v3.26.3
DEBT (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Debt Instrument [Line Items]    
Total short-term debt $ 16,811 $ 18,350
Unamortized (discount)/premium and issuance costs (252) (247)
Fair value adjustments (1,502) (240)
Total long-term debt 122,582 123,067
Total debt $ 139,393 $ 141,417
Average Contractual 4.60% 4.60%
Discontinued hedged debt $ (316) $ (319)
Debt carrying value of hedge 44,100 41,700
Fair value of short-term debt 15,200 16,400
Level 2 | Fair Value, Nonrecurring    
Debt Instrument [Line Items]    
Fair value of debt 140,725 144,213
Floating rate demand notes    
Debt Instrument [Line Items]    
Total short-term debt 12,122 12,950
Other short-term debt    
Debt Instrument [Line Items]    
Total short-term debt 3,109 3,478
Asset-backed debt    
Debt Instrument [Line Items]    
Total short-term debt 1,580 1,922
Notes payable within one year 19,635 19,831
Notes payable after one year $ 36,571 $ 37,741
Total short-term debt    
Debt Instrument [Line Items]    
Average Contractual 3.80% 3.70%
Unsecured debt    
Debt Instrument [Line Items]    
Notes payable within one year $ 12,785 $ 13,625
Notes payable after one year $ 55,345 $ 52,357
Total long-term debt    
Debt Instrument [Line Items]    
Average Contractual 4.80% 4.70%