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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Other (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Goodwill [Line Items]      
Advertising Barter Transactions, Advertising Barter Revenue $ 2.3 $ 2.7 $ 2.9
Advertising Expense 7.6 8.6 12.5
Production Services [Member]
     
Goodwill [Line Items]      
Goodwill, Allocation Adjustment   4.5  
Distribution Reporting [Member]
     
Goodwill [Line Items]      
Goodwill, Allocation Adjustment   $ 0.8