REVENUE - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Disaggregation of Revenue [Line Items]
Net revenues	$ 299,166	$ 316,969	$ 857,314	$ 911,703
Spot revenues
Disaggregation of Revenue [Line Items]
Net revenues	185,646	204,742	532,069	584,363
Digital revenues
Disaggregation of Revenue [Line Items]
Net revenues	64,792	62,685	188,373	190,024
Network revenues
Disaggregation of Revenue [Line Items]
Net revenues	22,516	23,663	63,208	66,592
Sponsorships and event revenues
Disaggregation of Revenue [Line Items]
Net revenues	13,825	13,760	38,207	35,724
Other revenues
Disaggregation of Revenue [Line Items]
Net revenues	$ 12,387	$ 12,119	$ 35,457	$ 35,000