Note 14 - Merom Acquisition - Summary of Acquired Assets and Liabilities (Details) - USD ($) $ in Thousands |
Oct. 21, 2022 |
Jun. 30, 2023 |
Dec. 31, 2022 |
Jun. 30, 2022 |
|---|---|---|---|---|
| Plant | $ 476,790 | $ 480,462 | ||
| Coal inventory | 47,945 | 49,796 | ||
| Amount attributable to assets acquired | 599,889 | 630,554 | $ 375,735 | |
| Amount attributable to liabilities assumed | $ 345,007 | $ 415,530 | ||
| Merom Acquisition [Member] | ||||
| Direct transaction costs | $ 2,855 | |||
| Contract liability - PPA | 184,500 | |||
| Contract liability - Capacity payment reduction | 11,000 | |||
| Contract asset - Coal purchase agreement | (34,300) | |||
| Coal inventory purchased | 5,400 | |||
| Deferred coal inventory payment | 11,600 | |||
| Total consideration | 181,055 | |||
| Plant | 165,816 | |||
| Materials and supplies | 12,009 | |||
| Coal inventory | 10,460 | |||
| Amount attributable to assets acquired | 188,285 | |||
| Asset retirement obligations | 7,230 | |||
| Amount attributable to liabilities assumed | $ 7,230 |
| X | ||||||||||
- Definition Amount of coal inventory purchased as consideration transferred in asset acquisition. No definition available.
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| X | ||||||||||
- Definition Amount of contract asset, coal purchase agreement issued as consideration transferred in asset acquisition. No definition available.
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| X | ||||||||||
- Definition Amount of contract liability, capacity payment reduction issued as consideration transferred in asset acquisition. No definition available.
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| X | ||||||||||
- Definition Amount of contract liability, PPA issued as consideration transferred in asset acquisition. No definition available.
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| X | ||||||||||
- Definition Amount of fair value of deferred coal inventory payment issued as consideration transferred in asset acquisition. No definition available.
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| X | ||||||||||
- Definition Amount of consideration transferred in asset acquisition. Includes, but is not limited to, cash, liability incurred by acquirer, and equity interest issued by acquirer. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of transaction cost incurred as part of consideration transferred in asset acquisition. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Carrying amount as of the balance sheet date of coal, which is a combustible rock or minerals which are extracted from the ground and used as fuel. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The carrying amount of capitalized costs of materials, supplies, and other assets, which are not included in inventory but used in production. No definition available.
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| X | ||||||||||
- Definition Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Details
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