DERIVATIVES - Commodity Contract Commitments (Details)	12 Months Ended
Aug. 31, 2022 MMBTU MWh t
Aluminum \| Long
Derivative [Line Items]
Commodity contract commitments	3,700
Aluminum \| Short
Derivative [Line Items]
Commodity contract commitments	1,700
Copper \| Long
Derivative [Line Items]
Commodity contract commitments	635
Copper \| Short
Derivative [Line Items]
Commodity contract commitments	9,310
Electricity \| Long
Derivative [Line Items]
Energy contract commitments \| MWh	1,676,000
Natural Gas \| Long
Derivative [Line Items]
Energy contract commitments \| MMBTU	4,850,300

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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