Property And Equipment (Summary Of Investment And Development Property) (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Property, Plant and Equipment [Line Items]
Investment and development property, net	$ 23,326	$ 23,002	[1]
Land [Member]
Property, Plant and Equipment [Line Items]
Investment and development property, net	21,709	21,434
Construction-In-Progress [Member]
Property, Plant and Equipment [Line Items]
Investment and development property, net	$ 1,617	$ 1,568

[1] Certain prior period amounts have been reclassified to conform to the current period presentation (see Note 1 - The Company and Basis of Presentation - Reclassifications)