00010 - Document - Document and Entity Informationlink:presentationLinklink:calculationLinklink:definitionLink00020 - Statement - Condensed Consolidated Statements of Income (Unaudited)link:presentationLinklink:calculationLinklink:definitionLink00030 - Statement - Condensed Consolidated Statements of Financial Position (Unaudited)link:presentationLinklink:calculationLinklink:definitionLink00040 - Statement - Condensed Consolidated Statements of Financial Position (Unaudited) (Parentheticals)link:presentationLinklink:calculationLinklink:definitionLink00050 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited)link:presentationLinklink:calculationLinklink:definitionLink00060 - Statement - Condensed Consolidated Statements of Changes in Common Shareholders' Equity (Unaudited)link:presentationLinklink:calculationLinklink:definitionLink00065 - Statement - Condensed Consolidated Statements of Changes in Common Shareholders' Equity (Unaudited) (Parentheticals)link:presentationLinklink:calculationLinklink:definitionLink00130 - Disclosure - Stock-Based Compensationlink:presentationLinklink:calculationLinklink:definitionLink00140 - Disclosure - Retirement Planslink:presentationLinklink:calculationLinklink:definitionLink00150 - Disclosure - Other Incomelink:presentationLinklink:calculationLinklink:definitionLink00160 - Disclosure - Income Taxeslink:presentationLinklink:calculationLinklink:definitionLink00170 - Disclosure - Earnings Per Sharelink:presentationLinklink:calculationLinklink:definitionLink00180 - Disclosure - Comprehensive Income (Loss)link:presentationLinklink:calculationLinklink:definitionLink00190 - Disclosure - Propertieslink:presentationLinklink:calculationLinklink:definitionLink00200 - Disclosure - Accounts Payable and Other Current Liabilitieslink:presentationLinklink:calculationLinklink:definitionLink00210 - Disclosure - Financial Instrumentslink:presentationLinklink:calculationLinklink:definitionLink00220 - Disclosure - Debtlink:presentationLinklink:calculationLinklink:definitionLink00230 - Disclosure - Commitments and Contingencieslink:presentationLinklink:calculationLinklink:definitionLink00240 - Disclosure - Share Repurchase Programlink:presentationLinklink:calculationLinklink:definitionLink00090 - Disclosure - Basis Of Presentationlink:presentationLinklink:calculationLinklink:definitionLink00120 - Disclosure - Operations And Segmentationlink:presentationLinklink:calculationLinklink:definitionLink00110 - Disclosure - Change In Accounting Principlelink:presentationLinklink:calculationLinklink:definitionLink00100 - Disclosure - Adoption Of New Accounting Pronouncementlink:presentationLinklink:calculationLinklink:definitionLink00250 - Disclosure - Change In Accounting Principle (Tables)link:presentationLinklink:calculationLinklink:definitionLink00370 - Disclosure - Change In Accounting Principle (Details)link:presentationLinklink:calculationLinklink:definitionLink00260 - Disclosure - Operations And Segmentation (Tables)link:presentationLinklink:calculationLinklink:definitionLink00380 - Disclosure - Operations And Segmentation (Details)link:presentationLinklink:calculationLinklink:definitionLink00270 - Disclosure - Stock-Based Compensation (Tables)link:presentationLinklink:calculationLinklink:definitionLink00390 - Disclosure - Stock-Based Compensation (Details)link:presentationLinklink:calculationLinklink:definitionLink00400 - Disclosure - Retirement Plans (Details)link:presentationLinklink:calculationLinklink:definitionLink00280 - Disclosure - Retirement Plans (Tables)link:presentationLinklink:calculationLinklink:definitionLink00290 - Disclosure - Other Income (Tables)link:presentationLinklink:calculationLinklink:definitionLink00410 - Disclosure - Other Income (Details)link:presentationLinklink:calculationLinklink:definitionLink00420 - Disclosure - Income Taxes (Details)link:presentationLinklink:calculationLinklink:definitionLink00300 - Disclosure - Earnings Per Share (Tables)link:presentationLinklink:calculationLinklink:definitionLink00430 - Disclosure - Earnings Per Share (Details)link:presentationLinklink:calculationLinklink:definitionLink00310 - Disclosure - Comprehensive Income (Loss) (Tables)link:presentationLinklink:calculationLinklink:definitionLink00440 - Disclosure - Comprehensive Income (Loss) (Details)link:presentationLinklink:calculationLinklink:definitionLink00450 - Disclosure - Comprehensive Income (Loss) (Details) (Parentheticals)link:presentationLinklink:calculationLinklink:definitionLink00320 - Disclosure - Properties (Tables)link:presentationLinklink:calculationLinklink:definitionLink00460 - Disclosure - Properties (Details)link:presentationLinklink:calculationLinklink:definitionLink00330 - Disclosure - Accounts Payable And Other Current Liabilities (Tables)link:presentationLinklink:calculationLinklink:definitionLink00470 - Disclosure - Accounts Payable And Other Current Liabilities (Details)link:presentationLinklink:calculationLinklink:definitionLink00415 - Disclosure - Other Income (Details) (Parentheticals)link:presentationLinklink:calculationLinklink:definitionLink00480 - Disclosure - Financial Instruments (Details)link:presentationLinklink:calculationLinklink:definitionLink00490 - Disclosure - Debt (Details)link:presentationLinklink:calculationLinklink:definitionLink00350 - Disclosure - Commitments And Contingencies (Tables)link:presentationLinklink:calculationLinklink:definitionLink00500 - Disclosure - Commitments And Contingencies (Details)link:presentationLinklink:calculationLinklink:definitionLink00510 - Disclosure - Share Repurchase Program (Details)link:presentationLinklink:calculationLinklink:definitionLink00340 - Disclosure - Financial Instruments (Tables)link:presentationLinklink:calculationLinklink:definitionLink00360 - Disclosure - Share Repurchase Program (Tables)link:presentationLinklink:calculationLinklink:definitionLink00495 - Disclosure - Variable Interest Entities (Details)link:presentationLinklink:calculationLinklink:definitionLink00225 - Disclosure - Variable Interest Entitieslink:presentationLinklink:calculationLinklink:definitionLink