Note 7 - Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	December 31,
	2022		2021
Payroll expenses and tax payable	$	138,000	$	187,000
Commission and bonuses payable and general accrued liabilities		695,000		1,063,000
Total accrued liabilities	$	833,000	$	1,250,000