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Weighted Average Common Shares (Tables) | 3 Months Ended
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Mar. 31, 2017
Earnings Per Share [Abstract] |
Schedule of Weighted Average Number of Shares | The following table provides a reconciliation of the weighted average number of common shares used in the calculation of basic and diluted earnings per share (in thousands):
|  | Three Months Ended March 31,
|  | 2017 |  | 2016
Weighted average common shares for basic earnings per share |  | 237,391 |  |  | 237,315 |
Effect of dilutive securities: unvested share awards |  | 25 |  |  | 14 |
Weighted average common shares for diluted earnings per share |  | 237,416 |  |  | 237,329 |

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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + 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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