DERIVATIVES AND RISK MANAGEMENT (Effective Portion of Derivatives Designated as Cash Flow Hedging Instruments Recognized in Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May 31, 2019	May 31, 2018	May 31, 2019	May 31, 2018
Foreign exchange
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss), net of income taxes, for cash flow hedges recognized in AOCI	$ (145)	$ 13	$ (267)	$ 38