Changes in Operations Severance and Related Expenses (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Schedule of Severance and Related Activities [Line Items]
Severance Costs	$ 111	$ 7,252	$ 4,520	$ 8,022
Television and Entertainment
Schedule of Severance and Related Activities [Line Items]
Severance Costs	78	6,844	4,413	6,865
Corporate and Other
Schedule of Severance and Related Activities [Line Items]
Severance Costs	$ 33	$ 408	$ 107	$ 1,157