v2.4.0.6
LONG-TERM DEBT LIABILITIES - Senior Debt (Details) (USD $)
3 Months Ended
Mar. 31, 2013
number
Mar. 31, 2012
Debt Instrument [Line Items]    
Credit Facility $ 425,000,000  
Consolidated Leverage Ratio 4.7  
Consolidated Interest Coverage Ratio 2.6  
Amortization of deferred financing costs 1,109,000 1,177,000
Deferred Finance Costs, Current, Net 6,100,000  
Minimum [Member]
   
Debt Instrument [Line Items]    
Consolidated Interest Coverage Ratio 1.6  
Mandatory Prepayment Percentage 0.00%  
Maximum [Member]
   
Debt Instrument [Line Items]    
Consolidated Leverage Ratio 6.75  
Mandatory Prepayment Percentage 50.00%  
Revolving Credit Facility [Member]
   
Debt Instrument [Line Items]    
Credit Facility 50,000,000  
Undrawn amount of the Revolver 49,600,000  
Line of Credit Facility, Amount Outstanding 0  
Term Loan B [Member]
   
Debt Instrument [Line Items]    
Credit Facility 375,000,000  
Mandatory prepayments amount 28,000,000  
Line of Credit Facility, Amount Outstanding $ 331,700,000