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Computation of Earnings Per Share (Tables)
 9 Months Ended
Sep. 30, 2017
Earnings Per Share [Abstract]  
Calculation of Basic and Diluted Earnings Per Share

The calculation of basic and diluted earnings per share for the three and nine months ended September 30, 2017 and 2016 was as follows:

 

 

 

Three Months Ended September 30

 

 

Nine Months Ended September 30

 

 

 

2017

 

 

2016

 

 

2017

 

 

2016

 

Numerator

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Net income

 

$

6,278

 

 

$

4,742

 

 

$

11,952

 

 

$

10,154

 

Denominator

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Determination of shares

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Weighted-average common shares outstanding

 

 

5,104

 

 

 

5,146

 

 

 

5,113

 

 

 

5,180

 

Dilutive effect - share-based awards

 

 

16

 

 

 

23

 

 

 

16

 

 

 

20

 

Diluted weighted-average common shares outstanding

 

 

5,120

 

 

 

5,169

 

 

 

5,129

 

 

 

5,200

 

Earnings per common share

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Basic

 

$

1.23

 

 

$

0.92

 

 

$

2.34

 

 

$

1.96

 

Diluted

 

$

1.23

 

 

$

0.92

 

 

$

2.33

 

 

$

1.95