XML 45 R32.htm IDEA: XBRL DOCUMENT v3.19.2
Note 13 - Additional Cash Flow Information (Tables)
 12 Months Ended
Jun. 30, 2019
Notes Tables  
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]
   
2019
   
2018*
 
Accounts receivable
   $
1,031,180
     $
(773,330
 )
Inventories
    
(712,769
 )    
2,206,664
  
Prepaid expenses and other current assets
    
72,887
      
(381
 )
Income taxes receivable
    
(13,285
 )    
439
  
Accounts payable
    
6,882
      
(813,619
 )
Accrued liabilities
    
(138,448
 )    
30,834
  
Net change
   $
246,447
     $
650,607
  
                 
Net cash paid
(refunded)
during the year for:
                
Income taxes
   $
1,620
     $
3,182
  
Interest expense
   $
-
     $
5,218