Program Rights and Obligations (Amortization of Owned and Licensed Program Rights) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Owned original program rights
Predominantly Monetized Individually	$ 307,676	$ 349,078
Predominantly Monetized as a Group	53,547	61,108
Total	361,223	410,186
Licensed program rights
Predominantly Monetized Individually	73,648	94,534
Predominantly Monetized as a Group	474,468	419,166
Total	548,116	513,700
Predominantly Monetized Individually	381,324	443,612
Predominantly Monetized as a Group	528,015	480,274
Total	$ 909,339	$ 923,886