DERIVATIVES AND HEDGING ACTIVITIES - Schedule of Derivative Instruments in Statement of Financial Position, Fair Value (Details) - USD ($) $ in Millions	Sep. 30, 2026	Dec. 31, 2025
Derivative [Line Items]
Assets	$ 332	$ 69
Liabilities	111	90
Location, Statement of Financial Position, Balance [Axis]: us-gaap:OtherAssetsCurrent
Derivative [Line Items]
Assets	247	47
Location, Statement of Financial Position, Balance [Axis]: us-gaap:OtherAssetsNoncurrent
Derivative [Line Items]
Assets	85	22
Location, Statement of Financial Position, Balance [Axis]: us-gaap:OtherLiabilitiesCurrent
Derivative [Line Items]
Liabilities	95	73
Location, Statement of Financial Position, Balance [Axis]: us-gaap:OtherLiabilitiesNoncurrent
Derivative [Line Items]
Liabilities	16	17
Commodity contracts \| Derivatives designated as hedging instruments
Derivative [Line Items]
Assets	176	2
Liabilities	11	63
Commodity contracts \| Derivatives not designated as hedging instruments
Derivative [Line Items]
Assets	156	67
Liabilities	$ 100	$ 27