v3.25.4
FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Effect of Derivatives Instruments on Statements of Income (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
SG&A      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of cash flow hedges $ 0 $ 0 $ 0
Effects of net investment hedges 0 0 0
Effects of fair value hedges 0 0 0
Effects of derivatives not designated as hedging instruments 5 8 10
SG&A | Foreign currency forward contracts      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of cash flow hedges 0 0 0
Effects of derivatives not designated as hedging instruments 0 0 0
SG&A | Cross-currency swaps      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of net investment hedges 0 0 0
SG&A | Foreign currency forward and options contracts      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of net investment hedges 0 0 0
SG&A | Interest rate swaps      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of fair value hedges 0 0 0
SG&A | Debt basis adjustment on Long-term borrowings      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of fair value hedges 0 0 0
SG&A | Other derivatives      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of derivatives not designated as hedging instruments 5 8 10
Interest and other financial charges – net      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of cash flow hedges 0 0 0
Effects of net investment hedges 59 42 37
Effects of fair value hedges (15) (27) (1)
Effects of derivatives not designated as hedging instruments 0 0 0
Interest and other financial charges – net | Foreign currency forward contracts      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of cash flow hedges 0 0 0
Effects of derivatives not designated as hedging instruments 0 0 0
Interest and other financial charges – net | Cross-currency swaps      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of net investment hedges 38 31 34
Interest and other financial charges – net | Foreign currency forward and options contracts      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of net investment hedges 21 11 3
Interest and other financial charges – net | Interest rate swaps      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of fair value hedges 63 (103) 24
Interest and other financial charges – net | Debt basis adjustment on Long-term borrowings      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of fair value hedges (78) 76 (25)
Interest and other financial charges – net | Other derivatives      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of derivatives not designated as hedging instruments 0 0 0
Other      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of cash flow hedges 0 0 0
Effects of net investment hedges 0 0 0
Effects of fair value hedges 0 0 0
Effects of derivatives not designated as hedging instruments 7 38 52
Other | Foreign currency forward contracts      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of cash flow hedges 0 0 0
Effects of derivatives not designated as hedging instruments (1) 1 5
Other | Cross-currency swaps      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of net investment hedges 0 0 0
Other | Foreign currency forward and options contracts      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of net investment hedges 0 0 0
Other | Interest rate swaps      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of fair value hedges 0 0 0
Other | Debt basis adjustment on Long-term borrowings      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of fair value hedges 0 0 0
Other | Other derivatives      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of derivatives not designated as hedging instruments 9 37 47
Interest expense | Interest rate swaps      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of fair value hedges (15) (27) (1)
Product | Cost of revenue      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of cash flow hedges 18 (4) 23
Effects of net investment hedges 0 0 0
Effects of fair value hedges 0 0 0
Effects of derivatives not designated as hedging instruments 28 (37) 3
Product | Cost of revenue | Foreign currency forward contracts      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of cash flow hedges 18 (4) 23
Effects of derivatives not designated as hedging instruments 28 (37) 3
Product | Cost of revenue | Cross-currency swaps      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of net investment hedges 0 0 0
Product | Cost of revenue | Foreign currency forward and options contracts      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of net investment hedges 0 0 0
Product | Cost of revenue | Interest rate swaps      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of fair value hedges 0 0 0
Product | Cost of revenue | Debt basis adjustment on Long-term borrowings      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of fair value hedges 0 0 0
Product | Cost of revenue | Other derivatives      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of derivatives not designated as hedging instruments 0 0 0
Service | Cost of revenue      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of cash flow hedges 5 (1) 6
Effects of net investment hedges 0 0 0
Effects of fair value hedges 0 0 0
Effects of derivatives not designated as hedging instruments 7 (9) 2
Service | Cost of revenue | Foreign currency forward contracts      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of cash flow hedges 5 (1) 6
Effects of derivatives not designated as hedging instruments 7 (9) 2
Service | Cost of revenue | Cross-currency swaps      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of net investment hedges 0 0 0
Service | Cost of revenue | Foreign currency forward and options contracts      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of net investment hedges 0 0 0
Service | Cost of revenue | Interest rate swaps      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of fair value hedges 0 0 0
Service | Cost of revenue | Debt basis adjustment on Long-term borrowings      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of fair value hedges 0 0 0
Service | Cost of revenue | Other derivatives      
Derivative Instruments, Gain (Loss) [Line Items]      
Effects of derivatives not designated as hedging instruments $ 0 $ 0 $ 0