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Income Taxes (Details 4) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Summary of activity related to uncertain tax positions    
Balance at Beginning of year $ 164 $ 110
Increase due to tax positions taken in current year 0 54
Decrease due to tax positions taken in prior years (108) 0
Balance at end of year $ 56 $ 164