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 Cash Flows link:presentationLink link:calculationLink link:definitionLink 40302 - Disclosure - Share-based Payment Arrangements (Amounts Recognized In The Financial Statements With Respect To The Plans) (Details) link:presentationLink link:calculationLink link:definitionLink 40502 - Disclosure - Earning Per Share (Reconciliation Of Average Number Of Common Shares Used To Calculate EPS) (Details) link:presentationLink link:calculationLink link:definitionLink 40802 - Disclosure - Comprehensive Income (Components Of Comprehensive Income) (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 Statement Of Changes In Equity link:presentationLink link:calculationLink link:definitionLink 00405 - Statement - Consolidated Statement Of Changes In Equity (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 10001 - Disclosure - General Information link:presentationLink link:calculationLink link:definitionLink 10101 - Disclosure - Noncontrolling Interest link:presentationLink link:calculationLink link:definitionLink 10201 - Disclosure - Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 10301 - Disclosure - Share-based Payment Arrangements link:presentationLink link:calculationLink link:definitionLink 10401 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 10501 - Disclosure - Earnings Per Share link:presentationLink link:calculationLink link:definitionLink 10601 - Disclosure - Additional Cash Flow Information link:presentationLink link:calculationLink link:definitionLink 10701 - Disclosure - Segment Information link:presentationLink link:calculationLink link:definitionLink 10801 - Disclosure - Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 10901 - Disclosure - Investments link:presentationLink link:calculationLink link:definitionLink 11001 - Disclosure - Commitments And Contingencies link:presentationLink link:calculationLink link:definitionLink 20202 - Disclosure - Significant Accounting Policies (Policy) link:presentationLink link:calculationLink link:definitionLink 30303 - Disclosure - Share-based Payment Arrangements (Tables) link:presentationLink link:calculationLink link:definitionLink 30503 - Disclosure - Earning Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 30703 - Disclosure - Segment Information (Tables) link:presentationLink link:calculationLink link:definitionLink 30803 - Disclosure - Comprehensive Income (Tables) link:presentationLink link:calculationLink link:definitionLink 30903 - Disclosure - Investments (Tables) link:presentationLink link:calculationLink link:definitionLink 40101 - Disclosure - Noncontrolling Interest (Details) link:presentationLink link:calculationLink link:definitionLink 40301 - Disclosure - Share-based Payment Arrangements (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40303 - Disclosure - Share-based Payment Arrangements (Weighted Average Assumptions For Option Grants) (Details) link:presentationLink link:calculationLink link:definitionLink 40304 - Disclosure - Share-based Payment Arrangements (Summary Of Information Regarding Stock Options) (Details) link:presentationLink link:calculationLink link:definitionLink 40305 - Disclosure - Share-based Payment Arrangements (Schedule Of information On Non-Vested Restricted Stock) (Details) link:presentationLink link:calculationLink link:definitionLink 40401 - Disclosure - Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 40501 - Disclosure - Earning Per Share (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40601 - Disclosure - Additional Cash Flow Information (Details) link:presentationLink link:calculationLink link:definitionLink 40701 - Disclosure - Segment Information (Information Regarding Reportable Business) (Details) link:presentationLink link:calculationLink link:definitionLink 40801 - Disclosure - Comprehensive Income (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40901 - Disclosure - Investments (Available-For-Sale Investments) (Details) link:presentationLink link:calculationLink link:definitionLink 40902 - Disclosure - Investments (Schedule Of Unrealized Loss On Investments) (Details) link:presentationLink link:calculationLink link:definitionLink 41001 - Disclosure - Commitments And Contingencies (Details) link:presentationLink link:calculationLink link:definitionLink