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Property and Equipment (Tables)
 6 Months Ended
Jul. 31, 2013
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment [Table Text Block] The components of property and equipment at July 31, 2013 and January 31, 2013 are as follows (amounts in thousands):

    July 31,
2013 		    January 31,
2013 		 
                 
Land and improvements   $ 23,754     $ 23,980  
Buildings and improvements     37,626       38,056  
Machinery, equipment and fixtures     221,618       221,638  
Construction in progress     255       39  
      283,253       283,713  
Less: accumulated depreciation     (68,801 )     (60,533 )
                 
    $ 214,452     $ 223,180