Content Production Assets, Net (Schedule Of Content Production Assets) (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Film, Monetized on Its Own, Capitalized Cost [Abstract]
In release	$ 7,058	$ 8,735
Completed but not released	2,266	8
In production	8,957	9,978
In development	398	203
Total	18,679	18,924
Film, Monetized in Film Group, Capitalized Cost [Abstract]
In release	476	580
Completed but not released	263	163
In production	152	378
Total	$ 891	$ 1,121