ASSETS HELD FOR SALE - Narrative (Details) $ in Thousands		3 Months Ended						12 Months Ended
	Apr. 20, 2021 USD ($)	Dec. 31, 2022 USD ($) radioMarket	Sep. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($) station	Jun. 30, 2020 USD ($) license	Dec. 31, 2022 USD ($) radioMarket	Jun. 30, 2021 USD ($)
Long Lived Assets Held-for-sale [Line Items]
License, station assets and tower assets to be sold, number of markets | radioMarket		6						6
Beasley Exchange 2022
Long Lived Assets Held-for-sale [Line Items]
Loss (gain) on disposition of business								$ (2,000)
Sold
Long Lived Assets Held-for-sale [Line Items]
Disposal of asset, consideration						$ 400
Gain (loss) on sale						(100)
Held-for-sale
Long Lived Assets Held-for-sale [Line Items]
Number of broadcasting licenses | license							2
Net assets held for sale		$ 5,474			$ 1,033	$ 21,400	$ 500	5,474
Gain (loss) on sale	$ 4,000
Held-for-sale | Land, Land Improvements And Equipment, Sacramento CA
Long Lived Assets Held-for-sale [Line Items]
Net assets held for sale									$ 500
Gain (loss) on sale					4,600
Held-for-sale | Land And Equipment, Sacramento CA
Long Lived Assets Held-for-sale [Line Items]
Net assets held for sale					$ 1,000
Gain (loss) on sale				$ (500)
Held-for-sale | Land And Equipment, Houston Texas
Long Lived Assets Held-for-sale [Line Items]
Net assets held for sale				$ 4,200
Gain (loss) on sale		35,300	$ 10,600
Held-for-sale | Land And Equipment, Las Vegas Nevada
Long Lived Assets Held-for-sale [Line Items]
Net assets held for sale			$ 8,300
Held-for-sale | License And Assets, Palm Desert, California
Long Lived Assets Held-for-sale [Line Items]
Net assets held for sale		$ 4,600						$ 4,600
Charlotte, North Carolina | Held-for-sale | Urban One, Inc.
Long Lived Assets Held-for-sale [Line Items]
Number of stations | station						4
St. Louis, Missouri | Held-for-sale | Urban One, Inc.
Long Lived Assets Held-for-sale [Line Items]
Number of stations | station						1
Washington, D.C. | Held-for-sale | Urban One, Inc.
Long Lived Assets Held-for-sale [Line Items]
Number of stations | station						1
Philadelphia, Pennsylvania | Held-for-sale | Urban One, Inc.
Long Lived Assets Held-for-sale [Line Items]
Number of stations | station						1