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CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY (Unaudited) - 9 months ended Sep. 30, 2015 - USD ($) $ in Thousands | Total | Common Stock | Additional Paid-in Capital | Retained Earnings | Accumulated Other Comprehensive Income | Treasury Stock
--- | --- | --- | --- | --- | --- | ---
Beginning Balance at Dec. 31, 2014 | $ 2,905,810 | $ 1,893 | $ 984,674 | $ 2,811,815 | $ 6,463 | $ (899,035)
Beginning Balance (in shares) at Dec. 31, 2014 | 189,262,876 | 189,263,000 |  |  |  |
Net income (loss) | $ (235,828) |  |  | $ (235,828) |  |
Foreign currency translation adjustment | $ (8,454) |  |  |  | $ (8,454) |
Issuance of restricted stock (in shares) |  | 1,176,000 |  |  |  |
Issuance of restricted stock |  | $ 12 | $ (12) |  |  |
Vesting of stock unit awards (in shares) |  | 15,000 |  |  |  |
Vesting of stock unit awards |  |  |  |  |  |
Forfeitures of restricted stock (in shares) |  | (66,000) |  |  |  |
Forfeitures of restricted stock | $ (1) | $ (1) |  |  |  |
Stock-based compensation | 21,186 |  | $ 21,186 |  |  |
Tax benefit related to stock-based compensation | 458 |  | $ 458 |  |  |
Payment of cash dividends | (44,064) |  |  | $ (44,064) |  |
Purchase of treasury stock | (8,010) |  |  |  |  | $ (8,010)
Ending Balance at Sep. 30, 2015 | $ 2,631,097 | $ 1,904 | $ 1,006,306 | $ 2,531,923 | $ (1,991) | $ (907,045)
Ending Balance (in shares) at Sep. 30, 2015 | 190,387,622 | 190,388,000 |  |  |  |

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