Investments In Unconsolidated Joint Ventures (Summary Of Results Of Operations Of Unconsolidated Joint Ventures) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Investments In Unconsolidated Joint Ventures [Abstract]
Total revenues	$ 81,075	$ 113,118	$ 155,552	$ 144,111
Operating and other expenses	(55,953)	(96,605)	(113,309)	(114,958)
Depreciation and amortization	(17,816)	(8,213)	(34,809)	(16,581)
Interest expense	(13,324)	(8,786)	(24,658)	(15,127)
Net loss	$ (6,018)	$ (486)	$ (17,224)	$ (2,555)