Property And Equipment (Construction-In-Progress Balance) (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2021 USD ($)
Property, Plant and Equipment [Line Items]
Balance	$ 9,285
Balance	9,405
Operating And Investing Properties [Member]
Property, Plant and Equipment [Line Items]
Balance	14,919
Additions during the period	6,205
Completed during the period	(5,797)
Transferred to Held for Sale	(121)
Foreign currency translation	(350)
Balance	14,856
Operating And Investing Properties [Member] | Courtenay Central Development [Member]
Property, Plant and Equipment [Line Items]
Balance	7,255
Additions during the period	66
Foreign currency translation	(299)
Balance	7,022
Operating And Investing Properties [Member] | Cinema Developments And Improvements [Member]
Property, Plant and Equipment [Line Items]
Balance	6,357
Additions during the period	5,115
Completed during the period	(4,662)
Foreign currency translation	(19)
Balance	6,791
Operating And Investing Properties [Member] | Other Real Estate Projects [Member]
Property, Plant and Equipment [Line Items]
Balance	1,307
Additions during the period	1,024
Completed during the period	(1,135)
Transferred to Held for Sale	(121)
Foreign currency translation	(32)
Balance	$ 1,043