7. SHAREHOLDERS EQUITY (Details - Dividends) - USD ($)	12 Months Ended
	Aug. 31, 2018	Aug. 31, 2017	Aug. 31, 2016
Total Amount	$ 4,161,740	$ 3,448,489	$ 3,413,274
FY 2018 1st Qtr [Member]
Record Date	Nov. 13, 2017
Distribution Date	Nov. 20, 2017
Number of Shares Outstanding on Record Date	17,284,792
Dividend per Share	$ 0.06
Total Amount	$ 1,037,088
FY 2018 2nd Qtr [Member]
Record Date	Jan. 26, 2018
Distribution Date	Feb. 02, 2018
Number of Shares Outstanding on Record Date	17,317,752
Dividend per Share	$ 0.06
Total Amount	$ 1,039,065
FY 2018 3rd Qtr [Member]
Record Date	Apr. 25, 2018
Distribution Date	May 02, 2018
Number of Shares Outstanding on Record Date	17,354,005
Dividend per Share	$ 0.06
Total Amount	$ 1,041,240
FY 2018 4th Qtr [Member]
Record Date	Jul. 26, 2018
Distribution Date	Aug. 02, 2018
Number of Shares Outstanding on Record Date	17,405,775
Dividend per Share	$ 0.06
Total Amount	$ 1,044,347
FY 2017 1st Qtr [Member]
Record Date		Nov. 10, 2016
Distribution Date		Nov. 17, 2016
Number of Shares Outstanding on Record Date		17,226,478
Dividend per Share		$ 0.05
Total Amount		$ 861,324
FY 2017 2nd Qtr [Member]
Record Date		Jan. 30, 2017
Distribution Date		Feb. 06, 2017
Number of Shares Outstanding on Record Date		17,233,758
Dividend per Share		$ 0.05
Total Amount		$ 861,688
FY 2017 3rd Qtr [Member]
Record Date		May 08, 2017
Distribution Date		May 15, 2017
Number of Shares Outstanding on Record Date		17,240,626
Dividend per Share		$ 0.05
Total Amount		$ 862,031
FY 2017 4th Qtr [Member]
Record Date		Jul. 28, 2017
Distribution Date		Aug. 04, 2017
Number of Shares Outstanding on Record Date		17,268,920
Dividend per Share		$ 0.05
Total Amount		$ 863,446
FY 2016 1st Qtr [Member]
Record Date			Nov. 09, 2015
Distribution Date			Nov. 16, 2015
Number of Shares Outstanding on Record Date			16,996,001
Dividend per Share			$ 0.05
Total Amount			$ 849,800
FY 2016 2nd Qtr [Member]
Record Date			Jan. 29, 2016
Distribution Date			Feb. 05, 2016
Number of Shares Outstanding on Record Date			17,018,001
Dividend per Share			$ 0.05
Total Amount			$ 850,900
FY 2016 3rd Qtr [Member]
Record Date			May 02, 2016
Distribution Date			May 09, 2016
Number of Shares Outstanding on Record Date			17,029,501
Dividend per Share			$ 0.05
Total Amount			$ 851,475
FY 2016 4th Qtr [Member]
Record Date			Aug. 11, 2016
Distribution Date			Aug. 18, 2016
Number of Shares Outstanding on Record Date			17,221,978
Dividend per Share			$ 0.05
Total Amount			$ 861,099