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Earnings Per Share (Tables) | 12 Months Ended
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Dec. 31, 2017
Earnings Per Share [Abstract] |
Reconciliation of the average shares outstanding used to compute basic and diluted earnings per share | The following is a reconciliation of the average shares outstanding used to compute basic and diluted earnings per share:
|  | 2017 |  |  | 2016 |  |  | 2015 |
Basic weighted average common shares outstanding |  |  | 35,111,594 |  |  |  | 34,441,777 |  |  |  | 34,009,048 |
Effect of dilutive securities - stock awards |  |  | 743,308 |  |  |  | — |  |  |  | — |
Diluted weighted average common shares outstanding |  |  | 35,854,902 |  |  |  | 34,441,777 |  |  |  | 34,009,048 |

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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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