FAIR VALUE MEASUREMENTS - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended						12 Months Ended
	Sep. 30, 2024	Jun. 30, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Net goodwill			$ 216,599				$ 196,425	$ 216,599	$ 216,599
Impairment charge							20,200
Radio broadcasting licenses			375,296				257,759	375,296
Tv One Llc
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impairment charge							13,100
Radio Broadcasting
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Net goodwill			29,979				29,979	29,979	$ 29,979
Impairment charge							118,500
Radio broadcasting licenses
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impairment charge	$ 37,700	$ 80,800	$ 5,000	$ 85,400	$ 22,100	$ 16,800	118,492	$ 129,278
Radio broadcasting licenses							$ 257,800