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Earnings per Share (Tables)
 9 Months Ended
Sep. 30, 2016
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share
The following table shows the computation of basic and diluted EPS for the three and nine month periods ended September 30, 2016 and September 30, 2015, respectively:

 
 
Three Months Ended September 30,
 
Nine Months Ended
September 30,
 
 
2016
 
2015
 
2016
 
2015
Numerator:
 
 
 
 
 
 
 
 
Net income attributable to common stockholders
 
$
3,423

 
$
8,083

 
$
16,215

 
$
13,556

 
 
 
 
 
 
 
 
 
Denominator:
 
 
 
 
 
 
 
 
Weighted-average shares outstanding
 
21,448,892

 
21,290,759

 
21,406,599

 
21,193,825

Effect of dilutive securities
 
194,509

 
237,787

 
197,536

 
233,573

Weighted-average diluted shares
 
21,643,401

 
21,528,546

 
21,604,135

 
21,427,398

 
 
 
 
 
 
 
 
 
Basic earnings per share
 
$
0.16

 
$
0.38

 
$
0.76

 
$
0.64

Diluted earnings per share
 
$
0.16

 
$
0.38

 
$
0.75

 
$
0.63