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Commitments and Contingent Liabilities (Tables)
 12 Months Ended
Dec. 31, 2022
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Loss Contingencies by Contingency
Environmental Reserves
($ in millions)20222021
New Jersey Chrome$58 $89 
Glass and chemical60 83 
Other99 110 
Total$217 $282 
Current Portion$50 $97 
Environmental Costs The pretax charges and cash outlays related to such environmental remediation in 2022, 2021 and 2020, were as follows:
($ in millions)202220212020
New Jersey Chrome$— $25 $15 
Glass and chemical3 12 15 
Other10 7 8 
Total$13 $44 $38 
Cash outlays for environmental spending$78 $56 $60