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Earnings Per Share (Tables)
 9 Months Ended
Sep. 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 September 30,
 
Nine Months Ended September 30,
 
 
2018
 
2017
 
2018
 
2017
 
 
(in thousands, except per share data)
Net income
 
$
11,940

 
$
4,201

 
$
29,339

 
$
18,977

Weighted average common shares outstanding - basic

 
21,102

 
20,995

 
21,073

 
20,978

Effect of potential dilutive securities:
 
 
 
 
 
 
 
 
Conversion of stock options
 
602

 
525

 
595

 
483

Conversion of restricted stock
 
17

 
—

 
3

 
—

Weighted average common shares outstanding - diluted

 
21,721

 
21,520

 
21,671

 
21,461

 
 
 
 
 
 
 
 
 
Earnings per common share:
 
 
 
 
 
 
 
 
Basic
 
$
0.57

 
$
0.20

 
$
1.39

 
$
0.90

Diluted
 
$
0.55

 
$
0.20

 
$
1.35

 
$
0.88