v3.25.4
Fair Value Measurements - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 01, 2025
Dec. 31, 2025
Oct. 01, 2025
Apr. 01, 2025
WRB Acquisition        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Properties, plants and equipment     $ 2,767  
Business combination, recognized asset acquired, inventory, current     $ 1,200  
Coastal Bend        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Properties, plants and equipment       $ 2,224
JET Management Holding        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Ownership interest (as a percent) 35.00% 35.00%    
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Retail Marketing Business        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Disposal group, not discontinued operations, equity method investment retained after disposal, fair value $ 744 $ 744    
Retail Marketing Business | Disposal Group, Held-for-Sale, Not Discontinued Operations | Retail Marketing Business        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Ownership percentage, divested 65.00%      
Retail Marketing Business | Disposal Group, Disposed of by Sale, Not Discontinued Operations | Retail Marketing Business        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Ownership percentage, divested 65.00%      
NOVONIX        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Percent ownership of equity securities investment (as a percent)   14.29%