00100 - Statement - Consolidated Statements Of Income link:presentationLink link:calculationLink link:definitionLink 00200 - Statement - Consolidated Statements Of Comprehensive Income (Loss) link:presentationLink link:calculationLink link:definitionLink 00300 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 00400 - Statement - Consolidated Statements Of Cash Flows link:presentationLink link:calculationLink link:definitionLink 00090 - Document - Document And Entity Information link:presentationLink link:calculationLink link:definitionLink 00305 - Statement - Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 00500 - Statement - Consolidated Statements Of Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 10101 - Disclosure - Summary Of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 10201 - Disclosure - Property, Plant And Equipment link:presentationLink link:calculationLink link:definitionLink 10301 - Disclosure - Acquisitions And Dispositions link:presentationLink link:calculationLink link:definitionLink 10401 - Disclosure - Goodwill And Intangibles link:presentationLink link:calculationLink link:definitionLink 10501 - Disclosure - Long-Term Debt link:presentationLink link:calculationLink link:definitionLink 10601 - Disclosure - Interest Rate Swaps link:presentationLink link:calculationLink link:definitionLink 10701 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 10801 - Disclosure - Retirement Plan link:presentationLink link:calculationLink link:definitionLink 10901 - Disclosure - Commitments And Contingencies link:presentationLink link:calculationLink link:definitionLink 11001 - Disclosure - Noncash Investing Activities link:presentationLink link:calculationLink link:definitionLink 11101 - Disclosure - Other Investments link:presentationLink link:calculationLink link:definitionLink 11201 - Disclosure - Guarantees link:presentationLink link:calculationLink link:definitionLink 11301 - Disclosure - Deferred Compensation link:presentationLink link:calculationLink link:definitionLink 11401 - Disclosure - Investment In Hector Communication Corporation link:presentationLink link:calculationLink link:definitionLink 11501 - Disclosure - Segment Information link:presentationLink link:calculationLink link:definitionLink 11601 - Disclosure - Quarterly Operating Results link:presentationLink link:calculationLink link:definitionLink 11701 - Disclosure - Transactions With Equity Method Investments link:presentationLink link:calculationLink link:definitionLink 11801 - Disclosure - Subsequent Events link:presentationLink link:calculationLink link:definitionLink 11901 - Disclosure - Schedule II - Valuation And Qualifying Accounts link:presentationLink link:calculationLink link:definitionLink