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BUSINESSES HELD FOR SALE, DISCONTINUED OPERATIONS AND DISPOSITIONS (Financial Information for Discontinued Operations) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Aug. 31, 2014
Aug. 31, 2013
Aug. 31, 2012
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Earnings (loss) before taxes $ 22,009 $ 3,672 $ (11,906)
Discontinued operations
     
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Revenue 17,298 157,780 202,632
Earnings (loss) before taxes $ 22,009 $ 3,672 $ (11,906)