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Note 5 - Goodwill and Intangible Assets (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Note 5 - Goodwill and Intangible Assets (Details) [Line Items]        
Amortization of Intangible Assets $ 63 $ 105 $ 127 $ 210
Trade Names [Member]
       
Note 5 - Goodwill and Intangible Assets (Details) [Line Items]        
Intangible Assets, Net (Excluding Goodwill) $ 325   $ 325