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Earnings Per Share (Tables) | 3 Months Ended
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Mar. 31, 2016
Earnings Per Share [Abstract] |
Basic and Diluted Earnings per share | The following table sets forth the calculation of EPS for the three months ended March 31, 2016 and 2015.
|  | Three Months Ended March 31,
|  | 2016 |  | 2015
|  | (In thousands, except per share amounts)
Weighted average basic common shares outstanding |  | 22,448 |  |  | 23,443 |
Dilutive effect of employee stock purchases, net of assumed repurchase of treasury stock |  | 5 |  |  | 3 |
Weighted average dilutive common shares outstanding |  | 22,453 |  |  | 23,446 |
Basic: |  |  |  |
Net Income |  | $ | 34,291 |  |  | $ | 35,815 |
Less: Earnings allocated to participating securities |  | 1,348 |  |  | 1,388 |
Earnings available to basic common shares |  | $ | 32,943 |  |  | $ | 34,427 |
Basic earnings per common share |  | $ | 1.47 |  |  | $ | 1.47 |
Diluted: |  |  |  |
Net Income |  | $ | 34,291 |  |  | $ | 35,815 |
Less: Earnings allocated to participating securities |  | 1,348 |  |  | 1,388 |
Earnings available to diluted common shares |  | $ | 32,943 |  |  | $ | 34,427 |
Diluted earnings per common share |  | $ | 1.47 |  |  | $ | 1.47 |

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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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