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Note 13 - Fair Value Measurements - Assets and Liabilities Measured at Fair Value Recurring Basis (Details) - USD ($)	May 31, 2021	Aug. 31, 2020
Available for sale securities	$ 5,125,052	$ 5,544,722
Fair Value, Inputs, Level 1 [Member]
Available for sale securities	5,125,052	5,544,722
Fair Value, Inputs, Level 2 [Member]
Available for sale securities	0	0
Fair Value, Inputs, Level 3 [Member]
Available for sale securities	$ 0	$ 0

X

- Definition

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

+ References

No definition available.

+ Details

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Balance Type:	debit
Period Type:	instant

X

- Details

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- Details

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- Details

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