Revenues (Schedule Of Rent Revenues) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Revenues [Abstract]
Base rents	$ 114,655,000	$ 112,319,000	$ 110,739,000
Percentage rent	654,000	789,000	683,000
Straight-line rents	38,000	506,000	761,000
Amortization of intangible lease liabilities, net	2,751,000	3,125,000	4,322,000
Total rents	$ 118,098,000	$ 116,739,000	$ 116,505,000