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- Definition

Responsible party percentage-Sylvamo

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Responsible party percentage

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- Definition

Shared Tax Assessment Payment

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- Definition

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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- Definition

The increase (decrease) during the reporting period in asbestos and environmental claims reserve, net of reinsurance recoveries.

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- Definition

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

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COMMITMENTS AND CONTINGENCIES (Details) € in Millions, $ in Millions	3 Months Ended				9 Months Ended
	Dec. 31, 2022 USD ($)	Mar. 31, 2020	Sep. 30, 2019 USD ($)	Dec. 31, 2017 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2019 EUR (€)
Italian Competition Authority [Member]
Loss Contingencies [Line Items]
Potentially Responsible Parties			30
Loss Contingency Accrual			$ 31.0			€ 29
San Jacinto River Superfund Site
Loss Contingencies [Line Items]
Loss contingency, damages sought, value				$ 115.0
Responsible party percentage		50.00%
San Jacinto River Superfund Site \| Northern impoundment [Member]
Loss Contingencies [Line Items]
Liability for Asbestos and Environmental Claims, Net, Period Increase (Decrease)	$ 21.0
Kalamazoo River Superfund Site
Loss Contingencies [Line Items]
Liability for Asbestos and Environmental Claims, Net, Period Increase (Decrease)	27.0
Secretariat of the Federal Revenue Bureau of Brazil [Member]
Loss Contingencies [Line Items]
Loss Contingency Accrual	$ 48.0				$ 48.0
Income tax examination, estimate of possible loss					120.0
Income tax examination, penalties and interest expense					$ 418.0
Responsible party percentage-Sylvamo					40.00%
Responsible party percentage					60.00%
Shared Tax Assessment Payment					$ 300.0