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Earnings per Common Share (Tables) | 3 Months Ended
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Mar. 31, 2016
Earnings Per Share [Abstract] |
Computation of Basic and Diluted Earnings Per Share | The following table summarizes the computation of basic and diluted earnings per share (in thousands, except per share data):
| Three Months Ended March 31,
| 2016 |  | 2015
Earnings per common share—basic |  |  |
Net income | $ | 38,390 |  |  | $ | 35,819 |
Weighted-average common shares outstanding—basic | 93,952 |  |  | 77,753 |
Basic earnings per common share | $ | 0.41 |  |  | $ | 0.46 |
Earnings per common share—diluted |  |  |
Net income | $ | 38,390 |  |  | $ | 35,819 |
Add: Interest on convertible debt | — |  |  | 1,246 |
Net income including assumed conversions | $ | 38,390 |  |  | $ | 37,065 |
Weighted-average common shares outstanding—basic | 93,952 |  |  | 77,753 |
Convertible notes weighted-average shares outstanding | — |  |  | 15,000 |
Options and restricted stock | 1,472 |  |  | 1,143 |
Weighted-average common shares outstanding—diluted | 95,424 |  |  | 93,896 |
Dilutive earnings per common share | $ | 0.40 |  |  | $ | 0.39 |

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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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