SEGMENT INFORMATION - Segment Data (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting Information [Line Items]
Net Revenue:	$ 449,674	$ 477,690
OPERATING EXPENSES:
Programming and technical	135,235	136,884
Sales and marketing	130,858	130,240
General and administrative	93,979	95,783
Other segment income (expenses)	13,861	16,208
Adjusted EBITDA	103,463	130,991
Stock-based compensation	5,700	10,000
Depreciation and amortization	7,716	7,101
Impairment of goodwill and intangible assets	151,755	129,278
Interest and investment income	5,980	6,967
Interest expense	48,571	56,196
Gain on retirement of debt	23,271	2,356
Other income, net	896	96,084
(Loss) income from consolidated operations before provision for income taxes	(94,009)	17,640
Provision for income taxes	9,759	7,944
Net (loss) income from consolidated operations	(103,768)	9,696
Related to acquisition of property	7,319	9,137
Acquisition of broadcasting assets amount	250	27,500
Radio Broadcasting
OPERATING EXPENSES:
Related to acquisition of property	100	1,500
Acquisition of broadcasting assets amount	200	27,500
Operating segment
OPERATING EXPENSES:
Adjusted EBITDA	103,463	130,991
Corporate Development Costs	8,658	12,872
Employment Agreement Award and other compensation	0	169
Severance-related costs	2,712	669
Investment expense from MGM National Harbor	0	(115)
Loss from ceased non-core business initiatives	2,491	2,613
Stock-based compensation	5,716	9,975
Depreciation and amortization	7,716	7,101
Impairment of goodwill and intangible assets	151,755	129,278
Interest and investment income	5,980	6,967
Interest expense	48,571	56,196
Gain on retirement of debt	23,271	2,356
Other income, net	896	96,084
(Loss) income from consolidated operations before provision for income taxes	(94,009)	17,640
Provision for income taxes	9,759	7,944
Net (loss) income from consolidated operations	(103,768)	9,696
Operating segment | Radio Broadcasting
Segment Reporting Information [Line Items]
Net Revenue:	165,803	156,214
OPERATING EXPENSES:
Programming and technical	46,357	43,705
Sales and marketing	49,521	47,931
General and administrative	30,693	29,967
Other segment income (expenses)	906	1,459
Adjusted EBITDA	40,138	36,070
Related to acquisition of property	4,994	7,105
Operating segment | Reach Media
Segment Reporting Information [Line Items]
Net Revenue:	47,260	52,888
OPERATING EXPENSES:
Programming and technical	14,475	16,207
Sales and marketing	16,003	17,660
General and administrative	4,148	4,283
Other segment income (expenses)	(596)	156
Adjusted EBITDA	12,038	14,894
Related to acquisition of property	73	119
Operating segment | Cable Television
Segment Reporting Information [Line Items]
Net Revenue:	168,199	196,207
OPERATING EXPENSES:
Programming and technical	60,610	62,935
Sales and marketing	31,412	30,539
General and administrative	17,061	15,158
Other segment income (expenses)	567	1,189
Adjusted EBITDA	59,683	88,764
Related to acquisition of property	81	142
Operating segment | Digital
Segment Reporting Information [Line Items]
Net Revenue:	70,748	75,495
OPERATING EXPENSES:
Programming and technical	14,683	15,490
Sales and marketing	35,695	36,317
General and administrative	2,310	3,708
Other segment income (expenses)	(468)	813
Adjusted EBITDA	17,592	20,793
Related to acquisition of property	1,560	1,172
All Other - Corporate/ Eliminations
Segment Reporting Information [Line Items]
Net Revenue:	(2,336)	(3,114)
OPERATING EXPENSES:
Programming and technical	(890)	(1,453)
Sales and marketing	(1,773)	(2,207)
General and administrative	39,767	42,667
Other segment income (expenses)	13,452	12,591
Adjusted EBITDA	(25,988)	(29,530)
Related to acquisition of property	$ 611	$ 599