Investments In Unconsolidated Joint Ventures (Summary Of Equity Earnings (Losses) From Investments In Unconsolidated Joint Ventures) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Schedule of Equity Method Investments [Line Items]
Total equity earnings	$ 271	$ 258	$ (449)
Mt. Gravatt [Member]
Schedule of Equity Method Investments [Line Items]
Total equity earnings	392	254	(249)
Rialto Cinemas [Member]
Schedule of Equity Method Investments [Line Items]
Total equity earnings	$ (121)	$ 4	$ (200)