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EARNINGS PER SHARE (Tables)
 6 Months Ended
Jun. 30, 2013
Earnings Per Share [Abstract]  
Schedule of Calculation of Numerator and Denominator in Earnings Per Share
A reconciliation of the denominators used in computing per share net income, or EPS, is as follows (in thousands, except per share amounts):
 
Three Months Ended June 30,
 
Six Months Ended June 30,
 
2013
 
2012
 
2013
 
2012
Numerator:
 
 
 
 
 
 
 
Net income
$
3,695

 
$
2,952

 
$
1,184

 
$
6,479

Denominator:
 

 
 

 
 

 
 

Denominator for basic net income per share - weighted average common stock outstanding
40,497

 
41,064

 
40,693

 
40,992

Effect of dilutive securities: stock options and awards
947

 
1,335

 
848

 
1,254

Denominator for diluted net income per share - weighted average shares outstanding - diluted
41,444

 
42,399

 
41,541

 
42,246

Basic net income per share
$
0.09

 
$
0.07

 
$
0.03

 
$
0.16

Diluted net income per share
$
0.09

 
$
0.07

 
$
0.03

 
$
0.15