6. SHAREHOLDERS EQUITY (Details - Option activity)	6 Months Ended
	Feb. 28, 2017 $ / shares shares
Number of Options
Awards Outstanding, ending balance | shares	1,333,440
Exercisable, end of period | shares	379,520
Weighted-Average Exercise Price Per Share
Outstanding | $ / shares	$ 8.32
Exercisable, end of period | $ / shares	$ 6.01
Incentive Stock Options (ISOs) [Member]
Number of Options
Awards Outstanding, beginning balance | shares	894,750
Granted | shares	404,582
Exercised | shares	(7,760)
Canceled/Forfeited | shares	(5,300)
Awards Outstanding, ending balance | shares	1,286,272
Exercisable, end of period | shares	366,520
Weighted-Average Exercise Price Per Share
Outstanding | $ / shares	$ 7.54
Granted | $ / shares	10.05
Exercised | $ / shares	6.85
Canceled/Forfeited | $ / shares	9.44
Outstanding | $ / shares	8.32
Exercisable, end of period | $ / shares	$ 6.01
Weighted-Average Remaining Contractual Life
Outstanding, beginning of period	7 years 8 months 19 days
Outstanding, end of period	8 years 29 days
Exercisable	5 years 5 months 27 days
Non-Qualified Stock Options (NQSOs) [Member]
Number of Options
Awards Outstanding, beginning balance | shares	52,750
Granted | shares	17,418
Exercised | shares	(9,500)
Canceled/Forfeited | shares	(13,500)
Awards Outstanding, ending balance | shares	47,168
Exercisable, end of period | shares	13,000
Weighted-Average Exercise Price Per Share
Outstanding | $ / shares	$ 6.88
Granted | $ / shares	10.05
Exercised | $ / shares	5.88
Canceled/Forfeited | $ / shares	7.43
Outstanding | $ / shares	8.10
Exercisable, end of period | $ / shares	$ 6.17
Weighted-Average Remaining Contractual Life
Outstanding, beginning of period	8 years 26 days
Outstanding, end of period	8 years 10 months 10 days
Exercisable	7 years 1 month 28 days