Income Taxes (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Contingency [Line Items]
Deferred income tax provision (benefit) for the effect of changes in non-U.S. and U.S. state tax rates	$ (3)	$ (8)	$ (2)
Income tax payments, net of refunds	345	601	$ 162
Accrual for the payment of estimated interest and penalties associated with unrecognized tax benefits	29	21
Tax positions for which the ultimate benefits are highly certain, but for which there is uncertainty about the timing of such benefits	28
Forestlands, related installment sales, and investment in subsidiary	(485)	$ (1,279)
Undistributed earnings of foreign subsidiaries	$ 1,900