XML 36 R24.htm IDEA: XBRL DOCUMENT v3.7.0.1
Note 5 - Valuation Accounts (Tables)
 12 Months Ended
Dec. 31, 2016
Notes Tables  
Summary of Valuation Allowance [Table Text Block]
    Balance
Beginning of
Year		   Net Charged to
Costs and
Expenses		   Transfers   Net Write-Off   Balance End of
Year
2016                                        
Allowance for doubtful accounts   $
35,033
     $
-
     $
-
     $
(8,477
 )   $
26,556
  
Reserve for processing losses    
248,868
      
-
      
-
      
(76,036
 )    
172,832
  
                                         
2015                                        
Allowance for doubtful accounts   $
45,663
     $
-
     $
-
     $
(10,630
 )   $
35,033
  
Reserve for processing losses    
272,365
      
-
      
-
      
(23,497
 )    
248,868