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Inventories
6 Months Ended
Jun. 30, 2012
Inventories [Abstract]  
Inventories
3.           INVENTORIES

Inventories consisted of the following:

(In thousands)
June 30,
2012
 
December 31,
2011
           
Raw materials
$
937
 
$
986
Work in process
 
551
   
479
Finished goods
 
499
   
389
Supplies, including off-site inventory
 
2,787
   
2,714
 
$
4,774
 
$
4,568