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COMMITMENTS, CONTINGENCIES AND LITIGATION (Tables)
 6 Months Ended
Jun. 30, 2012
Restructuring and Related Activities [Abstract]  
Future Minimum Capital Lease Payments and Present Value of Minimum Lease Payments for All Capital Leases

 
 
2012
  
$
7,905
  
 
2013
    
8,083
  
 
2014
    
8,270
  
 
2015
    
8,025
  
 
2016
    
6,716
  
 
Thereafter
    
31,591
  
 
Remaining capital lease payments
    
70,590
  
 
Less: amounts representing imputed interest
    
(22,946
)
 
Present value of minimum lease payments
    
47,644
  
 
Less: current portion
    
(3,712
)
     
$
43,932
  
Service and purchase commitments

 
 
2012
  
$
5,610
  
 
2013
    
4,072
  
 
2014
    
2,816
  
 
2015
    
2,266
  
 
2016
    
1,209
  
 
Thereafter
    
429
  
     
$
16,402