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Share-Based Compensation (Tables) | 3 Months Ended
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Mar. 31, 2023
Share-Based Compensation |
Schedule of stock plan activity | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended March 31,
​ | ​ | 2023 | ​ | 2022
​ | ​ | ​ | ​ | Weighted- | ​ | ​ | ​ | Weighted-
​ | ​ | ​ |  | Average Grant | ​ | ​ | ​ | Average Grant
​ |  | Awards |  | Date Fair Value |  | Awards |  | Date Fair Value
Restricted Stock and Restricted Stock Unit Awards |  | ​ |  | ​ | ​ | ​ | ​ |  | ​ | ​
Outstanding at beginning of period |  | 238,929 |  | $ | 23.66 | ​ | 260,850 |  | $ | 21.04
Granted |  | 82,810 |  | ​ | 20.85 | ​ | 70,850 |  | ​ | 28.39
Vested |  | (91,867) |  | ​ | 21.29 | ​ | (96,618) |  | ​ | 18.66
Forfeited or cancelled |  | (22,204) |  | ​ | 21.39 | ​ | (2,209) |  | ​ | 22.75
Outstanding at end of period | ​ | 207,668 | ​ | $ | 23.83 | ​ | 232,873 | ​ | $ | 23.33
​

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