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Note 7 - Commodity Derivatives - Schedule of Derivative Assets and Liabilties (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Current assets $ 58 $ 0
Non-current assets 16 0
Total derivative assets 74 0
Commodity derivative liability-current 422 1,694
Total derivative liabilities $ 422 $ 1,694