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Inventories (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Inventories [Abstract] |  |
Natural gas | $ 315 | $ 3,302
Renewable credits | 15,839 | 10,531
Solar Panels: |  |
Finished goods | 3,191 | 1,881
Totals | $ 19,345 | $ 15,714

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