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DERIVATIVES (Commodity Contract Commitments) (Details) MWh in Thousands | 6 Months Ended
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Feb. 28, 2023 MWh MMBTU t
Aluminum | Long |
Derivative [Line Items] |
Commodity contract commitments | 2,750
Aluminum | Short |
Derivative [Line Items] |
Commodity contract commitments | 675
Copper | Long |
Derivative [Line Items] |
Commodity contract commitments | 1,123
Copper | Short |
Derivative [Line Items] |
Commodity contract commitments | 9,321
Electricity | Long |
Derivative [Line Items] |
Commodity contract commitment, energy | MWh | 3,405
Natural Gas | Long |
Derivative [Line Items] |
Commodity contract commitment, energy | MMBTU | 4,910,400

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