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EQUITY AND MEZZANINE EQUITY - Partners' Capital and Schedule of Units (Details) - shares |  | 12 Months Ended
--- | --- | ---
Mar. 10, 2025 | Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Class B Common Stock |  |  |  |
Shares of Common Stock |  |  |  |
Beginning balance (in shares) |  | 7,471,008 |  |
Ending balance (in shares) |  | 6,524,467 | 7,471,008 |
Tall Oak | Class B Common Stock |  |  |  |
Shares of Common Stock |  |  |  |
Conversion of class B common stock and partnership common units (in shares) |  | 946,541 |  |
Moonrise Acquisition |  |  |  |
Shares of Common Stock |  |  |  |
Moonrise Acquisition (in shares) | 462,265 |  |  |
Common Stock |  |  |  |
Rollforwards of the number of partner units |  |  |  |
Corporate Reorganization (in shares) |  |  | 10,648,685 |
Shares of Common Stock |  |  |  |
Beginning balance (in shares) |  | 10,659,220 | 0 | 0
Corporate Reorganization (in shares) |  |  | 10,648,685 |
Shares issued for SMLP LTIP, net (in shares) |  | 194,294 | 10,535 |
Ending balance (in shares) |  | 12,262,320 | 10,659,220 | 0
Common Stock | Tall Oak | Class B Common Stock |  |  |  |
Shares of Common Stock |  |  |  |
Conversion of class B common stock and partnership common units (in shares) |  | 946,541 |  |
Common Stock | Moonrise Acquisition |  |  |  |
Shares of Common Stock |  |  |  |
Moonrise Acquisition (in shares) |  | 462,265 |  |
Common Units |  |  |  |
Rollforwards of the number of partner units |  |  |  |
Beginning balance (in shares) |  | 0 | 10,376,189 | 10,182,763
Common units issued for SMLP LTIP, net (in shares) |  |  | 272,496 | 193,426
Corporate Reorganization (in shares) |  |  | (10,648,685) |
Ending balance (in shares) |  | 0 | 0 | 10,376,189
Shares of Common Stock |  |  |  |
Corporate Reorganization (in shares) |  |  | (10,648,685) |
Common Units | Common Stock |  |  |  |
Rollforwards of the number of partner units |  |  |  |
Beginning balance (in shares) |  | 7,471,008 | 0 | 0
Ending balance (in shares) |  | 6,524,467 | 7,471,008 | 0
Shares of Common Stock |  |  |  |
Conversion of class B common stock and partnership common units (in shares) |  | 946,541 |  |

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- Definition Number of shares of equity interest issued or issuable by acquirer as part of consideration transferred in business combination. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479328/805-10-50-8 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 41 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479303/805-10-55-41 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479581/805-30-50-2 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479581/805-30-50-1 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 42 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479303/805-10-55-42 + Details
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