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Earnings Per Share (Tables)
 6 Months Ended
Jun. 30, 2018
Earnings Per Share [Abstract]  
Earnings Per Share
The following represents a reconciliation of the numerator and denominator of the basic and diluted earnings per share computations contained in the consolidated financial statements:
 
 
Three Months Ended June 30,
 
Six Months Ended June 30,
 
 
2018
 
2017
 
2018
 
2017
 
 
(in thousands, except per share data)
Net income
 
$
10,112

 
$
8,495

 
$
17,399

 
$
14,776

Weighted average common shares outstanding - basic

 
21,070

 
20,969

 
21,058

 
20,969

Effect of potential dilutive securities:
 
 
 
 
 
 
 
 
Conversion of stock options
 
593

 
488

 
588

 
456

Conversion of restricted stock
 
3

 
—

 
2

 
—

Weighted average common shares outstanding - diluted

 
21,666

 
21,457

 
21,648

 
21,425

 
 
 
 
 
 
 
 
 
Earnings per common share:
 
 
 
 
 
 
 
 
Basic
 
$
0.48

 
$
0.41

 
$
0.83

 
$
0.70

Diluted
 
$
0.47

 
$
0.40

 
$
0.80

 
$
0.69