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Earnings Per Share | 9 Months Ended
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Sep. 30, 2018
Earnings Per Share [Abstract] |
Earnings Per Share | Earnings Per Share Calculation of Basic and Diluted Earnings (Loss) per Common Share The following tables summarize our calculation of Basic and Diluted Earnings (Loss) per Common Share (“EPS”) for the three and nine months ended September 30, 2018 and 2017 (in thousands, except share and per share data):
| For the three months ended September 30,
| 2018 |  | 2017
Numerator: |  |  |
Income from continuing operations attributable to EMCOR Group, Inc. common stockholders | $ | 79,896 |  |  | $ | 64,804 |
Loss from discontinued operation, net of income taxes | (523 | ) |  | (207 | )
Net income attributable to EMCOR Group, Inc. common stockholders | $ | 79,373 |  |  | $ | 64,597 |
Denominator: |  |  |
Weighted average shares outstanding used to compute basic earnings (loss) per common share | 58,208,203 |  |  | 59,061,768 |
Effect of dilutive securities—Share-based awards | 333,107 |  |  | 357,432 |
Shares used to compute diluted earnings (loss) per common share | 58,541,310 |  |  | 59,419,200 |
Basic earnings (loss) per common share: |  |  |
From continuing operations attributable to EMCOR Group, Inc. common stockholders | $ | 1.37 |  |  | $ | 1.10 |
From discontinued operation | (0.01 | ) |  | (0.00 | )
Net income attributable to EMCOR Group, Inc. common stockholders | $ | 1.36 |  |  | $ | 1.10 |
Diluted earnings (loss) per common share: |  |  |
From continuing operations attributable to EMCOR Group, Inc. common stockholders | $ | 1.36 |  |  | $ | 1.09 |
From discontinued operation | (0.01 | ) |  | (0.00 | )
Net income attributable to EMCOR Group, Inc. common stockholders | $ | 1.35 |  |  | $ | 1.09 |
| For the nine months ended September 30,
| 2018 |  | 2017
Numerator: |  |  |
Income from continuing operations attributable to EMCOR Group, Inc. common stockholders | $ | 206,573 |  |  | $ | 174,724 |
Loss from discontinued operation, net of income taxes | (1,010 | ) |  | (729 | )
Net income attributable to EMCOR Group, Inc. common stockholders | $ | 205,563 |  |  | $ | 173,995 |
Denominator: |  |  |
Weighted average shares outstanding used to compute basic earnings (loss) per common share | 58,422,928 |  |  | 59,371,672 |
Effect of dilutive securities—Share-based awards | 331,939 |  |  | 349,513 |
Shares used to compute diluted earnings (loss) per common share | 58,754,867 |  |  | 59,721,185 |
Basic earnings (loss) per common share: |  |  |
From continuing operations attributable to EMCOR Group, Inc. common stockholders | $ | 3.54 |  |  | $ | 2.94 |
From discontinued operation | (0.02 | ) |  | (0.01 | )
Net income attributable to EMCOR Group, Inc. common stockholders | $ | 3.52 |  |  | $ | 2.93 |
Diluted earnings (loss) per common share: |  |  |
From continuing operations attributable to EMCOR Group, Inc. common stockholders | $ | 3.52 |  |  | $ | 2.93 |
From discontinued operation | (0.02 | ) |  | (0.01 | )
Net income attributable to EMCOR Group, Inc. common stockholders | $ | 3.50 |  |  | $ | 2.92 |
The number of outstanding share-based awards that were excluded from the computation of diluted EPS for the three and nine months ended September 30, 2018 because they would be anti-dilutive were zero and 550, respectively. The number of outstanding share-based awards that were excluded from the computation of diluted EPS for each of the three and nine months ended September 30, 2017 because they would be anti-dilutive were 500.

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