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Property and Equipment (Tables)
 9 Months Ended
Oct. 31, 2015
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment [Table Text Block] The components of property and equipment are as follows for the periods presented (amounts in thousands):

    October 31,
2015		     January 31,
2015		  
                 
Land and improvements   $ 21,598     $ 20,844  
Buildings and improvements     24,519       27,069  
Machinery, equipment and fixtures     232,249       231,422  
Construction in progress     6,715       1,290  
      285,081       280,625  
Less:  accumulated depreciation     (95,955 )     (86,178 )
Total   $ 189,126     $ 194,447