ACQUISITIONS AND DISPOSITIONS (Details) - WFUN FM $ in Millions	Apr. 20, 2021 USD ($)	Nov. 06, 2020 item
ACQUISITIONS AND DISPOSITIONS
Assets, held for sale, tangible and intangible disposed	$ 8.0
Proceeds from assets sold	$ 8.0
Number of radio stations transferred \| item		3

The cash inflow from the sale of formerly productive land held for sale, anything permanently fixed to it, including buildings, structures on it, and so forth.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585

Name:	us-gaap_ProceedsFromSaleOfPropertyHeldForSale
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration