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INCOME TAXES (Tables) | 12 Months Ended
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Dec. 31, 2024
INCOME TAXES |
Schedule of income tax expense | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | 2024 |  | 2023
Expected amount | ​ | $ | (49,464) | ​ | $ | 10,344
State income taxes, net of federal benefit | ​ |  | (9,059) | ​ |  | 1,246
Percentage depletion | ​ |  | — | ​ |  | (3,348)
Change in valuation allowance | ​ |  | 49,695 | ​ |  | (3,681)
Stock-based compensation | ​ |  | 121 | ​ |  | (844)
Return to provision adjustments | ​ |  | (722) | ​ |  | 159
Nondeductible items | ​ | ​ | 175 | ​ | ​ | —
Other | ​ |  | (150) | ​ |  | 589
Total income tax expense | ​ | $ | (9,404) | ​ | $ | 4,465
Schedule of deferred tax assets and liabilities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | 2024 |  | 2023
Deferred tax assets: | ​ | ​ | ​ | ​ | ​ | ​
Net operating loss | ​ | $ | 32,725 | ​ | $ | 20,029
Power contracts | ​ |  | 10,828 | ​ |  | 23,302
Compensation | ​ |  | 1,955 | ​ |  | 2,287
Accrued liabilities | ​ |  | 423 | ​ |  | 570
ARO liabilities | ​ | ​ | 2,293 | ​ | ​ | 2,798
Lease liabilities | ​ | ​ | 3,938 | ​ | ​ | 3,044
Coal properties | ​ | ​ | 26,191 | ​ | ​ | —
Other | ​ |  | 5,215 | ​ |  | 2,016
Total deferred tax assets | ​ |  | 83,568 | ​ |  | 54,046
Valuation allowance | ​ |  | (49,695) | ​ |  | —
Deferred tax assets, net of valuation allowance | ​ |  | 33,873 | ​ |  | 54,046
​ | ​ | ​ | ​ | ​ | ​ | ​
Deferred tax liabilities: | ​ | ​ | ​ | ​ | ​ | ​
Coal properties | ​ |  | — | ​ |  | (28,535)
Power properties | ​ |  | (27,960) | ​ |  | (31,126)
Investment partnerships | ​ |  | (531) | ​ |  | (549)
ROU assets | ​ |  | (5,382) | ​ |  | (3,071)
Total deferred tax liabilities | ​ |  | (33,873) | ​ |  | (63,281)
​ | ​ | ​ | ​ | ​ | ​ | ​
Net deferred tax liability | ​ | $ | — | ​ | $ | (9,235)

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- Definition Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-9 + Details
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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-2 + Details
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