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Note 8 - Debt (Details) - Future Maturities of Remaining Borrowings (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Future Maturities of Remaining Borrowings [Abstract]    
2014 July through December $ 30  
2015 66  
2016 72  
2017 26  
2018 0  
2019 and thereafter 70  
Total commitment 264 4,070
Less: portion classified as current (62) (59)
Long-term debt, net $ 202 $ 4,011