v3.26.3
Railway Operating Revenues - Disaggregation of Revenues (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]        
Total $ 3,526 $ 3,103 $ 9,989 $ 9,206
Merchandise        
Disaggregation of Revenue [Line Items]        
Total 2,188 1,969 6,206 5,804
Merchandise | Agriculture, forest and consumer products        
Disaggregation of Revenue [Line Items]        
Total 696 630 1,994 1,911
Merchandise | Chemicals        
Disaggregation of Revenue [Line Items]        
Total 658 569 1,871 1,650
Merchandise | Metals and construction        
Disaggregation of Revenue [Line Items]        
Total 516 448 1,409 1,320
Merchandise | Automotive        
Disaggregation of Revenue [Line Items]        
Total 318 322 932 923
Intermodal        
Disaggregation of Revenue [Line Items]        
Total 919 759 2,576 2,262
Coal        
Disaggregation of Revenue [Line Items]        
Total $ 419 $ 375 $ 1,207 $ 1,140