DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES - Schedule of Income Effect of Derivative Financial Instruments (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Derivative [Line Items]
Commodity contracts	$ 291	$ (292)	$ (248)	$ (44)
Derivatives not designated as hedging instruments	(209)	107	109	(126)
Designated as Hedging Instrument \| Cash flow hedges \| Foreign currency exchange contracts
Derivative [Line Items]
Foreign currency exchange contracts	(23)	16	72	80
(Losses)/gains on derivative instruments	331	(388)	(274)	(51)
Designated as Hedging Instrument \| Cash flow hedges \| Commodity contracts
Derivative [Line Items]
Commodity contracts	0	(11)	10	(40)
(Losses)/gains on derivative instruments	30	11	38	33
Designated as Hedging Instrument \| Fair value hedges \| Interest rate contracts
Derivative [Line Items]
Net interest settlements and accruals on hedging instruments	(45)	(92)	(137)	(294)
Fair value changes on hedging instruments	34	585	598	316
Fair value changes on hedged debt	(33)	(553)	(576)	(316)
Designated as Hedging Instrument \| Fair value hedges \| Cross-currency interest rate swap contracts
Derivative [Line Items]
Net interest settlements and accruals on hedging instruments	(23)	(33)	(66)	(97)
Fair value changes on hedging instruments	(14)	266	490	155
Fair value changes on hedged debt	(1)	(261)	(476)	(159)
Derivatives not designated as hedging instruments \| Foreign currency exchange contracts
Derivative [Line Items]
Derivatives not designated as hedging instruments	(55)	133	(64)	328
Derivatives not designated as hedging instruments \| Foreign currency exchange contracts \| Cost of Sales
Derivative [Line Items]
Derivatives not designated as hedging instruments	(61)	138	65	196
Derivatives not designated as hedging instruments \| Foreign currency exchange contracts \| Nonoperating Income (Expense)
Derivative [Line Items]
Derivatives not designated as hedging instruments	6	(5)	(129)	132
Derivatives not designated as hedging instruments \| Commodity contracts
Derivative [Line Items]
Derivatives not designated as hedging instruments	0	0	22	(11)
Derivatives not designated as hedging instruments \| Interest rate contracts
Derivative [Line Items]
Derivatives not designated as hedging instruments	0	(153)	(63)	(102)
Derivatives not designated as hedging instruments \| Cross-currency interest rate swap contracts
Derivative [Line Items]
Derivatives not designated as hedging instruments	$ (49)	$ 210	$ 299	$ 14

Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement.

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Amount of the increase (decrease) in fair value of the hedged item in a fair value hedge recognized in the income statement.

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Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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Net gain (loss) relating to components of the gain (loss) on the fair value hedging instrument excluded from the assessment of fair value hedge effectiveness. Recognized in earnings.

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Amount, after tax and reclassification, of gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness.

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Amount, after tax, of reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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