2413403 - Disclosure - Accumulated Other Comprehensive Loss (Details)
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2116100 - Disclosure - Commitments And Contingencies
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2416401 - Disclosure - Commitments And Contingencies (Details)
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1003000 - Statement - Consolidated Balance Sheets
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1003501 - Statement - Consolidated Balance Sheets (Parenthetical)
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1004000 - Statement - Consolidated Statements Of Cash Flows
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1005000 - Statement - Consolidated Statements Of Changes In Stockholders' Equity
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1002000 - Statement - Consolidated Statements of Comprehensive Income
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1001000 - Statement - Consolidated Statements Of Income
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2107100 - Disclosure - Current Liabilities
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2407402 - Disclosure - Current Liabilities (Details)
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2307301 - Disclosure - Current Liabilities (Tables)
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2108100 - Disclosure - Debt
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0001000 - Document - Document And Entity Information
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2115100 - Disclosure - Earnings Per Share
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2104100 - Disclosure - Fair Value
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2404403 - Disclosure - Fair Value (Schedule of Fair Value of Long-term Assets and Liabilities) (Details)
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2103100 - Disclosure - Income Taxes
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2403402 - Disclosure - Income Taxes (Provisions For Income Taxes) (Details)
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2403403 - Disclosure - Income Taxes (Reconciliation Of Statutory Rate To Effective Rate) (Details)
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2403405 - Disclosure - Income Taxes (Reconciliation Of Unrecognized Tax Benefits) (Details)
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2403404 - Disclosure - Income Taxes (Schedule Of Deferred Tax Assets And Liabilities) (Details)
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2403404 - Disclosure - Income Taxes (Schedule Of Deferred Tax Assets And Liabilities) (Details)
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2303301 - Disclosure - Income Taxes (Tables)
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2105100 - Disclosure - Investments
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2405402 - Disclosure - Investments (Details)
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2109100 - Disclosure - Lease Commitments
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2102100 - Disclosure - Other Income - Net
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2110100 - Disclosure - Other Liabilities
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2111100 - Disclosure - Pensions And Other Postretirement Benefits
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2411409 - Disclosure - Pensions And Other Postretirement Benefits (Estimated Future Benefit Payments) (Details)
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2411408 - Disclosure - Pensions And Other Postretirement Benefits (Fair Value Of Plan Assets) (Details)
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2411406 - Disclosure - Pensions And Other Postretirement Benefits (Health Care Cost Trend Assumptions) (Details)
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2411404 - Disclosure - Pensions And Other Postretirement Benefits (Other Changes In Plan Assets And Benefit Obligations Recognized In Other Comprehensive Loss) (Details)
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2411405 - Disclosure - Pensions And Other Postretirement Benefits (Pension And Other Postretirement Benefit Assumptions) (Details)
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2411403 - Disclosure - Pensions And Other Postretirement Benefits (Pension And Other Postretirement Benefit Cost Components) (Details)
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2411402 - Disclosure - Pensions And Other Postretirement Benefits (Pension And Other Postretirement Benefit Obligations And Plan Assets) (Details)
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2411407 - Disclosure - Pensions And Other Postretirement Benefits (Pension Plan Weighted-Average Asset Allocations, By Asset Category) (Details)
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2106100 - Disclosure - Properties
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2406402 - Disclosure - Properties (Details)
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2406403 - Disclosure - Properties Properties (Narrative) (Details)
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2117100 - Disclosure - Quarterly Financial Data
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2118100 - Disclosure - Schedule II - Valuation And Qualifying Accounts
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2112100 - Disclosure - Stock-Based Compensation
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2412403 - Disclosure - Stock-Based Compensation (Schedule Of Assumptions Used For LTIP And TSOP Grants) (Details)
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2412407 - Disclosure - Stock-Based Compensation (Schedule Of Stock Available For Future Grants) (Details)
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2412404 - Disclosure - Stock-Based Compensation (Schedule Of Stock Option Activity) (Details)
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2412406 - Disclosure - Stock-Based Compensation (Summary Of Stock Awards Outstanding) (Details)
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2412405 - Disclosure - Stock-Based Compensation (Summary Of Stock Options Exercised) (Details)
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2114100 - Disclosure - Stock Repurchase Program
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2113100 - Disclosure - Stockholders' Equity
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2413404 - Disclosure - Stockholders' Equity Other Comprehensive Income (Loss) Of Equity Investees (Details)
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2413402 - Disclosure - Stockholders' Equity Stockholder's Equity Narrative (Details)
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2101100 - Disclosure - Summary Of Significant Accounting Policies
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2201201 - Disclosure - Summary Of Significant Accounting Policies (Policy)
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