INDUSTRY SEGMENT INFORMATION Operating Profit by Industry Segment (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating profit	$ 464	$ 490	$ 1,397	$ 1,220
Earnings (loss) from continuing operations before income taxes and equity earnings	313	397	1,189	955
Interest expense, net	123	82	266	261
Adjustment for less than wholly owned subsidiaries	(1)	(1)	(2)	(3)
Corporate expenses, net	15	13	54	85
Corporate net special items	62	49	34	70
Business net special items	0	0	0	5
Non-operating pension expense (income)	(48)	(50)	(144)	(153)
Industrial Packaging
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating profit	369	414	1,326	1,224
Global Cellulose Fibers
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating profit	$ 95	$ 76	$ 71	$ (4)