INCOME TAXES (Significant Components of Income Tax Provision) (Details) - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2016	Aug. 31, 2015	Aug. 31, 2014
Current:
U.S.	$ 9,269	$ 10,918	$ 11,921
Foreign	30,705	33,676	29,120
Total	39,974	44,594	41,041
Deferred:
U.S.	832	3,941	613
Foreign	(82)	(3,100)	(381)
Valuation allowance charge (release)	2,125	2,131	99
Total	2,875	2,972	331
Provision for income taxes	$ 42,849	$ 47,566	$ 41,372