XML 44 R33.htm IDEA: XBRL DOCUMENT v3.21.2
Note 9 - Prepaid Expenses and Other (Tables)
9 Months Ended
Sep. 30, 2021
Notes Tables  
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]
  

September 30,

  

December 31,

 
  

2021

  

2020

 
         
         

Deposit for inventory

 $755,205  $66,995 

Other prepaid expenses

  141,793   64,178 

Insurance

  17,754   45,468 

Software licenses

  35,800   24,866 

Total prepayments

 $950,552  $201,507