Oil and natural gas properties (under successful efforts accounting) (Details) - USD ($) |
Sep. 30, 2015 |
Dec. 31, 2014 |
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Extractive Industries [Abstract] | ||
Oil and natural gas properties | $ 3,578,864 | $ 2,838,573 |
Less: accumulated depletion | (2,036,467) | (1,942,380) |
Total oil and gas properties, net | $ 1,542,397 | $ 896,193 |
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- References No definition available.
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- Definition Amount of accumulated depreciation, depletion and amortization of oil and gas property carried under the successful effort method. Oil and gas property include, but not limited to, the entity's wells and related equipment and facilities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Oil and gas properties net of accumulated depreciation, depletion, amortization, impairment, and abandonment, carried under the successful effort method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Oil and Gas Property, Successful Efforts Method, Net of Impairment No definition available.
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