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5. OIL AND GAS PROPERTIES (Details 2) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Loss on Sale $ (5) $ 275 $ (5,413)
Note receivable [Member]        
Allocated Proceeds     3,055  
Historical Cost     5,000  
Loss on Sale     (1,945)  
Oil and Gas Properties [Member]        
Allocated Proceeds     8,747  
Historical Cost     14,267  
Loss on Sale     (5,520)  
Mississippian Asset [Member]        
Allocated Proceeds     1,615  
Historical Cost     2,643  
Loss on Sale     $ (1,028)