Property And Equipment (Summary Of Investment And Development Property) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Property, Plant and Equipment [Line Items]
Investment and development property, net	$ 23,002	$ 26,124	[1]
Land [Member]
Property, Plant and Equipment [Line Items]
Investment and development property, net	21,434	23,833
Construction-In-Progress (Including Capitalized Interest) [Member]
Property, Plant and Equipment [Line Items]
Investment and development property, net	$ 1,568	$ 2,291

[1] Certain prior period amounts have been reclassified to conform to the current period presentation (see Note 2 - Significant Accounting Policies - Reclassifications).