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Earnings Per Common Share | 12 Months Ended
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Dec. 31, 2022
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 (loss) earnings per common share for the years ended December 31, 2022 and 2021:
|  | Year Ended December 31,
|  | 2022 |  | 2021 |  |
Numerator for basic and diluted (loss) earnings per common share: |  |  |  |  |  |
Net (loss) income from continuing operations attributable to L.B. Foster Company |  | $ | (45,564) |  |  | $ | 3,554 |  |  |
Income from discontinued operations |  | — |  |  | 72 |  |  |
Net (loss) income attributable to L.B. Foster Company |  | $ | (45,564) |  |  | $ | 3,626 |  |  |
Denominator: |  |  |  |  |  |
Weighted average shares outstanding |  | 10,720 |  |  | 10,623 |  |  |
Denominator for basic earnings per common share |  | 10,720 |  |  | 10,623 |  |  |
Effect of dilutive securities: |  |  |  |  |  |
Stock compensation plans |  | — |  |  | 129 |  |  |
Dilutive potential common shares |  | — |  |  | 129 |  |  |
Denominator for diluted earnings per common share - adjusted weighted average shares outstanding and assumed conversions |  | 10,720 |  |  | 10,752 |  |  |
Basic (loss) earnings from continuing operations per common share |  | $ | (4.25) |  |  | $ | 0.33 |  |  |
Basic earnings from discontinued operations per common share |  | — |  |  | 0.01 |  |  |
Basic (loss) earnings per common share |  | $ | (4.25) |  |  | $ | 0.34 |  |  |
Diluted (loss) earnings from continuing operations per common share |  | $ | (4.25) |  |  | $ | 0.33 |  |  |
Diluted earnings from discontinued operations per common share |  | — |  |  | 0.01 |  |  |
Diluted (loss) earnings per common share |  | $ | (4.25) |  |  | $ | 0.34 |  |  |
There were 75 anti-dilutive shares for the year ended December 31, 2022.

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