Quarterly report pursuant to Section 13 or 15(d)

REVENUE RECOGNITION (Ticketing Contract Advances) (Details)

v3.21.1
REVENUE RECOGNITION (Ticketing Contract Advances) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Capitalized Contract Cost [Line Items]    
Amortization of non-recoupable ticketing contract advances $ 10,621 $ 18,811
Ticketing [Member]    
Capitalized Contract Cost [Line Items]    
Amortization of non-recoupable ticketing contract advances 10,600 18,800
Prepaid Expenses [Member] | Ticketing [Member]    
Capitalized Contract Cost [Line Items]    
Ticketing contract advances 64,100 63,500
Other Noncurrent Assets [Member] | Ticketing [Member]    
Capitalized Contract Cost [Line Items]    
Ticketing contract advances $ 82,600 $ 87,000