Quarterly report pursuant to Section 13 or 15(d)

REVENUE RECOGNITION (Concerts Revenue) (Details)

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REVENUE RECOGNITION (Concerts Revenue) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Disaggregation of Revenue [Line Items]    
Percentage of concerts revenue from events and festivals 95.00%  
Concerts [Member]    
Disaggregation of Revenue [Line Items]    
Revenue $ 1,038,921 $ 863,277
Percentage of Concert revenue to consolidated revenue 70.10% 69.50%