v3.3.1.900
Note 13 - Earnings Per Share (Tables)
9 Months Ended 12 Months Ended
Sep. 30, 2015
Dec. 31, 2014
Earnings Per Share [Abstract]    
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   

Three Months Ended

September 30,

   

Nine Months Ended

September 30,

 
   

2015

   

2014

   

2015

   

2014

 

Basic:

                               

Numerator:

                               

Net loss

  $ (720,353 )   $ (570,551 )   $ (2,072,548 )   $ (1,271,934 )

Preferred deemed dividend and preferred stock dividend

          (83 )           (18,927 )

Less: Net loss allocated to participating securities

          598       6       5,973  
    $ (720,353 )   $ (570,036 )   $ (2,072,554 )   $ (714,959 )

Denominator:

                               

Weighted-average shares outstanding

    416,495,549       240,593,277       383,035,331       189,005,946  

Weighted-average unvested restricted shares outstanding

          (251,969 )     (1,095 )     (874,811 )

Denominator for basic net loss per share

    416,495,549       240,341,308       383,034,236       188,131,135  
                                 

Basic net loss per share attributable to common stockholders

  $ (0.00 )   $ (0.00 )   $ (0.01 )   $ (0.01 )
   

Year Ended

December 31,

 
   

2014

   

2013

 

Basic:

               

Numerator:

               

Net loss

  $ (1,852,301 )   $ (2,830,047 )

Preferred deemed dividend and preferred stock dividend

    (18,927 )     (1,028,609 )

Less: Net loss allocated to participating securities

    6,005       12,503  
    $ (1,865,223 )   $ (3,846,153 )

Denominator:

               

Weighted-average shares outstanding

    204,471,018       69,477,915  

Weighted-average unvested restricted shares outstanding

    (656,121 )     (306,958 )

Denominator for basic net loss per share

    203,814,897       69,170,957  
                 

Basic net loss per share attributable to common stockholders

  $ (0.01 )   $ (0.06 )
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
   

September 30,

2015

   

December 31,

2014

 

Stock options outstanding

          37,034,483  

Unvested restricted stock

          7,186  

Warrants to purchase common stock

    22,148,045       22,148,045  
   

December 31, 2014

   

December 31, 2013

 

Stock options outstanding

    37,034,483       5,368,233  

Unvested restricted stock

    7,186       1,890,952  

Warrants to purchase common stock

    22,148,045       9,648,045  

Preferred stock convertible into common stock

          68,353,582