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Comprehensive Income (Loss) (Tables)
6 Months Ended
Jun. 30, 2012
Comprehensive Income (Loss) [Abstract]  
Components of accumulated other comprehensive income
                 
    June 30,
2012
    December 31,
2011
 

Foreign currency translation adjustment

  $ 550     $ 572  

Unrealized investment gain

    41       11  
   

 

 

   

 

 

 

Accumulated other comprehensive income

  $ 591     $ 583  
   

 

 

   

 

 

 
Components of comprehensive income (loss)
                                 
    Three Months Ended
June 30,
    Six Months Ended
June 30,
 
    2012     2011     2012     2011  

Net (loss) income

  $ (3,190   $ (2,765   $ 656     $ (745

Unrealized investment gain (loss)

    43       (43     30       (43

Foreign currency translation

    (125     (29     (22     109  
   

 

 

   

 

 

   

 

 

   

 

 

 

Comprehensive (loss) income

  $ (3,272   $ (2,837   $ 664     $ (679