DIVESTITURE - Income Statement (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Discontinued operations, net of taxes	$ (676)	$ 39	$ (657)	$ 67
Discontinued Operations, Held-for-Sale or Disposed of by Sale | Global Cellulose Fibers Business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net Sales	634	708	1,896	2,126
Cost of products sold	377	463	1,285	1,494
Selling and administrative expenses	50	35	145	97
Depreciation and amortization	35	59	134	175
Distribution expenses	63	70	193	226
Taxes other than payroll and income taxes	6	7	20	20
Restructuring charges, net	(5)	1	(5)	1
Net loss on impairment of business	1,008	0	1,008	0
Interest expense, net	2	(1)	(2)	(2)
Earnings (Loss) Before Income Taxes and Equity Earnings (Loss)	(902)	74	(882)	115
Income tax provision (benefit)	(226)	35	(225)	48
Discontinued operations, net of taxes	$ (676)	$ 39	$ (657)	$ 67