Goodwill and Intangible Assets (Details Textual) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011
Goodwill And Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	$ 336
Finite-Lived Intangible Assets, Amortization Expense, Year Two	290
Finite-Lived Intangible Assets, Amortization Expense, Year Three	209
Finite-Lived Intangible Assets, Amortization Expense, Year Four	101
Finite-Lived Intangible Assets, Amortization Expense, Year Five	10
Finite-Lived Intangible Assets, Amortization Expense, after Year Five	119
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	$ 0	$ 0	$ 0