Note 11 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

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

	2020			2019
Deferred tax assets:
Net operating loss carryforwards	$	8,277,000		$	10,753,000
Depreciation and amortization		827,000			668,000
Non-cash compensation		(225,000	)		(69,000	)
Other		49,000			46,000
Valuation Allowance		(7,534,000	)		(10,004,000	)
Deferred tax asset	$	1,394,000		$	1,394,000

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

	2020		2019
Current provision:
Federal	$	—	$	—
State		118,057		101,888
		118,057		101,888
Deferred provision:
Federal expense		—		—
Expense for income taxes	$	118,057	$	101,888

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

	2020			2019
Income tax (benefit) at 21%	$	(610,000	)	$	(1,074,000	)
Change in valuation allowance		(2,470,000	)		1,102,000
Permanent and other differences		3,080,000			(28,000	)
Alternative minimum tax and state taxes		118,057			101,888
Income tax expense	$	118,057		$	101,888