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Net Income Per Share (Tables) | 12 Months Ended
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Dec. 31, 2016
Earnings Per Share [Abstract] |
Schedule Of Weighted Average Shares Outstanding Basic And Diluted | Diluted net income per share has been computed by dividing net income by the diluted number of weighted average shares outstanding using the treasury stock method. The share effect is as follows:
| For the Years Ended December 31,
| 2016 |  | 2015 |  | 2014
Weighted average shares outstanding: |  |  |  |  |
Common shares | 20,065,423 |  |  | 20,364,435 |  |  | 21,739,300 |
Vested restricted stock units | 266,346 |  |  | 527,260 |  |  | 517,804 |
Basic number of weighted average shares outstanding | 20,331,769 |  |  | 20,891,695 |  |  | 22,257,104 |
Dilutive effect of stock options | — |  |  | — |  |  | 3,293 |
Dilutive effect of restricted stock and restricted stock units | 78,347 |  |  | 89,058 |  |  | 71,004 |
Dilutive number of weighted average shares outstanding | 20,410,116 |  |  | 20,980,753 |  |  | 22,331,401 |

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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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