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Supplemental Information on Oil and Natural Gas Producing Activities (Unaudited) - Narrative (Details) | 12 Months Ended |
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Dec. 31, 2021 MBoe | Dec. 31, 2020 MBoe | Dec. 31, 2019 MBoe | Dec. 31, 2018 MBoe
Extractive Industries [Abstract] |  |  |  |
Percentage of proved reserves estimates prepared by external engineers | 0.96 | 0.90 | 0.90 |
Percentage of proved reserves estimates prepared internally | 4.00% |  |  |
Proved developed and undeveloped reserves (MBoe) | 71,285 | 36,879 | 89,885 | 160,176
Decrease due to change in accounting (MBoe) | 27,300 | 45,000 | 50,900 |
Decrease due to change in accounting, PUD | 13,600 | 27,800 | 39,800 |
Revision from well reactivation program | (3,700) |  |  |
Decrease due to change in accounting, Remaining Proved Reserves | 1,400 | 17,300 | 11,100 |
Revision of previous estimates due to changes in commodity pricing (MBoe) | 6,800 |  | 10,900 |
Revision of previous estimates due to changes in well performance (MBoe) | 3,600 |  | 3,200 |
Production (MBoe) | 6,793 | 8,703 | 11,956 |
Improved recovery (MBoe) |  | 8,600 | 12,600 |
Revision of previous estimates (MBoe) | 43,340 | (44,800) | (58,514) |
Acquisitions of new reserves (MBoe) | 1,446 | 1,076 | 0 |
Attributable to well shut-ins and other revisions | 1,200 | (9,000) |  |

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