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INVENTORIES
 6 Months Ended
Jun. 30, 2011
INVENTORIES [Abstract]  
INVENTORIES [Text Block]
6.    INVENTORIES

Inventories consisted of the following at June 30, 2011 and December 31, 2010 (in thousands):

   
June 30,
2011
     
December 31,
2010
 
Raw materials
 
$
12,318
     
$
12,147
 
Work in process
   
614
       
411
 
Finished goods
   
116,863
       
95,799
 
   
$
129,795
     
$
108,357
 
 
At June 30, 2011 and December 31, 2010, the finished goods inventory included inventory at customer locations of $12.2 million and $12.5 million, respectively, associated with products shipped to customers for which revenues had not yet been recognized.