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Earnings Per Share | 12 Months Ended
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Dec. 31, 2020
Earnings Per Share [Abstract] |
Earnings Per Share | EARNINGS PER SHARE The following tables summarize our calculation of Basic and Diluted Earnings (Loss) per Common Share (“EPS”) for the years ended December 31, 2020, 2019, and 2018 (in thousands, except share and per share data):
| 2020 |  | 2019 |  | 2018
Numerator: |  |  |  |  |
Income from continuing operations attributable to EMCOR Group, Inc. common stockholders | $ | 132,943 |  |  | $ | 325,140 |  |  | $ | 285,876 |
Loss from discontinued operation, net of income taxes | — |  |  | — |  |  | (2,345) |
Net income attributable to EMCOR Group, Inc. common stockholders | $ | 132,943 |  |  | $ | 325,140 |  |  | $ | 283,531 |
Denominator: |  |  |  |  |
Weighted average shares outstanding used to compute basic earnings (loss) per common share | 55,196,173 |  |  | 56,208,280 |  |  | 58,112,838 |
Effect of dilutive securities—Share-based awards | 225,098 |  |  | 311,001 |  |  | 330,629 |
Shares used to compute diluted earnings (loss) per common share | 55,421,271 |  |  | 56,519,281 |  |  | 58,443,467 |
Basic earnings (loss) per common share: |  |  |  |  |
From continuing operations attributable to EMCOR Group, Inc. common stockholders | $ | 2.41 |  |  | $ | 5.78 |  |  | $ | 4.92 |
From discontinued operation | — |  |  | — |  |  | (0.04) |
Net income attributable to EMCOR Group, Inc. common stockholders | $ | 2.41 |  |  | $ | 5.78 |  |  | $ | 4.88 |
Diluted earnings (loss) per common share: |  |  |  |  |
From continuing operations attributable to EMCOR Group, Inc. common stockholders | $ | 2.40 |  |  | $ | 5.75 |  |  | $ | 4.89 |
From discontinued operation | — |  |  | — |  |  | (0.04) |
Net income attributable to EMCOR Group, Inc. common stockholders | $ | 2.40 |  |  | $ | 5.75 |  |  | $ | 4.85 |
The number of outstanding share-based awards excluded from the computation of diluted EPS for the years ended December 31, 2020, 2019, and 2018 because they would be anti-dilutive were 24,450, 4,800, and 550, respectively.

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