Investments In Unconsolidated Joint Ventures (Summary Of Results Of Operations Of Unconsolidated Joint Ventures) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Investments In Unconsolidated Joint Ventures [Abstract]
Total revenues	$ 70,122	$ 74,477
Operating and other expenses	(45,561)	(57,356)
Depreciation and amortization	(18,842)	(16,993)
Interest expense	(14,049)	(11,334)
Net loss	$ (8,330)	$ (11,206)