Quarterly report pursuant to Section 13 or 15(d)

DERIVATIVE INSTRUMENTS (Details)

v3.22.2
DERIVATIVE INSTRUMENTS (Details) - Commodity Contract
Jun. 30, 2022
MMBtu
MWh
metricTons
Dec. 31, 2021
MMBtu
MWh
metricTons
Natural Gas    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Notional Amount | MMBtu 134,880,000 92,591,000
Zinc    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Notional Amount | metricTons 8,046 16,092
Electricity    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Notional Amount | MWh 432,043 0