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Calculation of Earnings Per Share (Tables) | 3 Months Ended
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Mar. 31, 2016
Earnings Per Share [Abstract] |
Calculation of Basic and Diluted Earnings Per Share |
|  | Three Months Ended
|  | March 31,
|  | 2016 |  | 2015
(in thousands, except shares and per share data) |  |  |  |
Calculation of Basic Earnings Per Share: |  |  |  |
Net Income |  | $ | 20,367 |  |  | $ | 21,109 |
Weighted average shares outstanding |  | 15,286,842 |  |  | 14,604,841 |
Basic Earnings Per Share |  | $ | 1.33 |  |  | $ | 1.45 |
Calculation of Diluted Earnings Per Share: |  |  |  |
Reconciliation of Numerator: |  |  |  |
Net Income |  | $ | 20,367 |  |  | $ | 21,109 |
Reconciliation of Denominator: |  |  |  |
Weighted shares outstanding—Basic |  | 15,286,842 |  |  | 14,604,841 |
Effect of dilutive securities: |  |  |  |
Share-based compensation |  | 45,070 |  |  | 51,469 |
Adjusted denominator—Diluted |  | 15,331,912 |  |  | 14,656,310 |
Diluted Earnings Per Share |  | $ | 1.33 |  |  | $ | 1.44 |

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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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