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RELATED PARTY TRANSACTIONS - Additional Information (Detail) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2021 USD ($) | Jun. 30, 2020 USD ($) | Jun. 30, 2021 USD ($) $ / Mcf | Jun. 30, 2020 USD ($) | Dec. 31, 2020 USD ($)
Related Party Transaction [Line Items] |  |  |  |  |
Accounts receivable from affiliates | $ 17,837 |  | $ 17,837 |  | $ 6,155
Partnerships owned by majority stockholder |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Related party revenue, fee (in USD per Mcf) | $ / Mcf |  |  | 0.02 |  |
Accounts receivable from affiliates | 17,800 |  | $ 17,800 |  |
Related party asset | 10,100 |  | 10,100 |  |
Partnerships owned by majority stockholder | Partnership costs to drill and operating wells and overhead fees |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Revenue from related parties | $ 399 | $ 55 | $ 810 | $ 379 |

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