v3.25.2
Loss And Loss Adjustment Expense Reserves (Schedule Of Losses And Loss Adjustment Expenses, Additional Disclosure) (Details) - Fire - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Mar. 31, 2025
Jun. 30, 2025
Unusual or Infrequent Item, or Both [Line Items]    
Subrogation recovered and recoverable - Eaton Fire $ (525,000) $ (528,000)
Average payout percentage by utility companies   60.00%
Subrogation recovered and recoverable - Palisades fire 0 $ (46,500)
Subrogation recovered and recoverable - Palisades fire, amount received   27,000
Subrogation recovered and recoverable - Palisades fire, remaining balance   20,000
Reinsurance limit   1,290,000
Reinsurance retention   150,000
Reinstatement premium   101,000
Reduction of reinsurance limit   6,500
Reinsurance limit, additional utilized amount net of loss reinsurance treaty   10,000
Reinsurance recovered and recoverable (1,293,500) (1,293,500)
Loss from catastrophes, share of indirect losses, gross 108,500 $ 99,000
Assessment for shortfall 50,000  
Percentage of recoupable assesment   50.00%
Recoupable assessment $ (25,000) $ (25,000)
Net Fair Plan losses and loss adjustment expenses   $ 74,000
Minimum    
Unusual or Infrequent Item, or Both [Line Items]    
Average payout percentage by utility companies   55.00%
Maximum    
Unusual or Infrequent Item, or Both [Line Items]    
Average payout percentage by utility companies   70.00%