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, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Acquisitions and Dispositions
Net operating revenue	$ 29,282	$ 29,976	$ 54,574	$ 55,987
Station operating expense	24,023	23,095	47,669	45,482
Corporate general and administrative	3,049	2,472	6,178	5,088
Other operating expense , net	6		977	80
Operating income (loss)	2,204	4,409	(250)	5,337
Interest expense	123	122	245	244
Interest income	(251)	(347)	(554)	(636)
Other income, net	(1,133)		(1,133)	(119)
Income before income tax expense	3,465	4,634	1,192	5,848
Current	817	905	276	1,185
Deferred	149	353	71	410
Income tax expense (benefit) expense	966	1,258	347	1,595
Net income	$ 2,499	$ 3,376	$ 845	$ 4,253
Earnings per share:
Basic (in dollars per share)	$ 0.40	$ 0.55	$ 0.13	$ 0.69
Diluted (in dollars per share)	$ 0.40	$ 0.55	$ 0.13	$ 0.69