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Supplemental Oil and Gas Reserve Information - Unaudited - Narrative (Details) MBoe in Thousands, MMBoe in Millions, Boe in Millions, $ in Millions | 12 Months Ended
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Dec. 31, 2024 MBoe | Dec. 31, 2024 MMBoe | Dec. 31, 2024 USD ($) | Dec. 31, 2024 $ / bbl | Dec. 31, 2024 $ / MMBTU | Dec. 31, 2023 MBoe | Dec. 31, 2023 MMBoe | Dec. 31, 2023 $ / bbl | Dec. 31, 2023 $ / MMBTU | Dec. 31, 2022 MBoe | Dec. 31, 2022 MMBoe | Dec. 31, 2022 Boe | Dec. 31, 2022 $ / bbl | Dec. 31, 2022 $ / MMBTU
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Decrease in proved developed and undeveloped reserve, production (energy) | 85,182 | 85.2 |  |  |  | 63,300 | 63.3 |  |  | 43,722 |  | 43.7 |  |
Increase (decrease) in revisions of previous estimates | (45,351) | (45.4) |  |  |  | (48,895) | (48.9) |  |  | 47,110 | 47.1 |  |  |
Extensions, discoveries and other additions | 63,669 | 63.7 |  |  |  | 78,632 | 78.6 |  |  | 51,544 | 51.5 |  |  |
Purchases of reserves in place | MBoe | 315,346 |  |  |  |  | 18,771 |  |  |  | 349,768 |  |  |  |
Proved developed and undeveloped reserves, sale of mineral in place (energy) | MBoe | 1,646 |  |  |  |  | 4,564 |  |  |  | 0 |  |  |  |
Discount rate | 10.00% | 10.00% | 10.00% | 10.00% | 10.00% |  |  |  |  |  |  |  |  |
Unweighted arithmetic average first-day-of-the-month prices for oil (in dollars per Bbl) | $ / bbl |  |  |  | 75.48 |  |  |  | 78.22 |  |  |  |  | 93.67 |
Unweighted arithmetic average first-day-of-the-month prices for natural gas (in dollars per MMBtu) | $ / MMBTU |  |  |  |  | 2.13 |  |  |  | 2.64 |  |  |  |  | 6.36
Proved Undeveloped Reserves |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (decrease) in revisions of previous estimates | 25,393 | 25.4 |  |  |  |  |  |  |  |  |  |  |  |
Extensions, discoveries and other additions | 58,287 | 58.3 |  |  |  |  |  |  |  |  |  |  |  |
Purchases of reserves in place | 121,671 | 121.7 |  |  |  |  |  |  |  |  |  |  |  |
Proved undeveloped reserve, increase |  | 81.5 |  |  |  |  |  |  |  |  |  |  |  |
Capital expenditures incurred but not yet paid | $ |  |  | $ 408.4 |  |  |  |  |  |  |  |  |  |  |
Amount converted to proved developed reserves |  | (73.0) |  |  |  |  |  |  |  |  |  |  |  |
PUD conversions, percent of reserve | 40.00% | 40.00% | 40.00% | 40.00% | 40.00% |  |  |  |  |  |  |  |  |
Proved Undeveloped Reserves - Excluded from Balance |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount converted to proved developed reserves |  | (28.9) |  |  |  |  |  |  |  |  |  |  |  |
Revision of Previous Estimate Due to Realized Prices |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (decrease) in revisions of previous estimates |  | (14.5) |  |  |  |  | (41.2) |  |  |  | 26.1 |  |  |
Revision of Previous Estimate Due to Realized Prices | Proved Undeveloped Reserves |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Positive (negative) revisions of previous estimates - proved developed reserves |  | 0.9 |  |  |  |  |  |  |  |  |  |  |  |
Revision of Previous Estimate, Due to Increase in Operating and Capital Expenses |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (decrease) in revisions of previous estimates |  |  |  |  |  |  | (19.6) |  |  |  |  |  |  |
Revision of Previous Estimate, Due to Updated Expectations |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (decrease) in revisions of previous estimates |  | (23.8) |  |  |  |  | (9.9) |  |  |  |  |  |  |
Revision of Previous Estimate, Due to Updated Expectations | Proved Undeveloped Reserves |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Positive (negative) revisions of previous estimates - proved developed reserves |  | 23.8 |  |  |  |  |  |  |  |  |  |  |  |
Revision Due to Performance |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (decrease) in revisions of previous estimates |  | 3.9 |  |  |  |  | 14.4 |  |  |  | 2.6 |  |  |
Revision From Change To Reporting Reserves On A Three-Stream Basis |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (decrease) in revisions of previous estimates |  |  |  |  |  |  |  |  |  |  | 30.3 |  |  |
Revision of Previous Estimate Due to Lower Operating Expenses |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (decrease) in revisions of previous estimates |  |  |  |  |  |  |  |  |  |  | (5.2) |  |  |
Revision of Previous Estimate, Due to Well Performance | Proved Undeveloped Reserves |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Positive (negative) revisions of previous estimates - proved developed reserves |  | 0.7 |  |  |  |  |  |  |  |  |  |  |  |
Williston Basin |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proved developed reserve, increase (decrease) |  | 246.8 |  |  |  |  | (19.4) |  |  |  | 404.7 |  |  |
Purchases of reserves in place |  | 315.3 |  |  |  |  | 18.8 |  |  |  | 349.8 |  |  |
Proved developed and undeveloped reserves, sale of mineral in place (energy) |  |  |  |  |  |  |  |  |  |  | 0.0 |  |  |
Williston Basin | Proved Undeveloped Reserves |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proved developed reserves, percent | 15.00% | 15.00% | 15.00% | 15.00% | 15.00% |  |  |  |  |  |  |  |  |
Williston Basin | Revision Due to Performance |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (decrease) in revisions of previous estimates |  | (11.0) |  |  |  |  | 7.4 |  |  |  | (6.7) |  |  |
DJ Basin |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proved developed and undeveloped reserves, sale of mineral in place (energy) |  | 1.6 |  |  |  |  |  |  |  |  |  |  |  |
Permian Basin |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and Gas, Proved Reserve, Quantity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proved developed and undeveloped reserves, sale of mineral in place (energy) |  |  |  |  |  |  | 4.6 |  |  |  |  |  |  |

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