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Note 15 - Subsequent Events (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
6 Months Ended 0 Months Ended
Jun. 30, 2014
Aug. 06, 2014
Subsequent Event [Member]
Note 15 - Subsequent Events (Details) [Line Items]    
Stock Issued During Period, Shares, New Issues   1,175,000
Share Price (in Dollars per share)   $ 4.50
Additional Shares of Common Stock Purchasable   176,250
Proceeds from Issuance of Common Stock (in Dollars) $ 806 $ 5,300
Class of Warrant or Right, Number of Securities Called by Warrants or Rights   47,000
Warrant Issuance of Common Stock Sold, Percent   4.00%
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per share)   $ 5.40
Warrant Issuance Price of Share Price, Percent   120.00%