CAPITAL STOCK (Narrative) (Details) - USD ($)	12 Months Ended
	Aug. 31, 2015	Aug. 31, 2014	Oct. 27, 2014
Stockholders' Equity Note [Abstract]
Share repurchase program, authorized amount			$ 100,000,000.0
Treasury stock, shares, purchased	2,902,218	0
Share repurchase program, remaining authorized repurchase amount	$ 58,200,000
Preferred stock, par value per share	$ 1
Preferred stock, shares authorized	2,000,000
Preferred stock, shares outstanding	0