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Earnings Per Share (Tables) | 6 Months Ended
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Jun. 30, 2014
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 June 30, |  |  | Six Months Ended June 30, |
|  | 2014 |  |  | 2013 |  |  | 2014 |  |  | 2013 |
|  | (shares in thousands) |  |  | (shares in thousands) |
Net income |  | $ | 10,602 |  |  | $ | 12,242 |  |  | $ | 40,806 |  |  | $ | 20,096 |
Shares of common stock and common stock equivalents: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted averages shares used in basic computation |  |  | 131,533 |  |  |  | 125,771 |  |  |  | 131,235 |  |  |  | 125,605 |
Dilutive effect of stock options and unvested restricted stock |  |  | 6,725 |  |  |  | 14,310 |  |  |  | 7,266 |  |  |  | 14,111 |
Weighted averages shares used in dilutive computation |  |  | 138,258 |  |  |  | 140,081 |  |  |  | 138,501 |  |  |  | 139,716 |
Basic earnings per share |  | $ | 0.08 |  |  | $ | 0.10 |  |  | $ | 0.31 |  |  | $ | 0.16 |
Dilutive earnings per share |  | $ | 0.08 |  |  | $ | 0.09 |  |  | $ | 0.29 |  |  | $ | 0.14 |

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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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