STOCKHOLDERS' EQUITY (Schedule of Dividends) (Details) - $ / shares										12 Months Ended
	Aug. 31, 2020	Feb. 28, 2020	Feb. 06, 2020	Aug. 31, 2019	Feb. 28, 2019	Jan. 30, 2019	Aug. 31, 2018	Feb. 28, 2018	Jan. 24, 2018	Aug. 31, 2020	Aug. 31, 2019	Aug. 31, 2018
Dividends Payable [Line Items]
Amount										$ 0.70	$ 0.70	$ 0.70
2020 Dividend Declared [Member]
Dividends Payable [Line Items]
Declared										Feb. 06, 2020
Amount			$ 0.70
2019 Dividend Declared [Member]
Dividends Payable [Line Items]
Declared										Jan. 30, 2019
Amount						$ 0.70
2018 Dividend Declared [Member]
Dividends Payable [Line Items]
Declared										Jan. 24, 2018
Amount									$ 0.70
2020 First Dividend Paid [Member]
Dividends Payable [Line Items]
Record Date										Feb. 15, 2020
Date Paid										Feb. 28, 2020
Payment Amount		$ 0.35
2020 Second Dividend Paid [Member]
Dividends Payable [Line Items]
Record Date										Aug. 15, 2020
Date Paid										Aug. 31, 2020
Payment Amount	$ 0.35
2019 First Dividend Paid [Member]
Dividends Payable [Line Items]
Record Date										Feb. 15, 2019
Date Paid										Feb. 28, 2019
Payment Amount					$ 0.35
2019 Second Dividend Paid [Member]
Dividends Payable [Line Items]
Record Date										Aug. 15, 2019
Date Paid										Aug. 30, 2019
Payment Amount				$ 0.35
2018 First Dividend Paid [Member]
Dividends Payable [Line Items]
Record Date										Feb. 14, 2018
Date Paid										Feb. 28, 2018
Payment Amount								$ 0.35
2018 Second Dividend Paid [Member]
Dividends Payable [Line Items]
Record Date										Aug. 15, 2018
Date Paid										Aug. 31, 2018
Payment Amount							$ 0.35