ASSETS HELD FOR SALE - Assets Held for Sale (Details) - Disposal Group, Held-for-sale, Not Discontinued Operations - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Long Lived Assets Held-for-sale [Line Items]
Radio broadcasting licenses	$ 0	$ 856
Net assets held for sale	2,476	5,474
Land and land improvements
Long Lived Assets Held-for-sale [Line Items]
Property and equipment	590	0
Building
Long Lived Assets Held-for-sale [Line Items]
Property and equipment	1,776	0
Equipment
Long Lived Assets Held-for-sale [Line Items]
Property and equipment	$ 110	$ 4,618