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Short And Long-Term Debt (Summary Of Short And Long-Term Debt) (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Debt Instrument [Line Items]    
Unamortized Finance Costs $ (139)
Total Debt 11,361
Less: Current maturities (2,040)
Total long-term debt 9,321
Domestic Term-Loan [Member]    
Debt Instrument [Line Items]    
Debt 6,250
Domestic Asset-based Revolving Credit Facility [Member]    
Debt Instrument [Line Items]    
Debt 4,000
Foreign Overdraft And Letter Of Credit Facility [Member]    
Debt Instrument [Line Items]    
Debt $ 1,250