VARIABLE INTEREST ENTITIES (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Variable Interest Entity [Line Items]
Income from continuing operations attributable to noncontrolling interest	$ 46	$ 51	$ 41
Cash paid for capital expenditures including deposits	695	646	943
Inventories	5,094	4,460
Property, plant and equipment, net	9,942	8,895	$ 9,070
Accounts payable	(2,008)	(2,099)
Noncontrolling interests	(233)	(235)
Variable Interest Entity, Primary Beneficiary | SunCoke Middletown
Variable Interest Entity [Line Items]
Income from continuing operations attributable to noncontrolling interest		52
Cash paid for capital expenditures including deposits	24	25
Inventories	27	29
Property, plant and equipment, net	288	288
Accounts payable	(19)	(26)
Other assets (liabilities), net	(47)	(39)
Noncontrolling interests	$ (249)	$ (252)