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Share-based Compensation (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2019
Share-based Compensation |
Schedule of status of and changes in the Company's stock option awards | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 2019 | ​
​ |  |  |  | Weighted- |
​ | ​ | ​ | ​ | Average | ​
​ | ​ | ​ | ​ | Exercise | ​
​ |  | Shares |  | Price |
Outstanding at beginning of year |  | 87,600 | ​ | $ | 20.58 |
Converted options from First Community | ​ | — | ​ | ​ | — | ​
Exercised |  | (25,351) | ​ | ​ | 17.94 |
Forfeited | ​ | (3,297) | ​ | ​ | 23.53 | ​
Expired |  | (5,767) | ​ |  | 17.38 |
Outstanding at end of year |  | 53,185 | ​ | $ | 22.00 |
​ | ​ | ​ | ​ | ​ | ​ | ​
Exercisable at end of year |  | 53,185 | ​ | $ | 22.00 |
Summary of stock options outstanding by range of exercise prices | The following table summarizes information about stock options outstanding at December 31, 2019: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Options
​ | ​ | ​ | Options Outstanding | ​ | Exercisable
| ​ |  |  |  |  | ​ |  | Weighted- |  |  | ​ |  |  |  |  | ​
​ | ​ | ​ | ​ | ​ | Weighted- | ​ | Average | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Range of | ​ | ​ | ​ | Average | ​ | Remaining | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Exercise | ​ | ​ | ​ | Exercise | ​ | Contractual | ​ | Intrinsic | ​ | ​ | ​ | Intrinsic
Prices |  | Number |  | Price |  | Life |  | Value |  | Number |  | Value
$ | 12.57-13.47 |  | 7,852 | ​ | $ | 13.43 |  | 0.49 | ​ | ​ | ​ |  | 7,852 | ​ | ​ | ​
​ | 17.05 | ​ | 308 | ​ | ​ | 17.05 | ​ | 0.05 | ​ | ​ | ​ | ​ | 308 | ​ | ​ | ​
​ | 23.53 | ​ | 45,025 | ​ | ​ | 23.53 | ​ | 6.88 | ​ | ​ | ​ | ​ | 45,025 | ​ | ​ | ​
​ | ​ |  | 53,185 | ​ | $ | 22.00 |  | 5.90 | ​ | $ | 292 |  | 53,185 | ​ | $ | 292
Summary of the changes in company restricted stock units | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 2019 | ​
​ |  |  |  | Weighted- |
​ | ​ | ​ | ​ | Average | ​
​ | ​ | ​ | ​ | Grant Date | ​
​ |  | Shares |  | Fair Value |
Outstanding at beginning of year |  | 690,495 | ​ | $ | 26.14 |
Granted |  | 216,411 | ​ |  | 26.73 |
Dividend equivalents earned |  | 24,127 | ​ |  | 26.07 |
Vested |  | (107,537) | ​ |  | 18.54 |
Forfeited |  | (45,179) | ​ |  | 27.48 |
Outstanding at end of year |  | 778,317 | ​ | $ | 27.27 |
Summary of the changes in company deferred stock units | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 2019 | ​
​ |  |  |  | Weighted- |
​ | ​ | ​ | ​ | Average | ​
​ | ​ | ​ | ​ | Grant Date | ​
​ |  | Shares |  | Fair Value |
Non-vested at beginning of year |  | 20,449 | ​ | $ | 27.93 |
Granted |  | 20,984 | ​ |  | 26.78 |
Dividend equivalents earned |  | 2,685 | ​ |  | 26.06 |
Vested |  | (21,277) | ​ |  | 31.05 |
Forfeited | ​ | (1,580) | ​ | ​ | 31.44 | ​
Non-vested at end of year |  | 21,261 | ​ | $ | 23.18 |
Outstanding at end of year |  | 90,497 | ​ | $ | 23.38 |

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