OTHER COMPREHENSIVE INCOME - Adjustment Reclassified to Income (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification adjustments recognized in net income, before tax	$ 506	$ 103	$ 223
Reclassification adjustments recognized in the period	(2)	0	0
Reclassification adjustments recognized in net income	504	103	223
Reclassification adjustments recognized in net income, before tax	183	(50)	(10)
Derivatives reclassification adjustments recognized in net income, tax	(44)	13	3
Reclassification adjustments recognized in net income	139	(37)	(7)
Reclassification adjustments recognized in net income, before tax	2	(2)	7
Reclassification adjustments recognized in net income, tax	0	1	(1)
Reclassification adjustments recognized in net income	2	(1)	6
Reclassification adjustments recognized in net income	106	69	157
Reclassification adjustments recognized in net income, tax	(24)	(18)	(32)
Reclassification adjustments recognized in net income	82	$ 51	$ 125
Other income (loss) — net
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification adjustments recognized in net income, before tax	506
Reclassification adjustments recognized in net income, before tax	(70)
Reclassification adjustments recognized in net income, before tax	2
Recognized net actuarial loss (gain)	101
Recognized prior service cost (credit)	(1)
Other income (loss) — net | Divestitures
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification adjustments recognized in net income	(2)
Other income (loss) — net | Settlement loss (gain)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification adjustments recognized in net income	(3)
Other income (loss) — net | Curtailment charges (credits)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification adjustments recognized in net income	11
Net operating revenues
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification adjustments recognized in net income, before tax	247
Cost of goods sold
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification adjustments recognized in net income, before tax	(1)
Interest expense
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification adjustments recognized in net income, before tax	$ 7