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EARNINGS PER SHARE (Tables) | 3 Months Ended
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Mar. 31, 2022
EARNINGS PER SHARE |
Schedule of earnings per common share | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended | ​
​ | ​ | March 31, | ​
​ |  | 2022 |  | 2021 |
Basic and diluted earnings per share: | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net income | ​ | $ | 230,733 | ​ | $ | 593,993 | ​
Weighted average common shares outstanding | ​ |  | 2,855,253 | ​ |  | 2,843,775 | ​
Basic and dilutive net income per share | ​ | $ | 0.08 | ​ | $ | 0.21 | ​

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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=124432515&loc=d3e3550-109257 + Details
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