Consolidated Statement Of Changes In Equity (Consolidated Statement of Changes in Equity Parenthetical) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Stockholders' Equity [Abstract]
Common Stock, Dividends, Per Share, Cash Paid	$ 1.850	$ 1.850	$ 2.000
Sylvamo Corporation spin-off			$ 43
Issuance of stock for various plans, net	$ 82	$ 132	143
Total Equity	8,355	8,497	9,082
Treasury Stock, Value, Acquired, Cost Method	$ (220)	$ (1,284)	$ (839)