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Earnings Per Common Share | 12 Months Ended
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Dec. 31, 2021
Earnings Per Share [Abstract] |
Earnings Per Common Share | Earnings Per Common Share (Share amounts in thousands) The following table sets forth the computation of basic and diluted earnings (loss) per common share for the years ended December 31, 2021 and 2020:
|  | Year Ended December 31,
|  | 2021 |  | 2020 |  |
Numerator for basic and diluted earnings (loss) per common share: |  |  |  |  |  |
Income from continuing operations attributable to L.B. Foster Company |  | $ | 3,554 |  |  | $ | 25,823 |  |  |
Income (loss) from discontinued operations |  | 72 |  |  | (18,241) |  |  |
Net income attributable to L.B. Foster Company |  | $ | 3,626 |  |  | $ | 7,582 |  |  |
Denominator: |  |  |  |  |  |
Weighted average shares outstanding |  | 10,623 |  |  | 10,540 |  |  |
Denominator for basic earnings per common share |  | 10,623 |  |  | 10,540 |  |  |
Effect of dilutive securities: |  |  |  |  |  |
Stock compensation plans |  | 129 |  |  | 131 |  |  |
Dilutive potential common shares |  | 129 |  |  | 131 |  |  |
Denominator for diluted earnings per common share - adjusted weighted average shares outstanding and assumed conversions |  | 10,752 |  |  | 10,671 |  |  |
Basic earnings from continuing operations per common share |  | $ | 0.33 |  |  | $ | 2.45 |  |  |
Basic earnings (loss) from discontinued operations per common share |  | 0.01 |  |  | (1.73) |  |  |
Basic earnings per common share |  | $ | 0.34 |  |  | $ | 0.72 |  |  |
Diluted earnings from continuing operations per common share |  | $ | 0.33 |  |  | $ | 2.42 |  |  |
Diluted earnings (loss) from discontinued operations per common share |  | 0.01 |  |  | (1.71) |  |  |
Diluted earnings per common share |  | $ | 0.34 |  |  | $ | 0.71 |  |  |
There were no anti-dilutive shares for the years ended December 31, 2021 and 2020.

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