SEGMENT INFORMATION (Details)	3 Months Ended							6 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Sep. 30, 2021 USD ($)	Jun. 30, 2021 USD ($)	Mar. 31, 2021 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Dec. 31, 2022 USD ($) segment	Dec. 31, 2021 USD ($)
SEGMENT INFORMATION
Number of reportable segments | segment												4
Related to acquisition of property												$ 6,763,000	$ 6,286,000
Acquisition of broadcasting assets amount												25,000,000	0
Net revenue	$ 121,250,000	$ 118,657,000	$ 112,131,000	$ 130,475,000	$ 111,234,000	$ 107,365,000	$ 91,211,000	$ 230,788,000	$ 198,576,000	$ 352,038,000	$ 309,810,000	484,604,000	440,285,000
Operating Expenses (including stock-based compensation and excluding depreciation and amortization and impairment of long-lived assets):												339,200,000	312,453,000
Depreciation and Amortization:												10,034,000	9,289,000
Impairment of Long-Lived Assets:	15,450,000	14,905,000		2,104,000				14,905,000		30,355,000		40,683,000	2,104,000
Operating income (loss):	17,974,000	25,863,000	36,538,000	20,287,000	34,475,000	37,920,000	23,757,000	62,401,000		80,375,000		94,687,000	116,439,000
Capital expenditures by segment are as follows:												7,598,000	6,286,000
Total assets:	$ 1,322,693,000	$ 1,335,248,000	$ 1,363,064,000	1,329,025,000	$ 1,305,756,000	$ 1,299,275,000	$ 1,217,989,000	$ 1,335,248,000	$ 1,299,275,000	$ 1,322,693,000	$ 1,305,756,000	1,338,487,000	1,329,025,000
Radio broadcasting
SEGMENT INFORMATION
Related to acquisition of property												835,000
Acquisition of broadcasting assets amount												25,000,000.0
Net revenue												156,678,000	140,246,000
Operating Expenses (including stock-based compensation and excluding depreciation and amortization and impairment of long-lived assets):												108,952,000	98,250,000
Depreciation and Amortization:												3,411,000	3,135,000
Impairment of Long-Lived Assets:												40,683,000	2,104,000
Operating income (loss):												3,632,000	36,757,000
Capital expenditures by segment are as follows:												3,750,000	2,826,000
Total assets:				623,265,000								606,199,000	623,265,000
Radio broadcasting | Intersegment Eliminations [Member]
SEGMENT INFORMATION
Net revenue												(3,588,000)	(3,338,000)
Reach Media
SEGMENT INFORMATION
Net revenue												43,117,000	46,437,000
Operating Expenses (including stock-based compensation and excluding depreciation and amortization and impairment of long-lived assets):												28,244,000	32,911,000
Depreciation and Amortization:												188,000	208,000
Operating income (loss):												14,685,000	13,318,000
Capital expenditures by segment are as follows:												269,000	160,000
Total assets:				33,451,000								49,164,000	33,451,000
Digital
SEGMENT INFORMATION
Net revenue												78,526,000	59,937,000
Operating Expenses (including stock-based compensation and excluding depreciation and amortization and impairment of long-lived assets):												56,760,000	42,698,000
Depreciation and Amortization:												1,323,000	1,264,000
Operating income (loss):												20,443,000	15,975,000
Capital expenditures by segment are as follows:												1,245,000	1,354,000
Total assets:				32,915,000								35,888,000	32,915,000
Cable television
SEGMENT INFORMATION
Net revenue												209,871,000	197,003,000
Operating Expenses (including stock-based compensation and excluding depreciation and amortization and impairment of long-lived assets):												105,420,000	101,872,000
Depreciation and Amortization:												3,847,000	3,738,000
Operating income (loss):												100,604,000	91,393,000
Capital expenditures by segment are as follows:												639,000	385,000
Total assets:				367,896,000								414,697,000	367,896,000
All Other - corporate/eliminations
SEGMENT INFORMATION
Net revenue												(3,588,000)	(3,338,000)
Operating Expenses (including stock-based compensation and excluding depreciation and amortization and impairment of long-lived assets):												39,824,000	36,722,000
Depreciation and Amortization:												1,265,000	944,000
Operating income (loss):												(44,677,000)	(41,004,000)
Capital expenditures by segment are as follows:												1,695,000	1,561,000
Total assets:				$ 271,498,000								$ 232,539,000	$ 271,498,000