GOODWILL AND OTHER INTANGIBLE ASSETS (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	May. 31, 2015	May. 31, 2014	May. 31, 2015	May. 31, 2014	Aug. 31, 2014
Goodwill and Intangible Assets Disclosure [Abstract]
Gross carrying amounts of the intangible assets subject to amortization	$ 48.1		$ 48.1		$ 53.8
Amortization expense for intangible assets	$ 1.6	$ 1.7	$ 5.2	$ 3.6