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SUPPLEMENTAL INFORMATION ON OIL AND GAS EXPLORATION AND PRODUCTION ACTIVITIES (UNAUDITED) - Narrative (Details) | 5 Months Ended | 7 Months Ended | 12 Months Ended
--- | --- | --- | ---
May 17, 2021 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2021 USD ($) Tcfe Bcfe well $ / MMBTU $ / bbl | Dec. 31, 2020 USD ($) Bcfe Tcfe well $ / bbl $ / MMBTU | Dec. 31, 2019 USD ($) Bcfe Tcfe well $ / bbl $ / MMBTU | Dec. 31, 2018 $ / bbl $ / MMBTU
Reserve Quantities [Line Items] |  |  |  |  |  |
Interest capitalized | $ | $ 0 | $ 198,000 |  | $ 907,000 | $ 3,372,000 |
Capitalized general and administrative costs | $ | 8,000,000 | 11,900,000 |  | $ 25,000,000 | $ 30,100,000 |
Increase (decrease) in reserve during the period |  |  | 694.6 | 239.8 | 1.1 |
Estimated future costs to develop proved undeveloped reserves 2022 | $ |  | 234,100,000 | $ 234,100,000 |  |  |
Estimated future costs to develop proved undeveloped reserves 2023 | $ |  | 184,000,000 | 184,000,000 |  |  |
Estimated future costs to develop proved undeveloped reserves 2024 | $ |  | 178,700,000 | $ 178,700,000 |  |  |
Decline in performance |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Proved developed and undeveloped reserve, revision of previous estimate |  |  | (982.2) | (1.7) | (733.8) |
Lower commodity prices |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Proved developed and undeveloped reserve, revision of previous estimate | Bcfe |  |  | (889.2) | (1,268.4) | (347.2) |
Utica Shale |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Increase (decrease) in reserve during the period | Bcfe |  |  | 352.2 | 150.6 | 793.5 |
Planned unit development | well |  |  | 29 | 14 | 72 |
Utica Shale | Decline in performance |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Planned unit development | well |  |  |  | 48 | 9 |
Proved developed and undeveloped reserve, revision of previous estimate | Bcfe |  |  | (157.6) | (720.3) | (296.4) |
Proved developed, revision of previous estimate | Bcfe |  |  |  | 263.8 | 90.2 |
SCOOP Properties |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Increase (decrease) in reserve during the period | Bcfe |  |  | 342.2 | 87.8 | 302.9 |
Planned unit development | well |  |  | 34 | 8 | 37 |
SCOOP Properties | Decline in performance |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Planned unit development | well |  |  |  | 31 | 22 |
Utica Field | Exclusion Of PUD Locations |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Planned unit development | well |  |  | 4 |  |  |
Proved developed and undeveloped reserve, revision of previous estimate | Tcfe |  |  | (64.6) |  |  |
Oil |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Price per unit (usd per barrel or MMbtu) | $ / bbl |  |  | 66.55 | 39.54 | 55.85 | 65.56
Oil | Lower commodity prices |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Proved developed and undeveloped reserve, revision of previous estimate | Bcfe |  |  | (0.2) |  |  |
Natural gas, per MMbtu |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Price per unit (usd per barrel or MMbtu) | $ / MMBTU |  |  | 3.60 | 1.99 | 2.58 | 3.10
Natural gas liquids |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Price per unit (usd per barrel or MMbtu) | $ / bbl |  |  | 31.90 | 15.40 | 21.25 | 32.02
Oil and gas properties |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Interest capitalized | $ | $ 0 | $ 200,000 |  | $ 900,000 |  |
Investment in Grizzly Oil Sands ULC |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Equity investment, ownership interest |  | 24.50% | 24.50% |  |  |

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