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Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands | Common Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive Income (Loss) [Member] | Total
--- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2016 | $ 38 | $ 51,968 | $ 34,293 | $ (1,348) | $ 84,951
Net earnings |  |  | 1,927 |  | 1,927
Other comprehensive income (loss) |  |  |  | 2,306 | 2,306
Dividends paid |  |  | (2,323) |  | (2,323)
Stock-based compensation |  | 119 |  |  | 119
Exercise of stock options | 1 | 22 |  |  | 23
Balance at Sep. 30, 2017 | 39 | 52,109 | 33,897 | 958 | 87,003
Balance at Dec. 31, 2017 | 41 | 57,772 | 30,214 | (405) | 87,622
Net earnings |  |  | 7,964 |  | 7,964
Other comprehensive income (loss) |  |  |  | (6,982) | (6,982)
Dividends paid |  |  | (2,483) |  | (2,483)
Stock-based compensation |  | 155 |  |  | 155
Exercise of stock options | 1 | 533 |  |  | 534
Adjustment of common stock investments |  |  | 7 | (7) |
Balance at Sep. 30, 2018 | $ 42 | $ 58,460 | $ 35,702 | $ (7,394) | $ 86,810

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