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Litigation and Environmental - Environmental Matters - General (Details) - USD ($)
$ in Millions
Dec. 31, 2023
Dec. 31, 2022
Loss Contingency, Information about Litigation Matters [Abstract]    
Accrual for Environmental Loss Contingencies $ 199 $ 221
Recorded Third-Party Environmental Recoveries Receivable $ 11 $ 12
Environmental Loss Contingency, Statement Of Financial Position [Extensible Enumeration], Not Disclosed Flag true true