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Goodwill and Intangible Assets (Details Textual) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2012
Goodwill And Intangible Assets [Line Items]      
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months $ 250us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths    
Finite-Lived Intangible Assets, Amortization Expense, Year Two 196us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo    
Finite-Lived Intangible Assets, Amortization Expense, Year Three 101us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree    
Finite-Lived Intangible Assets, Amortization Expense, Year Four 10us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour    
Finite-Lived Intangible Assets, Amortization Expense, Year Five 10us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive    
Finite-Lived Intangible Assets, Amortization Expense, after Year Five 108us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive    
Asset Impairment Charges $ 2,294us-gaap_AssetImpairmentCharges $ 0us-gaap_AssetImpairmentCharges $ 0us-gaap_AssetImpairmentCharges