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Earnings per Share (Tables) | 9 Months Ended
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Sep. 30, 2018
Earnings Per Share [Abstract] |
Schedule Of Computation Of Basic And Diluted Earnings Per Share | The following table sets forth the computation of basic and diluted earnings per share using the two class method (in thousands, except per share data):
| Three months ended September 30, | Nine months ended September 30,
2018 | 2017 | 2018 | 2017
Net income available to common shareholders | $ | 20,692 |  | $ | 13,932 |  | $ | 59,283 |  | $ | 44,646 |
Less: earnings allocated to participating securities | (201 | ) | (154 | ) | (575 | ) | (488 | )
Net earnings allocated to common shareholders | $ | 20,491 |  | $ | 13,778 |  | $ | 58,708 |  | $ | 44,158 |
Distributed earnings allocated to common stock | $ | 8,109 |  | $ | 6,797 |  | $ | 22,186 |  | $ | 20,391 |
Undistributed earnings allocated to common stock | 12,382 |  | 6,981 |  | 36,522 |  | 23,767 |
Net earnings allocated to common shareholders | $ | 20,491 |  | $ | 13,778 |  | $ | 58,708 |  | $ | 44,158 |
Average shares outstanding | 15,340 |  | 15,485 |  | 15,360 |  | 15,391 |
Effect of dilutive securities: |  |  |  |  |  |
Employee stock awards | 18 |  | 20 |  | 20 |  | 24 |
Shares for diluted earnings per share | 15,358 |  | 15,505 |  | 15,380 |  | 15,415 |
Basic earnings per share | $ | 1.34 |  | $ | 0.89 |  | $ | 3.82 |  | $ | 2.87 |
Diluted earnings per share | $ | 1.33 |  | $ | 0.89 |  | $ | 3.82 |  | $ | 2.86 |

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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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