Goodwill And Other Intangible Assets (Schedule Of Indefinite Lived Intangible Assets) (Details) $ in Thousands  | 
9 Months Ended | 
|---|---|
| 
 Sep. 30, 2016  
USD ($) 
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| Acquisitions [Abstract] | |
| Balance at December 31, 2015 | $ 22,644 | 
| Impact of foreign currency exchange rates | 85 | 
| Balance at September 30, 2016 | $ 22,729 | 
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- References No definition available. 
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- Definition Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Definition Amount of increase (decrease) of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit, from foreign currency translation adjustments. No definition available. 
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