Note 8 - Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	December 31,
	2020		2019
Payroll expenses and tax payable	$	123,000	$	299,000
Commission and bonuses payable and general accrued liabilities		2,670,000		621,000
Total accrued liabilities	$	2,793,000	$	920,000