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D. OIL AND GAS RESERVES (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Extractive Industries [Abstract]        
Impairment of natural oil and gas properties $ 2,285 $ 2,285