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Earnings Per Share
 9 Months Ended
Sep. 30, 2017
Earnings Per Share [Abstract]  
Earnings Per Share
Earnings Per Share
 
The following table sets forth the reconciliation from basic to diluted average common shares and the calculations of net income per common share.  Net income for basic and diluted calculations do not differ.
 
 
Three Months Ended 
 September 30,
 
Nine Months Ended 
 September 30,
(In thousands, except per share)
2017
 
2016
 
2017
 
2016
Net Income
$
16,592

 
$
13,236

 
$
41,075

 
$
32,457

Average Common Shares:
 
 
 
 
 
 
 
Basic (weighted-average outstanding shares)
11,586

 
11,460

 
11,535

 
11,424

Dilutive potential common shares from stock options
122

 
135

 
131

 
127

Diluted (weighted-average outstanding shares)
11,708

 
11,595

 
11,666

 
11,551

 
 
 
 
 
 
 
 
Basic earnings per share
$
1.43

 
$
1.15

 
$
3.56

 
$
2.84

Diluted earnings per share
$
1.42

 
$
1.14

 
$
3.52

 
$
2.81