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Asset Retirement Obligations (Tables) | 3 Months Ended
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Mar. 31, 2024
Asset Retirement Obligation Disclosure [Abstract] |
Asset Retirement Obligation | A reconciliation of our liability for plugging and abandonment costs for the three months ended March 31, 2024 and the year ended December 31, 2023 is as follows (in thousands):
| Three Months Ended March 31, 2024 |  |  | Year Ended December 31, 2023 |
Beginning of period | $ | 117,429 |  |  | $ | 109,851 |
Liabilities incurred |  | 831 |  |  |  | 2,047 |
Liabilities settled |  | (582 | ) |  |  | (3,039 | )
Accretion expense |  | 1,604 |  |  |  | 6,000 |
Change in estimate |  | 631 |  |  |  | 2,570 |
End of period |  | 119,913 |  |  |  | 117,429 |
Less current portion |  | (2,395 | ) |  |  | (2,395 | )
Long-term asset retirement obligations | $ | 117,518 |  |  | $ | 115,034 |

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- Definition Tabular disclosure of the carrying amount of a liability for asset retirement obligations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 410 -SubTopic 20 -Name Accounting Standards Codification -Paragraph 1 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481850/410-20-50-1 + Details
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