Deferred Preservation Costs And Inventories (Schedule Of Inventories) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Deferred Preservation Costs And Inventories [Abstract]
Raw materials and supplies	$ 5,706	$ 5,836
Work-in-process	767	830
Finished goods	3,298	3,891
Total inventories	$ 9,771	$ 10,557

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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