Other Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Other liabilities
Employee compensation and benefits	$ 20,730	$ 19,775
Deferred FCC repack income	32,938	20,620
Programming liability	50,262	43,825
Liability for pension benefits	186,768	198,444
Liabilities for uncertain tax positions	776	811
Other	10,061	11,067
Other liabilities (less current portion)	$ 301,535	$ 294,542