Note 6 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	December 31,
	2021		2020
Current:
Federal	$	-	$	-
State		-		12
Total current		-		12
Deferred:
Federal		234		-
State		39		-
Total deferred		273		-
Total income tax expense	$	273	$	12

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

	December 31,
	2021			2020
Computed income taxes at 21% for 2021 and 2020, respectively	$	(1,634	)	$	(502	)
(Decrease) increase in income taxes resulting from:
State and local income taxes, net of federal impact		(272	)		(72	)
Change in valuation allowance		2,892			571
True-up adjustment		(238	)		-
Stock-based compensation		-			1
Paycheck Protection Plan loan forgiveness		(481	)		-
Other		6			14
Income tax expense	$	273		$	12

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	December 31,
	2021			2020
Deferred tax assets:
Reserves and accruals	$	603		$	183
Amortization		60			53
Capital losses and other		12			13
Non-qualified stock option expense		2			194
Loss carryforwards		8,700			7,066
Total deferred tax assets		9,377			7,509
Valuation allowance		(7,649	)		(4,757	)
Net deferred tax assets		1,728			2,752
Deferred tax liabilities:
Depreciation		(2,001	)		(2,752	)
Total deferred tax liabilities		(2,001	)		(2,752	)
Net deferred tax liabilities	$	(273	)	$	-