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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data, unless otherwise specified | Total | Common Stock | Additional Paid-In Capital | Accumulated Deficit | Accumulated Other Comprehensive Income (Loss) | Treasury Stock
--- | --- | --- | --- | --- | --- | ---
Beginning Balance at Dec. 31, 2010 | $ 129,025 | $ 703 | $ 598,671 | $ (444,330) | $ 0 | $ (26,019)
Beginning Balance (in shares) at Dec. 31, 2010 |  | 67,930,814 |  |  |  |
Net income for the year | 15,042 | 0 | 0 | 15,042 | 0 | 0
Foreign currency translation | 0 |  |  |  |  |
Stock-based compensation (in shares) |  | 191,188 |  |  |  |
Stock-based compensation | 2,424 | 0 | 2,424 | 0 | 0 | 0
Stock repurchase (in shares) |  | (50,848) |  |  |  |
Stock repurchase | (533) | 0 | 0 | 0 | 0 | (533)
Common stock issued in connection with: |  |  |  |  |  |
Public offering (in shares) |  | 0 |  |  |  |
Public offering | (150) | 0 | (150) | 0 | 0 | 0
Stock option plan (in shares) |  | 94,514 |  |  |  |
Stock option plan | 538 | 1 | 537 | 0 | 0 | 0
Ending Balance at Dec. 31, 2011 | 146,346 | 704 | 601,482 | (429,288) | 0 | (26,552)
Ending Balance (in shares) at Dec. 31, 2011 |  | 68,165,668 |  |  |  |
Net income for the year | 105,631 | 0 | 0 | 105,631 | 0 | 0
Foreign currency translation | 248 | 0 | 0 | 0 | 248 | 0
Stock-based compensation (in shares) |  | 186,368 |  |  |  |
Stock-based compensation | 4,385 | (3) | 4,388 | 0 | 0 | 0
Stock repurchase (in shares) |  | (54,534) |  |  |  |
Stock repurchase | (564) | 0 | 0 | 0 | 0 | (564)
Equity component of convertible senior notes, net of taxes | 12,328 | 0 | 12,328 | 0 | 0 | 0
Common stock issued in connection with: |  |  |  |  |  |
Stock option plan (in shares) |  | 81,482 |  |  |  |
Stock option plan | 353 | 1 | 352 | 0 | 0 | 0
Ending Balance at Dec. 31, 2012 | 268,727 | 702 | 618,550 | (323,657) | 248 | (27,116)
Ending Balance (in shares) at Dec. 31, 2012 |  | 68,378,984 |  |  |  |
Net income for the year | 46,529 | 0 | 0 | 46,529 | 0 | 0
Foreign currency translation | (266) | 0 | 0 | 0 | (266) | 0
Stock-based compensation (in shares) |  | 62,183 |  |  |  |
Stock-based compensation | 6,822 | 0 | 6,822 | 0 | 0 | 0
Stock repurchase (in shares) |  | (3,665) |  |  |  |
Stock repurchase | (35) | 0 | 0 | 0 | 0 | (35)
Common stock issued in connection with: |  |  |  |  |  |
Stock option plan (in shares) |  | 85,917 |  |  |  |
Stock option plan | 602 | 3 | 599 | 0 | 0 | 0
Ending Balance at Dec. 31, 2013 | $ 322,379 | $ 705 | $ 625,971 | $ (277,128) | $ (18) | $ (27,151)
Ending Balance (in shares) at Dec. 31, 2013 |  | 68,523,419 |  |  |  |

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