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Net Income Per Share (Tables) | 9 Months Ended
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Sep. 30, 2019
Earnings Per Share [Abstract] |
Schedule of basic and diluted net income per share | The following table reconciles basic and diluted net income per share for the three and nine months ended September 30, 2019 and 2018.
| Three Months Ended September 30,
| 2019 |  | 2018
| Net Income |  | Weighted-Average Shares |  | Per Share Amount |  | Net Income |  | Weighted-Average Shares |  | Per Share Amount
Net income available to common stockholders | $ | 36,757 |  |  | 51,433,227 |  |  | $ | 0.71 |  |  | $ | 41,113 |  |  | 49,286,945 |  |  | $ | 0.83 |
Effect of potentially dilutive stock options and restricted stock awards |  |  | 136,330 |  |  |  |  |  |  | 205,074 |  |  |
Diluted net income per share | $ | 36,757 |  |  | 51,569,557 |  |  | $ | 0.71 |  |  | $ | 41,113 |  |  | 49,492,019 |  |  | $ | 0.83 |
| Nine Months Ended September 30,
| 2019 |  | 2018
| Net Income |  | Weighted-Average Shares |  | Per Share Amount |  | Net Income |  | Weighted-Average Shares |  | Per Share Amount
Net income available to common stockholders | $ | 116,630 |  |  | 50,085,701 |  |  | $ | 2.33 |  |  | $ | 117,426 |  |  | 49,244,403 |  |  | $ | 2.38 |
Effect of potentially dilutive stock options and restricted stock awards |  |  | 141,679 |  |  |  |  |  |  | 213,782 |  |  |
Diluted net income per share | $ | 116,630 |  |  | 50,227,380 |  |  | $ | 2.32 |  |  | $ | 117,426 |  |  | 49,458,185 |  |  | $ | 2.37 |

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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://fasb.org/us-gaap/role/ref/legacyRef -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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