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Asset Retirement Obligations (Tables) | 12 Months Ended
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Dec. 31, 2024
Asset Retirement Obligations |
Schedule of reconciliation of the changes in asset retirement obligations | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
(in thousands) | ​ | ​ | Year Ended December 31,
​ |  | 2024 | ​ | 2023
Asset Retirement Obligations, Beginning Balance | ​ | $ | 19,793 | ​ | $ | 19,785
Liabilities Incurred | ​ | ​ | 1,615 | ​ | ​ | 930
Accretion Expense | ​ | ​ | 1,369 | ​ | ​ | 1,204
Reduction for Assets Sold | ​ | ​ | — | ​ | ​ | (554)
Liabilities Settled | ​ | ​ | (675) | ​ | ​ | (2,056)
Revision of Estimates | ​ | ​ | — | ​ | ​ | 484
Asset Retirement Obligations, Ending Balance | ​ | $ | 22,102 | ​ | $ | 19,793
​

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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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