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Acquisition Of PC Werth (Schedule Of Business Acquisition Purchase Price) (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Business Acquisition [Line Items]        
Goodwill $ 9,551 $ 9,194 $ 9,194 $ 9,709
PC Werth Ltd [Member]        
Business Acquisition [Line Items]        
Inventory 155      
Property, Plant and Equipment 39      
Intellectual Property 39      
Goodwill 357      
Payables (393)      
Purchase price $ 197