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EQUITY AND MEZZANINE EQUITY - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands |  | 1 Months Ended | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Aug. 01, 2024 | Nov. 30, 2017 | Mar. 31, 2026 | Dec. 31, 2024 | Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Cash dividend payments |  |  |  |  | $ (13,393) | $ 0 | $ 0 |
Conversion of Class B Common Stock and Partnership Common Units |  |  |  |  | $ 0 |  |  |
Common Units |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Partners' capital account, units (in shares) |  |  |  | 0 | 0 | 0 | 10,376,189 | 10,182,763
Summit Midstream Partners, LP |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Percentage of noncontrolling interest on net assets (as a percent) |  |  |  |  | 34.70% |  |  |
Subsidiary Series A Preferred Units |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Outstanding common stock unit ,converted into right to receive (in shares) | 1 |  |  |  |  |  |  |
Subsidiary series A preferred units issued (in shares) |  |  |  | 93,039 | 93,039 | 93,039 |  |
Subsidiary series A preferred units outstanding (in shares) |  |  |  | 93,039 | 93,039 | 93,039 |  |
Class B Common Stock |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Common stock, issued (in shares) |  |  |  | 7,471,008 | 6,524,467 | 7,471,008 | 0 | 0
Class B Common Stock | Tall Oak |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Common stock, issued (in shares) |  |  |  |  | 7,471,008 |  |  |
Conversion of class B common stock and partnership common units (in shares) |  |  |  |  | 900,000 |  |  |
Series A Preferred Stock |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Outstanding common stock unit ,converted into right to receive (in shares) |  | 1.000 |  |  |  |  |  |
Liquidation preference per unit (in dollars per share) |  | $ 1,000 |  |  |  |  |  |
Distribution rate (as a percent) |  |  |  | 7.69% |  |  |  |
Cash dividend payments |  |  |  |  | $ (13,400) |  |  |
Partners' capital account, units (in shares) |  |  |  | 65,508 | 65,508 | 65,508 | 0 | 0
Accrued and unpaid distributions |  |  |  |  | $ 46,600 |  |  |
Redemption amount |  |  |  |  | $ 141,900 |  |  |
Series A Preferred Stock | Forecast |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Distribution rate (as a percent) |  |  | 11.40% |  |  |  |  |
Subsidiary Series A Preferred Units |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Liquidation preference per unit (in dollars per share) |  |  |  |  | $ 1,000 |  |  |
Distribution rate (as a percent) |  |  |  |  | 7.00% |  |  |
Tall Oak | Class B Common Stock |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Common stock, issued (in shares) |  |  |  |  | 7,471,008 |  |  |
Conversion of class B common stock and partnership common units (in shares) |  |  |  |  | 946,541 |  |  |
Common Stock |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Outstanding common stock unit ,converted into right to receive (in shares) |  |  |  |  | 1.000 |  |  |
Common Stock | Common Units |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Partners' capital account, units (in shares) |  |  |  | 7,471,008 | 6,524,467 | 7,471,008 | 0 | 0
Conversion of class B common stock and partnership common units (in shares) |  |  |  |  | 946,541 |  |  |
Common Stock | Tall Oak | Common Units |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Conversion of class B common stock and partnership common units (in shares) |  |  |  |  | 900,000 |  |  |
Common Stock | Moonrise |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Conversion of class B common stock and partnership common units (in shares) |  |  |  |  | 500,000 |  |  |
Common Stock | Class B Common Stock |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Conversion of Class B Common Stock and Partnership Common Units |  |  |  |  | $ (10) |  |  |
Common Stock | Class B Common Stock | Tall Oak |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Conversion of class B common stock and partnership common units (in shares) |  |  |  |  | 900,000 |  |  |
Common Stock | Tall Oak | Class B Common Stock |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Conversion of class B common stock and partnership common units (in shares) |  |  |  |  | 946,541 |  |  |
Non-controlling interest | Tall Oak |  |  |  |  |  |  |  |
Partners Capital [Line Items] |  |  |  |  |  |  |  |
Conversion of Class B Common Stock and Partnership Common Units |  |  |  |  | $ (86,100) |  |  |

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