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Share-Based Compensation (Tables) | 9 Months Ended
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Sep. 30, 2021
Share-based Payment Arrangement [Abstract] |
Schedule of components of share-based compensation awards | The following table summarizes the components of the Corporation's share-based compensation awards recorded as an expense and the income tax benefit of such awards.
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
Stock and ESPP Options |  |  |  |  |  |  |
Pre-tax compensation expense | $ | 16 |  |  | $ | 23 |  |  | $ | 131 |  |  | $ | 76 |
Income tax expense (benefit) | — |  |  | — |  |  | (92) |  |  | (29) |
Stock and ESPP option expense, net of income taxes | $ | 16 |  |  | $ | 23 |  |  | $ | 39 |  |  | $ | 47 |
Restricted Stock Awards |  |  |  |  |  |  |
Pre-tax compensation expense | $ | 1,201 |  |  | $ | 1,112 |  |  | $ | 3,484 |  |  | $ | 3,492 |
Income tax expense (benefit) | (136) |  |  | 149 |  |  | (619) |  |  | (344) |
Restricted stock awards expense, net of income taxes | $ | 1,065 |  |  | $ | 1,261 |  |  | $ | 2,865 |  |  | $ | 3,148 |
Total Share-Based Compensation |  |  |  |  |  |  |
Pre-tax compensation expense | $ | 1,217 |  |  | $ | 1,135 |  |  | $ | 3,615 |  |  | $ | 3,568 |
Income tax expense (benefit) | (136) |  |  | 149 |  |  | (711) |  |  | (373) |
Total share-based compensation expense, net of income taxes | $ | 1,081 |  |  | $ | 1,284 |  |  | $ | 2,904 |  |  | $ | 3,195 |
Schedule of stock option activity under stock option plans | Stock option activity under the Corporation's stock option plans as of September 30, 2021 and changes during the nine months ended September 30, 2021, were as follows:
| Number of Shares |  | Weighted-Average Exercise Price |  | Weighted Average Remaining Contractual Term (in Years) |  | Aggregate Intrinsic Value
Outstanding at January 1, 2021 | 45,800 |  |  | $ | 15.00 |  |  |  |  |
Exercised | (17,300) |  |  | $ | 11.46 |  |  |  |  |
Outstanding September 30, 2021 | 28,500 |  |  | $ | 17.14 |  |  | 1.75 |  | $ | 703,905 |
Vested and Expected to Vest at September 30, 2021 | 28,500 |  |  | $ | 17.14 |  |  | 1.75 |  | $ | 703,905 |
Exercisable at September 30, 2021 | 28,500 |  |  | $ | 17.14 |  |  | 1.75 |  | $ | 703,905 |
Schedule of unvested RSAs outstanding | The following table summarizes information on unvested RSAs outstanding as of September 30, 2021:
| Number of Shares |  | Weighted-Average Grant Date Fair Value
Unvested RSAs at January 1, 2021 | 357,883 |  |  | $ | 36.30 |
Granted | 147,406 |  |  | $ | 42.37 |
Vested | (94,260) |  |  | $ | 48.31 |
Forfeited | (5,050) |  |  | $ | 36.56 |
Unvested RSAs at September 30, 2021 | 405,979 |  |  | $ | 35.69 |

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