Revenue Recognition Disaggregaton of Revenue Table (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Net sales	[1]	$ 21,161	$ 19,363	$ 17,565
Consolidation, Eliminations
Disaggregation of Revenue [Line Items]
Net sales	[1]	483	305	272
Corporate and other
Disaggregation of Revenue [Line Items]
Net sales		(132)	(126)	(117)
North American Industrial Packaging
Disaggregation of Revenue [Line Items]
Net sales		16,011	14,944	13,552
EMEA Industrial Packaging
Disaggregation of Revenue [Line Items]
Net sales		1,572	1,508	1,317
Brazilian Industrial Packaging
Disaggregation of Revenue [Line Items]
Net sales				148
Global Cellulose Fibers
Disaggregation of Revenue [Line Items]
Net sales		3,227	2,732	2,393
Industrial Packaging | Operating Segments [Member]
Disaggregation of Revenue [Line Items]
Net sales		17,451	16,326	14,900
Industrial Packaging | Reportable Geographical Components [Member]
Disaggregation of Revenue [Line Items]
Net sales	[1]	17,451	16,326	14,900
Industrial Packaging | Corporate and other
Disaggregation of Revenue [Line Items]
Net sales		(132)	(126)	(117)
Industrial Packaging | North American Industrial Packaging
Disaggregation of Revenue [Line Items]
Net sales		16,011	14,944	13,552
Industrial Packaging | EMEA Industrial Packaging
Disaggregation of Revenue [Line Items]
Net sales		1,572	1,508	1,317
Industrial Packaging | Brazilian Industrial Packaging
Disaggregation of Revenue [Line Items]
Net sales				148
Global Cellulose Fibers | Operating Segments [Member]
Disaggregation of Revenue [Line Items]
Net sales		3,227	2,732	2,393
Global Cellulose Fibers | Reportable Geographical Components [Member]
Disaggregation of Revenue [Line Items]
Net sales	[1]	3,227	2,732	2,393
Global Cellulose Fibers | Global Cellulose Fibers
Disaggregation of Revenue [Line Items]
Net sales		3,227	2,732	2,393
United States
Disaggregation of Revenue [Line Items]
Net sales	[1]	18,482	16,769	15,178
United States | Consolidation, Eliminations
Disaggregation of Revenue [Line Items]
Net sales	[1]	480	253	196
United States | Industrial Packaging
Disaggregation of Revenue [Line Items]
Net sales	[1]	14,970	14,006	12,770
United States | Global Cellulose Fibers
Disaggregation of Revenue [Line Items]
Net sales	[1]	3,032	2,510	2,212
EMEA
Disaggregation of Revenue [Line Items]
Net sales	[1]	1,693	1,611	1,395
EMEA | Consolidation, Eliminations
Disaggregation of Revenue [Line Items]
Net sales	[1]	0	(4)	(4)
EMEA | Industrial Packaging
Disaggregation of Revenue [Line Items]
Net sales	[1]	1,572	1,506	1,309
EMEA | Global Cellulose Fibers
Disaggregation of Revenue [Line Items]
Net sales	[1]	121	109	90
Pacific Rim and Asia
Disaggregation of Revenue [Line Items]
Net sales	[1]	123	207	203
Pacific Rim and Asia | Consolidation, Eliminations
Disaggregation of Revenue [Line Items]
Net sales	[1]	3	35	55
Pacific Rim and Asia | Industrial Packaging
Disaggregation of Revenue [Line Items]
Net sales	[1]	46	59	57
Pacific Rim and Asia | Global Cellulose Fibers
Disaggregation of Revenue [Line Items]
Net sales	[1]	74	113	91
Americas, other than U.S.
Disaggregation of Revenue [Line Items]
Net sales	[1]	863	776	789
Americas, other than U.S. | Consolidation, Eliminations
Disaggregation of Revenue [Line Items]
Net sales	[1]	0	21	25
Americas, other than U.S. | Industrial Packaging
Disaggregation of Revenue [Line Items]
Net sales	[1]	863	755	764
Americas, other than U.S. | Global Cellulose Fibers
Disaggregation of Revenue [Line Items]
Net sales	[1]	$ 0	$ 0	$ 0

[1] Net sales are attributed to countries based on the location of the reportable segment making the sale.