ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Reclassification from AOCI) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May 31, 2016	May 31, 2015	May 31, 2016	May 31, 2015
Unrealized gain (loss) on derivatives:
Income tax effect	$ (11)	$ 469	$ (88)	$ 886
Net of income taxes	(32)	(804)	142	(1,570)
Unrealized gain (loss) on derivatives
Unrealized gain (loss) on derivatives:
Reclassification adjustments from AOCI on derivatives, before tax	(21)	(1,273)	230	(2,456)
Income tax effect	(11)	469	(88)	886
Net of income taxes	(32)	(804)	142	(1,570)
Unrealized gain (loss) on derivatives | Commodity | Cost of goods sold
Unrealized gain (loss) on derivatives:
Reclassification adjustments from AOCI on derivatives, before tax	(263)	(269)	(373)	(429)
Unrealized gain (loss) on derivatives | Foreign exchange | Cost of goods sold
Unrealized gain (loss) on derivatives:
Reclassification adjustments from AOCI on derivatives, before tax	223	(1,044)	641	(2,447)
Unrealized gain (loss) on derivatives | Foreign exchange | Net sales
Unrealized gain (loss) on derivatives:
Reclassification adjustments from AOCI on derivatives, before tax	(168)	(111)	(561)	(37)
Unrealized gain (loss) on derivatives | Foreign exchange | SG&A expenses
Unrealized gain (loss) on derivatives:
Reclassification adjustments from AOCI on derivatives, before tax	53	17	123	57
Unrealized gain (loss) on derivatives | Interest rate | Interest expense
Unrealized gain (loss) on derivatives:
Reclassification adjustments from AOCI on derivatives, before tax	134	134	400	400
Defined benefit obligation
Defined benefit obligation:
Income tax effect	0	(1)	(1)	(2)
Net of income taxes	2	3	5	9
Defined benefit obligation | SG&A expenses
Defined benefit obligation:
Amortization of prior services	$ 2	$ 4	$ 6	$ 11