00100 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 00200 - Statement - Consolidated Statements Of Operations link:presentationLink link:calculationLink link:definitionLink 00300 - Statement - Consolidated Statements Of Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 00500 - Statement - Consolidated Statements Of Cash Flows link:presentationLink link:calculationLink link:definitionLink 40204 - Disclosure - Investments (Estimated Fair Value Of Investments) (Details) link:presentationLink link:calculationLink link:definitionLink 40401 - Disclosure - Fixed Assets (Details) link:presentationLink link:calculationLink link:definitionLink 40903 - Disclosure - Goodwill And Other Intangible Assets (Schedule Of Estimated Future Amortization Expense Related To Intangible Assets) (Details) link:presentationLink link:calculationLink link:definitionLink 41002 - Disclosure - Income Taxes (Components Of Income Tax Expense) (Details) link:presentationLink link:calculationLink link:definitionLink 41003 - Disclosure - Income Taxes (Reconciliation Of Income Taxes) (Details) link:presentationLink link:calculationLink link:definitionLink 41004 - Disclosure - Income Taxes (Deferred Tax Assets And Liabilities) (Details) link:presentationLink link:calculationLink link:definitionLink 41601 - Disclosure - Earnings Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 42201 - Schedule - Property And Liability Insurance Earned Premiums (Schedule Of Property And Liability Insurance Earned Premiums) (Details) link:presentationLink link:calculationLink link:definitionLink 00090 - Document - Document And Entity Information link:presentationLink link:calculationLink link:definitionLink 00105 - Statement - Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 00400 - Statement - Consolidated Statements Of Shareholders' Equity link:presentationLink link:calculationLink link:definitionLink 10101 - Disclosure - Summary Of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 10201 - 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Disclosure - Dividends link:presentationLink link:calculationLink link:definitionLink 11301 - Disclosure - Statutory Balances And Accounting Practices link:presentationLink link:calculationLink link:definitionLink 11401 - Disclosure - Profit Sharing Plan link:presentationLink link:calculationLink link:definitionLink 11501 - Disclosure - Share-Based Compensation link:presentationLink link:calculationLink link:definitionLink 11601 - Disclosure - Earnings Per Share link:presentationLink link:calculationLink link:definitionLink 11701 - Disclosure - Commitments And Contingencies link:presentationLink link:calculationLink link:definitionLink 11801 - Disclosure - Risks And Uncertainties link:presentationLink link:calculationLink link:definitionLink 11901 - Disclosure - Quarterly Financial Information link:presentationLink link:calculationLink link:definitionLink 12001 - Disclosure - Summary Of Investments Other Than Investments In Related Parties link:presentationLink link:calculationLink link:definitionLink 12101 - Disclosure - Condensed Financial Information Of Registrant link:presentationLink link:calculationLink link:definitionLink 12201 - Disclosure - Property And Liability Insurance Earned Premiums link:presentationLink link:calculationLink link:definitionLink 20102 - Disclosure - Summary Of Significant Accounting Policies (Policy) link:presentationLink link:calculationLink link:definitionLink 30103 - Disclosure - Summary Of Significant Accounting Policies (Tables) link:presentationLink link:calculationLink link:definitionLink 30203 - Disclosure - Investments (Tables) link:presentationLink link:calculationLink link:definitionLink 30303 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 30403 - Disclosure - Fixed Assets (Tables) link:presentationLink link:calculationLink link:definitionLink 30503 - Disclosure - Deferred Policy Acquisition Costs (Tables) link:presentationLink link:calculationLink link:definitionLink 30603 - Disclosure - Notes Payable (Tables) link:presentationLink link:calculationLink link:definitionLink 30703 - Disclosure - Derivative Financial Instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 30803 - Disclosure - Acquisition (Tables) link:presentationLink link:calculationLink link:definitionLink 30903 - Disclosure - Goodwill And Other Intangible Assets (Tables) link:presentationLink link:calculationLink link:definitionLink 31003 - Disclosure - Income Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 31103 - Disclosure - Losses And Loss Adjustment Expenses (Tables) link:presentationLink link:calculationLink link:definitionLink 31203 - Disclosure - Dividends (Tables) link:presentationLink link:calculationLink link:definitionLink 31303 - Disclosure - Statutory Balances And Accounting Practices (Tables) link:presentationLink link:calculationLink link:definitionLink 31503 - Disclosure - Share-Based Compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 31603 - Disclosure - Earnings Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 31703 - Disclosure - Commitments And Contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 31903 - Disclosure - Quarterly Financial Information (Tables) link:presentationLink link:calculationLink link:definitionLink 40101 - Disclosure - Summary Of Significant Accounting Policies (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40102 - Disclosure - Summary Of Significant Accounting Policies (Estimated Fair Value Of Financial Instruments) (Details) link:presentationLink link:calculationLink link:definitionLink 40103 - Disclosure - Summary Of Significant Accounting Policies (Direct Premium Attributable By Segment) (Details) link:presentationLink link:calculationLink link:definitionLink 40201 - Disclosure - Investments (Gains And Losses Due To Changes In Fair Value) (Details) link:presentationLink link:calculationLink link:definitionLink 40202 - Disclosure - Investments (Net Realized Investments Gains) (Details) link:presentationLink link:calculationLink link:definitionLink 40203 - Disclosure - Investments (Gross Gains And Losses Realized On Sales Of Investments) (Details) link:presentationLink link:calculationLink link:definitionLink 40205 - Disclosure - Investments (Investment Income) (Details) link:presentationLink link:calculationLink link:definitionLink 40301 - Disclosure - Fair Value Measurements (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40302 - Disclosure - Fair Value Measurements (Schedule Of Assets And Liabilities Measured At Fair Value On A Recurring Basis Valuation Techniques) (Details) link:presentationLink link:calculationLink link:definitionLink 40303 - Disclosure - Fair Value Measurements (Schedule Of Changes In Fair Value Of Level 3 Financial Assets And Liabilities Held At Fair Value) (Details) link:presentationLink link:calculationLink link:definitionLink 40501 - Disclosure - Deferred Policy Acquisition Costs (Details) link:presentationLink link:calculationLink link:definitionLink 40601 - Disclosure - Notes Payable (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40602 - Disclosure - Notes Payable (Fair Value Of Notes Payable) (Details) link:presentationLink link:calculationLink link:definitionLink 40701 - Disclosure - Derivative Financial Instruments (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40702 - Disclosure - Derivative Financial Instruments (Schedule Of Gain Or Loss On The Hedged Item In The Same Line Item, Other Revenue, As The Offsetting Loss Or Gain On The Related Interest Rate Swaps) (Details) link:presentationLink link:calculationLink link:definitionLink 40703 - 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 40704 - Disclosure - Derivative Financial Instruments (Schedule Of Derivative Gains And Losses In The Statements Of Operations) (Details) link:presentationLink link:calculationLink link:definitionLink 40801 - Disclosure - Acquisition (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40802 - Disclosure - Acquisition (Revenue And Net Income Of AIS And The Company) (Details) link:presentationLink link:calculationLink link:definitionLink 40901 - Disclosure - Goodwill And Other Intangible Assets (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40902 - Disclosure - Goodwill And Other Intangible Assets (Schedule Of Components Of Other Intangible Assets) (Details) link:presentationLink link:calculationLink link:definitionLink 41001 - Disclosure - Income Taxes (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 41005 - Disclosure - Income Taxes (Summary Of Unrecognized Tax Benefits) (Details) link:presentationLink link:calculationLink link:definitionLink 41101 - Disclosure - Losses And Loss Adjustment Expenses (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 41102 - Disclosure - Losses And Loss Adjustment Expenses (Activity In The Reserves For Losses And Loss Adjustment Expenses) (Details) link:presentationLink link:calculationLink link:definitionLink 41201 - Disclosure - Dividends (Dividends Paid In Total And Per Share) (Details) link:presentationLink link:calculationLink link:definitionLink 41301 - Disclosure - Statutory Balances And Accounting Practices (Schedule Of Statutory Net Income And Capital And Surplus) (Details) link:presentationLink link:calculationLink link:definitionLink 41401 - Disclosure - Profit Sharing Plan (Details) link:presentationLink link:calculationLink link:definitionLink 41501 - Disclosure - Share-Based Compensation (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 41502 - Disclosure - Share-Based Compensation (Weighted-Average Assumptions Under Black-Scholes Model) (Details) link:presentationLink link:calculationLink link:definitionLink 41503 - Disclosure - Share-Based Compensation (Summary Of Stock Option Activity) (Details) link:presentationLink link:calculationLink link:definitionLink 41504 - Disclosure - Share-Based Compensation (Stock Option Awards) (Details) link:presentationLink link:calculationLink link:definitionLink 41505 - Disclosure - Share-Based Compensation (Summary Of Vested And Unvested RSU) (Details) link:presentationLink link:calculationLink link:definitionLink 41701 - Disclosure - Commitments And Contingencies (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 41702 - Disclosure - Commitments And Contingencies (Future Minimum Commitments For Operating Leases) (Details) link:presentationLink link:calculationLink link:definitionLink 41901 - Disclosure - Quarterly Financial Information (Summary Of Quarterly Financial Information) (Details) link:presentationLink link:calculationLink link:definitionLink 42001 - Schedule - Summary Of Investments Other Than Investments In Related Parties (Details) link:presentationLink link:calculationLink link:definitionLink 42101 - Schedule - Condensed Financial Information Of Registrant (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 42102 - Schedule - Condensed Financial Information Of Registrant (Schedule Of Condensed Financial Information Of Registrant, Balance Sheets) (Details) link:presentationLink link:calculationLink link:definitionLink 42103 - Schedule - Condensed Financial Information Of Registrant (Schedule Of Condensed Financial Information Of Registrant, Statements Of Operations) (Details) link:presentationLink link:calculationLink link:definitionLink 42104 - Schedule - Condensed Financial Information Of Registrant (Schedule Of Condensed Financial Information Of Registrant, Statements Of Cash Flow) (Details) link:presentationLink link:calculationLink link:definitionLink