Divestitures and Impairments of Businesses (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Discontinued operations, net of taxes	$ (14)	$ (237)	$ 941
Discontinued Operations, Disposed of by Means Other than Sale, Spinoff [Member] \| Printing Papers [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net Sales			2,417
Cost of products sold			1,508
Selling and administrative expenses			224
Depreciation, amortization and cost of timber harvested			113
Distribution expenses			229
Taxes other than payroll and income taxes			24
Net (gains) losses on sales of fixed assets			(86)
Net (gains) losses on sales and impairments of businesses			(351)
Interest expense, net			(19)
Earnings (Loss) Before Income Taxes and Equity Earnings			775
Income tax provision (benefit)			145
Discontinued operations, net of taxes			630
Cash Provided by (Used For) Operating Activities			290
Cash Provided by (Used For) Investment Activities			$ 757

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Amount of cash inflow (outflow) of investing activities of discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

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