CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net income (loss)	$ 9,202,000	$ 11,157,000	$ (1,913,000)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	5,171,000	5,749,000	6,524,000
Deferred income tax expense (benefit)	935,000	195,000	(545,000)
Impairment of intangible assets			5,149,000
Amortization of deferred costs	10,000	37,000	40,000
Compensation expense related to restricted stock awards	1,858,000	1,335,000	2,221,000
(Gain) loss on sale of assets, net	(14,000)	7,000	(1,247,000)
(Gain) on insurance claims	(534,000)	(589,000)	(233,000)
Other (gain) loss, net	(118,000)	(45,000)
Barter (revenue) expense, net	46,000	(2,000)	(133,000)
Deferred and other compensation	1,425,000	(215,000)	463,000
Changes in assets and liabilities:
(Increase) decrease in receivables and prepaid expenses	(1,135,000)	507,000	3,016,000
Increase (decrease) in accounts payable, accrued expenses, and other liabilities	279,000	968,000	(1,254,000)
Total adjustments	7,923,000	7,947,000	14,001,000
Net cash provided by operating activities	17,125,000	19,104,000	12,088,000
Cash flows from investing activities:
Purchase of Short-term investments	(18,000,000)
Redemption of Short-term investments	8,000,000
Acquisition of property and equipment	(5,994,000)	(3,969,000)	(2,314,000)
Acquisition of broadcast properties	(57,000)	(150,000)	(190,000)
Proceeds from sale and disposal of assets	411,000	142,000	1,691,000
Proceeds from insurance claims	534,000	589,000	233,000
Other investing activities	116,000	40,000	(24,000)
Net cash used in investing activities	(14,990,000)	(3,348,000)	(604,000)
Cash flows from financing activities:
Payments on long-term debt		(10,000,000)
Cash dividends paid	(19,785,000)	(1,914,000)	(3,716,000)
Payments for debt issuance costs	(161,000)
Purchase of treasury shares	(147,000)	(435,000)	(449,000)
Net cash used in financing activities	(20,093,000)	(12,349,000)	(4,165,000)
Net increase (decrease) in cash and cash equivalents	(17,958,000)	3,407,000	7,319,000
Cash and cash equivalents, beginning of period	54,760,000	51,353,000	44,034,000
Cash and cash equivalents, end of period	$ 36,802,000	$ 54,760,000	$ 51,353,000