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Earnings Per Common Share (Tables) | 3 Months Ended
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Mar. 31, 2015
Earnings Per Share [Abstract] |
Basic and Diluted Earnings Per Common Share | The following table presents a reconciliation of net income available to common shareholders, net earnings allocated to common stock and the number of shares used in the calculation of basic and diluted earnings per common share.
| Three Months Ended March 31,
| 2015 |  | 2014
Net income | $ | 72,163 |  |  | $ | 61,188 |
Less: Preferred stock dividends | 2,016 |  |  | 2,016 |
Net income available to common shareholders | 70,147 |  |  | 59,172 |
Less: Earnings allocated to participating securities | 237 |  |  | 226 |
Net earnings allocated to common stock | $ | 69,910 |  |  | $ | 58,946 |
Distributed earnings allocated to common stock | $ | 32,179 |  |  | $ | 30,371 |
Undistributed earnings allocated to common stock | 37,731 |  |  | 28,575 |
Net earnings allocated to common stock | $ | 69,910 |  |  | $ | 58,946 |
Weighted-average shares outstanding for basic earnings per common share | 63,094,391 |  |  | 60,701,280 |
Dilutive effect of stock compensation | 685,043 |  |  | 886,260 |
Weighted-average shares outstanding for diluted earnings per common share | 63,779,434 |  |  | 61,587,540 |

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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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