Quarterly report pursuant to Section 13 or 15(d)

REVENUE RECOGNITION (Ticketing Revenue) (Details)

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REVENUE RECOGNITION (Ticketing 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] | Ticketing [Member]        
Disaggregation of Revenue [Line Items]        
Revenue $ 244,001 $ (87,019) $ 272,323 $ 197,258
Percentage of Ticketing revenue to consolidated revenue 42.40%   31.40% 13.70%