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Earnings Per Share (Tables)
9 Months Ended
Sep. 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 nine months ended September 30, 2013 and 2012 follows:

(dollars in thousands, except per share data)
 
  
 
 
 
2013
  
2012
 
For the quarter ended September 30:
 
  
 
Net income
 
$
10,252
  
$
9,753
 
Less: Net income allocated to participating securities
  
11
   
11
 
Net income allocated to common shareholders
 
$
10,241
  
$
9,742
 
Basic EPS:
        
Distributed earnings allocated to common stock
 
$
6,191
  
$
6,156
 
Undistributed earnings allocated to common stock
  
4,050
   
3,586
 
Net income allocated to common shareholders
 
$
10,241
  
$
9,742
 
Weighted average common shares outstanding including participating securities
  
94,334
   
93,798
 
Less: Participating securities
  
106
   
106
 
Weighted average common shares
  
94,228
   
93,692
 
 
        
Basic EPS
  
0.109
   
0.104
 
 
        
Diluted EPS:
        
 
        
Net income allocated to common shareholders
 
$
10,241
  
$
9,742
 
Weighted average common shares for basic EPS
  
94,228
   
93,692
 
Effect of Dilutive Securities:
        
Stock Options
  
47
   
7
 
Weighted average common shares including potential dilutive shares
  
94,275
   
93,699
 
 
        
Diluted EPS
  
0.109
   
0.104
 
 
(dollars in thousands, except per share data)
 
  
 
 
 
2013
  
2012
 
For the nine months ended September 30:
 
  
 
Net income
 
$
29,183
  
$
27,728
 
Less: Net income allocated to participating securities
  
33
   
31
 
Net income allocated to common shareholders
 
$
29,150
  
$
27,697
 
Basic EPS:
        
Distributed earnings allocated to common stock
 
$
18,546
  
$
18,443
 
Undistributed earnings allocated to common stock
  
10,604
   
9,254
 
Net income allocated to common shareholders
 
$
29,150
  
$
27,697
 
Weighted average common shares outstanding including participating securities
  
94,202
   
93,674
 
Less: Participating securities
  
106
   
106
 
Weighted average common shares
  
94,096
   
93,568
 
 
        
Basic EPS
  
0.310
   
0.296
 
 
        
Diluted EPS:
        
 
        
Net income allocated to common shareholders
 
$
29,150
  
$
27,697
 
Weighted average common shares for basic EPS
  
94,096
   
93,568
 
Effect of Dilutive Securities:
        
Stock Options
  
19
   
4
 
Weighted average common shares including potential dilutive shares
  
94,115
   
93,572
 
 
        
Diluted EPS
  
0.310
   
0.296