Real Estate Transactions (Schedule Of The Total Transaction Gain Loss) (Details) $ in Thousands, $ in Millions	Mar. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Oct. 25, 2023 USD ($)	Oct. 25, 2023 AUD ($)
Maitland [Member]
Property, Plant and Equipment [Line Items]
Sales price		$ 1,774	$ 1,800	$ 2.8
Net book value		(835)
Gain (loss) on sale, gross of direct costs		939
Direct sale costs incurred		(139)
Gain (loss) on sale, net of direct costs		$ 800
Los Angeles [Member]
Property, Plant and Equipment [Line Items]
Sales price	$ 10,000
Net book value	(10,800)
Gain (loss) on sale, gross of direct costs	(800)
Direct sale costs incurred	(325)
Gain (loss) on sale, net of direct costs	$ (1,125)