Quarterly report pursuant to Section 13 or 15(d)

REVENUE RECOGNITION (Ticketing Contract Advances) (Details)

v3.21.2
REVENUE RECOGNITION (Ticketing Contract Advances) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Capitalized Contract Cost [Line Items]        
Amortization of non-recoupable ticketing contract advances     $ 28,728 $ 32,126
Ticketing [Member]        
Capitalized Contract Cost [Line Items]        
Amortization of non-recoupable ticketing contract advances $ 18,100 $ 13,300 28,700 32,100
Prepaid Expenses [Member] | Ticketing [Member]        
Capitalized Contract Cost [Line Items]        
Ticketing contract advances 74,100 63,500 74,100 63,500
Other Noncurrent Assets [Member] | Ticketing [Member]        
Capitalized Contract Cost [Line Items]        
Ticketing contract advances $ 84,200 $ 87,000 $ 84,200 $ 87,000