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Basis of Financial Statement Presentation and Significant Accounting Policies (Tables)
9 Months Ended
Sep. 30, 2016
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Changes to Asset Retirement Obligations

The following is a description of the changes to our asset retirement obligations for the nine months ended September 30:

 

     2016      2015  

Asset retirement obligations at beginning of period

   $ 39,669       $ 90,928   

Liabilities incurred during the period

     28,777         34,116   

Accretion expense

     8,339         3,000   
  

 

 

    

 

 

 

Asset retirement obligations at end of period

   $ 76,785       $ 128,044