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Earnings Per Share (Tables) | 3 Months Ended
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Mar. 31, 2022
Earnings Per Share |
Schedule of computation of basic and diluted earnings per share | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended
​ | ​ | March 31,
​ |  | 2022 |  | 2021
​ | ​ | (in thousands, except per share data)
Net income (loss) |  | $ | 142 |  | $ | (43)
Less: Preferred stock dividends | ​ | ​ | (100) | ​ | ​ | —
Net income (loss) applicable to common stockholders | ​ | $ | 42 | ​ | $ | (43)
​ | ​ | ​ | ​ | ​ | ​ | ​
Weighted average common shares outstanding – basic | ​ | ​ | 6,602 | ​ | ​ | 6,601
Dilutive potential common shares from stock options, restricted stock units, and convertible preferred stock | ​ | ​ | — | ​ | ​ | —
Weighted average common shares outstanding – diluted | ​ | ​ | 6,602 | ​ | ​ | 6,601
​ | ​ | ​ | ​ | ​ | ​ | ​
Earnings (loss) per common share, basic |  | $ | 0.01 |  | $ | (0.01)
Earnings (loss) per common share, diluted | ​ | $ | 0.01 | ​ | $ | (0.01)
​ | ​ | ​ | ​ | ​ | ​ | ​
Shares subject to anti-dilutive stock options and restricted stock units excluded from calculation | ​ | ​ | — | ​ | ​ | —
Shares subject to anti-dilutive Series A Convertible Preferred Stock excluded from calculation | ​ | ​ | 400 | ​ | ​ | 400

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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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