6. SHAREHOLDERS EQUITY (Details - Dividends) - USD ($)	9 Months Ended		12 Months Ended
	May. 31, 2015	May. 31, 2014	Aug. 31, 2014
Total payment of dividends	$ 2,528,416	$ 2,258,688	$ 3,075,585
FY 2014 1st Qtr [Member]
Record Date			Nov. 08, 2013
Distribution Date			Nov. 15, 2013
Number of Shares Outstanding on Record Date			16,073,894
Dividend per Share			$ .04
Total payment of dividends			$ 642,956
FY 2014 2nd Qtr [Member]
Record Date			Feb. 17, 2014
Distribution Date			Feb. 24, 2014
Number of Shares Outstanding on Record Date			16,149,460
Dividend per Share			$ .05
Total payment of dividends			$ 807,473
FY 2014 3rd Qtr [Member]
Record Date			May 09, 2014
Distribution Date			May 16, 2014
Number of Shares Outstanding on Record Date			16,165,171
Dividend per Share			$ .05
Total payment of dividends			$ 808,259
FY 2014 4th Qtr [Member]
Record Date			Aug. 04, 2014
Distribution Date			Aug. 11, 2014
Number of Shares Outstanding on Record Date			16,337,955
Dividend per Share			$ .05
Total payment of dividends			$ 816,897
FY 2015 1st Qtr [Member]
Record Date	Nov. 07, 2014
Distribution Date	Nov. 14, 2014
Number of Shares Outstanding on Record Date	16,841,114
Dividend per Share	$ 0.05
Total payment of dividends	$ 842,056
FY 2015 2nd Qtr [Member]
Record Date	Jan. 26, 2015
Distribution Date	Feb. 02, 2015
Number of Shares Outstanding on Record Date	16,852,117
Dividend per Share	$ .05
Total payment of dividends	$ 842,604
FY 2015 3rd Qtr [Member]
Record Date	May 11, 2015
Distribution Date	May 18, 2015
Number of Shares Outstanding on Record Date	16,875,117
Dividend per Share	$ 0.05
Total payment of dividends	$ 843,754