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Asset Retirement Obligations (Tables) | 9 Months Ended
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Sep. 30, 2024
Asset Retirement Obligations |
Schedule of changes in the asset retirement obligations | The following table presents the changes in the asset retirement obligations for the nine months ended September 30, 2024 (in thousands): ​
​ | ​ | ​ | ​
Asset retirement obligations at beginning of period | ​ | $ | 123,494
Liabilities added from acquisition or drilling | ​ |  | 1
Liabilities settled | ​ |  | (750)
Accretion expense | ​ |  | 6,282
Revision of estimates | ​ |  | 105
Asset retirement obligation at end of period | ​ |  | 129,132
Less: Current portion | ​ |  | 1,576
Asset retirement obligations - long-term portion | ​ | $ | 127,556
​

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- Definition Tabular disclosure of the changes in carrying amount of a liability for asset retirement obligations, for changes such as new obligations, changes in estimates of existing obligations, spending on existing obligations, property dispositions, and foreign currency translation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 410 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481850/410-20-50-1 + Details
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