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Condensed Consolidated Statements of Stockholders' Equity (USD $) In Thousands | Total | Common Stock | Additional Paid-in Capital | Retained Earnings | Accumulated Other Comprehensive Income (Loss) | Treasury Stock | Comprehensive Income
--- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2009 | $ 763,784 | $ 493 | $ 146,036 | $ 598,493 | $ 18,762 |  |
Balance (in shares) at Dec. 31, 2009 |  | 49,377 |  |  |  |  |
Comprehensive income: |  |  |  |  |  |  |
Net income | 15,903 |  |  | 15,903 |  |  | 15,903
Other comprehensive income: |  |  |  |  |  |  |
Translation adjustment, net of tax expense of $1, $9, and $3 for the six months ended June 30, 2011, December 31, 2010, and June 30, 2010, respectively | (18,013) |  |  |  | (18,013) |  | (18,013)
Comprehensive income | (2,110) |  |  |  |  |  | (2,110)
Stock options exercised | 955 | 1 | 954 |  |  |  |
Stock options exercised (in shares) |  | 39 |  |  |  |  |
Stock compensation | 561 |  | 561 |  |  |  |
Tax effect of options exercised | (83) |  | (83) |  |  |  |
Cash dividends declared on common stock, $0.25, $0.20, and $0.20 per share for the six months ended June 30, 2011, December 31, 2010, and June 30, 2010, respectively | (9,917) |  |  | (9,917) |  |  |
Common stock issued for stock bonus at $30.91, $22.04, and $26.89 per share for the six months ended June 30, 2011, December 31, 2010, and June 30, 2010, respectively | 277 |  | 277 |  |  |  |
Common stock issued (in shares) |  | 10 |  |  |  |  |
Balance at Jun. 30, 2010 | 753,467 | 494 | 147,745 | 604,479 | 749 |  |
Balance (in shares) at Jun. 30, 2010 |  | 49,426 |  |  |  |  |
Comprehensive income: |  |  |  |  |  |  |
Net income | 12,683 |  |  | 12,683 |  |  | 12,683
Other comprehensive income: |  |  |  |  |  |  |
Translation adjustment, net of tax expense of $1, $9, and $3 for the six months ended June 30, 2011, December 31, 2010, and June 30, 2010, respectively | 13,878 |  |  |  | 13,878 |  | 13,878
Comprehensive income | 26,561 |  |  |  |  |  | 26,561
Stock options exercised | 16,993 | 6 | 16,987 |  |  |  |
Stock options exercised (in shares) |  | 668 |  |  |  |  |
Stock compensation | 3,016 |  | 3,016 |  |  |  |
Tax effect of options exercised | (2,347) |  | (2,347) |  |  |  |
Cash dividends declared on common stock, $0.25, $0.20, and $0.20 per share for the six months ended June 30, 2011, December 31, 2010, and June 30, 2010, respectively | (9,921) |  |  | (9,921) |  |  |
Common stock issued for stock bonus at $30.91, $22.04, and $26.89 per share for the six months ended June 30, 2011, December 31, 2010, and June 30, 2010, respectively | 24 |  | 24 |  |  |  |
Common stock issued (in shares) |  | 2 |  |  |  |  |
Balance at Dec. 31, 2010 | 787,793 | 500 | 165,425 | 607,241 | 14,627 |  |
Balance (in shares) at Dec. 31, 2010 |  | 50,096 |  |  |  |  |
Comprehensive income: |  |  |  |  |  |  |
Net income | 26,571 |  |  | 26,571 |  |  | 26,571
Other comprehensive income: |  |  |  |  |  |  |
Translation adjustment, net of tax expense of $1, $9, and $3 for the six months ended June 30, 2011, December 31, 2010, and June 30, 2010, respectively | 10,252 |  |  |  | 10,252 |  | 10,252
Comprehensive income | 36,823 |  |  |  |  |  | 36,823
Stock options exercised | 154 |  | 154 |  |  |  |
Stock options exercised (in shares) |  | 6 |  |  |  |  |
Stock compensation | 2,118 |  | 2,118 |  |  |  |
Tax effect of options exercised | (39) |  | (39) |  |  |  |
Repurchase of common stock | (50,075) |  |  |  |  | (50,075) |
Repurchase of common stock (in shares) |  | (1,828) |  |  |  |  |
Retirement of common stock |  | (18) |  | (50,057) |  | 50,075 |
Cash dividends declared on common stock, $0.25, $0.20, and $0.20 per share for the six months ended June 30, 2011, December 31, 2010, and June 30, 2010, respectively | (12,526) |  |  | (12,526) |  |  |
Common stock issued for stock bonus at $30.91, $22.04, and $26.89 per share for the six months ended June 30, 2011, December 31, 2010, and June 30, 2010, respectively | 204 |  | 204 |  |  |  |
Common stock issued (in shares) |  | 7 |  |  |  |  |
Balance at Jun. 30, 2011 | $ 764,452 | $ 482 | $ 167,862 | $ 571,229 | $ 24,879 |  |
Balance (in shares) at Jun. 30, 2011 |  | 48,281 |  |  |  |  |

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