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Property, Plant and Equipment (Tables)
9 Months Ended
Sep. 30, 2012
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment [Table Text Block]

Property, plant and equipment, stated at cost, consist of the following at September 30, 2012 and December 31, 2011 (in thousands):

 

  September 30,
2012
  December 31,
2011
 
Land and land improvements $19,643  $19,643 
Buildings and improvements  49,838   49,832 
Machinery and equipment  249,840   248,247 
Office furniture and equipment  6,490   6,432 
Construction in progress  55   1,126 
   325,866   325,280 
Accumulated depreciation  (109,793)  (89,392)
Property, plant and equipment, net $216,073  $235,888