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Earnings Per Common Share (EPS) (Tables) | 3 Months Ended
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Mar. 31, 2018
Earnings Per Common Share (EPS) [Abstract] |
Calculations of the Basic and Diluted EPS |
﻿ |  |  |  |  |
﻿ |  |  |  |  |
﻿ | Three Months Ended March 31,
﻿(in thousands, except per common share data) | 2018 |  | 2017
﻿Net income (loss) attributable to Tutor Perini Corporation | $ | (12,124) |  | $ | 13,764
﻿ |  |  |  |  |
﻿Weighted-average common shares outstanding, basic |  | 49,814 |  |  | 49,282
﻿Effect of dilutive restricted stock units and stock options |  | — |  |  | 1,666
﻿Weighted-average common shares outstanding, diluted |  | 49,814 |  |  | 50,948
﻿ |  |  |  |  |
﻿Net income (loss) attributable to Tutor Perini Corporation per common share: |  |  |  |  |
﻿Basic | $ | (0.24) |  | $ | 0.28
﻿Diluted | $ | (0.24) |  | $ | 0.27
﻿ |  |  |  |  |
﻿Anti-dilutive securities not included above |  | 4,507 |  |  | 930
﻿

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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