LONG-TERM DEBT - Surety Bonds, Letters of Credit and Guarantees (Details) $ in Millions	Sep. 30, 2019 USD ($)
Surety bonds
Debt Instrument [Line Items]
Guarantees obligations	$ 17.6
Commercial standby letters of credit
Debt Instrument [Line Items]
Guarantees obligations	49.2
iHeartCommunications, Inc. \| Commercial standby letters of credit
Debt Instrument [Line Items]
Guarantees obligations	$ 0.9

The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=118943654&loc=d3e12069-110248

Name:	us-gaap_GuaranteeObligationsCurrentCarryingValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant