XML 31 R20.htm IDEA: XBRL DOCUMENT v3.7.0.1
Note 3 - Property and Equipment (Tables)
 12 Months Ended
Jun. 30, 2017
Notes Tables  
Property, Plant and Equipment [Table Text Block]
   
June 30,
2017
    
June 30,
2016
  
Machinery and equipment
   $
2,222,670
     $
2,222,670
  
Buildings and structures
    
401,470
      
401,470
  
Computers and office equipment
    
171,613
      
173,313
  
     
2,795,753
      
2,797,453
  
Less accumulated depreciation
    
(2,792,561
 )    
(2,793,194
 )
    $
3,192
     $
4,259