v3.3.1.900
Note 4 - Accounts Receivable (Tables)
9 Months Ended 12 Months Ended
Sep. 30, 2015
Dec. 31, 2014
Receivables [Abstract]    
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
   

September 30,

2015

   

December 31,

2014

 

Trade accounts

  $ 90,603     $ 154,172  

Less: Allowance for bad debts

    (20,215 )     (24,882 )

Less: Allowance for returns

          (10,834 )
    $ 70,388     $ 118,456  
   

December 31,

2014

   

December 31,

2013

 

Trade accounts

  $ 154,172     $ 575,375  

Less: Allowance for bad debts

    (24,882 )     (2,899 )

Less: Allowance for returns

    (10,834 )     (4,953 )
    $ 118,456     $ 567,523  
Allowance for Credit Losses on Financing Receivables [Table Text Block]
   

Balance as of Beginning of

Period

   

Provisions,

net

   

Write-Off/

Recovery

   

Balance as of

End of

Period

 

Nine months ended September 30, 2015

  $ 24,882     $ (4,672 )   $ 5     $ 20,215  

Year ended December 31, 2014

  $ 2,899     $ 36,763     $ (14,780 )   $ 24,882  
   

Balance as of Beginning of Period

   

Provisions, net

   

Write-Off

   

Balance as of End of Period

 

Year ended December 31, 2014

  $ 2,899     $ 36,763     $ (14,780 )   $ 24,882  

Year ended December 31, 2013

  $ 108,750     $ 92,224     $ (198,075 )   $ 2,899