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EARNINGS PER SHARE (EPS) (Tables)
 9 Months Ended
Sep. 30, 2013
EARNINGS PER SHARE (EPS) [Abstract]  
Schedule of Calculation of Numerator and Denominator in Earnings Per Share
The following is a reconciliation of the numerators and denominators of basic EPS and diluted EPS for the periods presented:

 
 
Three Months Ended September 30,
  
Nine Months Ended September 30,
 
 
 
2013
  
2012
  
2013
  
2012
 
Net income per the Consolidated Statements of Income
 
$
10,631
  
$
11,795
  
$
33,240
  
$
33,573
 
Less: Dividends paid and earnings allocated to participating securities
  
(44
)
  
(46
)
  
(135
)
  
(137
)
Income attributable to common stock
 
$
10,587
  
$
11,749
  
$
33,105
  
$
33,436
 
Weighted average common shares outstanding, including participating securities
  
35,664,100
   
34,736,804
   
35,371,184
   
34,539,530
 
Less: weighted average participating securities
  
(318,314
)
  
(328,003
)
  
(321,325
)   
(327,099
)
Weighted average common shares outstanding
  
35,345,786
   
34,408,801
   
35,049,859
   
34,212,431
 
Basic EPS
 
$
0.30
  
$
0.34
  
$
0.95
  
$
0.98
 
Income attributable to common stock
 
$
10,587
  
$
11,749
  
$
33,105
  
$
33,436
 
Weighted average common shares outstanding
  
35,345,786
   
34,408,801
   
35,049,859
   
34,212,431
 
Weighted average common equivalent shares outstanding
  
181,717
   
89,016
   
107,788
   
75,348
 
Weighted average common and equivalent shares outstanding
  
35,527,503
   
34,497,817
   
35,157,647
   
34,287,779
 
Diluted EPS
 
$
0.30
  
$
0.34
  
$
0.95
  
$
0.98