Investments In Unconsolidated Real Estate Joint Ventures (Condensed Statements Of Operations For Equity Method Joint Ventures) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Investments In Unconsolidated Real Estate Joint Ventures [Abstract]
Total revenues	$ 5,063	$ 658	$ 6,254	$ 1,037
Total costs and expenses	(3,171)	(1,317)	(5,027)	(2,388)
Net earnings (loss)	1,892	(659)	1,227	(1,351)
Equity in net earning (losses) of unconsolidated real estate joint ventures	$ 1,655	$ (291)	$ 1,313	$ (595)