XML 29 R11.htm IDEA: XBRL DOCUMENT  v2.3.0.11
Inventories
6 Months Ended
Jun. 30, 2011
Inventories [Abstract]  
Inventories
Note 4. Inventories
     Inventories are recorded at the lower of cost (first-in, first-out) or market and consist of the following (in thousands):
                 
    June 30,     December 31,  
    2011     2010  
Raw materials
  $ 6,712     $ 7,262  
Work-in-process (materials, labor and overhead)
    4,619       5,375  
Finished goods (materials, labor and overhead)
    3,905       5,070  
 
           
 
  $ 15,236     $ 17,707