INDUSTRY SEGMENT INFORMATION Operating Profit by Industry Segment (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating profit	$ 348	$ 340
Earnings (loss) from continuing operations before income taxes and equity earnings	362	306
Interest expense, net	69	93
Noncontrolling interests adjustment	0	(1)
Corporate expenses, net	12	36
Corporate net special items	(46)	(56)
Business net special items	0	14
Non-operating pension expense (income)	(49)	(52)
Industrial Packaging
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating profit	397	421
Global Cellulose Fibers
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating profit	$ (49)	$ (81)

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