XML 19 R15.htm IDEA: XBRL DOCUMENT v2.3.0.15
INVENTORIES
9 Months Ended
Sep. 30, 2011
INVENTORIES
 
10.
INVENTORIES
 
Inventories consist of the following:
 
(in thousands)
  September 30,
2011
  December 31,
2010
 
Raw materials and supplies
  $ 15,480     $ 15,572  
Work in process
    5,004       4,725  
Finished goods
    2,656       1,585  
Total inventories
  $ 23,140     $ 21,882