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Discontinued Operations - Termination Costs (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2011
Restructuring Cost and Reserve [Line Items]      
Termination costs related to reorganization $ 22,190 $ 0 $ 0
Lease termination costs [Member]
     
Restructuring Cost and Reserve [Line Items]      
Termination costs related to reorganization 8,608    
Employee severance [Member]
     
Restructuring Cost and Reserve [Line Items]      
Termination costs related to reorganization 896    
Inventory write-down to liquidation value [Member]
     
Restructuring Cost and Reserve [Line Items]      
Termination costs related to reorganization 7,081    
Fixed asset write-down to liquidation value [Member]
     
Restructuring Cost and Reserve [Line Items]      
Termination costs related to reorganization $ 5,605