Annual report pursuant to Section 13 and 15(d)

SUPPLEMENTAL INFORMATION RELATING TO OIL AND GAS PRODUCING ACTIVITIES (UNAUDITED) (Details 5)

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SUPPLEMENTAL INFORMATION RELATING TO OIL AND GAS PRODUCING ACTIVITIES (UNAUDITED) (Details 5) - USD ($)
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Oil and Gas Exploration and Production Industries Disclosures [Abstract]    
Beginning of year $ 13,564,480 $ 6,220,500
Sales and transfers of oil & gas produced, net of production costs 267,997 175,048
Net changes in prices and production costs 1,967,068 1,917,506
Changes in estimated future development costs 1,806,404 673,960
Acquisitions of minerals in place, net of production costs 7,645,722 9,941,241
Revision of previous estimates (19,654,723) (544,877)
Change in discount 732,656 817,235
Change in production rate or other (10,276,980) (453,201)
End of year $ 16,605,980 $ 13,564,480