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Inventories
3 Months Ended
Mar. 31, 2012
Inventory Disclosure [Abstract]  
Inventories

Note 8. Inventories

A summary of inventory follows:
 
(In thousands) March 31,   December 31,
  2012   2011
Raw materials $ 13,321    $ 13,170 
Work in progress   2,990      1,709 
Finished goods   3,856      3,254 
Supplies   824      804 
   Total Inventories   20,991      18,937 
      Inventory reserve   (294)     (264)
   Net Inventories $ 20,697    $ 18,673