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CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data | Total | Common Stock | Additional Paid-in Capital | Retained Earnings | Accumulated Other Comprehensive Income | Treasury Stock
--- | --- | --- | --- | --- | --- | ---
Beginning Balance at Dec. 31, 2009 | $ 2,081,700 | $ 1,808 | $ 781,635 | $ 1,901,853 | $ 14,996 | $ (618,592)
Beginning Balance (in shares) at Dec. 31, 2009 |  | 180,829,000 |  |  |  |
Comprehensive income: |  |  |  |  |  |
Net income | 33,714 |  |  | 33,714 |  |
Foreign currency translation adjustment, net of tax of $0 in 2011 and $2,814 in 2010 | 3,031 |  |  |  | 3,031 |
Total comprehensive income | 36,745 |  |  | 33,714 | 3,031 |
Issuance of restricted stock (in shares) |  | 646,000 |  |  |  |
Issuance of restricted stock |  | 7 | (7) |  |  |
Vesting of stock unit awards (in shares) |  | 7,000 |  |  |  |
Forfeitures of restricted stock (in shares) |  | (53,000) |  |  |  |
Exercise of stock options (in shares) |  | 34,000 |  |  |  |
Exercise of stock options | 290 |  | 290 |  |  |
Stock-based compensation | 7,987 |  | 7,987 |  |  |
Tax benefit related to stock-based compensation | (1,484) |  | (1,484) |  |  |
Payment of cash dividends | (15,383) |  |  | (15,383) |  |
Purchases of treasury stock | (1,433) |  |  |  |  | (1,433)
Ending Balance at Jun. 30, 2010 | 2,108,422 | 1,815 | 788,421 | 1,920,184 | 18,027 | (620,025)
Ending Balance (in shares) at Jun. 30, 2010 |  | 181,463,000 |  |  |  |
Beginning Balance at Dec. 31, 2010 | 2,187,607 | 1,815 | 796,641 | 1,987,999 | 21,597 | (620,445)
Beginning Balance (in shares) at Dec. 31, 2010 | 181,537,568 | 181,538,000 |  |  |  |
Comprehensive income: |  |  |  |  |  |
Net income | 152,890 |  |  | 152,890 |  |
Foreign currency translation adjustment, net of tax of $0 in 2011 and $2,814 in 2010 | 2,160 |  |  |  | 2,160 |
Total comprehensive income | 155,050 |  |  | 152,890 | 2,160 |
Issuance of restricted stock (in shares) |  | 767,000 |  |  |  |
Issuance of restricted stock |  | 8 | (8) |  |  |
Vesting of stock unit awards (in shares) |  | 10,000 |  |  |  |
Forfeitures of restricted stock (in shares) |  | (19,000) |  |  |  |
Exercise of stock options (in shares) | 748,002 | 748,000 |  |  |  |
Exercise of stock options | 13,008 | 7 | 13,001 |  |  |
Stock-based compensation | 9,850 |  | 9,850 |  |  |
Tax benefit related to stock-based compensation | 5,241 |  | 5,241 |  |  |
Payment of cash dividends | (15,480) |  |  | (15,480) |  |
Purchases of treasury stock | (4,216) |  |  |  |  | (4,216)
Ending Balance at Jun. 30, 2011 | $ 2,351,060 | $ 1,830 | $ 824,725 | $ 2,125,409 | $ 23,757 | $ (624,661)
Ending Balance (in shares) at Jun. 30, 2011 | 183,043,921 | 183,044,000 |  |  |  |

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