Note 7 - Accrued Liabilities (Tables)

3 Months Ended

Mar. 31, 2023

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	March 31,		December 31,
	2023		2022
Payroll expenses and taxes payable	$	337,000	$	138,000
Commissions and bonuses payable and general accrued liabilities		50,000		695,000
Total accrued liabilities	$	387,000	$	833,000