Business Segments - Summary of Operations in Different Segments (Detail) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Segment Reporting Information [Line Items]
Revenue	$ 2,251,104	$ 2,711,121	$ 7,643,483	$ 10,806,588
Income (Loss) from operations	(2,629,248)	(1,406,081)	(14,787,814)	(7,905,489)
Interest expense	7,449,490	6,117,014	21,471,662	12,280,494
Depreciation, depletion, amortization and accretion	1,762,731	979,566	12,288,835	5,371,023
Property and equipment acquisitions, including oil and gas properties	525,878	(79,082)	(210,517)	119,683
Total assets, net of intercompany accounts	77,937,716		77,937,716		$ 93,312,907
Operating Segments [Member] | Exploration and Production [Member]
Segment Reporting Information [Line Items]
Revenue	2,226,936	2,662,511	7,575,156	10,668,175
Income (Loss) from operations	(977,140)	(675,929)	(11,197,480)	(4,207,934)
Interest expense	7,449,447	6,114,306	21,469,571	12,276,046
Depreciation, depletion, amortization and accretion	1,754,307	961,880	12,261,293	5,313,113
Property and equipment acquisitions, including oil and gas properties	512,575	(79,082)	(223,820)	114,515
Total assets, net of intercompany accounts	77,866,823		77,866,823		93,265,585
Operating Segments [Member] | Pipeline Transmission [Member]
Segment Reporting Information [Line Items]
Revenue	24,168	45,845	68,194	129,734
Income (Loss) from operations	26,769	22,719	43,674	74,856
Depreciation, depletion, amortization and accretion	167	250	667	750
Total assets, net of intercompany accounts	70,893		70,893		$ 47,322
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Revenue		2,765	133	8,679
Income (Loss) from operations	(1,678,877)	(752,871)	(3,634,008)	(3,772,411)
Interest expense	43	2,708	2,091	4,448
Depreciation, depletion, amortization and accretion	8,257	$ 17,436	26,875	57,160
Property and equipment acquisitions, including oil and gas properties	$ 13,303		$ 13,303	$ 5,168