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PROPERTY AND EQUIPMENT AND ASSET RETIREMENT OBLIGATION - NARRATIVE (Details) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Aug. 31, 2025
Jul. 31, 2021
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2021
Property and equipment          
Asset retirement obligation     $ 442 $ 0  
Revision of estimated obligation     (614) 1,462  
Obligations incurred on new wells drilled or acquired     37 $ 21  
Abandonment and reclamation cost, cash deposit   $ 888     $ 1,525
Abandonment and reclamation cost, cumulative cash deposit reduction     $ (353)    
Minimum          
Property and equipment          
Discount rate for ARO     6.00%    
Maximum          
Property and equipment          
Discount rate for ARO     13.50%    
Forecast          
Property and equipment          
Abandonment and reclamation cost, cash deposit $ 637