Annual report pursuant to Section 13 and 15(d)

RELATED-PARTY TRANSACTIONS (Details)

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RELATED-PARTY TRANSACTIONS (Details) (USD $)
12 Months Ended 11 Months Ended 1 Months Ended 11 Months Ended 12 Months Ended 1 Months Ended 12 Months Ended 1 Months Ended 12 Months Ended 12 Months Ended
Dec. 31, 2011
Dec. 31, 2011
Clear Channel [Member]
Dec. 31, 2010
Clear Channel [Member]
Dec. 31, 2009
Clear Channel [Member]
Dec. 31, 2010
IAC [Member]
Jun. 30, 2011
Liberty Media [Member]
Feb. 28, 2011
Liberty Media [Member]
Feb. 28, 2009
Liberty Media [Member]
Dec. 31, 2010
ATC Aviation, Inc. [Member]
Dec. 31, 2011
ATC Aviation, Inc. [Member]
Jan. 31, 2011
Front Line [Member]
Mar. 31, 2010
Front Line [Member]
Jan. 31, 2011
Azoff Trust [Member]
Mar. 31, 2010
Azoff Trust [Member]
Jan. 31, 2011
Board of Directors Chairman [Member]
Mar. 31, 2010
Board of Directors Chairman [Member]
Dec. 31, 2011
Management of Subsidiary [Member]
Dec. 31, 2010
Management of Subsidiary [Member]
Dec. 31, 2009
Management of Subsidiary [Member]
Jan. 31, 2011
Employee of Subsidiary [Member]
Dec. 31, 2010
Employee of Subsidiary [Member]
Dec. 31, 2009
Employee of Subsidiary [Member]
Dec. 31, 2011
Other Related Parties [Member]
Dec. 31, 2010
Other Related Parties [Member]
Dec. 31, 2009
Other Related Parties [Member]
Dec. 31, 2010
Executive Officer [Member]
Dec. 31, 2011
Equity Method Investees [Member]
Dec. 31, 2010
Equity Method Investees [Member]
Dec. 31, 2009
Equity Method Investees [Member]
Related Party Transaction [Line Items]                                                          
Expenses from transactions with related party   $ 4,400,000 $ 5,100,000 $ 8,300,000 $ 1,800,000       $ 700,000 $ 1,700,000                         $ 7,757,000 $ 11,474,000 $ 17,335,000   $ 4,800,000 $ 5,000,000 $ 7,400,000
Outstanding principal balance on promissory note                     1,000,000                                    
Number of directors nominated by related party               2                                          
Common shares sold to related party pursuant to the subscription agreement (in shares)           5,500,000 1,800,000                                            
Aggregate cash consideration of common shares sold 76,492,000         57,700,000 18,800,000                                            
Dividend paid by consolidated subsidiary                     20,100,000 20,600,000                                  
Dividend paid by consolidated subsidiary to parent                     15,000,000 15,000,000                                  
Dividends paid by majority owned consolidated subsidiary to minority owners                         3,000,000 3,000,000                              
Common shares held by noncontrolling interest shareholders (in shares)                           25,918.276                              
Gross-up payment related party                             600,000 700,000                          
Principal amount of promissory note made by a wholly owned subsidiary to a majority owned subsidiary                     20,700,000 21,300,000                                  
Interest rate of promissory note (in hundredths)                     4.50% 4.50%                                  
Deferred consideration payments from a business combination                                 6,800,000 6,900,000 8,300,000                    
Number of companies acquired, which the Company has a deferred purchase consideration obligation, that hold the lease of a venue                                 1 1 1                    
Noncontrolling interest in clubs and theaters venue promotion business sold (in hundredths)                                       49.90%                  
Number of employees that partially own business                                       2           1      
Cash and assets received from divestiture of noncontrolling interest in a business                                       12,600,000 16,600,000 21,300,000              
Number of venues sold                                           3              
Receivable balance                                             13,300,000 22,400,000          
Revenue from transactions with related parties                                             $ 1,953,000 $ 3,604,000 $ 2,778,000   $ 1,300,000 $ 1,200,000 $ 4,600,000