GOODWILL, RADIO BROADCASTING LICENSES AND OTHER INTANGIBLE ASSETS - Goodwill Valuation Results (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
GOODWILL AND RADIO BROADCASTING LICENSES
Gross goodwill	$ 378,079	$ 378,079
Additions	437	0
Impairments	(7,240)	0
Accumulated impairment losses	(154,207)	(154,207)
Audacy asset exchange	(470)	(470)
Net goodwill	216,599	223,402
Radio Broadcasting Segment [Member]
GOODWILL AND RADIO BROADCASTING LICENSES
Gross goodwill	155,000	155,000
Additions	437	0
Impairments	(7,240)	0
Accumulated impairment losses	(117,748)	(117,748)
Audacy asset exchange	(470)	(470)
Net goodwill	29,979	36,782
Reach Media Segment [Member]
GOODWILL AND RADIO BROADCASTING LICENSES
Gross goodwill	30,468	30,468
Additions	0	0
Impairments	0	0
Accumulated impairment losses	(16,114)	(16,114)
Audacy asset exchange	0	0
Net goodwill	14,354	14,354
Digital Segment [Member]
GOODWILL AND RADIO BROADCASTING LICENSES
Gross goodwill	27,567	27,567
Additions	0	0
Impairments	0	0
Accumulated impairment losses	(20,345)	(20,345)
Audacy asset exchange	0	0
Net goodwill	7,222	7,222
Cable Television Segment [Member]
GOODWILL AND RADIO BROADCASTING LICENSES
Gross goodwill	165,044	165,044
Additions	0	0
Impairments	0	0
Accumulated impairment losses	0	0
Audacy asset exchange	0	0
Net goodwill	$ 165,044	$ 165,044