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SUPPLEMENTAL CASH FLOW INFORMATION (Tables)
6 Months Ended
Jun. 30, 2012
SUPPLEMENTAL CASH FLOW INFORMATION [Abstract]  
Supplemental Cash Flow Information
Cash paid during the six months ended June 30, 2012 and 2011 for income taxes and interest is as follows:

Six Months Ended
 
June 30,
 
 
2012
 
 
2011
 
Income taxes
 
$
3,510
 
 
$
9,308
 
Interest
 
$
5
 
 
$
35