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Goodwill
12 Months Ended
Dec. 31, 2011
Goodwill [Abstract]  
Goodwill
6.
GOODWILL
 
Changes in the carrying amount of goodwill for the years ended December 31, 2011 and 2010 were as follows:

Amounts in thousands
     
Balance – January 1, 2010
  $ 4,697  
Effect of foreign currency translation
  $ 245  
Balance – December 31, 2010
  $ 4,942  
Effect of foreign currency translation
  $ (109 )
Balance – December 31, 2011
  $ 4,833