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EARNINGS PER SHARE (Tables)
 6 Months Ended
Jun. 30, 2014
Earnings Per Share [Abstract]  
Schedule of computation of basic and diluted earnings per share
The following table sets forth the computation of basic and diluted earnings per share:
 
Three Months Ended June 30,
 
Six Months Ended June 30,
 
2014
 
2013
 
2014
 
2013
Numerator:
 

 
 

 
 

 
 

Net income
$
77,332

 
$
72,606

 
$
133,785

 
$
139,412

Denominator:
 

 
 

 
 

 
 

Basic weighted average shares outstanding
79,873

 
82,419

 
80,260

 
82,569

Effect of dilutive securities - Stock options and awards
900

 
992

 
934

 
1,037

Diluted weighted average shares outstanding
80,773

 
83,411

 
81,194

 
83,606

Basic earnings per share
$
0.97

 
$
0.88

 
$
1.67

 
$
1.69

Diluted earnings per share
$
0.96

 
$
0.87

 
$
1.65

 
$
1.67