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Note 14 - Income Taxes (Details Textual) - USD ($)	12 Months Ended
	Aug. 31, 2019	Aug. 31, 2018
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	25.70%
Foreign Withholding Tax	$ 4,000	$ 79,000
Deferred Tax Assets, Operating Loss Carryforwards, Domestic, State, and Local	532,000
Deferred Tax Assets, Operating Loss Carryforwards, Foreign	152,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued, Total	0
Foreign Tax Authority [Member]
Tax Credit Carryforward, Valuation Allowance	5,790,500	5,789,600
Federal and State Tax [Member]
Operating Loss Carryforwards, Total	$ 2,973,800	$ 2,864,900

X

- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Including state and local operating loss carryforwards.

+ References

No definition available.

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The amount of foreign withholding tax.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible foreign operating loss carryforwards.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Amount of valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from tax credit carryforwards for which it is more likely than not that a tax benefit will not be realized.

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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