v3.25.2
Changes in Accumulated Other Comprehensive Losses (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Beginning balance $ 150,080 $ 161,656 $ 153,157 $ 161,929
Components of Other Comprehensive Income (Loss):        
Other Comprehensive Gain (Loss), Net of Tax 142 41 193 36
Ending balance 147,258 160,263 147,258 160,263
Related income taxes 1,632 2,593 3,703 4,964
Total        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Beginning balance (2,709) (2,965) (2,760) (2,960)
Components of Other Comprehensive Income (Loss):        
Before Reclassifications     101 (75)
Reclassifications     92 111
Other Comprehensive Gain (Loss), Net of Tax 142 41 193 36
Ending balance (2,567) (2,924) (2,567) (2,924)
Currency Translation Adjustment        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Beginning balance     (259) (192)
Components of Other Comprehensive Income (Loss):        
Before Reclassifications     70 (32)
Reclassifications     0 0
Other Comprehensive Gain (Loss), Net of Tax     70 (32)
Ending balance (189) (224) (189) (224)
Unrealized Holding Gains (Losses) on Securities        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Beginning balance     (19) (11)
Components of Other Comprehensive Income (Loss):        
Before Reclassifications     18 (9)
Reclassifications     0 0
Other Comprehensive Gain (Loss), Net of Tax     18 (9)
Ending balance (1) (20) (1) (20)
Derivatives        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Beginning balance     (14) 5
Components of Other Comprehensive Income (Loss):        
Before Reclassifications     (21) (46)
Reclassifications     40 27
Other Comprehensive Gain (Loss), Net of Tax     19 (19)
Ending balance 5 (14) 5 (14)
Defined Benefit Plans        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Beginning balance     (2,468) (2,762)
Components of Other Comprehensive Income (Loss):        
Before Reclassifications     34 12
Reclassifications     52 84
Other Comprehensive Gain (Loss), Net of Tax     86 96
Ending balance $ (2,382) $ (2,666) (2,382) $ (2,666)
Defined Benefit Plans | Reclassification out of Accumulated Other Comprehensive Income        
Components of Other Comprehensive Income (Loss):        
Employee Benefits for reclassified components     72  
Related income taxes     $ 20