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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (UNAUDITED) - USD ($) $ in Thousands | Total | Preferred Stock | Common Stock | Additional Paid-In Capital | Retained Earnings | Total | Treasury Stock
--- | --- | --- | --- | --- | --- | --- | ---
Preferred stock, beginning balance (in shares) at Dec. 31, 2017 |  | 0 |  |  |  |  |
Common stock, beginning balance (in shares) at Dec. 31, 2017 |  |  | 12,979,414 |  |  |  |
Treasury stock, beginning balance (in shares) at Dec. 31, 2017 |  |  |  |  |  |  | (1,637,524)
Stockholders' equity, beginning balance at Dec. 31, 2017 | $ 90,621 | $ 0 | $ 13 | $ 86,683 | $ 44,908 | $ (413) | $ (40,570)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net income (loss) | 8,824 |  |  |  | 8,824 |  |
Common stock issued | 554 |  |  | (268) |  |  | $ 822
Common stock issued (in shares) |  |  |  |  |  |  | 34,202
Dividends declared | (1,479) |  |  |  | (1,479) |  |
Foreign currency translation adjustment | 397 |  |  |  |  | 397 |
Unrealized gains (losses) on available-for-sale securities | (11) |  |  |  |  | (11) |
Preferred stock, ending balance (in shares) at Mar. 31, 2018 |  | 0 |  |  |  |  |
Common stock, ending balance (in shares) at Mar. 31, 2018 |  |  | 12,979,414 |  |  |  |
Treasury stock, beginning balance (in shares) at Mar. 31, 2018 |  |  |  |  |  |  | (1,603,322)
Stockholders' equity, ending balance at Mar. 31, 2018 | $ 98,906 | $ 0 | $ 13 | 86,415 | 52,253 | (27) | $ (39,748)
Preferred stock, beginning balance (in shares) at Dec. 31, 2018 | 0 | 0 |  |  |  |  |
Common stock, beginning balance (in shares) at Dec. 31, 2018 | 12,979,414 |  | 12,979,414 |  |  |  |
Treasury stock, beginning balance (in shares) at Dec. 31, 2018 | (1,603,322) |  |  |  |  |  | (1,603,322)
Stockholders' equity, beginning balance at Dec. 31, 2018 | $ 89,861 | $ 0 | $ 13 | 86,415 | 44,431 | (1,250) | $ (39,748)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net income (loss) | (1,923) |  |  |  | (1,923) |  |
Common stock issued | 377 |  |  | (166) |  |  | $ 543
Common stock issued (in shares) |  |  |  |  |  |  | 22,603
Dividends declared | (2,736) |  |  |  | (2,736) |  |
Foreign currency translation adjustment | 259 |  |  |  |  | 259 |
Unrealized gains (losses) on available-for-sale securities | $ 17 |  |  |  |  | 17 |
Preferred stock, ending balance (in shares) at Mar. 31, 2019 | 0 | 0 |  |  |  |  |
Common stock, ending balance (in shares) at Mar. 31, 2019 | 12,979,414 |  | 12,979,414 |  |  |  |
Treasury stock, beginning balance (in shares) at Mar. 31, 2019 | (1,580,719) |  |  |  |  |  | (1,580,719)
Stockholders' equity, ending balance at Mar. 31, 2019 | $ 85,855 | $ 0 | $ 13 | $ 86,249 | $ 39,772 | $ (974) | $ (39,205)

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