CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Assets, Current [Abstract]
Cash and cash equivalents	$ 62,181	$ 51,353	[1]
Accounts receivable, net	15,987	15,732	[1]
Prepaid expenses and other current assets	2,629	2,988	[1]
Barter transactions	1,273	895	[1]
Total current assets	82,070	70,968	[1]
Property and equipment	144,001	142,680	[1]
Less accumulated depreciation	90,550	87,795	[1]
Net property and equipment	53,451	54,885	[1]
Other assets:
Broadcast licenses, net	90,277	90,208	[1]
Goodwill	19,209	19,106	[1]
Other intangibles, right of use assets, deferred costs and investments, net	10,107	11,321	[1]
Total assets	255,114	246,488	[1]
Current liabilities:
Accounts payable	2,359	2,212	[1]
Accrued payroll and payroll taxes	6,901	5,660	[1]
Dividend payable	956
Other accrued expenses	5,033	5,267	[1]
Barter transactions	1,114	795	[1]
Current portion of long-term debt	10,000	0
Total current liabilities	26,363	13,934	[1]
Deferred income taxes	25,017	24,607	[1]
Long-term debt	0	10,000	[1]
Other liabilities	6,370	7,405	[1]
Total liabilities	57,750	55,946	[1]
Commitments and Contingencies.			[1]
Stockholders' equity:
Common stock	77	77	[1]
Additional paid-in capital	69,748	68,900	[1]
Retained earnings	164,543	158,990	[1]
Treasury stock	(37,004)	(37,425)	[1]
Total stockholders' equity	197,364	190,542	[1]
Total liabilities and stockholders' equity	$ 255,114	$ 246,488	[1]

[1] The balance sheet at December 31, 2020 has been derived from the audited financial statements at that date but does not include all of the information and footnotes required by accounting principles generally accepted in the United States for complete financial statements.