Accrued Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Accrued Liabilities, Current [Abstract]
Employee related costs	$ 71,636	$ 98,661
Participations and residuals	87,839	106,785
Interest	22,817	29,345
Other accrued expenses	85,972	85,214
Total accrued liabilities	$ 268,264	$ 320,005