DIVESTITURE - Balance Sheet (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Long-Term Assets Held For Sale	$ 0	$ 1,876
Liabilities held for sale	439	344
Long-Term Liabilities Held For Sale	0	125
Global Cellulose Fibers Business | Discontinued Operations, Held-for-Sale or Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash and temporary investments	10	109
Accounts and notes receivable, net	568	564
Contract assets	43	35
Inventories	294	298
Other current assets	13	10
Assets held for sale		1,016
Plants, Properties and Equipment	1,723	1,742
Right of Use Assets	36	31
Deferred Charges and Other Assets	103	103
Assets held for sale before impairment charge	2,790
Impairment Charge	(1,008)
Assets held for sale	1,782
Long-Term Assets Held For Sale		1,876
Notes payable and current maturities of long-term debt	2	2
Accounts payable	208	205
Accrued payroll and benefits	62	69
Other current liabilities	34	68
Liabilities held for sale		344
Long-Term Debt	5	6
Deferred Income Taxes	43	44
Long-Term Lease Obligations	22	24
Other Liabilities	63	51
Long-Term Liabilities Held For Sale	$ 439
Long-Term Liabilities Held For Sale		$ 125