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Earnings Per Share (Tables)
6 Months Ended
Jun. 30, 2013
Earnings Per Share [Abstract]  
Reconciliation of component parts of earnings per share
A reconciliation of the component parts of earnings per share for the three months and six months ended June 30, 2013 and 2012 follows:

(dollars in thousands, except per share data)
 
  
 
 
 
2013
  
2012
 
For the quarter ended June 30:
 
  
 
Net income
 
$
9,763
  
$
9,066
 
Less: Net income allocated to participating securities
  
11
   
10
 
Net income allocated to common shareholders
 
$
9,752
  
$
9,056
 
Basic EPS:
        
Distributed earnings allocated to common stock
 
$
6,182
  
$
6,139
 
Undistributed earnings allocated to common stock
  
3,570
   
2,917
 
Net income allocated to common shareholders
 
$
9,752
  
$
9,056
 
Weighted average common shares outstanding including participating securities
  
94,204
   
93,667
 
Less: Participating securities
  
106
   
106
 
Weighted average common shares
  
94,098
   
93,561
 
 
        
Basic EPS
  
0.104
   
0.097
 
 
        
Diluted EPS:
        
Net income allocated to common shareholders
 
$
9,752
  
$
9,056
 
Weighted average common shares for basic EPS
  
94,098
   
93,561
 
Effect of Dilutive Securities:
        
Stock Options
  
7
   
1
 
Weighted average common shares including potential dilutive shares
  
94,105
   
93,562
 
 
        
Diluted EPS
  
0.104
   
0.097
 
 
 
(dollars in thousands, except per share data)
 
  
 
 
 
2013
  
2012
 
For the six months ended June 30:
 
  
 
Net income
 
$
18,931
  
$
17,975
 
Less: Net income allocated to participating securities
  
21
   
20
 
Net income allocated to common shareholders
 
$
18,910
  
$
17,955
 
Basic EPS:
        
Distributed earnings allocated to common stock
 
$
12,356
  
$
12,287
 
Undistributed earnings allocated to common stock
  
6,554
   
5,668
 
Net income allocated to common shareholders
 
$
18,910
  
$
17,955
 
Weighted average common shares outstanding including participating securities
  
94,134
   
93,609
 
Less: Participating securities
  
106
   
106
 
Weighted average common shares
  
94,028
   
93,503
 
 
        
Basic EPS
  
0.201
   
0.192
 
 
        
Diluted EPS:
        
Net income allocated to common shareholders
 
$
18,910
  
$
17,955
 
Weighted average common shares for basic EPS
  
94,028
   
93,503
 
Effect of Dilutive Securities:
        
Stock Options
  
6
   
1
 
Weighted average common shares including potential dilutive shares
  
94,034
   
93,504
 
 
        
Diluted EPS
  
0.201
   
0.192