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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 |

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