Quarterly report pursuant to Section 13 or 15(d)

LONG-LIVED ASSETS (Details)

 v2.3.0.11
LONG-LIVED ASSETS (Details) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2011
Revenue-generating contracts [Member]
Jun. 30, 2011
Non-compete agreements [Member]
Jun. 30, 2011
Venue management and leaseholds [Member]
Jun. 30, 2011
Trademarks and naming rights [Member]
Jun. 30, 2011
Client/vendor relationships [Member]
Jun. 30, 2011
Technology [Member]
Jun. 30, 2011
Other [Member]
Apr. 30, 2010
LN - Haymon [Member]
Gross carrying amount [Abstract]                        
Balance at beginning of period     $ 1,264,426,000   $ 482,588,000 $ 175,740,000 $ 115,225,000 $ 23,998,000 $ 365,344,000 $ 95,102,000 $ 6,429,000  
Aquisitions     24,266,000   34,919,000 (5,178,000) 3,828,000 91,000 (10,174,000) 768,000 12,000  
Divestitures     (4,662,000)   (263,000) (100,000) 0 0 (4,299,000) 0 0  
Foreign currency and other     11,261,000   24,898,000 361,000 437,000 489,000 (16,509,000) 1,557,000 28,000  
Balance at end of period 1,295,291,000   1,295,291,000   542,142,000 170,823,000 119,490,000 24,578,000 334,362,000 97,427,000 6,469,000  
Accumulated Amortization [Abstract]                        
Balance at beginning of period     (267,158,000)   (112,575,000) (68,833,000) (30,878,000) (9,522,000) (30,314,000) (11,797,000) (3,239,000)  
Aquisitions 0   0   0 0 0 0 0 0 0  
Divestitures     685,000   263,000 61,000 0 0 361,000 0 0  
Amortization 41,000,000 31,000,000 (81,972,000) 61,500,000 (29,392,000) (13,333,000) (5,550,000) (4,131,000) (19,317,000) (9,519,000) (730,000)  
Foreign currency and other     809,000   (1,874,000) 961,000 1,044,000 (263,000) 1,347,000 (395,000) (11,000)  
Balance at end of period (347,636,000)   (347,636,000)   (143,578,000) (81,144,000) (35,384,000) (13,916,000) (47,923,000) (21,711,000) (3,980,000)  
Net carrying value [Abstract]                        
Net balance at beginning of period     997,268,000   370,013,000 106,907,000 84,347,000 14,476,000 335,030,000 83,305,000 3,190,000  
Aquisitions     24,266,000   34,919,000 (5,178,000) 3,828,000 91,000 (10,174,000) 768,000 12,000  
Divestitures     (3,977,000)   0 (39,000) 0 0 (3,938,000) 0 0  
Amortization 41,000,000 31,000,000 (81,972,000) 61,500,000 (29,392,000) (13,333,000) (5,550,000) (4,131,000) (19,317,000) (9,519,000) (730,000)  
Foreign currency and other     12,070,000   23,024,000 1,322,000 1,481,000 226,000 (15,162,000) 1,162,000 17,000  
Net balance at end of period 947,655,000   947,655,000   398,564,000 89,679,000 84,106,000 10,662,000 286,439,000 75,716,000 2,489,000  
Acquisitions, weighted average life (in years)     9   9 2 6 5   10 1  
Definite-lived intangible assets divested related to sale of artist management company     4,400,000                  
Amortization expense related to nonrecoupable ticketing contract advances $ 6,000,000 $ 3,600,000 $ 13,500,000 $ 4,700,000                
Acquired Finite-Lived Intangible Assets [Line Items]                        
Ownership interest acquired (in hundredths)                       49.00%