Goodwill And Other Intangible Assets (Schedule Of Carrying Values Of Indefinite Lived Intangible Assets)(Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Indefinite-lived Intangible Assets [Line Items]
Goodwill	$ 11,365	$ 11,365
Procurement Contracts And Agreements [Member]
Indefinite-lived Intangible Assets [Line Items]
Indefinite lived intangible assets	2,013	2,013
Trademarks [Member]
Indefinite-lived Intangible Assets [Line Items]
Indefinite lived intangible assets	$ 860	$ 853