Note 8 - Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	December 31,
	2021		2020
Payroll expenses and tax payable	$	187,000	$	123,000
Commission and bonuses payable and general accrued liabilities		1,063,000		2,670,000
Total accrued liabilities	$	1,250,000	$	2,793,000