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Asset Retirement Obligations (Details Textual) (USD $)
6 Months Ended
Mar. 31, 2014
Sep. 30, 2013
Asset Retirement Obligations (Textual)    
Estimate of undiscounted cash flows related to asset retirement obligation $ 628,476 $ 674,296
Fair value of liability $ 423,614 $ 446,155
Risk free rate 3.74%  
Inflation rate 2.00%  
Term of settlement of the obligation 35 years