Consolidated Statement of Operations - USD ($) shares in Millions, $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Net Sales	[1]	$ 5,402	$ 4,914	$ 16,028	$ 14,277
Costs and Expenses
Cost of products sold		3,830	3,423	11,475	10,173
Selling and administrative expenses		337	343	978	1,041
Depreciation, amortization and cost of timber harvested		261	280	789	820
Distribution expenses		471	365	1,337	1,042
Taxes other than payroll and income taxes		38	35	110	106
Restructuring and other charges, net		93	39	93	243
Net (gains) losses on sales and impairments of businesses		0	0	0	(7)
Net (gains) losses on sales of equity method investments		0	0	0	(204)
Net (gains) losses on mark to market investments		(16)	0	(65)	0
Interest expense, net		123	82	266	261
Non-operating pension expense (income)		(48)	(50)	(144)	(153)
Earnings (loss) from continuing operations before income taxes and equity earnings		313	397	1,189	955
Income tax provision (benefit)		(575)	59	(384)	193
Equity earnings (loss), net of taxes		63	94	249	247
Earnings (Loss) From Continuing Operations		951	432	1,822	1,009
Discontinued operations, net of taxes		0	432	0	638
Net income (loss)		951	864	1,822	1,647
Less: Net earnings (loss) attributable to noncontrolling interests		0	0	0	2
Net Earnings (Loss) Attributable to International Paper Company		$ 951	$ 864	$ 1,822	$ 1,645
Basic Earnings (Loss) Per Share Attributable to International Paper Company Common Shareholders
Basic earnings (loss) per share from continuing operations		$ 2.66	$ 1.11	$ 4.97	$ 2.58
Discontinued operations, net of taxes		0	1.11	0	1.63
Earnings Per Share, Basic, Total			2.22	4.97	4.21
Diluted Earnings (Loss) Per Share Attributable to International Paper Company Common Shareholders
Diluted earnings (loss) per share from continuing operations		2.64	1.10	4.92	2.55
Discontinued operations, net of taxes		$ 0	1.10	0	1.61
Earnings Per Share, Diluted, Total			$ 2.20	$ 4.92	$ 4.16
Average Shares of Common Stock Outstanding – assuming dilution		360.4	392.6	370.7	395.3

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