XML 54 R40.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Leases (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2021
Leases [Abstract] |
Components of Lease Expense | The components of lease expense for the years ended December 31, 2021, 2020, and 2019 were as follows:
| 2021 |  | 2020 |  | 2019
Operating lease cost | $ | 9,266 |  |  | $ | 10,672 |  |  | $ | 10,805 |
Finance lease cost: |  |  |  |  |
Amortization of right-of-use assets | 164 |  |  | 1,755 |  |  | 2,686 |
Interest on lease liabilities | 26 |  |  | 294 |  |  | 671 |
Short-term lease cost | 10,290 |  |  | 13,187 |  |  | 13,756 |
Variable lease cost | 115 |  |  | 109 |  |  | 92 |
Total lease cost | $ | 19,861 |  |  | $ | 26,017 |  |  | $ | 28,010 |
Supplemental cash flow information for the years ended December 31, 2021, 2020, and 2019 related to leases were as follows:
| 2021 |  | 2020 |  | 2019
Cash paid for amounts included in the measurement of lease liabilities: |  |  |  |  |
Operating cash flows from operating leases | $ | 19,678 |  |  | $ | 23,996 |  |  | $ | 24,526 |
Operating cash flows from finance leases | 26 |  |  | 294 |  |  | 671 |
Financing cash flows from finance leases | 2,707 |  |  | 4,562 |  |  | 5,514 |
Right-of-use assets obtained in exchange for lease obligations: |  |  |  |  |
Operating leases | $ | 7,668 |  |  | $ | 7,779 |  |  | $ | 9,122 |
Finance leases | 0 |  |  | 83 |  |  | 1,309 |
Schedule of Supplemental Balance Sheet Information | Supplemental balance sheet information related to leases was as follows at December 31, 2021 and 2020:
| 2021 |  | 2020
Operating Leases |  |  |
Operating lease right-of-use assets | $ | 21,861 |  |  | $ | 22,260 |
Current portion of operating lease liabilities included in "Other accrued liabilities" | $ | 6,600 |  |  | $ | 7,529 |
Operating lease liabilities | 15,704 |  |  | 15,181 |
Total operating lease liabilities | $ | 22,304 |  |  | $ | 22,710 |
Finance Leases |  |  |
Property, plant and equipment, at cost | $ | 1,071 |  |  | $ | 10,352 |
Accumulated depreciation | (364) |  |  | (3,703) |
Property, plant and equipment, net | $ | 707 |  |  | $ | 6,649 |
Current installments of finance lease obligations | $ | 280 |  |  | $ | 2,707 |
Finance lease obligations | 9 |  |  | 289 |
Total finance lease obligations | $ | 289 |  |  | $ | 2,996 |
Weighted Average Remaining Lease Term (years) |  |  |
Operating leases | 6.46 |  | 5.87
Finance leases | 0.97 |  | 1.39
Weighted Average Discount Rate |  |  |
Operating leases | 4.96 | % |  | 5.04 | %
Finance leases | 5.74 | % |  | 6.04 | %
Schedule of Future Minimum Lease Obligations, Finance Lease | The Partnership’s future minimum lease obligations as of December 31, 2021 consist of the following:
| Operating Leases |  | Finance Leases
Year 1 | $ | 7,501 |  |  | $ | 289 |
Year 2 | 4,672 |  |  | 9 |
Year 3 | 3,137 |  |  | — |
Year 4 | 2,460 |  |  | — |
Year 5 | 1,602 |  |  | — |
Thereafter | 6,820 |  |  | — |
Total | 26,192 |  |  | 298 |
Less amounts representing interest costs | (3,888) |  |  | (9) |
Total lease liability | $ | 22,304 |  |  | $ | 289 |
Schedule of Future Minimum Obligations, Operating Leases | The Partnership’s future minimum lease obligations as of December 31, 2021 consist of the following:
| Operating Leases |  | Finance Leases
Year 1 | $ | 7,501 |  |  | $ | 289 |
Year 2 | 4,672 |  |  | 9 |
Year 3 | 3,137 |  |  | — |
Year 4 | 2,460 |  |  | — |
Year 5 | 1,602 |  |  | — |
Thereafter | 6,820 |  |  | — |
Total | 26,192 |  |  | 298 |
Less amounts representing interest costs | (3,888) |  |  | (9) |
Total lease liability | $ | 22,304 |  |  | $ | 289 |

X
- Definition Assets And Liabilities, Lessee [Table Text Block] + References No definition available. + Details
Name: | mmlp_AssetsAndLiabilitiesLesseeTableTextBlock
Namespace Prefix: | mmlp_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of undiscounted cash flows of finance lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to finance lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980 + Details
Name: | us-gaap_FinanceLeaseLiabilityMaturityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980 + Details
Name: | us-gaap_LeaseCostTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980 + Details
Name: | us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration