BUSINESSES HELD FOR SALE, DISCONTINUED OPERATIONS AND DISPOSITIONS (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May. 31, 2014	Nov. 30, 2013	May. 31, 2014	May. 31, 2015	Aug. 31, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets of businesses held for sale				$ 69,682	$ 0
Liabilities of businesses held for sale				28,863	0
Howell
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Business divestiture disposal price		$ 58,500
Escrow receivable				$ 3,200	$ 3,200
Working capital adjustment	$ 3,000
Pre-tax gain			$ 23,800