v3.25.4
Impairments - Narrative (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Sep. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Impaired Long-Lived Assets Held and Used [Line Items]        
Impairment charges   $ 1,060 $ 456 $ 24
WRB Refining LP        
Impaired Long-Lived Assets Held and Used [Line Items]        
Equity method investment impairment $ 948      
NGL Pipeline in Texas        
Impaired Long-Lived Assets Held and Used [Line Items]        
Equity method investment impairment     79  
Refining        
Impaired Long-Lived Assets Held and Used [Line Items]        
Impairment charges     106  
Equity method investment impairment   955    
Refining | WRB Refining LP        
Impaired Long-Lived Assets Held and Used [Line Items]        
Equity method investment impairment   948    
Midstream        
Impaired Long-Lived Assets Held and Used [Line Items]        
Impairment charges   $ 79 346  
Gathering And Processing Assets | Midstream        
Impaired Long-Lived Assets Held and Used [Line Items]        
Impairment charges     224  
Crude Oil Pipeline | Midstream        
Impaired Long-Lived Assets Held and Used [Line Items]        
Impairment charges     35  
Crude Gathering Assets | Midstream        
Impaired Long-Lived Assets Held and Used [Line Items]        
Impairment charges     28  
Crude Oil Processing And Logistics Assets | Refining        
Impaired Long-Lived Assets Held and Used [Line Items]        
Impairment charges     104  
Crude Oil Processing And Logistics Assets | Midstream        
Impaired Long-Lived Assets Held and Used [Line Items]        
Impairment charges     59  
Crude Oil Processing And Logistics Assets | Midstream | California        
Impaired Long-Lived Assets Held and Used [Line Items]        
Impairment charges     $ 163