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Net Income Per Common Share (Tables) | 9 Months Ended
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Sep. 30, 2017
Earnings Per Share [Abstract] |
Basic and diluted net income per common share | Basic and diluted net income per common share calculations are as follows for the periods presented:
| Three Months Ended
| September 30,
| 2017 |  | 2016
Basic |  |  |
Net income applicable to common stock | $ | 26,421 |  |  | $ | 23,179 |
Average common shares outstanding | 49,316,572 |  |  | 42,091,164 |
Net income per common share - basic | $ | 0.54 |  |  | $ | 0.55 |
Diluted |  |  |
Net income applicable to common stock | $ | 26,421 |  |  | $ | 23,179 |
Average common shares outstanding | 49,316,572 |  |  | 42,091,164 |
Effect of dilutive stock-based compensation | 118,653 |  |  | 219,194 |
Average common shares outstanding - diluted | 49,435,225 |  |  | 42,310,358 |
Net income per common share - diluted | $ | 0.53 |  |  | $ | 0.55 |
| Nine Months Ended
| September 30,
| 2017 |  | 2016
Basic |  |  |
Net income applicable to common stock | $ | 75,677 |  |  | $ | 67,295 |
Average common shares outstanding | 46,050,250 |  |  | 41,500,407 |
Net income per common share - basic | $ | 1.64 |  |  | $ | 1.62 |
Diluted |  |  |
Net income applicable to common stock | $ | 75,677 |  |  | $ | 67,295 |
Average common shares outstanding | 46,050,250 |  |  | 41,500,407 |
Effect of dilutive stock-based compensation | 117,891 |  |  | 229,501 |
Average common shares outstanding - diluted | 46,168,141 |  |  | 41,729,908 |
Net income per common share - diluted | $ | 1.64 |  |  | $ | 1.61 |

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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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