Acquisitions and Dispositions - Pro Forma Results of Operations for Acquisitions (Details) - Assets of WKOA (FM), WKHY (FM), WASK (FM), WXXB (FM), WASK (AM) and W269DJ from Neuhoff Communications, Inc. - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Acquisitions and Dispositions
Net operating revenue	$ 28,229	$ 30,256	$ 52,441	$ 56,178
Station operating expense	22,226	23,692	44,189	46,679
Corporate general and administrative	3,074	3,004	6,241	6,087
Depreciation and amortization	1,267	1,350	2,593	2,685
Other operating expense (income), net	253	6	307	977
Operating income (loss)	1,409	2,204	(889)	(250)
Interest expense	107	123	214	245
Interest income	(210)	(251)	(432)	(554)
Other income, net	(1)	(1,133)	(24)	(1,133)
Income (loss) before income tax expense	1,513	3,465	(647)	1,192
Current	510	816	(160)	275
Deferred	(125)	149	(40)	71
Income tax (benefit) expense	385	965	(200)	346
Net income (loss)	$ 1,128	$ 2,500	$ (447)	$ 846
Income (loss) per share:
Basic (in dollars per share)	$ 0.18	$ 0.4	$ (0.07)	$ 0.13
Diluted (in dollars per share)	$ 0.18	$ 0.4	$ (0.07)	$ 0.13