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Comprehensive Income (Loss) (Tables)
9 Months Ended
Sep. 30, 2012
Comprehensive Income (Loss) [Abstract]  
Components of comprehensive income
The Company reports certain changes in equity during a period in accordance with the Comprehensive Income Topic of the Codification, ASC 220. Accumulated comprehensive income, net includes cumulative translation adjustments and changes in gains and losses on hedged transactions, net of tax. The components of comprehensive income for the three and nine-month periods ended September 30, 2012 and 2011 are as follows:

   
Three Months Ended
September 30,
  
Nine Months Ended
September 30,
 
   
2012
  
2011
  
2012
  
2011
 
              
Net income (loss)
 $(2,213) $8,086  $(5,316) $14,837 
Foreign currency translation adjustments
  2,790   (3,794)  1,850   (561)
Comprehensive income (loss)
 $577  $4,292  $(3,466) $14,276