Loss And Loss Adjustment Expense Reserves (Schedule Of Losses And Loss Adjustment Expenses) (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] | ||
| Gross losses and loss adjustment expenses | $ 2,149,000 | $ 2,153,000 |
| Subrogation recovered and recoverable - Eaton Fire | (525,000) | (528,000) |
| Subrogation recovered and recoverable - Palisades fire | 0 | (46,500) |
| Reinsurance recovered and recoverable | (1,293,500) | (1,293,500) |
| Net catastrophe losses and loss adjustment expenses on Eaton and Palisades fires before Fair Plan | 330,500 | 285,000 |
| Company's share of Fair Plan losses and loss adjustment expenses | 108,500 | 99,000 |
| Recoupable portion of Fair Plan losses and loss adjustment expenses | (25,000) | (25,000) |
| Net Fair Plan losses and loss adjustment expenses | 83,500 | 74,000 |
| Net losses and loss adjustment expenses on Eaton and Palisades fires | $ 414,000 | $ 359,000 |