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Proposed consent decree, value of labor performed

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Proposed consent decree, value of remediation payments

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Responsible party percentage-Sylvamo

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Responsible party percentage

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Shared Tax Assessment Payment

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Total costs accrued as of the balance sheet date for environmental loss contingencies.

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Undiscounted amount of the accrual for environmental loss contingencies.

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Estimated amount of loss resulting from an adverse tax position.

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The sum of the amounts of estimated penalties and interest recognized in the period arising from income tax examinations.

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Carrying amount as of the balance sheet date of income taxes previously overpaid to tax authorities (such as U.S. Federal, state and local tax authorities) representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes. Also called income tax refund receivable.

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The increase (decrease) during the reporting period in income taxes receivable, which represents the amount due from tax authorities for refunds of overpayments or recoveries of income taxes paid.

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Carrying amount as of the balance sheet date of reserves for the costs of settling insured claims and costs incurred in the claims settlement process attributable to asbestos and environmental claims, net of estimated reinsurance recoveries.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of loss contingency liability.

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Amount of damages awarded to the plaintiff in the legal matter.

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The value (monetary amount) of the award the plaintiff seeks in the legal matter.

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Number of defendants named in a legal action.

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Amount of revenue and income classified as other.

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Carrying amount as of the balance sheet date of value added taxes due either from customers arising from sales on credit terms, or as previously overpaid to tax authorities.

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Commitments And Contingent Liabilities (Narrative) (Details) € in Millions, $ in Millions	3 Months Ended	12 Months Ended
	Jun. 30, 2021 USD ($)	Dec. 31, 2021 USD ($) Producers	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Dec. 31, 2021 EUR (€)	Mar. 31, 2021 USD ($)
Loss Contingencies [Line Items]
Accrual for environmental loss contingencies		$ 182.0
Accrual for environmental loss contingencies, gross		191.0
Liability for Asbestos and Environmental Claims, Net		103.0
Increase (Decrease) in Income Taxes Receivable	$ 70.0
Income Taxes Receivable		48.0
Value Added Tax Receivable	81.0					$ 11.0
Secretariat of the Federal Revenue Bureau of Brazil [Member]
Loss Contingencies [Line Items]
Loss contingency accrual		$ 48.0
Responsible party percentage		60.00%
Shared Tax Assessment Payment		$ 300.0
Responsible party percentage-Sylvamo		40.00%
Income tax examination, estimate of possible loss		$ 106.0
Income tax examination, penalties and interest Expense		351.0
Cost Of Products Sold [Member]
Loss Contingencies [Line Items]
Other Income	42.0
Interest Expense [Member]
Loss Contingencies [Line Items]
Other Income	$ 28.0
Cass Lake Minnesota [Member]
Loss Contingencies [Line Items]
Accrual for environmental loss contingencies		46.0
Kalamazoo River Superfund Site [Member]
Loss Contingencies [Line Items]
Loss contingency, damages sought, value			$ 37.0	$ 19.0
Proposed consent decree, value of remediation payments		100.0
Proposed consent decree, value of labor performed		136.0
San Jacinto River Superfund Site [Member]
Loss Contingencies [Line Items]
Loss contingency, damages sought, value		$ 115.0
Responsible party percentage		50.00%
Georgia-Pacific Consumer Products LP, Fort James Corporation and Georgia Pacific LLC Cost Recovery Action [Member] \| Kalamazoo River Superfund Site [Member]
Loss Contingencies [Line Items]
Loss contingency, damages sought, value		$ 79.0
Loss contingency, damages awarded, value		$ 50.0
Loss Contingencies, share of damages		15.00%
Italian Competition Authority [Member]
Loss Contingencies [Line Items]
Loss contingency, number of defendants \| Producers		30
Loss contingency accrual		$ 32.0			€ 29
Northern Impoundment [Member] \| San Jacinto River Superfund Site [Member]
Loss Contingencies [Line Items]
Loss contingency, damages sought, value		105.0
Liability for Asbestos and Environmental Claims, Net		55.0
Southern Impoundment [Member] [Member] \| San Jacinto River Superfund Site [Member]
Loss Contingencies [Line Items]
Loss contingency, damages sought, value		10.0
Southern Impoundment [Member] \| San Jacinto River Superfund Site [Member]
Loss Contingencies [Line Items]
Liability for Asbestos and Environmental Claims, Net		$ 10.0