Short And Long-Term Debt (Summary Of Short And Long-Term Debt) (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Total Debt	$ 11,544	$ 9,837
Less: Current maturities	(1,941)	(1,908)
Total long-term debt	9,603	7,929
Domestic Asset-Based Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Total Debt	6,600	4,674
Foreign Overdraft And Letter Of Credit Facility [Member]
Debt Instrument [Line Items]
Total Debt	944	913
Domestic Term-Loan [Member]
Debt Instrument [Line Items]
Total Debt	$ 4,000	$ 4,250