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Note 4 - Accounts Receivable (Tables)
3 Months Ended
Mar. 31, 2023
Notes Tables  
Schedule of Receivables with Imputed Interest [Table Text Block]
  

March 31,

  

December 31,

 
  

2023

  

2022

 
         

Trade accounts

 $4,697,380  $4,798,827 

Premiums

  1,758,343   1,143,918 

Allowance for doubtful accounts

  (70,627)  (111,379)
         

Total Accounts Receivable, net

 $6,385,096  $5,831,366