Note 10 - Income Taxes (Tables)

12 Months Ended

Jun. 30, 2019

Notes Tables

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

	2019			2018
Expected income tax benefit at statutory rate	$	(557,000	)	$	(1,025,000	)
State taxes, net of federal benefit		(97,000	)		(110,000	)
Deferred compensation		-			790,000
Permanent differences and other		2,000			3,000
Expiration of net operating allowances		850,000			1,201,000
Tax Cut and Jobs Act		-			(275,000	)
Change in valuation allowance		(198,000	)		(584,000	)
Income tax benefit	$	-		$	-

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

	2019			2018
NOL Carryforwards (Federal and State)	$	11,864,000		$	12,394,000
Stock-based compensation		4,424,000			4,244,000
Impairment		1,340,000			1,340,000
Deferred compensation		1,027,000			875,000
Gross deferred tax assets		18,655,000			18,853,000
Valuation allowance		(18,655,000	)		(18,853,000	)
Net deferred tax assets	$	-		$	-