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Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands | Common Stock | Additional Paid-in Capital | Accumulated Income | Accumulated Other Comprehensive Income (Loss) | Total
--- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2014 | $ 40 | $ 82,450 | $ 125,885 | $ (4,842) | $ 203,533
Balance (in shares) at Dec. 31, 2014 | 39,660 |  |  |  |
Change in Stockholders' Equity |  |  |  |  |
Net income (loss) |  |  | 42,151 |  | 42,151
Foreign currency translation adjustment |  |  |  | (3,292) | (3,292)
Restricted stock awards |  | 3,835 |  |  | 3,835
Stock based compensation awards issued shares | 448 |  |  |  |
Tax payments for stock issuances |  | (837) |  |  | (837)
Tax benefits of stock based compensation |  | 318 |  |  | 318
Pension adjustment, net of tax of $53 in 2017, $509 in 2016, and $70 in 2015 |  |  |  | (552) | (552)
Balance at Dec. 31, 2015 | $ 40 | 85,766 | 168,036 | (8,686) | 245,156
Balance (in shares) at Dec. 31, 2015 | 40,108 |  |  |  |
Change in Stockholders' Equity |  |  |  |  |
Net income (loss) |  |  | 10,514 |  | 10,514
Foreign currency translation adjustment |  |  |  | (2,488) | (2,488)
Restricted stock awards |  | 2,766 |  |  | 2,766
Stock based compensation awards issued shares | (11) |  |  |  |
Tax payments for stock issuances |  | (1,051) |  |  | (1,051)
Pension adjustment, net of tax of $53 in 2017, $509 in 2016, and $70 in 2015 |  |  |  | (1,736) | (1,736)
Balance at Dec. 31, 2016 | $ 40 | 87,481 | 178,550 | (12,910) | 253,161
Balance (in shares) at Dec. 31, 2016 | 40,097 |  |  |  |
Change in Stockholders' Equity |  |  |  |  |
Net income (loss) |  |  | (22,399) |  | (22,399)
Foreign currency translation adjustment |  |  |  | 4,029 | 4,029
Restricted stock awards, Shares | (11) |  |  |  |
Restricted stock awards |  | 3,466 |  |  | 3,466
Tax payments for stock issuances |  | (640) |  |  | (640)
Pension adjustment, net of tax of $53 in 2017, $509 in 2016, and $70 in 2015 |  |  |  | 313 | 313
Balance at Dec. 31, 2017 | $ 40 | $ 90,307 | $ 156,151 | $ (8,568) | $ 237,930
Balance (in shares) at Dec. 31, 2017 | 40,086 |  |  |  |

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