2103100 - Disclosure - Accounting Pronouncements link:presentationLink link:calculationLink link:definitionLink 2403402 - Disclosure - Accounting Pronouncements Benefit Plans, Other Components of Net Benefit Cost (Details) link:presentationLink link:calculationLink link:definitionLink 2403401 - Disclosure - Accounting Pronouncements Future Minimum Payments Due on Operating Leases (Details) link:presentationLink link:calculationLink link:definitionLink 2113100 - Disclosure - Accounts Payable and Other Current Liabilities link:presentationLink link:calculationLink link:definitionLink 2413402 - Disclosure - Accounts Payable and Other Current Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2313301 - Disclosure - Accounts Payable and Other Current Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 2108100 - Disclosure - Accounts Receivable, Net link:presentationLink link:calculationLink link:definitionLink 2408401 - Disclosure - Accounts Receivable, Net (Details) link:presentationLink link:calculationLink link:definitionLink 2119100 - Disclosure - Accumulated Other Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 2419402 - Disclosure - Accumulated Other Comprehensive Income AOCI by Component (Details) link:presentationLink link:calculationLink link:definitionLink 2419403 - Disclosure - Accumulated Other Comprehensive Income Reclassifications out of AOCI (Details) link:presentationLink link:calculationLink link:definitionLink 2319301 - Disclosure - Accumulated Other Comprehensive Income (Tables) link:presentationLink link:calculationLink link:definitionLink 2115100 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 2415402 - Disclosure - Commitments and Contingencies Future Minimum Lease Payments (Details) link:presentationLink link:calculationLink link:definitionLink 2415403 - Disclosure - Commitments and Contingencies Personal Injury (Details) link:presentationLink link:calculationLink link:definitionLink 2315301 - Disclosure - Commitments and Contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 2101100 - Disclosure - The Company link:presentationLink link:calculationLink link:definitionLink 2401401 - Disclosure - The Company (Details) link:presentationLink link:calculationLink link:definitionLink 1003000 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 1003501 - Statement - Consolidated Balance Sheets (Unaudited) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 1004000 - Statement - Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 1005000 - Statement - Consolidated Statements of Changes in Equity link:presentationLink link:calculationLink link:definitionLink 1002000 - Statement - Consolidated Statements of Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 1001000 - Statement - Consolidated Statements of Income link:presentationLink link:calculationLink link:definitionLink 2114100 - Disclosure - Debt link:presentationLink link:calculationLink link:definitionLink 2414406 - Disclosure - Debt Capital Leases (Details) link:presentationLink link:calculationLink link:definitionLink 2414403 - Disclosure - Debt Debt Obligation Maturities (Details) link:presentationLink link:calculationLink link:definitionLink 2414402 - Disclosure - Debt Debt Outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 2414405 - Disclosure - Debt Equipment Obligation (Details) link:presentationLink link:calculationLink link:definitionLink 2414407 - Disclosure - Debt Guarantees (Details) link:presentationLink link:calculationLink link:definitionLink 2414404 - Disclosure - Debt Notes and Debentures (Details) link:presentationLink link:calculationLink link:definitionLink 2314301 - Disclosure - Debt (Tables) link:presentationLink link:calculationLink link:definitionLink 2414408 - Disclosure - Debt Variable Interest Entities - Leases (Details) link:presentationLink link:calculationLink link:definitionLink 0001000 - Document - Document and Entity Information link:presentationLink link:calculationLink link:definitionLink 2116100 - Disclosure - Employment Benefit Plans link:presentationLink link:calculationLink link:definitionLink 2416406 - Disclosure - Employment Benefit Plans AOCI (Details) link:presentationLink link:calculationLink link:definitionLink 2416406 - Disclosure - Employment Benefit Plans AOCI (Details) link:presentationLink link:calculationLink link:definitionLink 2416407 - Disclosure - Employment Benefit Plans Assumptions Used (Details) link:presentationLink link:calculationLink link:definitionLink 2416403 - Disclosure - Employment Benefit Plans Change in Benefit Obligation (Details) link:presentationLink link:calculationLink link:definitionLink 2416404 - Disclosure - Employment Benefit Plans Change in Plan Assets (Details) link:presentationLink link:calculationLink link:definitionLink 2416409 - Disclosure - Employment Benefit Plans Expected Benefit Payments (Details) link:presentationLink link:calculationLink link:definitionLink 2416402 - Disclosure - Employment Benefit Plans Net Cost (Details) link:presentationLink link:calculationLink link:definitionLink 2416410 - Disclosure - Employment Benefit Plans Other Details (Details) link:presentationLink link:calculationLink link:definitionLink 2416408 - Disclosure - Employment Benefit Plans Plan Assets (Details) link:presentationLink link:calculationLink link:definitionLink 2416405 - Disclosure - Employment Benefit Plans Plans with ABO in Excess of Plan Assets (Details) link:presentationLink link:calculationLink link:definitionLink 2316301 - Disclosure - Employment Benefit Plans (Tables) link:presentationLink link:calculationLink link:definitionLink 2415404 - Disclosure - Environmental (Details) link:presentationLink link:calculationLink link:definitionLink 2111100 - Disclosure - Goodwill and Other Intangible Assets and Liablities link:presentationLink link:calculationLink link:definitionLink 2411402 - Disclosure - Goodwill and Other Intangible Assets and Liablities Goodwill Impairment and Carrying Value (Details) link:presentationLink link:calculationLink link:definitionLink 2411403 - Disclosure - Goodwill and Other Intangible Assets and Liablities Intangible Assets and Liabilities Carrying Amount (Details) link:presentationLink link:calculationLink link:definitionLink 2311301 - Disclosure - Goodwill and Other Intangible Assets and Liablities (Tables) link:presentationLink link:calculationLink link:definitionLink 2107100 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 2407404 - Disclosure - Income Taxes Components of Deferred Tax Assets / (Liabilities) (Details) link:presentationLink link:calculationLink link:definitionLink 2407405 - Disclosure - Income Taxes Income Tax Examination (Details) link:presentationLink link:calculationLink link:definitionLink 2407402 - Disclosure - Income Taxes Income Tax Expense (Details) link:presentationLink link:calculationLink link:definitionLink 2407403 - Disclosure - Income Taxes Reconciliation of Statutory and Effective Tax Rates (Details) link:presentationLink link:calculationLink link:definitionLink 2307301 - Disclosure - Income Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 2407406 - Disclosure - Income Taxes Uncertain Tax Positions (Details) link:presentationLink link:calculationLink link:definitionLink 2409402 - Disclosure - Investments (Details) link:presentationLink link:calculationLink link:definitionLink 2109100 - Disclosure - Investments (Notes) link:presentationLink link:calculationLink link:definitionLink 2309301 - Disclosure - Investments (Tables) link:presentationLink link:calculationLink link:definitionLink 2112100 - Disclosure - Other Assets link:presentationLink link:calculationLink link:definitionLink 2412402 - Disclosure - Other Assets Low-Income Housing Partnership (Details) link:presentationLink link:calculationLink link:definitionLink 2412403 - Disclosure - Other Assets Right of Use Fixed Assets (Details) link:presentationLink link:calculationLink link:definitionLink 2312301 - Disclosure - Other Assets (Tables) link:presentationLink link:calculationLink link:definitionLink 2110100 - Disclosure - Property and Equipment, Net link:presentationLink link:calculationLink link:definitionLink 2410402 - Disclosure - Property and Equipment, Net (Details) link:presentationLink link:calculationLink link:definitionLink 2310301 - Disclosure - Property and Equipment, Net (Tables) link:presentationLink link:calculationLink link:definitionLink 2120100 - Disclosure - Quarterly Financial Data - Unaudited link:presentationLink link:calculationLink link:definitionLink 2420402 - Disclosure - Quarterly Financial Data - Unaudited (Details) link:presentationLink link:calculationLink link:definitionLink 2320301 - Disclosure - Quarterly Financial Data - Unaudited (Tables) link:presentationLink link:calculationLink link:definitionLink 2118100 - Disclosure - Related Party Transactions link:presentationLink link:calculationLink link:definitionLink 2418402 - Disclosure - Related Party Transactions (Details) link:presentationLink link:calculationLink link:definitionLink 2318301 - Disclosure - Related Party Transactions Related Party Transactions (Tables) link:presentationLink link:calculationLink link:definitionLink 2421402 - Disclosure - Revenue from Contracts with Customers (Details) link:presentationLink link:calculationLink link:definitionLink 2121100 - Disclosure - Revenue from Contracts with Customers (Notes) link:presentationLink link:calculationLink link:definitionLink 2321301 - Disclosure - Revenue from Contracts with Customers (Tables) link:presentationLink link:calculationLink link:definitionLink 2102100 - Disclosure - Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 2402402 - Disclosure - Significant Accounting Policies (Details) link:presentationLink link:calculationLink link:definitionLink 2202201 - Disclosure - Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink