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Consolidated Statements of Stockholders' Equity (USD $)
In Thousands
Total
Common Stock
Additional Paid-In Capital
Accumulated Income
Accumulated Other Comprehensive Income (Loss)
Beginning Balance at Dec. 31, 2009 $ 108,376 $ 37 $ 67,371 $ 36,718 $ 4,250
Beginning Balance, Shares at Dec. 31, 2009   37,487      
Net income 10,806 0 0 10,806 0
Foreign currency translation adjustment (3,747) 0 0 0 (3,747)
Exercise of stock options 3 0 3 0 0
Exercise of stock options, Shares   1      
Restricted stock awards 1,055 1 1,054 0 0
Restricted stock awards, Shares   152      
Ending Balance at Dec. 31, 2010 116,493 38 68,428 47,524 503
Ending Balance, Shares at Dec. 31, 2010   37,640      
Net income 18,133 0 0 18,133 0
Foreign currency translation adjustment (2,120) 0 0 0 (2,120)
Exercise of stock options 153 0 153 0 0
Exercise of stock options, Shares   160      
Restricted stock awards 3,139 0 3,139 0 0
Restricted stock awards, Shares   393      
Ending Balance at Dec. 31, 2011 135,799 38 71,720 65,658 (1,617)
Ending Balance, Shares at Dec. 31, 2011   38,193      
Net income 15,599     15,599  
Foreign currency translation adjustment 1,677       1,677
Exercise of stock options 441   441    
Exercise of stock options, Shares 602 444      
Restricted stock awards 2,804 1 2,803    
Restricted stock awards, Shares   568      
Ending Balance at Dec. 31, 2012 $ 156,320 $ 39 $ 74,965 $ 81,256 $ 60
Ending Balance, Shares at Dec. 31, 2012 339 39,205