0000001 - Document - Document and Entity Information link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Consolidated Statements of Income (unaudited) link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - Consolidated Statements of Comprehensive Income (unaudited) link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Consolidated Statements of Equity (unaudited) link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - Consolidated Statements of Equity (unaudited) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952157 - Statement - Consolidated Statements of Cash Flows (unaudited) link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Basis of Presentation and Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Impairment and Other Matters link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Inventories link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Debt link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Equity link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Variable Interest Entities link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Employee Benefit Plans link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Earnings (Loss) Per Common Share link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Revenues and Segment Information link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Supplemental Cash Flow Information link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - Price Risk Management Activities link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Basis of Presentation and Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Inventories (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Debt (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Variable Interest Entities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Employee Benefit Plans (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Earnings (Loss) Per Common Share (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Revenues and Segment Information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Supplemental Cash Flow Information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Price Risk Management Activities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Impairment and Other Matters (Details) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Inventories (Details) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Debt, Public Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Debt, Credit Facilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Debt, Activity Under Credit Facilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Debt, Interest Incurred (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Commitments and Contingencies (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Equity, Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Equity, Stock Related Disclosures (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Equity, Changes in Accumulated Other Comprehensive Loss (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Variable Interest Entities (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Employee Benefit Plans (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Earnings (Loss) Per Common Share (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Revenues and Segment Information, Contract Balances (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Revenues and Segment Information, Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Revenues and Segment Information, Segment Assets to Consolidated Assets Recon (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Revenues and Segment Information, Segment Expenditures for Long-Lived Assets to Consolidated Recon (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Revenues and Segment Information, Revenue by Product (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Supplemental Cash Flow Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Fair Value Measurements, Recurring (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Fair Value Measurements, Nonrecurring (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Fair Value Measurements, Financial Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - Price Risk Management Activities (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - Price Risk Management Activities, Hedging Instruments by Consolidated Balance Sheet Location (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - Price Risk Management Activities, Effect of Derivative Instruments on Income and Other Comprehensive Income (Loss) (Details) link:presentationLink link:calculationLink link:definitionLink