v3.26.3
REVENUE RECOGNITION - Other Revenue (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Disaggregation of Revenue [Line Items]        
Operating revenue $ 20,186 $ 16,673 $ 55,797 $ 47,361
Other        
Disaggregation of Revenue [Line Items]        
Operating revenue 4,351 2,934 11,533 7,855
Refinery        
Disaggregation of Revenue [Line Items]        
Operating revenue 2,601 1,476 6,346 3,680
Loyalty and related        
Disaggregation of Revenue [Line Items]        
Operating revenue 1,346 1,129 3,911 3,338
MRO        
Disaggregation of Revenue [Line Items]        
Operating revenue 296 231 990 621
Miscellaneous        
Disaggregation of Revenue [Line Items]        
Operating revenue $ 108 $ 98 $ 286 $ 216