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Reconciliation of Asset Retirement Obligations (Details) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Reconciliation Of Asset Retirement Obligations Details    
Balance, beginning of year $ 749,013 $ 682,203
Liabilities incurred upon acquisition of properties 204,493
Liabilities settled (28,684)
Accretion expense $ 70,375 $ 66,810
Revisions of prior estimates
Balance, end of year $ 995,197 $ 749,013
Less current asset retirement obligations (409,621) (191,843)
Long-term asset retirement obligations $ 585,576 $ 557,170