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Earnings Per Share (Tables) | 3 Months Ended
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Mar. 31, 2019
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share Basic And Diluted | The following table sets forth the computation of basic and diluted net income per common share under the two-class method for the three months ended March 31, 2019 and March 31, 2018, respectively:
|  |  |  |  | Three months ended March 31, |  |
|  |  |  |  | 2019 |  | 2018
Basic Earnings Per Share |  |  |  |  |  |  |
Net Income |  |  |  |  | $ | 104,280,411 |  | $ | 111,248,743
Less: Allocated to participating securities |  |  |  |  | 1,081,933 |  | 833,316
Net Income available to common shareholders |  |  |  |  | $ | 103,198,478 |  | $ | 110,415,427
Basic weighted average shares outstanding |  |  |  |  | 257,822,836 |  | 274,759,516
Net Income per share - Basic |  |  |  |  | $ | 0.40 |  | $ | 0.40
Diluted Earnings Per Share |  |  |  |  |  |  |
Allocation of Net Income used in basic computation |  |  |  |  | $ | 103,198,478 |  | $ | 110,415,427
Reallocation of undistributed earnings |  |  |  |  | 3,813 |  | 6,011
Net Income per share - Diluted |  |  |  |  | $ | 103,202,291 |  | $ | 110,421,438
Number of shares used in basic computation |  |  |  |  | 257,822,836 |  | 274,759,516
Additional dilutive common stock equivalents |  |  |  |  | 1,282,396 |  | 2,749,912
Diluted weighted average shares outstanding |  |  |  |  | 259,105,232 |  | 277,509,428
Net income per share - Diluted |  |  |  |  | $ | 0.40 |  | $ | 0.40
Shares related to stock plans not included in diluted average common shares outstanding because their effect would be anti-dilutive |  |  |  |  | 1,799,477 |  | 156,467

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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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