    
Current accident year (38,884) (35,903)
Prior accident years (265,552) (218,788)
Total paid (304,436) (254,691)
Net unpaid losses and LAE at end of year 2,218,724 2,045,170
Unpaid losses and LAE at end of year    
Gross 2,937,211 2,806,889
Ceded (718,487) (761,719)
Net unpaid losses and LAE at end of year $ 2,218,724 $ 2,045,170