Goodwill And Intangible Assets (Summary Of Goodwill) (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2022 USD ($)
Goodwill [Line Items]
Beginning balance	$ 26,758
Foreign currency translation adjustment	(2,627)
Ending balance	24,131
Cinema [Member]
Goodwill [Line Items]
Beginning balance	21,534
Foreign currency translation adjustment	(2,627)
Ending balance	18,907
Real Estate [Member]
Goodwill [Line Items]
Beginning balance	5,224
Ending balance	$ 5,224