XML 39 R28.htm IDEA: XBRL DOCUMENT v3.20.2
Note 4 - Revenue Recognition (Tables)
 9 Months Ended
Jun. 30, 2020
Notes Tables  
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]
   
Customer
deposits
    
Deferred
revenue
    
Total contract
liabilities
 
Balance at September 30, 2019
   $
5,063,091
     $
1,059,407
     $
6,122,498
  
New performance obligations
    
6,469,112
      
546,285
      
7,015,397
  
Recognition of revenue as a result of satisfying performance obligations
    
(5,765,395
 )    
(701,741
 )    
(6,467,136
 )
Effect of exchange rate on deferred revenue
    
-
      
11,132
      
11,132
  
Balance at June 30, 2020
   $
5,766,808
     $
915,083
     $
6,681,891
  
Less: non-current portion
    
-
      
(383,413
 )    
(383,413
 )
Current portion at June 30, 2020
   $
5,766,808
     $
531,670
     $
6,298,478