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Income Taxes (Details) (USD $)
3 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Components of income taxes    
Income tax expense (benefit) $ (410,720)us-gaap_IncomeTaxExpenseBenefit $ 416,161us-gaap_IncomeTaxExpenseBenefit
Reconciliation of the statutory federal rate to the Company's effective income tax rate    
Effective tax rates (as a percent) (224.00%)us-gaap_EffectiveIncomeTaxRateContinuingOperations 29.00%us-gaap_EffectiveIncomeTaxRateContinuingOperations