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DERIVATIVES AND RISK MANAGEMENT (Commodity Contract Commitments) (Details)	9 Months Ended
	May 31, 2016 t
Aluminum | Long
Derivative [Line Items]
Commodity contract commitments	3,429
Aluminum | Short
Derivative [Line Items]
Commodity contract commitments	175
Copper | Long
Derivative [Line Items]
Commodity contract commitments	238
Copper | Short
Derivative [Line Items]
Commodity contract commitments	3,425

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- Definition

Nominal mass used to calculate payments on a derivative instrument.

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