Geographic Information (Geographical Distribution Of Long-Lived Assets) (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Revenues from External Customers and Long-Lived Assets [Line Items]
Consolidated	$ 6,906	$ 6,742
USA [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Consolidated	5,393	5,125
Other - Primarily Singapore And Indonesia [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Consolidated	$ 1,513	$ 1,617