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Subsequent Events	12 Months Ended
Subsequent Events	Aug. 31, 2013
Subsequent Events [Abstract]
Subsequent events	NOTE 24. SUBSEQUENT EVENTS On October 17, 2013, the Company sold all of the stock of Howell, its wholly-owned copper tube manufacturing operation, for $58.5 million, subject to customary purchase price adjustments. See Note 10, Businesses Held for Sale, Discontinued Operations and Disposals for additional information.