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Derivatives on Condensed Consolidated Financial statements of Operations (Details) (Foreign Currency Forward Contract, USD $)
In Thousands, unless otherwise specified
12 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Derivative Instruments Gain Loss [Line Items]    
Amount of (Loss) Gain Recognized in Income $ 398 $ (394)
Other Income Expense
   
Derivative Instruments Gain Loss [Line Items]    
Amount of (Loss) Gain Recognized in Income $ 398 $ (394)