Annual report pursuant to Section 13 and 15(d)

PROPERTY, PLANT AND EQUIPMENT (Details)

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PROPERTY, PLANT AND EQUIPMENT (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Sep. 30, 2011
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment, net $ 144,049 $ 134,504
Buildings [Member]
   
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 64,946 65,010
Machinery and Equipment [Member]
   
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 261,857 241,147
Buildings, Machinery and Equipment [Member]
   
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 326,803 306,157
Less accumulated depreciation (206,472) (196,391)
Total property, plant and equipment, net 120,331 109,766
Land [Member]
   
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 9,207 9,114
Construction in Progress [Member]
   
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 14,511 $ 15,624