Annual report pursuant to Section 13 and 15(d)

Note 1 - Potential Shares of Common Stock Excluded from Diluted Net Loss Per Share (Details)

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Note 1 - Potential Shares of Common Stock Excluded from Diluted Net Loss Per Share (Details) - shares
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Restricted Stock [Member]    
Anti-dilutive Securities (in shares) 339,288 590,868
Employee Stock Option [Member]    
Anti-dilutive Securities (in shares) 477,459 314,775
Warrant [Member]    
Anti-dilutive Securities (in shares) 90,000 90,000