2203201 - Disclosure - Accounting Policies (Policy)
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2120100 - Disclosure - Commitments and Contingencies
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2420401 - Disclosure - Commitments and Contingencies Commitments and Contingencies (Details)
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2123100 - Disclosure - Concentration of Credit Risk
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1001000 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED)
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1001501 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) (PARENTHETICALS)
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1004000 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED)
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1003000 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)
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1003501 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) (PARENTHETICALS)
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1002000 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED)
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1002501 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) (PARENTHETICALS)
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2116100 - Disclosure - Debt
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2416402 - Disclosure - Debt (Details)
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2316301 - Disclosure - Debt (Table)
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2124100 - Disclosure - Divestitures and Acquisitions
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2424402 - Disclosure - Divestitures and Acquisitions (Details)
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2324301 - Disclosure - Divestitures and Acquisitions (Tables)
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0001000 - Document - Document and Entity Information
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2113100 - Disclosure - Earnings Per Share
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2413402 - Disclosure - Earnings Per Share (Details)
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2313301 - Disclosure - Earnings Per Share (Table)
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2122100 - Disclosure - Fair Value Measurements
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2422403 - Disclosure - Fair Value Measurements Available-For-Sale Securities (Details)
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2422402 - Disclosure - Fair Value Measurements (Details)
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2322301 - Disclosure - Fair Value Measurements (Table)
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2121100 - Disclosure - Financial Instruments
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2421404 - Disclosure - Financial Instruments Balance Sheet Location (Details)
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2421405 - Disclosure - Financial Instruments Cash Flow Hedges (Details)
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2421403 - Disclosure - Financial Instruments Commodity Contract Volume (Details)
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2421402 - Disclosure - Financial Instruments Descriptions (Details)
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2421406 - Disclosure - Financial Instruments Other Comprehensive Income (Details)
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2321301 - Disclosure - Financial Instruments (Table)
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2119100 - Disclosure - Interim Pension and Other Postretirement Benefit Plan Information
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2419402 - Disclosure - Interim Pension and Other Postretirement Benefits (Details)
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2319301 - Disclosure - Interim Pension and Other Postretirement Benefits (Table)
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2101100 - Disclosure - Nature of Business
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2401401 - Disclosure - Nature of Business (Details)
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2111100 - Disclosure - Segment Information
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2411402 - Disclosure - Segment Information (Details)
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2311301 - Disclosure - Segment Information (Table)
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2118100 - Disclosure - Shareholders' Equity
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2418403 - Disclosure - Shareholders' Equity AOCI Affected Line Item in the Statement of Income (Details)
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2418402 - Disclosure - Shareholders' Equity Components (Details)
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2418404 - Disclosure - Shareholders' Equity Share-based Compensation Arrangement by Share-based Payment Award (Details)
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2318301 - Disclosure - Shareholders' Equity (Table)
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2117100 - Disclosure - Tax Cuts and Jobs Act of 2017 Impacts
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2417401 - Disclosure - Tax Cuts and Jobs Act of 2017 Impacts (Details)
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2103100 - Disclosure - Unaudited Financial Information
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2303302 - Disclosure - Unaudited Financial Information (Table)
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2403403 - Disclosure - Unaudited Interim Financial Information (Details)
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