Aggregate dividends paid during the period for each share of common stock outstanding.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

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Aggregate dividends declared during the period for each share of common stock outstanding.

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Date the declared dividend will be paid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586

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The per share amount of a dividend declared, but not paid, as of the financial reporting date.

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Date the dividend to be paid was declared, in CCYY-MM-DD format.

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Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

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STOCKHOLDERS' EQUITY (Schedule of Dividends) (Details) - $ / shares									12 Months Ended
	Feb. 28, 2017	Feb. 03, 2017	Aug. 31, 2016	Feb. 29, 2016	Feb. 03, 2016	Aug. 31, 2015	Feb. 27, 2015	Feb. 04, 2015	Aug. 31, 2017	Aug. 31, 2016	Aug. 31, 2015
Dividends Payable [Line Items]
Amount									$ 0.70	$ 0.70	$ 0.70
2016 Dividend Declared [Member]
Dividends Payable [Line Items]
Declared									Feb. 03, 2017
Amount		$ 0.70
2015 Dividend Declared [Member]
Dividends Payable [Line Items]
Declared									Feb. 03, 2016
Amount					$ 0.70
2014 Dividend Declared [Member]
Dividends Payable [Line Items]
Declared									Feb. 04, 2015
Amount								$ 0.70
2017 First Dividend Paid [Member]
Dividends Payable [Line Items]
Record Date									Feb. 15, 2017
Date Paid									Feb. 28, 2017
Payment Amount	$ 0.35
2017 Second Dividend Paid [Member]
Dividends Payable [Line Items]
Record Date									Aug. 15, 2017
Date Paid									Aug. 31, 2017
Payment Amount Payable									$ 0.35
2016 First Dividend Paid [Member]
Dividends Payable [Line Items]
Record Date									Feb. 15, 2016
Date Paid									Feb. 29, 2016
Payment Amount				$ 0.35
2016 Second Dividend Paid [Member]
Dividends Payable [Line Items]
Record Date									Aug. 15, 2016
Date Paid									Aug. 31, 2016
Payment Amount			$ 0.35
2015 First Dividend Paid [Member]
Dividends Payable [Line Items]
Record Date									Feb. 13, 2015
Date Paid									Feb. 27, 2015
Payment Amount							$ 0.35
2015 Second Dividend Paid [Member]
Dividends Payable [Line Items]
Record Date									Aug. 14, 2015
Date Paid									Aug. 31, 2015
Payment Amount						$ 0.35