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Intangible Assets and Goodwill, Goodwill (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Changes in carrying amount of goodwill [Roll Forward]      
Balance at beginning of period $ 5,449 $ 5,449  
Impairment of goodwill 0 0 $ (296)
Goodwill related to acquisition [1] 159    
Balance at end of period 5,608 5,449 5,449
NGL Pipelines & Services [Member]      
Changes in carrying amount of goodwill [Roll Forward]      
Balance at beginning of period 2,652 2,652  
Goodwill related to acquisition [1] 159    
Balance at end of period 2,811 2,652 2,652
Crude Oil Pipelines & Services [Member]      
Changes in carrying amount of goodwill [Roll Forward]      
Balance at beginning of period 1,841 1,841  
Goodwill related to acquisition [1] 0    
Balance at end of period 1,841 1,841 1,841
Natural Gas Pipelines & Services [Member]      
Changes in carrying amount of goodwill [Roll Forward]      
Balance at beginning of period [2] 0 0  
Goodwill related to acquisition [1] 0    
Balance at end of period [2] 0 0 0
Accumulated impairment charges 296    
Petrochemical & Refined Products Services [Member]      
Changes in carrying amount of goodwill [Roll Forward]      
Balance at beginning of period [2] 956 956  
Goodwill related to acquisition [1] 0    
Balance at end of period [2] 956 $ 956 $ 956
Accumulated impairment charges $ 1    
[1] This amount represents the goodwill recognized in connection with our acquisition of Navitas Midstream in February 2022.  See Note 12 for additional information regarding this acquisition.
[2] Balances are presented net of historical accumulated impairment losses of $296 million for the Natural Gas Pipelines & Service segment and $1 million for the Petrochemical & Refined Products Services segment.  There have been no goodwill impairment charges recognized for the reporting units within the NGL Pipelines & Services and Crude Oil Pipelines & Services segments.