Acquisitions and Disposition of Oil and Gas Properties - Additional Information (Detail) (USD $)	1 Months Ended	4 Months Ended	12 Months Ended		19 Months Ended					4 Months Ended	12 Months Ended
	Sep. 29, 2011	Jul. 29, 2011	Dec. 31, 2012	Dec. 31, 2011	Jul. 29, 2011	Feb. 29, 2012	Oct. 01, 2011	May 25, 2011	May 25, 2011 Promissory Notes	Jul. 29, 2011 Dispositions	Dec. 31, 2012 Amended And Restated Purchase And Sale Agreement	Oct. 15, 2011 Amended And Restated Purchase And Sale Agreement	Sep. 15, 2011 Amended And Restated Purchase And Sale Agreement	Aug. 15, 2011 Amended And Restated Purchase And Sale Agreement	Jul. 29, 2011 Amended And Restated Purchase And Sale Agreement Installment
Acquisitions And Dispositions Of Oil And Gas Properties [Line Items]
Date of company entered into purchase and sale agreement			May 25, 2011								Jul. 29, 2011
Purchase price of property	$ 5,120,194							$ 10,000,000							$ 11,000,000
Initial payment								500,000	9,500,000			3,200,000	3,200,000	3,700,000	900,000
Promissory note due date			Jul. 01, 2011
funds paid contemporaneously with the execution of PSA															400,000
Remaining principal balance of the base purchase															10,100,000
Percentage payable to sellers per annum															10.00%
Number of installment for remaining principle balance															3
Net proceeds from oil and gas sales		766,728	1,108,709							766,812
Business acquisition, percentage of voting interests acquired			100.00%
Increase in administrative cost under an operating agreement							15,000
Acquisitions pro forma adjustments, interest expense					10,100,000
Cash received on the proceed of sale				5,101,047
Interest, included in purchase price	121,241
Gain on sale of Oil and Gas Properties			533,048	2,479,934
Gross proceeds from selling of working interest and related lease						1,109,000
Net proceeds from sale of working interest and related lease						826,000
Asset retirement obligations, net of current portion			569,128	637,842		16,000
Gain after reduction of net book value of property						$ 533,048
Overriding royalty interest						2.575%
Sale comprises, percentage of barrels of oil						1.60%
Company's discontinued future net revenues prior to the sale						2.20%