00100 - Statement - Condensed Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 00200 - Statement - Condensed Consolidated Statements Of Operations link:presentationLink link:calculationLink link:definitionLink 00300 - Statement - Condensed Consolidated Statements Of Cash Flows link:presentationLink link:calculationLink link:definitionLink 40202 - Disclosure - Accounts Receivable And Allowance For Doubtful Accounts (Schedule Of Components Of Accounts Receivable) (Details) link:presentationLink link:calculationLink link:definitionLink 40901 - Disclosure - Other Comprehensive Income (Schedule Of Component Of Other Comprehensive Income) (Details) link:presentationLink link:calculationLink link:definitionLink 41302 - Disclosure - Earnings Per Common Share (Schedule Of Reconciliation Of Numerators And Denominators Of Basic And Diluted Earnings Per Common Share) (Details) link:presentationLink link:calculationLink link:definitionLink 41502 - Disclosure - Acquisitions (Schedule Of Purchase Price Allocations) (Details) link:presentationLink link:calculationLink link:definitionLink 00090 - Document - Document And Entity Information link:presentationLink link:calculationLink link:definitionLink 00105 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 10101 - Disclosure - Basis Of Presentation link:presentationLink link:calculationLink link:definitionLink 10201 - Disclosure - Accounts Receivable And Allowance For Doubtful Accounts link:presentationLink link:calculationLink link:definitionLink 10301 - Disclosure - Discontinued Operations link:presentationLink link:calculationLink link:definitionLink 10401 - Disclosure - Impairment And Restructuring Charges link:presentationLink link:calculationLink link:definitionLink 10501 - Disclosure - Long-Term Debt And Lease Obligations link:presentationLink link:calculationLink link:definitionLink 10601 - Disclosure - Guarantees link:presentationLink link:calculationLink link:definitionLink 10701 - Disclosure - Employee Benefit Plans link:presentationLink link:calculationLink link:definitionLink 10801 - Disclosure - Equity link:presentationLink link:calculationLink link:definitionLink 10901 - Disclosure - Other Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 11001 - Disclosure - Property And Professional And General Liability Insurance link:presentationLink link:calculationLink link:definitionLink 11101 - Disclosure - Claims And Lawsuits link:presentationLink link:calculationLink link:definitionLink 11201 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 11301 - Disclosure - Earnings Per Common Share link:presentationLink link:calculationLink link:definitionLink 11401 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 11501 - Disclosure - Acquisitions link:presentationLink link:calculationLink link:definitionLink 11601 - Disclosure - Recent Accounting Standards link:presentationLink link:calculationLink link:definitionLink 20102 - Disclosure - Basis Of Presentation (Policy) link:presentationLink link:calculationLink link:definitionLink 30203 - Disclosure - Accounts Receivable And Allowance For Doubtful Accounts (Tables) link:presentationLink link:calculationLink link:definitionLink 30303 - Disclosure - Discontinued Operations (Tables) link:presentationLink link:calculationLink link:definitionLink 30403 - Disclosure - Impairment And Restructuring Charges (Tables) link:presentationLink link:calculationLink link:definitionLink 30501 - Disclosure - Long-Term Debt And Lease Obligations (Tables) link:presentationLink link:calculationLink link:definitionLink 30701 - Disclosure - Employee Benefit Plans (Tables) link:presentationLink link:calculationLink link:definitionLink 30803 - Disclosure - Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 30903 - Disclosure - Other Comprehensive Income (Tables) link:presentationLink link:calculationLink link:definitionLink 31101 - Disclosure - Claims And Lawsuits (Tables) link:presentationLink link:calculationLink link:definitionLink 31303 - Disclosure - Earnings Per Common Share (Tables) link:presentationLink link:calculationLink link:definitionLink 31403 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 31503 - Disclosure - Acquisitions (Tables) link:presentationLink link:calculationLink link:definitionLink 40101 - Disclosure - Basis Of Presentation (Details) link:presentationLink link:calculationLink link:definitionLink 40201 - Disclosure - Accounts Receivable And Allowance For Doubtful Accounts (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40301 - Disclosure - Discontinued Operations (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40302 - Disclosure - Discontinued Operations (Schedule Of Net Operating Revenues And Loss Before Income Taxes Reported In Discontinued Operations) (Details) link:presentationLink link:calculationLink link:definitionLink 40401 - Disclosure - Impairment And Restructuring Charges (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40402 - Disclosure - Impairment And Restructuring Charges (Schedule Of Reconciliations Of Beginning And Ending Liability Balances In Connection With Restructuring Charges) (Details) link:presentationLink link:calculationLink link:definitionLink 40501 - Disclosure - Long-Term Debt And Lease Obligations (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40502 - Disclosure - Long-Term Debt And Lease Obligations (Summary Of Long-Term Debt) (Details) link:presentationLink link:calculationLink link:definitionLink 40601 - Disclosure - Guarantees (Details) link:presentationLink link:calculationLink link:definitionLink 40701 - Disclosure - Employee Benefit Plans (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40702 - Disclosure - Employee Benefit Plans (Stock Option Activity) (Details) link:presentationLink link:calculationLink link:definitionLink 40703 - Disclosure - Employee Benefit Plans (Summary Of Outstanding Stock Options) (Details) link:presentationLink link:calculationLink link:definitionLink 40704 - Disclosure - Employee Benefit Plans (Summary Of Restricted Stock Units) (Details) link:presentationLink link:calculationLink link:definitionLink 40801 - Disclosure - Equity (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 40802 - Disclosure - Equity (Schedule Of Repurchase Of Common Stock) (Details) link:presentationLink link:calculationLink link:definitionLink 40803 - Disclosure - Equity (Schedule Of Changes In Consolidated Equity) (Details) link:presentationLink link:calculationLink link:definitionLink 41001 - Disclosure - Property And Professional And General Liability Insurance (Details) link:presentationLink link:calculationLink link:definitionLink 41101 - Disclosure - Claims And Lawsuits (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 41102 - Disclosure - Claims And Lawsuits (Reconciliations Of Legal Settlements And Related Costs) (Details) link:presentationLink link:calculationLink link:definitionLink 41201 - Disclosure - Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 41301 - Disclosure - Earnings Per Common Share (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 41401 - Disclosure - Fair Value Measurements (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 41402 - Disclosure - Fair Value Measurements (Schedule Of Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Details) link:presentationLink link:calculationLink link:definitionLink 41403 - Disclosure - Fair Value Measurements (Fair Values Determined By Level 3 Inputs) (Details) link:presentationLink link:calculationLink link:definitionLink 41501 - Disclosure - Acquisitions (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink