| Assets |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Cash and cash equivalents
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Receivables, less allowance for expected credit loss |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Related Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total receivables, less allowance for expected credit loss
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Due from Related Parties, Current |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Affiliated Entity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Total due from Related Parties, Current |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Current assets - related parties |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Inventories |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Assets held for sale |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Other current assets |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Marathon Petroleum Corporation |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Affiliated Entity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Third Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Related Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total other current assets
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total current assets
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Equity method investments
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Property, plant and equipment, net |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Affiliated Entity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Third Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total property, plant and equipment, net
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Intangibles, net
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Goodwill
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Right of use assets, net |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Marathon Petroleum Corporation |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Affiliated Entity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Third Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Related Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Nonrelated Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Total right of use assets, net |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Due from Related Parties, Noncurrent |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Marathon Petroleum Corporation |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Affiliated Entity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Total due from Related Parties, Noncurrent |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Noncurrent assets - related parties |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Other noncurrent assets
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total assets
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Liabilities |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Accounts payable
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Accrued liabilities
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Due to Related Parties, Current |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Affiliated Entity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Total due to Related Parties, Current |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Accrued property, plant and equipment |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Long-term debt due within one year |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Accrued interest payable |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Operating lease liabilities |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Affiliated Entity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Third Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Related Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Nonrelated Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total operating lease liabilities
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Liabilities held for sale |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Other current liabilities |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Related Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Nonrelated Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Total other current liabilities |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total current liabilities
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Long-term deferred revenue |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Third Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Related Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Nonrelated Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Total long-term deferred revenue |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Due to Related Parties, Noncurrent |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Affiliated Entity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Total due to Related Parties, Noncurrent |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Other long-term liabilities |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Related Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Nonrelated Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Long-term debt |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Deferred Income Tax Liabilities, Net
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Deferred income taxes |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Long-term operating lease liabilities |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Affiliated Entity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Third Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Nonrelated Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total long-term operating lease liabilities
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Other long-term liabilities |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total liabilities
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Preferred Units, Issued |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Series A Preferred Stock |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Series B Preferred Stock |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Series A Convertible Preferred Units |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Series A Preferred Stock |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Total temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Series A Preferred Units |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Equity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Limited Partners' Capital Account |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Public |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Related Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Nonrelated Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Limited Partners' Capital Account, Related Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Units Outstanding |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Series B Preferred Stock |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Related Party |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Total units Outstanding |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Preferred Units, Preferred Partners' Capital Accounts |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Series B Preferred Stock |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Total preferred Units, Preferred Partners' Capital Accounts |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Accumulated other comprehensive income |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| LOOP and Explorer |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Total accumulated other comprehensive income |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Total MPLX LP partners’ capital |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Noncontrolling interests |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Total equity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total liabilities and equity
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Temporary Equity, Shares Outstanding |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Preferred Units, Outstanding |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Series A Preferred Stock |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Series B Preferred Stock |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Series A Convertible Preferred Units |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Units issued |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|