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EARNINGS PER SHARE (Tables)
 6 Months Ended
Jun. 30, 2016
Earnings Per Share [Abstract]  
Computation of Basic and Diluted Earnings Per Share
The following table sets forth the computation of basic and diluted earnings per share of common stock as follows:
 
Three Months Ended 
 June 30,
 
Six Months Ended 
 June 30,
 
2016
 
2015
 
2016
 
2015
Numerator for basic and diluted earnings per share:
 
 
 
 
 
 
 
Net income
$
24,430

 
$
19,231

 
$
48,329

 
$
33,945

Numerator for basic and diluted earnings per share
$
24,430

 
$
19,231

 
$
48,329

 
$
33,945

 
 
 
 
 
 
 
 
Denominator for basic and diluted earnings per share:
 

 
 

 
 
 
 
Weighted average basic common shares outstanding
50,211

 
48,584

 
49,688

 
48,237

Effect of dilutive securities:
 
 
 
 
 
 
 
Stock options, RSUs and restricted stock awards
3,060

 
3,333

 
3,115

 
3,224

Denominator for diluted earnings per share
53,271

 
51,917

 
52,803

 
51,461

 
 
 
 
 
 
 
 
Net income per share:
 

 
 

 
 
 
 
Basic
$
0.49

 
$
0.40

 
$
0.97

 
$
0.70

Diluted
$
0.46

 
$
0.37

 
$
0.92

 
$
0.66