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Earnings Per Share (Tables)
 12 Months Ended
Dec. 31, 2017
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted
The following table shows the computation of basic and diluted EPS for the years ended December 31, 2017, 2016 and 2015:

 
 
Year Ended
December 31,
 
 
2017
 
2016
 
2015
Numerator:
 
 
 
 
 
 
Net income (loss) attributable to common stockholders
 
$
10,145

 
$
5,698

 
$
27,358

 
 
 
 
 
 
 
Denominator:
 
 
 
 
 
 
Weighted-average shares outstanding
 
37,152,768

 
21,417,486

 
21,218,233

Effect of dilutive securities
 
222,572

 
196,957

 
234,307

Weighted-average diluted shares
 
37,375,340

 
21,614,443

 
21,452,540

 
 
 
 
 
 
 
Basic earnings per share
 
$
0.27

 
$
0.27

 
$
1.29

Diluted earnings per share
 
$
0.27

 
$
0.26

 
$
1.28