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Accumulated Other Comprehensive Loss (Detail) - Components of Accumulated Other Comprehensive Loss (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2013
Sep. 30, 2012
Equity [Abstract]    
Cumulative effect of foreign currency translation $ (2,274) $ (2,273)
Additional minimum pension liability (4,339) (4,339)
Accumulated other comprehensive loss $ (6,613) $ (6,612)