Quarterly report pursuant to Section 13 or 15(d)

REVENUE RECOGNITION (Sponsorship & Advertising Revenue) (Details)

v3.21.1
REVENUE RECOGNITION (Sponsorship & Advertising Revenue) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Disaggregation of Revenue [Line Items]    
Revenue $ 290,609 $ 1,365,693
Operating Segments [Member] | Sponsorship and Advertising [Member]    
Disaggregation of Revenue [Line Items]    
Revenue $ 22,647 $ 90,261
Percentage of The Sponsorship & Advertising revenue to consolidated revenue 7.80% 6.60%