00100 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 00200 - Statement - Consolidated Statements Of Income link:presentationLink link:calculationLink link:definitionLink 00300 - Statement - Consolidated Statements Of Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 00400 - Statement - Consolidated Statements Of Cash Flows link:presentationLink link:calculationLink link:definitionLink 40202 - Disclosure - Share-based Payment Arrangements (Amounts Recognized In The Financial Statements With Respect To Plans) (Details) link:presentationLink link:calculationLink link:definitionLink 40401 - Disclosure - Earnings Per Share (Reconciliation Of The Average Number Of Common Shares Outstanding To Average Number Of Diluted Shares Outstanding) (Details) link:presentationLink link:calculationLink link:definitionLink 40702 - Disclosure - Investments (Available-For-Sale Investments) (Details) link:presentationLink link:calculationLink link:definitionLink 40703 - Disclosure - Investments (Schedule Of Unrealized Loss On Investments) (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 00305 - Statement - Consolidated Statements Of Comprehensive Income (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 00500 - Statement - Consolidated Statement Of Changes In Shareholders' Equity link:presentationLink link:calculationLink link:definitionLink 00505 - Statement - Consolidated Statement Of Changes In Shareholders' Equity (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 10101 - Disclosure - Noncontrolling Interest link:presentationLink link:calculationLink link:definitionLink 10201 - Disclosure - Share-based Payment Arrangements link:presentationLink link:calculationLink link:definitionLink 10301 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 10401 - Disclosure - Earnings Per Share link:presentationLink link:calculationLink link:definitionLink 10501 - Disclosure - Additional Cash Flow Information link:presentationLink link:calculationLink link:definitionLink 10601 - Disclosure - Segment Information link:presentationLink link:calculationLink link:definitionLink 10701 - Disclosure - Investments link:presentationLink link:calculationLink link:definitionLink 10801 - Disclosure - Commitments And Contingencies link:presentationLink link:calculationLink link:definitionLink 30203 - Disclosure - Share-based Payment Arrangements (Tables) link:presentationLink link:calculationLink link:definitionLink 30403 - Disclosure - Earnings Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 30603 - Disclosure - Segment Information (Tables) link:presentationLink link:calculationLink link:definitionLink 30703 - Disclosure - Investments (Tables) link:presentationLink link:calculationLink link:definitionLink 40101 - Disclosure - Noncontrolling Interest (Details) link:presentationLink link:calculationLink link:definitionLink 40201 - Disclosure - Share-based Payment Arrangements (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40203 - Disclosure - Share-based Payment Arrangements (Weighted Average Assumptions For Option Grants) (Details) link:presentationLink link:calculationLink link:definitionLink 40204 - Disclosure - Share-based Payment Arrangements (Summary Of Information Regarding Stock Options) (Details) link:presentationLink link:calculationLink link:definitionLink 40205 - Disclosure - Share-based Payment Arrangements (Schedule Of Information On Non-Vested Restricted Stock) (Details) link:presentationLink link:calculationLink link:definitionLink 40301 - Disclosure - Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 40501 - Disclosure - Additional Cash Flow Information (Details) link:presentationLink link:calculationLink link:definitionLink 40601 - Disclosure - Segment Information (Information Regarding Reportable Business Segments) (Details) link:presentationLink link:calculationLink link:definitionLink 40701 - Disclosure - Investments (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40801 - Disclosure - Commitments And Contingencies (Details) link:presentationLink link:calculationLink link:definitionLink