v3.26.1
Segment Information (Segment Expenses) (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting [Line Items]        
Costs and expenses $ 45,015 $ 31,904 $ 78,179 $ 63,067
Operating Segments | Refining & Marketing        
Segment Reporting [Line Items]        
Cost of purchases 39,077 26,558 66,512 52,216
Operating costs 1,531 1,486 3,130 2,958
Distribution costs 1,575 1,537 3,156 3,015
Other segment items [1] 480 366 821 771
Costs and expenses 42,663 29,947 73,619 58,960
Operating Segments | Midstream        
Segment Reporting [Line Items]        
Other segment items [2] 1,533 1,361 2,966 2,760
Costs and expenses 1,533 1,361 2,966 2,760
Operating Segments | Renewable Diesel        
Segment Reporting [Line Items]        
Operating costs 74 66 141 136
Distribution costs 32 25 60 47
Other segment items [3] 928 579 1,345 1,171
Costs and expenses $ 1,034 $ 670 $ 1,546 $ 1,354
[1] Other segment items for the Refining & Marketing segment include costs that are reimbursed by customers through commercial arrangements, as well as LIFO inventory adjustments.
[2] Other segment items for the Midstream segment include operating expenses and purchased product costs. For purposes of managing the Midstream segment, the CODM is only provided consolidated Midstream expense information.
[3] Other segment items for the Renewable Diesel segment include purchased product costs.