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Significant Accounting Policies - Narrative (Details) - USD ($) $ in Thousands |  |  |  | 1 Months Ended | 3 Months Ended | 8 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
May 09, 2024 | May 07, 2024 | Nov. 01, 2022 | Mar. 31, 2024 | Feb. 13, 2024 | Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2022 | Dec. 31, 2023
Commitments and Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
General and administrative expenses |  |  |  |  | $ 1,714 | $ 26,225 | $ 3,022 | $ 209,890 | $ 9,107 |  |
FDIC insured cash |  |  |  |  |  | 300 |  | 300 |  |  |
Depletion, depreciation, amortization and accretion |  |  |  |  | 2,627 | 2,755 | 5,255 | 6,856 | 15,764 |  |
Capitalized costs related to oil and gas properties and related equipment |  |  |  |  |  | $ 1,111,302 |  | 1,111,302 |  |  | $ 688,964
Asset impairment |  |  |  |  | $ 0 |  | $ 0 | $ 0 | $ 0 | $ 1,400,000 |
Effective income tax rate |  |  |  |  |  | (0.30%) |  | (3.30%) |  |  |
Sable-EM Purchase Agreement |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Purchase consideration, note |  |  | $ 606,300 |  |  |  |  |  |  |  |
Purchase consideration, down payment |  |  | $ 18,800 |  |  |  |  |  |  |  |
Grey Fox Matter | Pending Litigation |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
General and administrative expenses |  |  |  |  |  | $ 0 |  | $ 70,000 |  |  |
Loss contingency value | $ 35,000 |  |  | $ 35,000 |  |  |  |  |  |  |
Collateralized agreement |  | $ 35,000 |  |  |  |  |  |  |  |  |
Cap interest payable |  | $ 400 |  |  |  |  |  |  |  |  |

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