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 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Disaggregation of Revenue [Line Items]        
Revenue $ 575,946 $ 74,084 $ 866,555 $ 1,439,777
Operating Segments [Member] | Concerts [Member]        
Disaggregation of Revenue [Line Items]        
Revenue $ 286,958 $ 141,823 $ 526,374 $ 1,135,216
Percentage of Concert revenue to consolidated revenue 49.80%   60.70% 78.80%
Percentage of Concerts revenue from events and festivals     95.00%