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DERIVATIVES - Commodity Contract Commitments (Details)
12 Months Ended
Aug. 31, 2025
MMBTU
MWh
t
Copper | Long  
Derivative [Line Items]  
Commodity contract commitments 261
Copper | Short  
Derivative [Line Items]  
Commodity contract commitments 6,169
Electricity | Long  
Derivative [Line Items]  
Energy contract commitments | MWh 2,859,000
Natural Gas | Long  
Derivative [Line Items]  
Energy contract commitments | MMBTU 4,832,000