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Earnings Per Share | 12 Months Ended
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Dec. 31, 2018
Earnings Per Share [Abstract] |
Earnings Per Share | Earnings Per Share Calculation of basic earnings per share (Basic EPS) and diluted earnings per share (Diluted EPS) is shown below.
| Year ended December 31,
(in thousands, except share and per share data) | 2018 |  | 2017 |  | 2016
Basic |  |  |  |  |
Net income available to common shareholders | $ | 82,308 |  |  | $ | 52,494 |  |  | $ | 59,340 |
Less: dividends and undistributed earnings allocated to unvested restricted stock awards | (1,315 | ) |  | (818 | ) |  | (912 | )
Net earnings allocated to common shareholders | 80,993 |  |  | 51,676 |  |  | 58,428 |
Weighted average shares outstanding, including participating securities | 15,283,914 |  |  | 15,193,438 |  |  | 15,044,733 |
Less: average participating securities | (244,685 | ) |  | (243,006 | ) |  | (232,021 | )
Weighted average shares outstanding - Basic | 15,039,229 |  |  | 14,950,432 |  |  | 14,812,712 |
Diluted |  |  |  |  |
Net earnings allocated to common shareholders | 80,993 |  |  | 51,676 |  |  | 58,428 |
Weighted average shares outstanding - Basic | 15,039,229 |  |  | 14,950,432 |  |  | 14,812,712 |
Dilutive effect of common stock options or restricted stock awards | 93,028 |  |  | 122,823 |  |  | 123,519 |
Weighted average shares outstanding - Diluted | 15,132,257 |  |  | 15,073,255 |  |  | 14,936,231 |
Basic EPS | $ | 5.39 |  |  | $ | 3.46 |  |  | $ | 3.94 |
Diluted EPS | $ | 5.35 |  |  | $ | 3.43 |  |  | $ | 3.91 |
Stock-based compensation awards representing 10,013, 20,789, and 72,321 common shares for 2018, 2017, and 2016, respectively, were not included in the computations of diluted earnings per common share because the effect on those periods would have been antidilutive.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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