Note D - Income Taxes and Available Carryforward - Deferred Tax Assets and Liabilities (Details) - USD ($)	9 Months Ended
	Mar. 31, 2019	Jun. 30, 2018
Deferred tax assets
NOL and contribution carryforwards	$ 367,626
Accrued compensated absences	8,593
Accrued bonus
Allowance for doubtful accounts	1,703
Total deferred tax assets	377,922
Deferred tax (liabilities)
Excess of tax over book depreciation	(6,449)
Total deferred tax (liabilities)	(6,449)
Total deferred tax asset	371,473
Valuation Allowance	(144,348)	$ (133,867)
Net Deferred Tax Asset	227,125
	$ (10,481)