XML 51 R41.htm IDEA: XBRL DOCUMENT v3.3.1.900
Note 2 - Summary of Significant Accounting Policies (Details) - Antidilutive Securities - shares
9 Months Ended 12 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Dec. 31, 2014
Employee Stock Option [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive Securities 3,352,783 2,294,534  
Common Stock Warrants [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive Securities 2,864,823   1,793,887
Rights to Shares [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive Securities   956,354 566,038