Property And Equipment (Construction-In-Progress Balance) (Details) - Operating And Investing Properties [Member] $ in Thousands	3 Months Ended
	Mar. 31, 2023 USD ($)
Property, Plant and Equipment [Line Items]
Balance	$ 11,774
Additions during the period	780
Completed during the period	(516)
Foreign currency translation	(96)
Balance	11,942
Courtenay Central Development [Member]
Property, Plant and Equipment [Line Items]
Balance	6,380
Foreign currency translation	(69)
Balance	6,311
Cinema Developments And Improvements [Member]
Property, Plant and Equipment [Line Items]
Balance	2,990
Additions during the period	437
Completed during the period	(444)
Foreign currency translation	(21)
Balance	2,962
Other Real Estate Projects [Member]
Property, Plant and Equipment [Line Items]
Balance	2,404
Additions during the period	343
Completed during the period	(72)
Foreign currency translation	(6)
Balance	$ 2,669