Earnings per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Earnings Per Share [Abstract]
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	$ 22	$ 421
Net (income) loss attributed to noncontrolling interest	(1)	1
Income from continuing operations attributed to LP	21	422
Income from discontinued operations, net of income taxes	0	62
Net Income (Loss) Attributable to Parent	$ 21	$ 484
Basic (in shares)	72	86
Dilutive effect of employee stock plans	0	1
Diluted (in shares)	72	86
Income per share continuing operations - basic (in dollars per share)	$ 0.29	$ 4.92
Income per share discontinued operations - basic (in dollars per share)	0	0.72
Net income per share - basic (in dollars per share)	0.29	5.64
Income per share continuing operations - diluted (in dollars per share)	0.29	4.89
Income per share discontinued operations - diluted (in dollars per share)	0	0.71
Net income per share - diluted (in dollars per share)	$ 0.29	$ 5.60