SEGMENT INFORMATION - Segment Adjusted EBITDA (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Segment Reporting Information [Line Items]
Net revenue	$ 77,651	$ 92,235
Operating Segments
Segment Reporting Information [Line Items]
Severance-related costs	134	219
Segment Adjusted EBITDA	12,873	20,948
Operating Segments \| Radio Broadcasting
Segment Reporting Information [Line Items]
Net revenue	30,536	32,610
Programming and technical	11,606	11,293
Sales and marketing	10,518	11,546
General and administrative	6,641	7,050
Severance-related costs	48	77
Other segment costs		50
Segment Adjusted EBITDA	1,819	2,848
Operating Segments \| Reach Media
Segment Reporting Information [Line Items]
Net revenue	4,860	5,853
Programming and technical	3,083	3,368
Sales and marketing	1,643	2,125
General and administrative	735	1,026
Severance-related costs	72	114
Other segment costs		1
Segment Adjusted EBITDA	(529)	(551)
Operating Segments \| Digital
Segment Reporting Information [Line Items]
Net revenue	6,788	10,212
Programming and technical	3,040	3,187
Sales and marketing	4,627	6,787
General and administrative	488	184
Severance-related costs	6	3
Other segment costs		1
Segment Adjusted EBITDA	(1,361)	58
Operating Segments \| Cable Television
Segment Reporting Information [Line Items]
Net revenue	36,032	44,193
Programming and technical	12,446	12,909
Sales and marketing	7,403	9,096
General and administrative	3,239	3,595
Severance-related costs	0	(1)
Other segment costs		0
Segment Adjusted EBITDA	$ 12,944	$ 18,592

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