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Earnings Per Common Share (Tables)
 9 Months Ended
Sep. 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
 
Nine months
Periods ended September 30,
2017
 
2016
 
2017
 
2016
Earnings per common share - basic:
 
 
 
 
 
 
 
Net income

$12,962

 

$12,327

 

$37,943

 

$34,319

Less dividends and undistributed earnings allocated to participating securities
(28
)
 
(25
)
 
(84
)
 
(72
)
Net income applicable to common shareholders

$12,934

 

$12,302

 

$37,859

 

$34,247

Weighted average common shares
17,212

 
17,090

 
17,201

 
17,060

Earnings per common share - basic

$0.75

 

$0.72

 

$2.20

 

$2.01

Earnings per common share - diluted:
 
 
 
 
 
 
 
Net income

$12,962

 

$12,327

 

$37,943

 

$34,319

Less dividends and undistributed earnings allocated to participating securities
(28
)
 
(25
)
 
(84
)
 
(72
)
Net income applicable to common shareholders

$12,934

 

$12,302

 

$37,859

 

$34,247

Weighted average common shares
17,212

 
17,090

 
17,201

 
17,060

Dilutive effect of common stock equivalents
106

 
113

 
119

 
138

Weighted average diluted common shares
17,318

 
17,203

 
17,320

 
17,198

Earnings per common share - diluted

$0.75

 

$0.72

 

$2.19

 

$1.99