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v3.19.1

Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands | Total | Preferred Stock | Common Stock | Additional Paid-In Capital | Retained Earnings
--- | --- | --- | --- | --- | ---
Preferred stock, shares outstanding, beginning of period (in shares) at Dec. 31, 2015 |  | 0 |  |  |
Common stock, shares outstanding, beginning of period (in shares) at Dec. 31, 2015 |  |  | 12,603,000 |  |
Balance, beginning of period at Dec. 31, 2015 | $ 223,981 | $ 0 | $ 126 | $ 98,310 | $ 125,545
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Exercise of common stock options, shares (in shares) |  |  | 62,000 |  |
Exercise of common stock options | 1,042 |  | $ 1 | 1,041 |
Compensation expense on common stock options | 506 |  |  | 506 |
Issuance of restricted stock, shares (in shares) |  |  | 99,000 |  |
Issuance of restricted stock | 0 |  |  |  |
Tax benefit of equity compensation | 72 |  |  | 72 |
Compensation expense on restricted common stock | 1,793 |  | $ 1 | 1,792 |
Taxes paid related to net shares settlement of equity awards | (909) |  |  | (909) |
Net income | 6,469 |  |  |  | 6,469
Preferred stock, shares outstanding, end of period (in shares) at Dec. 31, 2016 |  | 0 |  |  |
Common stock, shares outstanding, end of period (in shares) at Dec. 31, 2016 |  |  | 12,764,000 |  |
Balance, end of period at Dec. 31, 2016 | 232,954 | $ 0 | $ 128 | 100,812 | 132,014
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Exercise of common stock options, shares (in shares) |  |  | 56,000 |  |
Exercise of common stock options | 1,120 |  |  | 1,120 |
Compensation expense on common stock options | 363 |  |  | 363 |
Issuance of restricted stock, shares (in shares) |  |  | 60,000 |  |
Issuance of restricted stock | 0 |  |  |  |
Compensation expense on restricted common stock | 3,675 |  | $ 1 | 3,674 |
Taxes paid related to net shares settlement of equity awards | (644) |  |  | (644) |
Net income | $ 19,851 |  |  |  | 19,851
Preferred stock, shares outstanding, end of period (in shares) at Dec. 31, 2017 | 0 | 0 |  |  |
Common stock, shares outstanding, end of period (in shares) at Dec. 31, 2017 | 12,880,000 |  | 12,880,000 |  |
Balance, end of period at Dec. 31, 2017 | $ 257,319 | $ 0 | $ 129 | 105,325 | 151,865
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Exercise of common stock options, shares (in shares) |  |  | 38,000 |  |
Exercise of common stock options | 680 |  |  | 680 |
Compensation expense on common stock options | 159 |  |  | 159 |
Issuance of restricted stock, shares (in shares) |  |  | 87,000 |  |
Issuance of restricted stock | 0 |  |  |  |
Compensation expense on restricted common stock | 2,226 |  | $ 1 | 2,225 |
Taxes paid related to net shares settlement of equity awards | (629) |  |  | (629) |
Net income | $ 426 |  |  |  | 426
Preferred stock, shares outstanding, end of period (in shares) at Dec. 31, 2018 | 0 | 0 |  |  |
Common stock, shares outstanding, end of period (in shares) at Dec. 31, 2018 | 13,005,000 |  | 13,005,000 |  |
Balance, end of period at Dec. 31, 2018 | $ 260,181 | $ 0 | $ 130 | $ 107,760 | $ 152,291

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