Quarterly report [Sections 13 or 15(d)]

REVENUE RECOGNITION - Disaggregation of Revenue (Details)

v3.26.1
REVENUE RECOGNITION - Disaggregation of Revenue (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Disaggregation of Revenue [Line Items]        
Revenue $ 22,834 $ 21,221 $ 44,036 $ 42,767
Supply Chain Solutions ("SCS")        
Disaggregation of Revenue [Line Items]        
Revenue 2,860 2,653 5,397 5,366
U.S | U.S. Domestic Package        
Disaggregation of Revenue [Line Items]        
Revenue 14,930 14,083 29,055 28,543
International | International Package        
Disaggregation of Revenue [Line Items]        
Revenue 5,044 4,485 9,584 8,858
Next Day Air | U.S | U.S. Domestic Package        
Disaggregation of Revenue [Line Items]        
Revenue 2,578 2,293 4,932 4,654
Deferred | U.S | U.S. Domestic Package        
Disaggregation of Revenue [Line Items]        
Revenue 1,102 1,024 2,147 2,073
Ground | U.S | U.S. Domestic Package        
Disaggregation of Revenue [Line Items]        
Revenue 10,908 10,484 21,346 21,193
Cargo and Other | U.S | U.S. Domestic Package        
Disaggregation of Revenue [Line Items]        
Revenue 342 282 630 623
Cargo and Other | International | International Package        
Disaggregation of Revenue [Line Items]        
Revenue 213 171 370 329
Domestic | International | International Package        
Disaggregation of Revenue [Line Items]        
Revenue 869 830 1,704 1,601
Export | International | International Package        
Disaggregation of Revenue [Line Items]        
Revenue 3,962 3,484 7,510 6,928
Forwarding | Supply Chain Solutions ("SCS")        
Disaggregation of Revenue [Line Items]        
Revenue 791 732 1,447 1,458
Logistics | Supply Chain Solutions ("SCS")        
Disaggregation of Revenue [Line Items]        
Revenue 1,540 1,476 2,949 3,048
Other | Supply Chain Solutions ("SCS")        
Disaggregation of Revenue [Line Items]        
Revenue $ 529 $ 445 $ 1,001 $ 860