INDUSTRY SEGMENT INFORMATION Sales by Industry Segment (Details) - USD ($) $ in Millions	3 Months Ended				6 Months Ended
	Jun. 30, 2023		Jun. 30, 2022		Jun. 30, 2023	Jun. 30, 2022
Segment Reporting Information [Line Items]
Net sales	$ 4,682	[1]	$ 5,389	[1]	$ 9,702	$ 10,626
Consolidation, Eliminations
Segment Reporting Information [Line Items]
Net sales	100		110		226	231
Industrial Packaging
Segment Reporting Information [Line Items]
Net sales	3,884		4,491		7,967	8,897
Global Cellulose Fibers
Segment Reporting Information [Line Items]
Net sales	$ 698		$ 788		$ 1,509	$ 1,498

[1] Net sales are attributed to countries based on the location of the seller.