Accrued Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Accrued Liabilities, Current [Abstract]
Employee related costs	$ 98,591	$ 98,661
Participations and residuals	110,990	106,785
Interest	21,845	29,345
Other accrued expenses	37,653	85,214
Total accrued liabilities	$ 269,079	$ 320,005