0000001 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Consolidated Statements Of Operations link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - Consolidated Statements of Shareholders' Equity Statement link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Consolidated Statements Of Cash Flows link:presentationLink link:calculationLink link:definitionLink 9952156 - Disclosure - General link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - Recently Issued Accounting Standards link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Financial Instruments link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Fair Value Option link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Fair Value Measurement link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Derivative Financial Instruments link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Goodwill and Other Intangible Assets link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Share-Based Compensation link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Loss And Loss Adjustment Expense Reserves link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Notes Payable link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Contingencies link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Segment Information link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - General (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - General (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Financial Instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Fair Value Option (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Fair Value Measurement (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Derivative Financial Instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Goodwill and Other Intangible Assets (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Share-Based Compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Loss And Loss Adjustment Expense Reserves (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Notes Payable (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Segment Information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - General - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - General - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - General - Effects of Reinsurance (Details) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - General - Effects of Reinsurance (Details) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - General - Allowance for Credit Losses on Premium Receivables (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - General - Allowance for Credit Losses on Reinsurance Recoverables (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Financial Instruments (Estimated Fair Values Of Financial Instruments) (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Financial Instruments (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Fair Value Option (Gains And Losses Due To Changes In Fair Value Of Investments) (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Fair Value Measurement (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Fair Value Measurement (Schedule Of Assets And Liabilities Measured At Fair Value On A Recurring Basis Valuation Techniques) (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Fair Value Measurement Fair Value Measurement (Financial Instruments Disclosed, But Not Carried, At Fair Value) (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Derivative Financial Instruments (Summary Of Location And Amounts Of Derivative Fair Values In The Consolidated Balance Sheets) (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Derivative Financial Instruments (Schedule Of Derivative Gains And Losses In The Consolidated Statements Of Operations) (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Goodwill and Other Intangible Assets (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Goodwill and Other Intangible Assets (Schedule Of Components Of Other Intangible Assets) (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Goodwill and Other Intangible Assets (Schedule Of Estimated Future Amortization Expense Related To Intangible Assets) (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Share-Based Compensation (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Share-Based Compensation (Summary Of Performance-based PSU Grants) (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Loss And Loss Adjustment Expense Reserves (Activity In The Reserves For Losses And Loss Adjustment Expenses) (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Loss And Loss Adjustment Expense Reserves (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Loss And Loss Adjustment Expense Reserves (Schedule Of Losses And Loss Adjustment Expenses) (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Loss And Loss Adjustment Expense Reserves (Schedule Of Losses And Loss Adjustment Expenses, Additional Disclosure) (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - Notes Payable (Schedule of Long-term Debt) (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - Segment Information - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - Segment Information - Summary of Operating Results by Segment (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - Segment Information - Summary of Premiums Written and Earned by Segment (Details) link:presentationLink link:calculationLink link:definitionLink