Real Estate Transactions (Schedule Of The Total Transaction Gain) (Details) $ in Thousands, $ in Millions, $ in Millions	Sep. 30, 2021 USD ($)	Aug. 30, 2021 USD ($)	Aug. 30, 2021 NZD ($)	Jun. 30, 2021 USD ($)	Jun. 09, 2021 USD ($)	Jun. 09, 2021 AUD ($)	Mar. 31, 2021 USD ($)	Mar. 04, 2021 USD ($)	Mar. 04, 2021 NZD ($)	Feb. 23, 2021 NZD ($)
Auburn/Redyard [Member]
Property, Plant and Equipment [Line Items]
Selling price				$ 69,579	$ 69,600	$ 90.0
Less: Property book value				(30,231)
Total transaction gain, gross				39,348
Less: Direct costs incurred				(622)
Total transaction gain, net				38,726
Manukau [Member]
Property, Plant and Equipment [Line Items]
Selling price							$ 56,058	$ 56,100	$ 77.2	$ 1.0
Less: Property book value							(13,618)
Total transaction gain, gross							42,440
Less: Direct costs incurred							(1,514)
Total transaction gain, net							40,926
Coachella [Member]
Property, Plant and Equipment [Line Items]
Selling price							11,000
Less: Property book value							(4,351)
Total transaction gain, gross							6,649
Less: Direct costs incurred							(301)
Total transaction gain, net							$ 6,348
Royal George Theatre [Member]
Property, Plant and Equipment [Line Items]
Selling price				7,075
Less: Property book value				(1,824)
Total transaction gain, gross				5,251
Less: Direct costs incurred				(295)
Total transaction gain, net				$ 4,956
Invercargill [Member]
Property, Plant and Equipment [Line Items]
Selling price	$ 3,803	$ 3,800	$ 5.4
Less: Property book value	(1,425)
Total transaction gain, gross	2,378
Less: Direct costs incurred	(6)
Total transaction gain, net	$ 2,372