Consolidated Statement of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Net Sales	$ 5,363	$ 5,352
Costs and Expenses
Cost of products sold	3,847	3,746
Selling and administrative expenses	361	418
Depreciation, amortization and cost of timber harvested	309	323
Distribution expenses	406	407
Taxes other than payroll and income taxes	44	44
Restructuring and other charges, net	30	8
Net (gains) losses on sales and impairments of businesses	2	344
Net (gains) losses on sales of equity method investments	(74)	(33)
Interest expense, net	92	117
Non-operating pension expense (income)	(53)	(6)
Earnings (Loss) Before Income Taxes and Equity Earnings	399	(16)
Income tax provision (benefit)	99	94
Equity earnings (loss), net of taxes	49	(31)
Net Earnings (Loss) Attributable to International Paper Company	$ 349	$ (141)
Basic Earnings (Loss) Per Share Attributable to International Paper Company Common Shareholders
Net earnings (loss)	$ 0.89	$ (0.36)
Diluted Earnings (Loss) Per Share Attributable to International Paper Company Common Shareholders
Net earnings (loss)	$ 0.88	$ (0.36)
Average Shares of Common Stock Outstanding – assuming dilution	394.8	392.6