VALUATION AND QUALIFYING ACCOUNTS (Details) - Allowance For Doubtful Accounts [Member] - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2021	Aug. 31, 2020	Aug. 31, 2019
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	$ 147	$ 144	$ 97
Charged to Costs and Expenses	93	155	270
Deductions	(146)	(152)	(223)
Balance at End of Period	$ 94	$ 147	$ 144