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DERIVATIVES - Summary of Effect of Derivative Contracts (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Derivatives designated as hedges:
Net gain (loss) recognized in Accumulated other comprehensive income	$ 19	$ (170)	$ 64	$ (216)
Net (loss) gain reclassified from Accumulated other comprehensive income into Product sales	(18)	19	(42)	40
Derivatives not designated as hedges:
Net (loss) gain recognized in Other (income) expense, net	$ (2)	$ (22)	$ 1	$ (28)

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Derivative Instruments Designated As Hedging Instruments

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Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

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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, before 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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