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OIL AND NATURAL GAS PROPERTIES AND ASSET RETIREMENT OBLIGATIONS (Details) - USD ($)
$ in Thousands
3 Months Ended 45 Months Ended
Aug. 28, 2025
Aug. 08, 2025
Dec. 31, 2025
Dec. 31, 2024
Mar. 31, 2025
Sep. 30, 2025
Oil and Natural Gas Properties [Line Items]            
Proceeds from the sale of oil and natural gas assets     $ 0 $ 282    
Impairment of assets     0 613    
Abandonment and reclamation cost, cash deposit         $ 975  
Unused deposit, current     111     $ 173
Unused deposit, non-current     237     222
Receivables, non-current     143     $ 61
United States            
Oil and Natural Gas Properties [Line Items]            
Proceeds from the sale of oil and natural gas assets   $ 2,300        
Medicine River, Alberta, Canada | Barnwell Industries Inc            
Oil and Natural Gas Properties [Line Items]            
Proceeds from the sale of oil and natural gas assets $ 288          
Oil and natural gas            
Oil and Natural Gas Properties [Line Items]            
Impairment of assets     $ 0 $ 613