DERIVATIVES (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended
	Nov. 30, 2021	Nov. 30, 2020	Aug. 31, 2021
Derivative [Line Items]
Unrealized holding gain	$ 22,254	$ 1,164
Cash flow hedging instruments expected to be reclassified into earnings within the next twelve months	3,900
Foreign exchange
Derivative [Line Items]
Derivative notional amount	320,200		$ 389,500
Gain (loss) before income taxes for derivatives not designated as hedges	(8,000)	(1,900)
Commodity
Derivative [Line Items]
Derivative notional amount	217,500		$ 213,400
Unrealized holding gain	22,200	1,200
Commodity | Cost of goods sold
Derivative [Line Items]
Gain (loss) before income taxes for derivatives not designated as hedges	$ 2,700	$ (5,600)