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Stockholders' Equity and Stock Based Compensation (Tables) | 3 Months Ended
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Mar. 31, 2021
Stockholders' Equity and Stock Based Compensation |
Summary of nonvested shares of Restricted Stock awards outstanding and the changes during the period | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Weighted |
​ | ​ | ​ | ​ | Average Grant | ​
​ | ​ | ​ | ​ | Date |
​ | ​ | Shares | ​ | Fair Value |
Nonvested shares at January 1, 2021 |  | 122,792 | ​ | $ | 13.37 | ​
Granted in 2021 |  | 52,190 | ​ |  | 20.26 | ​
Vested in 2021 |  | (16,818) | ​ |  | 15.17 | ​
Forfeited in 2021 |  | — | ​ |  | — | ​
Nonvested shares at March 31, 2021 |  | 158,164 | ​ | $ | 15.45 | ​

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- Definition Tabular disclosure of the changes in outstanding nonvested shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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