Quarterly report pursuant to Section 13 or 15(d)

DERIVATIVE INSTRUMENTS (Details)

v3.22.1
DERIVATIVE INSTRUMENTS (Details) - Commodity Contract
lb in Millions, MMBTU in Millions
Mar. 31, 2022
lb
MMBTU
Dec. 31, 2021
lb
MMBTU
Natural gas    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Notional Amount | MMBTU 105 93
Zinc    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Notional Amount | lb 27 35