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Marketable Securities (Details) (USD $)
Mar. 31, 2015
Sep. 30, 2014
Marketable Securities [Abstract]    
Available-for-sale Securities, Amortized Cost Basis $ 13,205us-gaap_AvailableForSaleSecuritiesAmortizedCost  
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax (212)us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax (3,206)us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
Available-for-sale Securities, Debt Securities $ 12,993us-gaap_AvailableForSaleSecuritiesDebtSecurities