Investments In Unconsolidated Joint Ventures (Summary Of Equity Earnings (Loss) From Investments In Unconsolidated Joint Ventures And Entities) (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016		Sep. 30, 2017	Sep. 30, 2016
Schedule of Equity Method Investments [Line Items]
Total equity earnings	$ 136	$ 200	[1]	$ 654	$ 808	[1]
Rialto Cinemas [Member]
Schedule of Equity Method Investments [Line Items]
Total equity earnings	32	47		93	208
Mt. Gravatt [Member]
Schedule of Equity Method Investments [Line Items]
Total equity earnings	$ 104	$ 153		$ 561	$ 600

[1] Certain 2016 balances have been reclassified to conform to the 2017 presentation (see Note 2 - Summary of Significant Accounting Policies - Reclassifications).