Discontinued Operations (Details) - USD ($) $ in Thousands		3 Months Ended			9 Months Ended
		Sep. 30, 2017		Sep. 30, 2016	Sep. 30, 2017		Sep. 30, 2016
Income from discontinued operations, net of tax		$ 30,451		$ 1,511	$ 32,501		$ 3,688
Joplin, Missouri and Victoria, Texas Television Stations [Member]
Net operating revenue		3,296	[1]	6,241	14,238	[1]	17,094
Station operating expense	[2]	2,372	[1]	3,684	9,727	[1]	10,807
Other operating (income) expense		0	[1]	0	31	[1]	3
Operating income		924	[1]	2,557	4,480	[1]	6,284
Interest Expense	[3]	5	[1]	9	21	[1]	26
Income before income taxes		919	[1]	2,548	4,459	[1]	6,258
Pretax gain on the disposal of discontinued operations		50,842	[1]	0	50,842	[1]	0
Total pretax gain on discontinued operations		51,761	[1]	2,548	55,301	[1]	6,258
Income tax expense	[4]	21,310	[1]	1,037	22,800	[1]	2,570
Income from discontinued operations, net of tax		$ 30,451	[1]	$ 1,511	$ 32,501	[1]	$ 3,688

[1] Results of operations for the Television stations are reflected through August 31, 2017. The effective date of the sale was September 1, 2017.

[2] No depreciation expense was recorded by the Company beginning May 9, 2017, the date the Television segment’s assets were held for sale.

[3] Interest expense related to Surtsey Media, LLC debt that is guaranteed by the Television stations. Our affiliate repaid this loan when the television stations were sold on September 1, 2017.

[4] The effective tax rates on pretax income from discontinued operations were 41%