Business Segments - Summary of Operations in Different Segments (Detail) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Segment Reporting Information [Line Items]
Revenue	$ 4,404,743	$ 883,696	$ 12,685,227	$ 6,035,926
Income (Loss) from operations	(1,003,225)	(1,908,796)	(1,779,056)	(4,261,959)
Interest expense	5,200,628	1,659,934	11,002,002	3,530,819
Depreciation, depletion, amortization and accretion	986,670	550,759	2,365,280	2,303,807
Property and equipment acquisitions, including oil and gas properties	12,252,765	2,634,201	24,952,086	16,974,319
Total assets, net of intercompany accounts:	83,066,423		83,066,423		62,438,461
Exploration and Production [Member]
Segment Reporting Information [Line Items]
Revenue	4,343,739	783,045	12,559,344	5,692,389
Income (Loss) from operations	862,737	60,758	2,900,923	66,835
Interest expense	5,200,033	1,659,934	10,995,490	3,530,819
Depreciation, depletion, amortization and accretion	986,393	550,679	2,364,950	2,303,566
Property and equipment acquisitions, including oil and gas properties	12,242,765	2,634,201	24,942,086	16,974,319
Total assets, net of intercompany accounts:	83,050,718		83,050,718		62,408,692
Pipeline Transmission [Member]
Segment Reporting Information [Line Items]
Revenue	35,203	98,288	97,093	285,976
Income (Loss) from operations	(10,376)	52,174	21,153	159,047
Interest expense
Depreciation, depletion, amortization and accretion	277	80	330	241
Property and equipment acquisitions, including oil and gas properties	10,000		10,000
Total assets, net of intercompany accounts:	15,705		15,705		29,769
Corporate [Member]
Segment Reporting Information [Line Items]
Revenue	25,801	2,363	28,790	57,561
Income (Loss) from operations	(1,855,586)	(2,021,728)	(4,701,132)	(4,487,841)
Interest expense	595		6,512
Depreciation, depletion, amortization and accretion
Property and equipment acquisitions, including oil and gas properties