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Note 16 - Subsequent Events (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 31, 2024
Dec. 31, 2024
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Impairment, Oil and Gas, Property with Unproved and Proved Reserves     $ 1,424 $ 6,495 $ 6,843 $ 6,495
Minimum [Member] | Forecast [Member]            
Impairment, Oil and Gas, Property with Unproved and Proved Reserves   $ 3,000        
Maximum [Member] | Forecast [Member]            
Impairment, Oil and Gas, Property with Unproved and Proved Reserves   $ 4,000        
Subsequent Event [Member] | Oil and Gas Properties [Member]            
Proceeds from Sale of Property, Plant, and Equipment $ 1,200