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Litigation and Contingencies (Details)
$ in Millions
 1 Months Ended 6 Months Ended 12 Months Ended
Sep. 29, 2023
USD ($)
Oct. 31, 2021
USD ($)
mi
Jun. 30, 2018
party
defendant
Sep. 30, 2017
recipient
Jun. 30, 2024
USD ($)
unit
entity
mi
Dec. 31, 2016
USD ($)
Loss Contingencies [Line Items]            
Environmental remediation costs, estimate         $ 37  
Number of general notice letter recipients | entity         100  
Number of operable units | unit         4  
Miles of river included in the remedial investigation and feasibility study | mi   9        
Loss contingency, estimate of possible loss   $ 441        
Number of parties sued (in parties) | party     100      
Number of defendants | defendant     42      
Standby letters of credit outstanding         $ 42  
Lower Half of River            
Loss Contingencies [Line Items]            
Miles of river included in the remedial investigation and feasibility study | mi         17  
Lower Passaic River Matter            
Loss Contingencies [Line Items]            
Miles of river included in the remedial investigation and feasibility study | mi         8.3  
Number of general notice letter recipients involved in remedial investigation and feasibility study | recipient       80    
Lower Passaic River Matter - Selected Remedy for the Preferred Alternative            
Loss Contingencies [Line Items]            
Settlement amount           $ 1,400
Unfavorable Regulatory Action            
Loss Contingencies [Line Items]            
Civil penalty $ 13