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Earnings Per Share (Tables) | 9 Months Ended
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Sep. 30, 2017
Earnings Per Share [Abstract] |
Schedule of basic and diluted earnings per common share from continuing operations | The following table presents the calculation of basic and diluted earnings per common share from continuing operations:
| Three months ended September 30, |  | Nine months ended September 30,
| 2017 |  | 2016 |  | 2017 |  | 2016
| (In thousands, except per share amounts)
Earnings per share — Basic: |  |  |  |  |  |  |
Earnings from continuing operations | $ | 58,913 |  |  | 85,138 |  |  | $ | 148,535 |  |  | 215,365 |
Less: Earnings allocated to unvested stock | (222 | ) |  | (261 | ) |  | (536 | ) |  | (674 | )
Earnings from continuing operations available to common shareholders — Basic | $ | 58,691 |  |  | 84,877 |  |  | $ | 147,999 |  |  | 214,691 |
Weighted average common shares outstanding — Basic | 52,405 |  |  | 52,953 |  |  | 52,671 |  |  | 53,029 |
Earnings from continuing operations per common share — Basic | $ | 1.12 |  |  | 1.60 |  |  | $ | 2.81 |  |  | 4.05 |
Earnings per share — Diluted: |  |  |  |  |  |  |
Earnings from continuing operations | $ | 58,913 |  |  | 85,138 |  |  | $ | 148,535 |  |  | 215,365 |
Less: Earnings allocated to unvested stock | (222 | ) |  | (260 | ) |  | (536 | ) |  | (672 | )
Earnings from continuing operations available to common shareholders — Diluted | $ | 58,691 |  |  | 84,878 |  |  | $ | 147,999 |  |  | 214,693 |
Weighted average common shares outstanding — Basic | 52,405 |  |  | 52,953 |  |  | 52,671 |  |  | 53,029 |
Effect of dilutive equity awards | 371 |  |  | 338 |  |  | 356 |  |  | 315 |
Weighted average common shares outstanding — Diluted | 52,776 |  |  | 53,291 |  |  | 53,027 |  |  | 53,344 |
Earnings from continuing operations per common share — Diluted | $ | 1.11 |  |  | 1.59 |  |  | $ | 2.79 |  |  | 4.02 |
Anti-dilutive equity awards not included above | 843 |  |  | 653 |  |  | 889 |  |  | 836 |

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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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