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SCHEDULE OF OIL AND GAS ACTIVITIES (Details) - USD ($)
Jun. 30, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Extractive Industries [Abstract]          
Oil and gas property – subject to amortization $ 22,053,581 $ 20,912,041 $ 20,345,797    
Accumulated depletion and impairment (19,839,524) (19,573,054) (18,918,311)    
Oil and gas property – subject to amortization, net 2,214,057 1,338,987 1,427,486 $ 1,999,817 $ 2,911,730
Oil and gas property – not subject to amortization 1,129,500 1,113,494 958,133    
Accumulated impairment    
Oil and gas property – not subject to amortization, net $ 1,129,500 $ 1,113,494 $ 958,133