Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Net operating revenue	$ 118,149	$ 118,955	$ 111,792
Operating expenses (income):
Station operating expense	87,759	86,799	83,188
Corporate general and administrative	11,657	10,980	10,091
Other operating expense (income), net	55	(1,351)	509
Impairment of intangible assets	1,449	0	874
Operating Expenses, Total	100,920	96,428	94,662
Operating income from continuing operations	17,229	22,527	17,130
Other (income) expenses:
Interest expense	903	744	855
Write-off of debt issuance costs	0	0	557
Income from continuing operations before income taxes	16,326	21,783	15,718
Income tax provision:
Current	2,290	6,626	4,091
Deferred	(8,210)	2,247	2,481
Income tax provision	(5,920)	8,873	6,572
Income from continuing operations, net of tax	22,246	12,910	9,146
Income from discontinued operations, net of tax	32,471	5,276	4,268
Net income	$ 54,717	$ 18,186	$ 13,414
Basic earnings per share:
From continuing operations	$ 3.77	$ 2.20	$ 1.58
From discontinued operations	5.50	0.90	0.73
Basic earnings per share	$ 9.27	$ 3.1	$ 2.31
Weighted average common shares	5,803	5,761	5,706
Diluted earnings per share:
From continuing operations	$ 3.77	$ 2.19	$ 1.56
From discontinued operations	5.50	0.90	0.73
Diluted earnings per share	$ 9.27	$ 3.09	$ 2.29
Weighted average common and common equivalent shares	5,807	5,771	5,740
Dividends declared per share	$ 2	$ 1.3	$ 1.1