Investments In Unconsolidated Joint Ventures (Summary Of Equity Earnings From Investments In Unconsolidated Joint Ventures And Entities) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Schedule of Equity Method Investments [Line Items]
Total equity earnings	$ 80	$ 136	$ 667	$ 654
Rialto Cinemas [Member]
Schedule of Equity Method Investments [Line Items]
Total equity earnings		32	152	93
Mt. Gravatt [Member]
Schedule of Equity Method Investments [Line Items]
Total equity earnings	$ 80	$ 104	$ 515	$ 561