XML 42 R31.htm IDEA: XBRL DOCUMENT
v3.25.3

Supplemental Balance Sheet Information (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2025
Balance Sheet Related Disclosures [Abstract] |
Schedule of Other Accrued Liabilities | Components of "Other accrued liabilities" were as follows:
| September 30, 2025 |  | December 31, 2024
Accrued interest | $ | 6,155 |  |  | $ | 17,899 |
Property and other taxes payable | 4,268 |  |  | 4,043 |
Accrued payroll | 5,590 |  |  | 5,187 |
Operating lease liabilities | 21,094 |  |  | 19,707 |
Other | 29 |  |  | 44 |
| $ | 37,136 |  |  | $ | 46,880 |
Schedule of Asset Retirement Obligations | The schedule below summarizes the changes in our asset retirement obligations:
| September 30, 2025
Asset retirement obligations as of December 31, 2024 | $ | 5,313 |
Additions to asset retirement obligations | — |
Accretion expense | 97 |
Liabilities settled | — |
Ending asset retirement obligations | 5,410 |
Current portion of asset retirement obligations 1 | — |
Long-term portion of asset retirement obligations 2 | $ | 5,410 |
1 The current portion of asset retirement obligations is included in "Other accrued liabilities" on the Partnership's Consolidated and Condensed Balance Sheets. 2 The non-current portion of asset retirement obligations is included in "Other long-term obligations" on the Partnership's Consolidated and Condensed Balance Sheets.

X
- Definition Schedule of Other Accrued Liabilities [Table Text Block] + References No definition available. + Details
Name: | mmlp_ScheduleOfOtherAccruedLiabilitiesTableTextBlock
Namespace Prefix: | mmlp_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of the carrying amount of a liability for asset retirement obligations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 410 -SubTopic 20 -Name Accounting Standards Codification -Paragraph 1 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481850/410-20-50-1 + Details
Name: | us-gaap_ScheduleOfAssetRetirementObligationsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration