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Accumulated Other Comprehensive Loss (Accumulated Other Comprehensive Loss) (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Sep. 30, 2011
Accumulated Other Comprehensive Loss [Abstract]    
Foreign currency translation adjustments $ 92 $ 2,286
Defined benefit pension and postretirement plans activity (5,179) (5,415)
Total accumulated other comprehensive loss $ (5,087) $ (3,129)