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, 2020
Mar. 31, 2019
Disaggregation of Revenue [Line Items]    
Revenue $ 1,365,693 $ 1,727,828
Operating Segments [Member] | Concerts [Member]    
Disaggregation of Revenue [Line Items]    
Revenue $ 993,393 $ 1,318,117
Percentage of Concert revenue to consolidated revenue 72.70% 76.30%
Percentage of Concerts revenue from events and festivals 95.00%