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Share-Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2020
Share-based Payment Arrangement [Abstract] |
Stock option activity | A summary of the combined activity of the Plans during the years then ended is presented below (dollars in thousands, except per-share amounts):
|  | Shares |  | Weighted Average Exercise Price |  | Weighted Average Remaining Contractual Term (Years) |  | Aggregate Intrinsic Value
Options outstanding at January 1, 2018 |  | 232,870 |  |  | $ | 9.13 |  |  |  |  |
Options exercised |  | (74,030) |  |  | $ | 9.97 |  |  |  |  |
Options forfeited |  | (4,400) |  |  | $ | 10.85 |  |  |  |  |
Options outstanding at December 31, 2018 |  | 154,440 |  |  | $ | 8.68 |  |  | 2.81 |  | $ | 1,554 |
Options exercised |  | (32,120) |  |  | $ | 8.59 |  |  |  |  |
Options forfeited |  | (1,200) |  |  | $ | 5.55 |  |  |  |  |
Options outstanding at December 31, 2019 |  | 121,120 |  |  | $ | 8.73 |  |  | 2.06 |  | $ | 1,567 |
Options exercised |  | (43,500) |  |  | $ | 6.39 |  |  |  |  |
Options forfeited |  | (550) |  |  | $ | 7.40 |  |  |  |  |
Options outstanding at December 31, 2020 |  | 77,070 |  |  | $ | 10.06 |  |  | 1.51 |  | $ | 382,291 |
Options vested or expected to vest at December 31, 2020 |  | 77,070 |  |  | $ | 10.06 |  |  | 1.51 |  | $ | 382,291 |
Options exercisable at December 31, 2020 |  | 77,070 |  |  | $ | 10.06 |  |  | 1.51 |  | $ | 382,291 |
Information related to the stock option plan during each year follows (in thousands):
|  | 2020 |  | 2019 |  | 2018
Intrinsic value of options exercised |  | $ | 433 |  |  | $ | 366 |  |  | $ | 767 |
Cash received from options exercised |  | $ | 279 |  |  | $ | 276 |  |  | $ | 738 |
Excess tax benefit realized for option exercises |  | $ | 76 |  |  | $ | 46 |  |  | $ | 142 |
Restricted stock activity | The following table presents the restricted common stock activity during the years presented:
|  | Shares |  | Weighted Average Grant Date Fair Value
Nonvested outstanding shares at January 1, 2018 |  | 63,768 |  |  | $ | 13.33 |
Vested |  | (20,733) |  |  | $ | 13.09 |
Forfeited |  | (1,710) |  |  | $ | 14.37 |
Nonvested outstanding shares at December 31, 2018 |  | 63,529 |  |  | $ | 15.98 |
Granted |  | 25,420 |  |  | $ | 19.77 |
Vested |  | (40,159) |  |  | $ | 16.61 |
Forfeited |  | (3,630) |  |  | $ | 18.06 |
Nonvested outstanding shares at December 31, 2019 |  | 45,160 |  |  | $ | 17.38 |
Granted |  | 21,397 |  |  | $ | 16.42 |
Vested |  | (34,703) |  |  | $ | 18.23 |
Forfeited |  | (1,841) |  |  | $ | 19.16 |
Nonvested outstanding shares at December 31, 2020 |  | 30,013 |  |  | $ | 15.60 |

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