v3.26.1
FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Effect of Derivatives Instruments on Statements of Income (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Interest rate swaps        
Derivative Instruments, Gain (Loss) [Line Items]        
Interest income (expense) $ 1 $ (4) $ 2 $ (8)
Income Statement Location [Axis]: us-gaap:InterestAndDebtExpense        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of cash flow hedges 0 0 0 0
Effects of net investment hedges 19 11 36 22
Effects of fair value hedges 1 (4) 2 (8)
Effects of derivatives not designated as hedging instruments 0 0 0 0
Income Statement Location [Axis]: us-gaap:InterestAndDebtExpense | Foreign currency forward contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of cash flow hedges 0 0 0 0
Effects of derivatives not designated as hedging instruments 0 0 0 0
Income Statement Location [Axis]: us-gaap:InterestAndDebtExpense | Cross-currency swaps        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of net investment hedges 13 6 25 14
Income Statement Location [Axis]: us-gaap:InterestAndDebtExpense | Foreign currency forward and options contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of net investment hedges 6 5 11 8
Income Statement Location [Axis]: us-gaap:InterestAndDebtExpense | Interest rate swaps        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of fair value hedges (34) 24 (51) 80
Income Statement Location [Axis]: us-gaap:InterestAndDebtExpense | Debt basis adjustment on Long-term borrowings        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of fair value hedges 34 (28) 53 (88)
Income Statement Location [Axis]: us-gaap:InterestAndDebtExpense | Other derivatives        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of derivatives not designated as hedging instruments 0 0 0 0
Income Statement Location [Axis]: us-gaap:OtherNonoperatingIncomeExpense        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of cash flow hedges 0 0 0 0
Effects of net investment hedges 0 0 0 0
Effects of fair value hedges 0 0 0 0
Effects of derivatives not designated as hedging instruments 23 5 16 (10)
Income Statement Location [Axis]: us-gaap:OtherNonoperatingIncomeExpense | Foreign currency forward contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of cash flow hedges 0 0 0 0
Effects of derivatives not designated as hedging instruments 0 (1) 0 (1)
Income Statement Location [Axis]: us-gaap:OtherNonoperatingIncomeExpense | Cross-currency swaps        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of net investment hedges 0 0 0 0
Income Statement Location [Axis]: us-gaap:OtherNonoperatingIncomeExpense | Foreign currency forward and options contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of net investment hedges 0 0 0 0
Income Statement Location [Axis]: us-gaap:OtherNonoperatingIncomeExpense | Interest rate swaps        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of fair value hedges 0 0 0 0
Income Statement Location [Axis]: us-gaap:OtherNonoperatingIncomeExpense | Debt basis adjustment on Long-term borrowings        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of fair value hedges 0 0 0 0
Income Statement Location [Axis]: us-gaap:OtherNonoperatingIncomeExpense | Other derivatives        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of derivatives not designated as hedging instruments 22 6 16 (9)
Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of cash flow hedges 0 0 0 0
Effects of net investment hedges 0 0 0 0
Effects of fair value hedges 0 0 0 0
Effects of derivatives not designated as hedging instruments 7 4 4 1
Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense | Foreign currency forward contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of cash flow hedges 0 0 0 0
Effects of derivatives not designated as hedging instruments 0 0 0 0
Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense | Cross-currency swaps        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of net investment hedges 0 0 0 0
Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense | Foreign currency forward and options contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of net investment hedges 0 0 0 0
Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense | Interest rate swaps        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of fair value hedges 0 0 0 0
Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense | Debt basis adjustment on Long-term borrowings        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of fair value hedges 0 0 0 0
Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense | Other derivatives        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of derivatives not designated as hedging instruments 7 4 4 1
Product | Income Statement Location [Axis]: us-gaap:CostOfRevenue        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of cash flow hedges 9 (3) 14 (5)
Effects of net investment hedges 0 0 0 0
Effects of fair value hedges 0 0 0 0
Effects of derivatives not designated as hedging instruments 10 44 23 59
Product | Income Statement Location [Axis]: us-gaap:CostOfRevenue | Foreign currency forward contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of cash flow hedges 9 (3) 14 (5)
Effects of derivatives not designated as hedging instruments 10 44 23 59
Product | Income Statement Location [Axis]: us-gaap:CostOfRevenue | Cross-currency swaps        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of net investment hedges 0 0 0 0
Product | Income Statement Location [Axis]: us-gaap:CostOfRevenue | Foreign currency forward and options contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of net investment hedges 0 0 0 0
Product | Income Statement Location [Axis]: us-gaap:CostOfRevenue | Interest rate swaps        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of fair value hedges 0 0 0 0
Product | Income Statement Location [Axis]: us-gaap:CostOfRevenue | Debt basis adjustment on Long-term borrowings        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of fair value hedges 0 0 0 0
Product | Income Statement Location [Axis]: us-gaap:CostOfRevenue | Other derivatives        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of derivatives not designated as hedging instruments 0 0 0 0
Service | Income Statement Location [Axis]: us-gaap:CostOfRevenue        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of cash flow hedges 2 (1) 3 (1)
Effects of net investment hedges 0 0 0 0
Effects of fair value hedges 0 0 0 0
Effects of derivatives not designated as hedging instruments 3 12 6 16
Service | Income Statement Location [Axis]: us-gaap:CostOfRevenue | Foreign currency forward contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of cash flow hedges 2 (1) 3 (1)
Effects of derivatives not designated as hedging instruments 3 12 6 16
Service | Income Statement Location [Axis]: us-gaap:CostOfRevenue | Cross-currency swaps        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of net investment hedges 0 0 0 0
Service | Income Statement Location [Axis]: us-gaap:CostOfRevenue | Foreign currency forward and options contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of net investment hedges 0 0 0 0
Service | Income Statement Location [Axis]: us-gaap:CostOfRevenue | Interest rate swaps        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of fair value hedges 0 0 0 0
Service | Income Statement Location [Axis]: us-gaap:CostOfRevenue | Debt basis adjustment on Long-term borrowings        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of fair value hedges 0 0 0 0
Service | Income Statement Location [Axis]: us-gaap:CostOfRevenue | Other derivatives        
Derivative Instruments, Gain (Loss) [Line Items]        
Effects of derivatives not designated as hedging instruments $ 0 $ 0 $ 0 $ 0