Quarterly report pursuant to Section 13 or 15(d)

LONG-LIVED ASSETS (Narrative) (Details)

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LONG-LIVED ASSETS (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Segment Reporting Information [Line Items]        
Gain (loss) on disposal of operating assets $ 30,199 $ (93) $ 33,796 $ 195
Concerts [Member]
       
Segment Reporting Information [Line Items]        
Gain (loss) on disposal of operating assets 31,332 (1) 34,462 469
New York Amphitheater [Member] | Concerts [Member]
       
Segment Reporting Information [Line Items]        
Gain (loss) on disposal of operating assets $ 9,400   $ 12,600