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DERIVATIVES - Commodity Contract Commitments (Details)	12 Months Ended
	Aug. 31, 2024 MMBTU MWh t
Aluminum | Long
Derivative [Line Items]
Commodity contract commitments	1,225
Copper | Long
Derivative [Line Items]
Commodity contract commitments	624
Copper | Short
Derivative [Line Items]
Commodity contract commitments	9,321
Electricity | Long
Derivative [Line Items]
Energy contract commitments | MWh	3,112,000
Natural Gas | Long
Derivative [Line Items]
Energy contract commitments | MMBTU	5,190,700

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480237/815-40-50-5

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- Definition

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+ References

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- Definition

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