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Earnings per Share (Tables) | 9 Months Ended
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Sep. 30, 2018
Earnings Per Share [Abstract] |
Reconciliation of Income and Share Data Used in Basic and Diluted Earnings Per Share Computations | The following table summarizes net income attributable to shareholders and reconciles basic and diluted shares outstanding used in the earnings per share computations:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
(In thousands) | 2018 |  | 2017 |  | 2018 |  | 2017
Net income attributable to shareholders | $ | 57,322 |  |  | $ | 33,971 |  |  | $ | 145,253 |  |  | $ | 80,462 |
Weighted average common shares outstanding – Basic | 43,191 |  |  | 43,014 |  |  | 43,141 |  |  | 42,963 |
Dilutive impact of share-based compensation awards | 424 |  |  | 87 |  |  | 417 |  |  | 129 |
Weighted average common shares outstanding – Diluted | 43,615 |  |  | 43,101 |  |  | 43,558 |  |  | 43,092 |

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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://fasb.org/us-gaap/role/ref/legacyRef -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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