Tax cuts and jobs act of 2017 alternative minimum tax credit refund.

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Tax Cuts And Jobs Act Of 2017 alternative minimum tax credit refundable.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible alternative minimum tax credit carryforwards.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Income Taxes (Details) - USD ($)	3 Months Ended		12 Months Ended
Income Taxes (Details) - USD ($)	Sep. 30, 2019	Sep. 30, 2018	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Income Tax [Line Items]
Loss before income taxes	$ (2,068,000)	$ (2,238,000)
Effective tax rate for continuing operations	0.00%	0.00%
Federal statutory effective tax rate	21.00%	21.00%
Alternative minimum tax credit receivable							$ 857,000
Alternative minimum tax credit to be refunded						$ 429,000
Unrecognized tax benefits	$ 0	$ 0
Forecast
Income Tax [Line Items]
Tax Cuts And Jobs Act Of 2017 Alternative minimum tax credit refundable			$ 107,000	$ 107,000	$ 214,000