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EARNINGS PER SHARE (Tables) | 3 Months Ended
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Mar. 31, 2021
EARNINGS PER SHARE |
Schedule of earnings per common share | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended March 31, | ​ | ​
​ |  | 2021 |  | 2020 |  |
Basic | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net income per consolidated statements of income | ​ | $ | 12,117 | ​ | $ | 6,097 | ​ | ​
Less: Earnings allocated to participating securities | ​ | ​ | (55) | ​ | ​ | (65) | ​ | ​
Net income available to common stockholders | ​ | $ | 12,062 | ​ | $ | 6,032 | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Weighted average common shares outstanding including participating securities | ​ | ​ | 8,313,660 | ​ | ​ | 8,304,205 | ​ | ​
Less: Weighted average participating securities | ​ | ​ | (37,486) | ​ | ​ | (88,246) | ​ | ​
Weighted average common shares outstanding | ​ | ​ | 8,276,174 | ​ | ​ | 8,215,959 | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Basic earnings per common share | ​ | $ | 1.46 | ​ | $ | 0.73 | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Diluted | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net income allocated to common stockholders | ​ | $ | 12,062 | ​ | $ | 6,032 | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Weighted average common shares outstanding for basic earnings per common share | ​ | ​ | 8,276,174 | ​ | ​ | 8,215,959 | ​ | ​
Add: Dilutive effects of assumed exercise of stock options | ​ | ​ | 141,145 | ​ | ​ | 131,159 | ​ | ​
Add: Dilutive effects of assumed vesting of performance based restricted stock units | ​ | ​ | — | ​ | ​ | 65,664 | ​ | ​
Average shares and dilutive potential common shares | ​ | ​ | 8,417,319 | ​ | ​ | 8,412,782 | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Dilutive earnings per common share | ​ | $ | 1.43 | ​ | $ | 0.72 | ​ | ​

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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