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v3.10.0.1

Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | Additional Paid-in Capital | Treasury Stock | Retained Earnings | Accumulated Other Comprehensive Income
--- | --- | --- | --- | --- | --- | ---
Balance (in shares) at Dec. 31, 2015 |  | 11,350 |  |  |  |
Balance at Dec. 31, 2015 | $ 360,469 | $ 1,139 | $ 96,778 | $ (426) | $ 299,057 | $ (36,079)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 40,045 |  |  |  | 40,045 |
Translation adjustment | (13,156) |  |  |  |  | (13,156)
Net actuarial gain (loss) arising during period net of taxes | 1,479 |  |  |  |  | 1,479
Tax effect of exercised non-qualified stock options | 230 |  | 230 |  |  |
Stock-based compensation | 1,414 |  | 1,414 |  |  |
Exercise of stock options (in shares) |  | 70 |  |  |  |
Exercise of stock options | 1,369 | $ 7 | 1,362 |  |  |
Repurchased shares | (19) |  | (19) |  |  |
Dividends paid | (4,114) |  |  |  | (4,114) |
Balance (in shares) at Dec. 31, 2016 |  | 11,420 |  |  |  |
Balance at Dec. 31, 2016 | 387,717 | $ 1,146 | 99,765 | (426) | 334,988 | (47,756)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 44,315 |  |  |  | 44,315 |
Translation adjustment | 16,966 |  |  |  |  | 16,966
Net actuarial gain (loss) arising during period net of taxes | 624 |  |  |  |  | 624
Stock-based compensation | 1,869 |  | 1,869 |  |  |
Exercise of stock options (in shares) |  | 114 |  |  |  |
Exercise of stock options | 2,397 | $ 12 | 2,385 |  |  |
Repurchased shares | (166) |  | (166) |  |  |
Other | 0 |  | 11 |  | (11) |
Dividends paid | (4,614) |  |  |  | (4,614) |
Balance (in shares) at Dec. 31, 2017 |  | 11,534 |  |  |  |
Balance at Dec. 31, 2017 | 449,108 | $ 1,158 | 103,864 | (426) | 374,678 | (30,166)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 73,486 |  |  |  | 73,486 |
Translation adjustment | (13,347) |  |  |  |  | (13,347)
Net actuarial gain (loss) arising during period net of taxes | (1,318) |  |  |  |  | (1,318)
Stock-based compensation | 2,450 |  | 2,450 |  |  |
Exercise of stock options (in shares) |  | 86 |  |  |  |
Exercise of stock options | 2,552 | $ 8 | 2,544 |  |  |
Repurchased shares | (436) |  | (436) |  |  |
Dividends paid | (5,124) |  |  |  | (5,124) |
Balance (in shares) at Dec. 31, 2018 |  | 11,620 |  |  |  |
Balance at Dec. 31, 2018 | $ 507,371 | $ 1,166 | $ 108,422 | $ (426) | $ 443,040 | $ (44,831)

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