Program Rights (Amortization of Owned and Licensed Program Rights) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Owned original program rights
Predominantly Monetized Individually	$ 21,116	$ 33,728	$ 101,947	$ 128,072
Predominantly Monetized as a Group	63,800	35,534	165,547	82,850
Total	84,916	69,262	267,494	210,922
Licensed program rights
Predominantly Monetized Individually	485	12,597	2,620	29,838
Predominantly Monetized as a Group	110,898	131,350	356,571	369,339
Total	111,383	143,947	359,191	399,177
Predominantly Monetized Individually	21,601	46,325	104,567	157,910
Predominantly Monetized as a Group	174,698	166,884	522,118	452,189
Total	$ 196,299	$ 213,209	$ 626,685	$ 610,099