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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $)
In Thousands
Preferred Stock
Common Stock
Additional Paid In Capital
Retained Earnings
Accumulated Other Comprehensive Loss
Common Stock Held in Treasury
Total
Balance, beginning of period (value) at Dec. 31, 2008 $ 0 $ 361 $ 112,750 $ 148,319 $ (9,568) $ (97,412) $ 154,450
Balance, beginning of period (shares) at Dec. 31, 2008 0 36,099       6,840  
Shares issued under share-based compensation plan (shares)   598          
Shares issued under share-based compensation plan (value)   6         6
Exercise of stock options and warrants (value)     2,112       2,112
Income tax benefit from exercise of stock options and warrants (value)     2,759       2,759
Share-based compensation expense (value)     346       346
Distribution to joint venture (value)     (75)       (75)
Net income       49,764     49,764
Currency translation adjustment, net of tax (value)         3,077   3,077
Repurchases of treasury stock (shares)           0  
Repurchases of treasury stock (value)           0  
Balance, end of period (value) at Dec. 31, 2009 0 367 117,892 198,083 (6,491) (97,412) 212,439
Balance, end of period (shares) at Dec. 31, 2009 0 36,697       6,840  
Shares issued under share-based compensation plan (shares)   1,305          
Shares issued under share-based compensation plan (value)   13         13
Exercise of stock options and warrants (value)     17,292       17,292
Income tax benefit from exercise of stock options and warrants (value)     6,154       6,154
Share-based compensation expense (value)     1,006       1,006
Net income       57,658     57,658
Currency translation adjustment, net of tax (value)         3,442   3,442
Repurchases of treasury stock (shares)           0  
Repurchases of treasury stock (value)           0  
Balance, end of period (value) at Dec. 31, 2010 0 380 142,344 255,741 (3,049) (97,412) 298,004
Balance, end of period (shares) at Dec. 31, 2010 0 38,002       6,840  
Shares issued under share-based compensation plan (shares)   289          
Shares issued under share-based compensation plan (value)   3         3
Exercise of stock options and warrants (value)     2,475       2,475
Income tax benefit from exercise of stock options and warrants (value)     2,088       2,088
Share-based compensation expense (value)     742       742
Net income       77,782     77,782
Currency translation adjustment, net of tax (value)         (10,414)   (10,414)
Repurchases of treasury stock (shares)           1,360  
Repurchases of treasury stock (value)           (55,308) (55,308)
Balance, end of period (value) at Dec. 31, 2011 $ 0 $ 383 $ 147,649 $ 333,523 $ (13,463) $ (152,720) $ 315,372
Balance, end of period (shares) at Dec. 31, 2011 0 38,291       8,200