SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Revenue Recognition) (Narrative) (Details)	12 Months Ended
	Aug. 31, 2017 USD ($)
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Platinum membership rebate	2.00%
Maximum Platinum membership rebate	$ 500
Platinum membership recorded liability	100.00%
Platinum membership redemption rate	100.00%