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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (UNAUDITED) - USD ($) $ in Thousands | Total | Preferred Stock | Common Stock | Additional Paid-In Capital | Retained Earnings | Accumulated Other Comprehensive Loss | Treasury Stock
--- | --- | --- | --- | --- | --- | --- | ---
Preferred stock, beginning balance (in shares) at Dec. 31, 2018 |  | 0 |  |  |  |  |
Common stock, beginning balance (in shares) at Dec. 31, 2018 |  |  | 12,979,414 |  |  |  |
Treasury stock, beginning balance (in shares) at Dec. 31, 2018 |  |  |  |  |  |  | (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 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 |  |  |  |  |
Common stock, ending balance (in shares) at Mar. 31, 2019 |  |  | 12,979,414 |  |  |  |
Treasury stock, ending balance (in shares) at Mar. 31, 2019 |  |  |  |  |  |  | (1,580,719)
Stockholders' equity, ending balance at Mar. 31, 2019 | $ 85,855 | $ 0 | $ 13 | 86,249 | 39,772 | (974) | $ (39,205)
Preferred stock, beginning balance (in shares) at Dec. 31, 2019 | 0 | 0 |  |  |  |  |
Common stock, beginning balance (in shares) at Dec. 31, 2019 | 12,979,414 |  | 12,979,414 |  |  |  |
Treasury stock, beginning balance (in shares) at Dec. 31, 2019 | (1,556,875) |  |  |  |  |  | (1,556,875)
Stockholders' equity, beginning balance at Dec. 31, 2019 | $ 75,064 | $ 0 | $ 13 | 86,102 | 16,117 | (1,264) | $ (25,904)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net loss | (573) |  |  |  | (573) |  |
Dividends declared | (2,285) |  |  |  | (2,285) |  |
Foreign currency translation adjustment | (222) |  |  |  |  | (222) |
Unrealized gains (losses) on available-for-sale securities | $ (87) |  |  |  |  | (87) |
Preferred stock, ending balance (in shares) at Mar. 31, 2020 | 0 | 0 |  |  |  |  |
Common stock, ending balance (in shares) at Mar. 31, 2020 | 12,979,414 |  | 12,979,414 |  |  |  |
Treasury stock, ending balance (in shares) at Mar. 31, 2020 | (1,556,875) |  |  |  |  |  | (1,556,875)
Stockholders' equity, ending balance at Mar. 31, 2020 | $ 71,897 | $ 0 | $ 13 | $ 86,102 | $ 13,259 | $ (1,573) | $ (25,904)

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