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Regulatory Matters, Commitments, Contingencies And Environmental Liabilities (Narrative) (Details)
1 Months Ended 12 Months Ended
Aug. 01, 2020
USD ($)
Jan. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Jan. 31, 2023
USD ($)
Jun. 30, 2022
USD ($)
Dec. 31, 2024
USD ($)
Rate
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Dec. 31, 2018
USD ($)
Operating Leases, Rent Expense           $ 72,000,000 $ 68,000,000 $ 64,000,000  
Payments for Environmental Liabilities           11,000,000 29,000,000    
Total environmental liabilities     $ 278,000,000     $ 278,000,000 $ 277,000,000    
Site Contingency, Number of Sites Needing Remediation     31     31      
Loss Contingency, Estimate of Possible Loss     $ 75,000,000     $ 75,000,000      
Litigation Settlement, Fee Expense           161,000,000      
Legal Fees           $ 18,000,000      
Environmental Loss Contingency, Statement of Financial Position [Extensible Enumeration]     Other non-current liabilities     Other non-current liabilities Other non-current liabilities    
Interest Statutory Rate | Rate           12.00%      
Cline Class Action | Actual Damages                  
Payments for Legal Settlements $ 74,800,000                
Cline Class Action | Punitive Damages [Member]                  
Payments for Legal Settlements 75,000,000                
Cline Class Action | Amended Actual Damages                  
Payments for Legal Settlements $ 80,700,000                
Ohio EPA                  
Loss Contingency, Damages Sought, Value                 $ 2,600,000
Proposed Civil Penalty                  
Payments for Legal Settlements           $ 20,000,000      
Litigation Settlement, Fee Expense           40,000,000      
Additional Interest | Cline Class Action                  
Litigation Settlement Interest           23,000,000      
Actual Damages | Cline Class Action                  
Litigation Settlement Interest           104,000,000      
Punitive Damages [Member] | Cline Class Action                  
Litigation Settlement Interest           75,000,000      
Culberson                  
Loss Contingency, Damages Sought, Value           93,000,000      
Crestwood                  
Payments for Legal Settlements       $ 21,200,000          
Crestwood | pre-judgement interest award                  
Litigation Settlement, Amount Awarded to Other Party         $ 20,700,000        
Crestwood | attorney fees                  
Litigation Settlement, Amount Awarded to Other Party         17,700,000        
Crestwood | other costs                  
Litigation Settlement, Amount Awarded to Other Party         $ 4,700,000        
Crestwood | reversal reduction                  
Litigation Settlement, Amount Awarded to Other Party     $ 22,400,000            
ETC Marketing Ltd. | Subsequent Event [Member]                  
Loss Contingency, Damages Sought, Value   $ 75,000              
Related To Deductibles [Member]                  
Loss Contingency Accrual     $ 281,000,000     $ 281,000,000 $ 285,000,000