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The total of collateralized agreements including securities purchased under agreements to resell (repos), borrowed securities, and secured demand notes.

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Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days.

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Description of minimum financial levels (for example, tangible net worth and working capital) and achievement of certain financial ratios (for example, working capital ratio and debt service coverage ratio), and adherence to certain clauses which generally require or restrict certain actions (for example, entering into a debt arrangement with equal or greater seniority, and selling or discontinuing a certain business segment or material subsidiary) to be in compliance with the covenant clauses of the debt agreement. May also include a discussion of the adverse consequences that would result if the entity violates or fails to satisfy the covenants.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Face (par) amount of the original debt instrument that was repurchased.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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The value of notes retired (or transferred to another entity) in noncash investing or financing transactions.

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The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

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The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

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Debt And Lines Of Credit (Narrative) (Details) $ in Millions		3 Months Ended				12 Months Ended
	Jan. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Sep. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020
Schedule of Debt Activity [Line Items]
Maturities of long-term debt, 2023		$ 763				$ 763
Maturities of long-term debt, 2024		148				148
Maturities of long-term debt, 2025		191				191
Maturities of long-term debt, 2026		72				72
Maturities of long-term debt, 2027		$ 298				$ 298
Debt covenant compliance, minimum debt to capital ratio						60.00%
Proceeds from Issuance of Debt			$ 210	$ 144
Debt Instrument, Covenant Description						9 billion
Sylvamo Corporation Investment
Schedule of Debt Activity [Line Items]
Notes Reduction			$ 167	$ 144
Aggregate Units Exchanged - Sylvamo Corporation Investment			4,614,358,000,000	4,132,000,000,000
Minimum [Member]
Schedule of Debt Activity [Line Items]
Debt instrument, interest rate, stated percentage		3.00%				3.00%	3.00%	3.00%
Maximum [Member]
Schedule of Debt Activity [Line Items]
Debt instrument, interest rate, stated percentage		8.70%				8.70%	8.70%	8.70%
Commercial Paper [Member]
Schedule of Debt Activity [Line Items]
Revolving credit facilities available		$ 1,000				$ 1,000
Commercial Paper		410				410	$ 0
Revolving Credit Facility [Member]
Schedule of Debt Activity [Line Items]
Revolving credit facilities available		1,500				1,500
Receivables Securitization Program [Member]
Schedule of Debt Activity [Line Items]
Receivables securitization program		500			$ 550	500
Collateralized agreements, value of amount outstanding		0				0	0
Other Debt Obligations [Member]
Schedule of Debt Activity [Line Items]
Repayments of Debt					88	514
Proceeds from Issuance of Debt		110	$ 50		$ 88		$ 1,500
Other Debt Obligations [Member] \| Subsequent Event [Member]
Schedule of Debt Activity [Line Items]
Proceeds from Issuance of Debt	$ 600
Other Corporate Bonds [Member]
Schedule of Debt Activity [Line Items]
Open Market Debt Repurchases		$ 5				$ 5
Bonds [Member] \| Minimum [Member]
Schedule of Debt Activity [Line Items]
Debt instrument, interest rate, stated percentage		4.35%				4.35%
Bonds [Member] \| Maximum [Member]
Schedule of Debt Activity [Line Items]
Debt instrument, interest rate, stated percentage		4.40%				4.40%
Debt with Interest Rates Ranging from 4.80% to 5.15%
Schedule of Debt Activity [Line Items]
Notes Reduction						$ 498
Debt with Interest Rates Ranging from 4.80% to 5.15% \| Minimum [Member]
Schedule of Debt Activity [Line Items]
Debt instrument, interest rate, stated percentage		6.40%				6.40%
Debt with Interest Rates Ranging from 4.80% to 5.15% \| Maximum [Member]
Schedule of Debt Activity [Line Items]
Debt instrument, interest rate, stated percentage		8.70%				8.70%
Two Point Sixty Five Due 2037 \| Minimum [Member]
Schedule of Debt Activity [Line Items]
Debt instrument, interest rate, stated percentage					2.65%