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Earnings per Share | 9 Months Ended
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Sep. 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 |  | Nine Months ended
| September 30, |  | September 30,
| 2020 |  | 2019 |  | 2020 |  | 2019
Weighted average common shares |  |  |  |  |  |  |
outstanding during the period |  |  |  |  |  |  |
- shares used for basic |  |  |  |  |  |  |
earnings per common share |  | 9,517 |  |  |  | 9,843 |  |  |  | 9,646 |  |  |  | 9,903 |
Common shares issuable under |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
share based payment plans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
which are potentially dilutive |  | 28 |  |  |  | 43 |  |  |  | 35 |  |  |  | 42 |
Common shares used for diluted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
earnings per common share |  | 9,545 |  |  |  | 9,886 |  |  |  | 9,681 |  |  |  | 9,945 |
Income from continuing operations | $ | 5,271 |  |  |  | 1,902 |  |  |  | 10,747 |  |  |  | 6,495 |
Discontinued operations | $ | — |  |  |  | (13 | ) |  |  | — |  |  |  | 6,849 |
Net income attributable to the Company | $ | 5,455 |  |  |  | 2,001 |  |  |  | 11,222 |  |  |  | 13,724 |
Basic earnings per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income from continuing operations | $ | 0.55 |  |  |  | 0.19 |  |  |  | 1.11 |  |  |  | 0.66 |
Discontinued operations | $ | — |  |  |  | — |  |  |  | — |  |  |  | 0.69 |
Net income attributable to the Company | $ | 0.57 |  |  |  | 0.20 |  |  |  | 1.16 |  |  |  | 1.39 |
Diluted earnings per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income from continuing operations | $ | 0.55 |  |  |  | 0.19 |  |  |  | 1.11 |  |  |  | 0.65 |
Discontinued operations | $ | — |  |  |  | — |  |  |  | — |  |  |  | 0.69 |
Net income attributable to the Company | $ | 0.57 |  |  |  | 0.20 |  |  |  | 1.16 |  |  |  | 1.38 |
For the three and nine months ended September 30, 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 nine months ended September 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 nine months the Company repurchased 379,809 shares at an average cost of $41.30.

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