Note 5 - Receivables (Tables)

9 Months Ended

12 Months Ended

Sep. 30, 2023

Dec. 31, 2022

Notes Tables

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

	September 30, 2023		December 31, 2022
Billed federal government	$	1,456,519	$	1,573,407
Billed commercial and local government		22,000		56,152
Unbilled receivables		1,261		-
Accounts receivable	$	1,479,780	$	1,629,559

	2022		2021
Billed federal government	$	1,573,407	$	1,594,473
Billed commercial		56,152		-
Unbilled receivables		-		70,389
Accounts receivable	$	1,629,559	$	1,664,862