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Statement - Consolidated Statements of Equity and Redeemable Noncontrolling Interest (Shares of Common Stock) link:presentationLink link:calculationLink link:definitionLink 9952159 - Statement - Consolidated Statements of Equity and Redeemable Noncontrolling Interest (Shares of Treasury Stock) link:presentationLink link:calculationLink link:definitionLink 9952160 - Statement - Consolidated Statements of Equity and Redeemable Noncontrolling Interest (Redeemable Noncontrolling Interest) link:presentationLink link:calculationLink link:definitionLink 9952161 - Statement - Consolidated Statements of Equity and Redeemable Noncontrolling Interest (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Description of the Business and Basis of Presentation link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Accounting Standards link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Master Limited Partnership link:presentationLink link:calculationLink link:definitionLink 9952165 - 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Disclosure - Subsequent Events link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Description of the Business and Basis of Presentation (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Inventory (Policies) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Derivative Instruments and Hedging Activities (Policies) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Master Limited Partnership (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Acquisitions and Other Transactions (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Variable Interest Entities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Related Party Transactions (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Earnings Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Segment Information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Net Interest and Other Financial Costs (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Inventories (Tables) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Property, Plant and Equipment (PP&E) (Tables) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Derivatives (Tables) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Debt (Tables) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Revenue (Tables) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Supplemental Cash Flow Information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Other Current Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Accumulated Other Comprehensive Income (Loss) (Tables) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Pension and Other Postretirement Benefits (Tables) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Master Limited Partnership (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Master Limited Partnership (Unit Repurchase Program) (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Master Limited Partnership (Noncontrolling Interest) (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Acquisitions and Other Transactions (Northwind Midstream) (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Acquisitions and Other Transactions (Northwind Midstream - Assets Acquired and Liabilities Assumed) (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Acquisitions and Other Transactions (Announced Divestiture of Rockies Operations) (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Acquisitions and Other Transactions (Sale of Interest in Ethanol Joint Venture) (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Acquisitions and Other Transactions (BANGL, LLC Acquisition) (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Acquisitions and Other Transactions (BANGL, LLC Acquisitions - Total Consideration) (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Acquisitions and Other Transactions (BANGL, LLC Acquisitions Assets and Liabilities Purchased) (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Acquisitions and Other Transactions (Whiptail Midstream Acquisition) (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Variable Interest Entities (Consolidated VIE) (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - Related Party Transactions (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - Earnings Per Share (Summary of Earnings Per Share) (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - Equity (Share Repurchase Authorizations) (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - Equity (Share Repurchases) (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - Segment Information (Additional Information) (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - Segment Information (Segment Adjusted EBITDA to Income (Loss) from Operations before Income Taxes) (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - Segment Information (Reconciliation of Segment Revenues To Sales and Other Operating Revenues) (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - Segment Information (Income from Equity Method Investments) (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - Segment Information (Segment Expenses) (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - Segment Information (Depreciation and Amortization) (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - Segment Information (Capital Expenditures) (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - Net Interest and Other Financial Costs (Details) link:presentationLink link:calculationLink link:definitionLink 9955556 - Disclosure - Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 9955557 - Disclosure - Inventories (Summary of Inventories) (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - Property, Plant and Equipment (PP&E) (Summary of Property, Plant And Equipment) (Detail) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - Fair Value Measurements (Assets and Liabilities Accounted for at Fair Value on Recurring Basis) (Detail) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - Fair Value Measurements (Level 3) (Details) link:presentationLink link:calculationLink link:definitionLink 9955561 - Disclosure - Fair Value Measurements (Reconciliation of Net Beginning and Ending Balances Recorded for Net Assets and Liabilities Classified as Level 3) (Detail) link:presentationLink link:calculationLink link:definitionLink 9955562 - Disclosure - Fair Value Measurements (Gain/Loss Included in Earnings Relating to Assets Still Held at End of Period) (Details) link:presentationLink link:calculationLink link:definitionLink 9955563 - Disclosure - Fair Value Measurements (Fair Values - Reported) (Detail) link:presentationLink link:calculationLink link:definitionLink 9955564 - Disclosure - Derivatives (Classification of Gross Fair Values of Derivative Instruments, Excluding Cash Collateral) (Detail) link:presentationLink link:calculationLink link:definitionLink 9955565 - Disclosure - Derivatives (Open Commodity Derivative Contracts) (Details) link:presentationLink link:calculationLink link:definitionLink 9955566 - Disclosure - Derivatives (Effect of Commodity Derivative Instruments in Statements of Income) (Detail) link:presentationLink link:calculationLink link:definitionLink 9955567 - Disclosure - Debt (Outstanding Borrowings) (Detail) link:presentationLink link:calculationLink link:definitionLink 9955568 - Disclosure - Debt (MPLX Senior Notes) (Details) link:presentationLink link:calculationLink link:definitionLink 9955569 - Disclosure - Debt (Available Capacity under our Facilities) (Details) link:presentationLink link:calculationLink link:definitionLink 9955570 - Disclosure - Revenue (Disaggregated by Product Line) (Details) link:presentationLink link:calculationLink link:definitionLink 9955571 - Disclosure - Revenue (Details) link:presentationLink link:calculationLink link:definitionLink 9955572 - Disclosure - Supplemental Cash Flow Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955573 - Disclosure - Supplemental Cash Flow Information (Reconciliation of Additions to Property, Plant and Equipment to Total Capital Expenditures) (Detail) link:presentationLink link:calculationLink link:definitionLink 9955574 - Disclosure - Other Current Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955575 - Disclosure - Accumulated Other Comprehensive Income (Loss) (Changes in Accumulated Other Comprehensive Loss by Component) (Detail) link:presentationLink link:calculationLink link:definitionLink 9955576 - Disclosure - Pension and Other Postretirement Benefits (Components of Net Periodic Benefit Costs) (Details) link:presentationLink link:calculationLink link:definitionLink 9955577 - Disclosure - Pension and Other Postretirement Benefits (Additional Information) (Details) link:presentationLink link:calculationLink link:definitionLink 9955578 - Disclosure - Commitments and Contingencies (Environmental Matters) (Details) link:presentationLink link:calculationLink link:definitionLink 9955579 - Disclosure - Commitments and Contingencies (Other Legal Proceedings) (Details) link:presentationLink link:calculationLink link:definitionLink 9955580 - Disclosure - Commitments and Contingencies (Guarantees) (Details) link:presentationLink link:calculationLink link:definitionLink 9955581 - Disclosure - Subsequent Events (Details) link:presentationLink link:calculationLink link:definitionLink