Short And Long-Term Debt (Summary Of Short And Long-Term Debt) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Short And Long-Term Debt [Line Items]
Domestic Term-Loan	$ 2,750	$ 3,500
Note Payable Datrix Purchase	350	350
Total Debt	10,755	11,100
Less: Current maturities	(3,225)	(2,883)
Total Long-Term Debt	7,530	8,217
Domestic Asset-Based Revolving Credit Facility [Member]
Short And Long-Term Debt [Line Items]
Line of Credit Facility, Amount Outstanding	5,664	5,369
Foreign Overdraft And Letter Of Credit Facility [Member]
Short And Long-Term Debt [Line Items]
Line of Credit Facility, Amount Outstanding	$ 1,991	$ 1,881