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COMMITMENTS AND CONTINGENCIES Operating Lease Payments (Details) (USD $)
6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Operating Leased Assets [Line Items]    
Operating Leases, Rent Expense, Net $ 7,900,000 $ 7,200,000
Operating Leases, Future Minimum Payments Due [Abstract]    
2012 3,795,000  
2013 4,047,000  
2014 3,055,000  
2015 1,957,000  
2016 1,593,000  
2017 And Therafter 10,481,000  
Total $ 24,928,000