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Earnings Per Common Share (Tables)
 6 Months Ended
Jun. 30, 2017
Earnings Per Share [Abstract]  
Calculation of Earnings Per Share
The following table presents the calculation of earnings per common share:
(Dollars and shares in thousands, except per share amounts)
 
 
 
 
 
 
 

Three Months
 
Six months
Periods ended June 30,
2017
 
2016
 
2017
 
2016
Earnings per common share - basic:
 
 
 
 
 
 
 
Net income

$13,199

 

$11,057

 

$24,981

 

$21,992

Less dividends and undistributed earnings allocated to participating securities
(29
)
 
(22
)
 
(56
)
 
(47
)
Net income applicable to common shareholders

$13,170

 

$11,035

 

$24,925

 

$21,945

Weighted average common shares
17,206

 
17,067

 
17,196

 
17,045

Earnings per common share - basic

$0.77

 

$0.65

 

$1.45

 

$1.29

Earnings per common share - diluted:
 
 
 
 
 
 
 
Net income

$13,199

 

$11,057

 

$24,981

 

$21,992

Less dividends and undistributed earnings allocated to participating securities
(29
)
 
(22
)
 
(56
)
 
(47
)
Net income applicable to common shareholders

$13,170

 

$11,035

 

$24,925

 

$21,945

Weighted average common shares
17,206

 
17,067

 
17,196

 
17,045

Dilutive effect of common stock equivalents
110

 
127

 
116

 
140

Weighted average diluted common shares
17,316

 
17,194

 
17,312

 
17,185

Earnings per common share - diluted

$0.76

 

$0.64

 

$1.44

 

$1.28