Oil and Gas Properties - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Property, Plant and Equipment [Line Items]
Depreciation, depletion, and amortization expenses	$ 70,872	$ 84,589
Oil and Gas Properties [Member]
Property, Plant and Equipment [Line Items]
Total additions for oil and gas properties	180,887	32,709,147
Depreciation, depletion, and amortization expenses	8,711,068	$ 8,499,325
Additions for oil and gas properties due to change in ownership percentage	7,159,356
Reductions in oil and gas properties due to change in ownership percentage	$ 6,978,469