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Equity Compensation Plans (Tables) | 12 Months Ended
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Dec. 31, 2021
Equity Compensation Plans |
Summary of stock option activity as of each year | A summary of stock option activity as of each year is as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | 2021 | ​ | 2020 | ​ | 2019
Intrinsic value of options exercised | ​ | $ | - | $ | - | $ | 27
Cash received from option exercises | ​ | ​ | - | ​ | - | ​ | 32
Tax benefit realized from option exercises | ​ | ​ | - | ​ | - | ​ | 5
Weighted average fair value of options granted | ​ | ​ | - | ​ | - | ​ | -
Summary of changes in nonvested shares of restricted share rights | ​
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2021
​ | ​ | ​ | ​ | Weighted
​ | ​ | Restricted | ​ | Average
​ | ​ | Stock Shares | ​ | Grant Date
​ |  | and Units |  | Fair Value
Unvested at January 1 | ​ | 532,609 | ​ | $ | 13.15
Granted | ​ | 274,881 | ​ | ​ | 11.61
Vested | ​ | (199,492) | ​ | ​ | 13.88
Forfeited | ​ | (67,692) | ​ | ​ | 13.54
Unvested at December 31 | ​ | 540,306 | ​ | $ | 12.42
​ | ​ | ​ | ​ | ​ | ​

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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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