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Earnings per Share | 6 Months Ended
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Jun. 30, 2020
Earnings Per Share [Abstract] |
Earnings per Share | (6) Earnings per Share. The following details the computations of the basic and diluted earnings per common share (in thousands, except per share amounts):
| Three Months ended |  | Six Months ended
| June 30, |  | June 30,
| 2020 |  | 2019 |  | 2020 |  | 2019
Weighted average common shares |  |  |  |  |  |  |
outstanding during the period |  |  |  |  |  |  |
- shares used for basic |  |  |  |  |  |  |
earnings per common share |  | 9,620 |  |  |  | 9,915 |  |  |  | 9,712 |  |  |  | 9,933 |
Common shares issuable under |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
share based payment plans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
which are potentially dilutive |  | 29 |  |  |  | 45 |  |  |  | 32 |  |  |  | 45 |
Common shares used for diluted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
earnings per common share |  | 9,649 |  |  |  | 9,960 |  |  |  | 9,744 |  |  |  | 9,978 |
Income from continuing operations | $ | 3,977 |  |  |  | 2,952 |  |  |  | 5,476 |  |  |  | 4,593 |
Discontinued operations | $ | — |  |  |  | 6,776 |  |  |  | — |  |  |  | 6,862 |
Net income attributable to the Company | $ | 4,149 |  |  |  | 9,825 |  |  |  | 5,767 |  |  |  | 11,723 |
Basic earnings per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income from continuing operations | $ | 0.41 |  |  |  | 0.30 |  |  |  | 0.56 |  |  |  | 0.46 |
Discontinued operations | $ | — |  |  |  | 0.68 |  |  |  | — |  |  |  | 0.69 |
Net income attributable to the Company | $ | 0.43 |  |  |  | 0.99 |  |  |  | 0.59 |  |  |  | 1.18 |
Diluted earnings per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income from continuing operations | $ | 0.41 |  |  |  | 0.30 |  |  |  | 0.56 |  |  |  | 0.46 |
Discontinued operations | $ | — |  |  |  | 0.68 |  |  |  | — |  |  |  | 0.69 |
Net income attributable to the Company | $ | 0.43 |  |  |  | 0.99 |  |  |  | 0.59 |  |  |  | 1.17 |
For the three and six months ended June 30, 2020, 2020, 74,065 and 53,545 shares attributable to outstanding stock options were excluded from the calculation of diluted earnings per share because their inclusion would have been anti-dilutive. For the three and six months ended June 30, 2019, 19,950 shares attributable to outstanding stock options were excluded from the calculation of diluted earnings per share because their inclusion would have been anti-dilutive. During the first six months the Company repurchased 298,303 shares at an average cost of $41.41.

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