XML 77 R58.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Commitments and Contingencies (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
Commitments and Contingencies Disclosure [Abstract] |
Contractual Obligation, Fiscal Year Maturity Schedule | MPLX executed transportation and terminalling agreements that obligate us to minimum volume, throughput or payment commitments over the terms of the agreements, which range from 9 to 11 years. After the minimum volume commitments are met in the transportation and terminalling agreements, MPLX pays additional amounts based on throughput. There are escalation clauses in the transportation and terminalling agreements, which are based on Consumer Price Index adjustments. The minimum future payments under these agreements as of December 31, 2018 are as follows:
(In millions) |
2019 | $ | 52 |
2020 | 52 |
2021 | 48 |
2022 | 46 |
2023 | 46 |
2024 and thereafter | 180 |
Total | $ | 424 |
Schedule Of Future Minimum Lease Payments For Operating And Capital Leases Table | MPLX has various non-cancellable operating lease agreements, most of these leases include renewal options. MPLX also leases certain pipelines under a capital lease that has a fixed price purchase option in 2020. Future minimum commitments as of December 31, 2018, for capital lease obligations and for operating lease obligations having initial or remaining non-cancellable lease terms in excess of one year are as follows:
(In millions) |  | Capital Lease Obligations |  | Operating Lease Obligations
2019 |  | $ | 2 |  |  | $ | 73 |
2020 |  | 5 |  |  | 70 |
2021 |  | — |  |  | 67 |
2022 |  | — |  |  | 64 |
2023 |  | — |  |  | 58 |
2024 and thereafter |  | — |  |  | 719 |
Total minimum lease payments |  | 7 |  |  | $ | 1,051 |
Less: imputed interest costs |  | 1 |  |  |
Present value of net minimum lease payments |  | $ | 6 |  |  |
Schedule of Rent Expense | Operating lease rental expense was:
(In millions) |  | 2018 |  | 2017 |  | 2016
Minimum rental expense |  | $ | 85 |  |  | $ | 64 |  |  | $ | 57 |
Schedule of Minimum Amounts Payable Annually Under the Product Supply Agreement | On September 1, 2009, MarkWest entered into a product supply agreement creating a long-term contractual obligation for the payment of processing fees in exchange for the entire product processed by the SMR. See Note 18 for additional discussion. The product received under this agreement is sold to a refinery customer pursuant to a corresponding long-term agreement. The minimum amounts payable annually under the product supply agreement, excluding the potential impact of inflation adjustments per the agreement, are as follows:
(In millions) |  |
2019 |  | $ | 17 |
2020 |  | 17 |
2021 |  | 17 |
2022 |  | 17 |
2023 |  | 17 |
2024 and thereafter |  | 110 |
Total minimum payments |  | 195 |
Less: Services element |  | 75 |
Less: Interest |  | 34 |
Total SMR liability |  | 86 |
Less: Current portion of SMR liability |  | 5 |
Long-term portion of SMR liability |  | $ | 81 |

X
- Definition Schedule of future minimum lease payments for operating and capital leases [Table Text Block]. + References No definition available. + Details
Name: | mpc_ScheduleOfFutureMinimumLeasePaymentsForOperatingAndCapitalLeasesTableTextBlock
Namespace Prefix: | mpc_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the aggregate amount of payments due on known contractual obligations for the five years following the date of the latest balance sheet and the combined aggregate amount of maturities of known contractual obligations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 303 -Paragraph a -Subparagraph 5 + Details
Name: | us-gaap_ContractualObligationFiscalYearMaturityScheduleTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of unconditional purchase obligations that are recognized as a liability on the balance sheet, including the nature and term of the unconditional purchase obligations; the aggregate amount of payments for each of the five years following the date of the latest balance sheet; and the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings associated with suppliers' financing arrangements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=77896938&loc=d3e25287-109308 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=77896938&loc=d3e25383-109308 + Details
Name: | us-gaap_RecordedUnconditionalPurchaseObligationsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of rental expense from operating leases for each period for which an income statement is presented with separate amounts for minimum rentals, contingent rentals, and sublease rentals. Rental payments under leases with terms of a month or less that were not renewed need not be included. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41499-112717 + Details
Name: | us-gaap_ScheduleOfRentExpenseTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration