PROPERTY, PLANT AND EQUIPMENT, INTANGIBLE ASSETS AND GOODWILL - Schedule Of Property, Plant And Equipment (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 968,355	$ 924,570
Less: accumulated depreciation	149,096	77,694
Property, plant and equipment, net	819,259	846,876
Land, buildings and improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	388,096	385,017
Towers, transmitters and studio equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	160,955	156,739
Furniture and other equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	390,680	361,527
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 28,624	$ 21,287

Amount, before accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(13))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant