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
	Nov. 30, 2015	Nov. 30, 2014
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss), net of income taxes, for cash flow hedges recognized in AOCI	$ (9)	$ (525)
Commodity
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss), net of income taxes, for cash flow hedges recognized in AOCI	(477)	(68)
Foreign exchange
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss), net of income taxes, for cash flow hedges recognized in AOCI	$ 468	$ (457)