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Note 4 - Long-term Debt (Details) - Long-Term Debt (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Debt Instrument [Line Items]    
Other $ 118 $ 95
1,846 2,304
Less: portion due within one year 1,113 1,532
Other 733 772
Europe [Member]
   
Debt Instrument [Line Items]    
Revolving credit facilities - Europe 829 933
Note payable - Europe 867 921
Terms loans - Europe $ 32 $ 355