v3.26.1
Losses and Loss Adjustment Expenses - Losses and LAE (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward]    
Net balance, beginning of period (a) [1] $ 314,357 $ 323,335
Incurred, net of reinsurance, related to:    
Current period 65,600 59,291
Prior periods 0 0
Total incurred, net of reinsurance 65,600 59,291
Paid, net of reinsurance, related to:    
Current period (18,428) (13,095)
Prior periods (41,537) (52,970)
Total paid, net of reinsurance (59,965) (66,065)
Net balance, end of period 319,992 316,561
Add: reinsurance recoverable before allowance for credit losses 246,847 481,585
Gross balance, end of period $ 566,839 [2] $ 798,146
[1] Net balance represents beginning-of-period liability for unpaid losses and LAE less beginning-of-period reinsurance recoverable for unpaid losses and LAE.
[2] See Note 12 for details of balances associated with consolidated variable interest entities.