Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION (Summary of stock-based compensation expense) (Details)

v3.22.0.1
STOCK-BASED COMPENSATION (Summary of stock-based compensation expense) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Total stock-based compensation expense $ 209,337 $ 116,889 $ 48,785
Total unrecognized compensation cost $ 53,200    
Amortization period of unrecognized compensation cost 1 year 10 months 24 days    
Ticketmaster Plan [Member]      
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Expiration period 10 years    
Selling, General and Administrative Expense [Member]      
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Total stock-based compensation expense $ 161,849 88,620 21,947
Corporate expenses [Member]      
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Total stock-based compensation expense $ 47,488 $ 28,269 $ 26,838