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Earnings Per Share (Tables) | 3 Months Ended
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Mar. 31, 2018
Earnings Per Share [Abstract] |
Computation of Basic and Dilutive Net Income Per Share | The following table presents the computation of basic and diluted earnings per common share for the periods indicated (dollar and share amounts in thousands, except per share amounts):
|  | Three Months Ended March 31,
|  | 2018 |  | 2017
Basic Earnings per Common Share |  |  |  |
Net income attributable to Company |  | $ | 29,618 |  |  | $ | 19,182 |
Less: Preferred stock dividends |  | (5,925 | ) |  | (3,225 | )
Net income attributable to Company's common stockholders |  | $ | 23,693 |  |  | $ | 15,957 |
Basic weighted average common shares outstanding |  | 112,018 |  |  | 111,721 |
Basic Earnings per Common Share |  | $ | 0.21 |  |  | $ | 0.14 |
Diluted Earnings per Common Share: |  |  |  |
Net income attributable to Company |  | $ | 29,618 |  |  | $ | 19,182 |
Less: Preferred stock dividends |  | (5,925 | ) |  | (3,225 | )
Add back: Interest expense on convertible notes for the period, net of tax |  | 2,634 |  |  | 1,960 |
Net income attributable to Company's common stockholders |  | $ | 26,327 |  |  | $ | 17,917 |
Weighted average common shares outstanding |  | 112,018 |  |  | 111,721 |
Net effect of assumed PSUs vested |  | 49 |  |  | — |
Net effect of assumed convertible notes conversion to common shares |  | 19,694 |  |  | 14,881 |
Diluted weighted average common shares outstanding |  | 131,761 |  |  | 126,602 |
Diluted Earnings per Common Share |  | $ | 0.20 |  |  | $ | 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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