ACQUISITIONS AND DISPOSITIONS - Additional Information (Details)	12 Months Ended
	Dec. 31, 2021 USD ($)
Asset Acquisition [Line Items]
Radio broadcasting licenses	$ 21,100,000
Right of use assets	1,700,000
Advertising credit liability	1,900,000
Operating lease liabilities	921,000
Unfavorable lease liability	812,000
Land and land improvements
Asset Acquisition [Line Items]
Property, plant and equipment	1,800,000
Towers and antennas
Asset Acquisition [Line Items]
Property, plant and equipment	2,000,000.0
Buildings
Asset Acquisition [Line Items]
Property, plant and equipment	517,000
Transmitters
Asset Acquisition [Line Items]
Property, plant and equipment	1,000,000.0
Studios
Asset Acquisition [Line Items]
Property, plant and equipment	712,000
Vehicles
Asset Acquisition [Line Items]
Property, plant and equipment	53,000
Furniture and fixtures
Asset Acquisition [Line Items]
Property, plant and equipment	200,000
Computer equipment
Asset Acquisition [Line Items]
Property, plant and equipment	67,000
Other equipment
Asset Acquisition [Line Items]
Property, plant and equipment	19,000
Audacy and Gateway
Asset Acquisition [Line Items]
Net gain from transaction	$ 404,000