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Note 14 - Subsequent Events (Details) (Subsequent Event [Member], USD $)
In Millions, except Share data, unless otherwise specified
 0 Months Ended
May 06, 2014
Apr. 29, 2014
Subsequent Event [Member]
    
Note 14 - Subsequent Events (Details) [Line Items]    
Shelf Registration Amount   $ 80
Equity Raise Requirement Removed   20
Other Liquidity Raise Requirement Removed   10
Equity Raise Requirement   10
Stock Issued During Period, Shares, New Issues (in Shares) 2,100,000  
Share Price (in Dollars per share) $ 6.90  
Proceeds from Issuance of Common Stock 14  
Line of Credit Facility, Maximum Borrowing Capacity $ 40.0