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Partners' Capital (Deficit) - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2019
Limited Partners' Capital Account
Common limited partner units (in shares)	39,055,086		39,055,086
Cash distributions	$ 199	$ 199	$ 398	$ 398
Martin Resource Management
Limited Partners' Capital Account
Common limited partner units (in shares)	7,653,354		7,653,354
Martin Resource Management Corporation
Limited Partners' Capital Account
Ownership interest (percent)			98.00%
Martin Resource Management Corporation | Martin Resource Management Corporation
Limited Partners' Capital Account
Purchase price					$ 552,058
Cash distributions					$ 289,019
MMGP LLC
Limited Partners' Capital Account
General partner interest (percent)			2.00%
MMGP LLC | Martin Resource Management
Limited Partners' Capital Account
Ownership interest (percent)			19.60%
General partner interest (percent)			2.00%

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Percentage investment held by the managing member or general partner of the limited liability company (LLC) or limited partnership (LP).

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Percentage investment held by members or limited partners of limited liability company (LLC) or limited partnership (LP).

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The number of limited partner units outstanding.

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Total distributions to each class of partners (i.e., general, limited and preferred partners).

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