Note 13 - Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Bad Debt	$ 47	$ 119
Inventory	43	48
Accrued Expenses	222	16
Lease liability	208	341
Stock-based compensation	255	201
Transaction costs	0	0
Net operating loss carryovers	1,224	1,835
Other	9	3
Contribution	0	1
Derivatives	56	287
Total deferred income tax assets	2,064	2,851
ROU assets	(206)	(336)
Fixed assets	(18)	(56)
Total deferred income tax liabilities	(224)	(359)
Net deferred income tax assets	1,840	2,459
Valuation allowance	(1,840)	(2,459)
Deferred tax asset, net of allowance	$ 0	$ 0