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Earnings Per Share (Tables) | 3 Months Ended
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Mar. 31, 2015
Earnings Per Share [Abstract] |
Reconciliation of Basic and Diluted Earnings Per Share | The following is a reconciliation of the basic and diluted earnings per share computation:
|  | Three Months Ended March 31, |
|  | 2015 |  |  | 2014 |
Net income |  | $ | 12,062 |  |  | $ | 30,204 |
Shares of common stock and common stock equivalents: |  |  |  |  |  |  |  |
Weighted averages shares used in basic computation |  |  | 134,075 |  |  |  | 130,934 |
Dilutive effect of stock options and unvested restricted stock |  |  | 3,236 |  |  |  | 7,733 |
Weighted averages shares used in dilutive computation |  |  | 137,311 |  |  |  | 138,667 |
Basic earnings per share |  | $ | 0.09 |  |  | $ | 0.23 |
Dilutive earnings per share |  | $ | 0.09 |  |  | $ | 0.22 |

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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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