ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Net Revenue	$ 121,403	$ 111,463	$ 352,562	$ 310,496
Radio Advertising [Member]
Net Revenue	45,081	43,089	128,726	119,033
Political Advertising [Member]
Net Revenue	2,766	711	5,137	1,991
Digital Advertising [Member]
Net Revenue	20,063	14,981	53,427	40,351
Cable Television Advertising [Member]
Net Revenue	26,801	22,969	86,336	66,638
Cable Television Affiliate Fees [Member]
Net Revenue	23,923	25,877	74,210	76,760
Event Revenues & Other [Member]
Net Revenue	$ 2,769	$ 3,836	$ 4,726	$ 5,723