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Additional Cash Flow Information
12 Months Ended
Dec. 31, 2012
Supplemental Cash Flow Information [Abstract]  
Additional Cash Flow Information
ADDITIONAL CASH FLOW INFORMATION
The following presents information about cash paid for interest, income taxes and other non-cash financing activities for the years ended December 31, 2012, 2011 and 2010 (in thousands):  
 
2012
 
2011
 
2010
Cash paid during the year for:
 
 
 
 
 
Interest
$
5,633

 
$
9,450

 
$
9,240

Income taxes
$
62,824

 
$
72,572

 
$
77,264

Non-cash financing activities:
 
 
 
 
 
Assets acquired under capital lease obligations
$
1,590

 
$
2,744

 
$
1,478

Contingent purchase price accrued
$

 
$

 
$
1,428