7. SHAREHOLDERS EQUITY (Details - Assumptions) - USD ($)	9 Months Ended
	May 31, 2020	May 31, 2019
Equity [Abstract]
Estimated fair value of awards granted	$ 1,996,200	$ 1,928,820
Unvested Forfeiture Rate	0.00%	6.20%
Weighted average grant price	$ 33.83	$ 22.78
Weighted average market price	$ 33.83	$ 22.69
Weighted average volatility	32.27%	31.61%
Weighted average risk-free rate	1.62%	2.59%
Weighted average dividend yield	0.71%	1.10%
Weighted average expected life	6 years 8 months 5 days	6 years 7 months 21 days