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Note 5 - Receivables (Tables)
12 Months Ended
Dec. 31, 2023
Notes Tables  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
  

December 31, 2023

  

December 31, 2022

 

Billed federal government

 $1,110,001  $1,573,407 

Billed commercial and local government

  6,600   56,152 

Unbilled receivables

  1,261   - 

Accounts receivable

 $1,117,862  $1,629,559