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Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands | Total | Preferred Stock | Common Stock | Additional Paid-In Capital | Retained Earnings (Accumulated Deficit) | Accumulated Other Comprehensive (Loss) Income | Treasury Stock
--- | --- | --- | --- | --- | --- | --- | ---
Treasury stock, shares |  |  |  |  |  |  | (384,220)
Common stock, shares issued |  |  | 12,891,317 |  |  |  |
Preferred stock, shares outstanding |  | 0 |  |  |  |  |
BALANCE at Dec. 31, 2014 | $ 26,450 | $ 0 | $ 13 | $ 85,750 | $ (54,799) | $ 62 | $ (4,576)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net income | 47,241 |  |  |  | 47,241 |  |
Exercise of warrants (in shares) |  |  | 88,097 |  |  |  |
Exercise of warrants | 309 |  |  | 309 |  |  |
Repurchase of common stock (in shares) |  |  |  |  |  |  | (547,042)
Repurchase of common stock | (16,071) |  |  |  |  |  | $ (16,071)
Shares issued for stock-based compensation awards (in shares) |  |  |  |  |  |  | 91,060
Shares issued for stock-based compensation awards | 666 |  |  | (182) | (380) |  | $ 1,228
Dividends declared | (1,709) |  |  |  | (1,709) |  |
Elimination of CTA upon dissolution | (82) |  |  |  |  | (82) |
Foreign currency translation adjustments | (79) |  |  |  |  | (79) |
Unrealized loss on available-for-sale securities | (2) |  |  |  |  | (2) |
Stock-based compensation | 86 |  |  | 86 |  |  |
BALANCE at Dec. 31, 2015 | 56,809 | $ 0 | $ 13 | 85,963 | (9,647) | (101) | $ (19,419)
Treasury stock, shares |  |  |  |  |  |  | (840,202)
Common stock, shares issued |  |  | 12,979,414 |  |  |  |
Preferred stock, shares outstanding |  | 0 |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net income | $ 55,086 |  |  |  | 55,086 |  |
Repurchase of common stock (in shares) | (903,031) |  |  |  |  |  | (903,031)
Repurchase of common stock | $ (23,704) |  |  |  |  |  | $ (23,704)
Shares issued for stock-based compensation awards (in shares) |  |  |  |  |  |  | 51,015
Shares issued for stock-based compensation awards | 1,741 |  |  | 507 |  |  | $ 1,234
Dividends declared | (6,891) |  |  |  | (6,891) |  |
Elimination of CTA upon dissolution | 132 |  |  |  |  | 132 |
Foreign currency translation adjustments | (838) |  |  |  |  | (838) |
Unrealized loss on available-for-sale securities | 0 |  |  |  |  |  |
Stock-based compensation | 104 |  |  | 104 |  |  |
BALANCE at Dec. 31, 2016 | $ 82,439 | $ 0 | $ 13 | 86,574 | 38,548 | (807) | $ (41,889)
Treasury stock, shares | (1,692,218) |  |  |  |  |  | (1,692,218)
Common stock, shares issued | 12,979,414 |  | 12,979,414 |  |  |  |
Preferred stock, shares outstanding |  | 0 |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net income | $ 23,578 |  |  |  | 23,578 |  |
Adjustments to Additional Paid in Capital, Other |  |  |  | (5) |  |  |
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited |  |  |  |  |  |  | (1,566)
Stock Issued During Period, Value, Restricted Stock Award, Forfeitures |  |  |  |  |  |  | $ (33)
Restricted Stock Award, Forfeitures | (38) |  |  |  |  |  |
Shares issued for stock-based compensation awards (in shares) |  |  |  |  |  |  | 56,260
Shares issued for stock-based compensation awards | 1,431 |  |  | 79 |  |  | $ 1,352
Dividends declared | (17,218) |  |  |  | (17,218) |  |
Elimination of CTA upon dissolution | (258) |  |  |  |  | (258) |
Foreign currency translation adjustments | 677 |  |  |  |  | 677 |
Unrealized loss on available-for-sale securities | (25) |  |  |  |  | (25) |
Stock-based compensation | 35 |  |  | 35 |  |  |
BALANCE at Dec. 31, 2017 | $ 90,621 | $ 0 | $ 13 | $ 86,683 | $ 44,908 | $ (413) | $ (40,570)
Treasury stock, shares | (1,637,524) |  |  |  |  |  | (1,637,524)
Common stock, shares issued | 12,979,414 |  | 12,979,414 |  |  |  |
Preferred stock, shares outstanding |  | 0 |  |  |  |  |

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