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, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
SG&A
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	1	18	5	33
SG&A | 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
SG&A | Cross-currency swaps
Derivative Instruments, Gain (Loss) [Line Items]
Effects of net investment hedges	0	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	0
SG&A | Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Effects of fair value hedges	0	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	0
SG&A | Other derivatives
Derivative Instruments, Gain (Loss) [Line Items]
Effects of derivatives not designated as hedging instruments	1	18	5	33
Interest and other financial charges – net
Derivative Instruments, Gain (Loss) [Line Items]
Effects of cash flow hedges	0	0	0	0
Effects of net investment hedges	11	9	21	17
Effects of fair value hedges	(7)	0	(13)	0
Effects of derivatives not designated as hedging instruments	0	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	0
Effects of derivatives not designated as hedging instruments	0	0	0	0
Interest and other financial charges – net | Cross-currency swaps
Derivative Instruments, Gain (Loss) [Line Items]
Effects of net investment hedges	8	8	17	17
Interest and other financial charges – net | Foreign currency forward and options contracts
Derivative Instruments, Gain (Loss) [Line Items]
Effects of net investment hedges	2	0	4	0
Interest and other financial charges – net | Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Effects of fair value hedges	(21)	0	(66)	0
Interest and other financial charges – net | Debt basis adjustment on Long-term borrowings
Derivative Instruments, Gain (Loss) [Line Items]
Effects of fair value hedges	14	0	52	0
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	0
Interest expense | Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Effects of fair value hedges	(7)		(13)
Other
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	3	4	23	5
Other | 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	4	0	5
Other | Cross-currency swaps
Derivative Instruments, Gain (Loss) [Line Items]
Effects of net investment hedges	0	0	0	0
Other | Foreign currency forward and options contracts
Derivative Instruments, Gain (Loss) [Line Items]
Effects of net investment hedges	0	0	0	0
Other | Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Effects of fair value hedges	0	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	0
Other | Other derivatives
Derivative Instruments, Gain (Loss) [Line Items]
Effects of derivatives not designated as hedging instruments	3	0	23	0
Product | Cost of revenue
Derivative Instruments, Gain (Loss) [Line Items]
Effects of cash flow hedges	1	(5)	0	22
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	5	3	(7)	10
Product | Cost of revenue | Foreign currency forward contracts
Derivative Instruments, Gain (Loss) [Line Items]
Effects of cash flow hedges	1	(5)	0	22
Effects of derivatives not designated as hedging instruments	5	3	(7)	10
Product | Cost of revenue | Cross-currency swaps
Derivative Instruments, Gain (Loss) [Line Items]
Effects of net investment hedges	0	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	0
Product | Cost of revenue | Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Effects of fair value hedges	0	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	0
Product | Cost of revenue | Other derivatives
Derivative Instruments, Gain (Loss) [Line Items]
Effects of derivatives not designated as hedging instruments	0	0	0	0
Service | Cost of revenue
Derivative Instruments, Gain (Loss) [Line Items]
Effects of cash flow hedges	0	(1)	0	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	1	1	(2)	3
Service | Cost of revenue | Foreign currency forward contracts
Derivative Instruments, Gain (Loss) [Line Items]
Effects of cash flow hedges	0	(1)	0	5
Effects of derivatives not designated as hedging instruments	1	1	(2)	3
Service | Cost of revenue | Cross-currency swaps
Derivative Instruments, Gain (Loss) [Line Items]
Effects of net investment hedges	0	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	0
Service | Cost of revenue | Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Effects of fair value hedges	0	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	0
Service | Cost of revenue | Other derivatives
Derivative Instruments, Gain (Loss) [Line Items]
Effects of derivatives not designated as hedging instruments	$ 0	$ 0	$ 0	$ 0