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Asset Retirement Obligations (Details Textual) - USD ($)
12 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Asset Retirement Obligations (Textual)    
Estimate of undiscounted cash flows related to asset retirement obligation $ 602,613 $ 689,445
Fair value of liability $ 426,607 $ 469,013
Risk free rate 3.74%  
Inflation rate 2.00%  
Term of settlement of the obligation 28 years