Other Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Other liabilities
Employee compensation and benefits	$ 30,267	$ 29,249
Deferred FCC repack income	38,766	41,863
Programming liability	244,910	274,564
Liability for pension benefits	71,984	73,651
Liabilities for uncertain tax positions	17,439	16,334
Finance leases	30,909	30,146
Other	15,824	18,374
Other liabilities (less current portion)	$ 450,099	$ 484,181