Reinsurance (Effect Of Reinsurance And Retrocessional Reinsurance On Losses) (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Effects of Reinsurance [Line Items] | ||||
| Net losses and loss adjustment expenses | $ 1,187,151 | $ 1,288,034 | $ 2,353,968 | $ 2,542,699 |
| Underwriting | ||||
| Effects of Reinsurance [Line Items] | ||||
| Gross losses and loss adjustment expenses | 1,808,626 | 1,659,756 | 3,242,622 | 3,333,265 |
| Ceded losses and loss adjustment expenses | (621,126) | (371,564) | (888,606) | (790,491) |
| Net losses and loss adjustment expenses | $ 1,187,500 | $ 1,288,192 | $ 2,354,016 | $ 2,542,774 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before effect of policies assumed or ceded, of expense related to provision for policy benefits and costs incurred. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount, after effects of policies assumed or ceded, of expense related to the provision for policy benefits and costs incurred. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of reduction of provision for policy benefits and costs incurred for policies ceded. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Details
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