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Note 7 - Commodity Derivatives (Details Textual) - USD ($)
$ in Thousands
Sep. 10, 2024
Sep. 30, 2024
Dec. 31, 2023
Gain (Loss) on Sale of Commodity Contracts $ 1,800    
Derivative Asset, Current   $ 0 $ 1,844
Commodity Contract [Member]      
Derivative Asset, Current   $ 0